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 * For licensing, see LICENSE.md.
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.ck-input-text{min-width:0;width:100%}.ck.ck-link-form .ck-button{padding:var(--ck-spacing-standard);margin-top:var(--ck-spacing-standard);border-radius:0;border:0;border-top:1px solid var(--ck-color-base-border)}[dir=ltr] .ck.ck-link-form .ck-button{margin-left:0}[dir=ltr] .ck.ck-link-form .ck-button:first-of-type{border-right:1px solid var(--ck-color-base-border)}[dir=rtl] .ck.ck-link-form .ck-button{margin-left:0}[dir=rtl] .ck.ck-link-form .ck-button:last-of-type{border-right:1px solid var(--ck-color-base-border)}}.ck.ck-link-form_layout-vertical{padding:0;min-width:var(--ck-input-text-width)}.ck.ck-link-form_layout-vertical .ck-labeled-input{margin:var(--ck-spacing-standard) var(--ck-spacing-standard) var(--ck-spacing-small)}.ck.ck-link-form_layout-vertical .ck-labeled-input .ck-input-text{min-width:0;width:100%}.ck.ck-link-form_layout-vertical .ck-button{padding:var(--ck-spacing-standard);margin:0;border-radius:0;border:0;border-top:1px solid var(--ck-color-base-border);width:50%}[dir=ltr] .ck.ck-link-form_layout-vertical .ck-button{margin-left:0}[dir=ltr] .ck.ck-link-form_layout-vertical .ck-button:first-of-type{border-right:1px solid var(--ck-color-base-border)}[dir=rtl] .ck.ck-link-form_layout-vertical .ck-button{margin-left:0}[dir=rtl] .ck.ck-link-form_layout-vertical .ck-button:last-of-type{border-right:1px solid var(--ck-color-base-border)}.ck.ck-link-form_layout-vertical .ck.ck-list{margin-left:0}.ck.ck-link-form_layout-vertical .ck.ck-list .ck-button.ck-switchbutton{border:0;width:100%}.ck.ck-link-form_layout-vertical .ck.ck-list .ck-button.ck-switchbutton:hover{background:none}"},function(t,e,i){var n=i(1);var o=i(81);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var r={injectType:"singletonStyleTag"};r.insert="head";r.singleton=true;var s=n(o,r);var a=o.locals?o.locals:{};t.exports=a},function(t,e){t.exports=".ck.ck-link-actions{display:flex;flex-direction:row;flex-wrap:nowrap}.ck.ck-link-actions .ck-link-actions__preview{display:inline-block}.ck.ck-link-actions .ck-link-actions__preview .ck-button__label{overflow:hidden}@media screen and (max-width:600px){.ck.ck-link-actions{flex-wrap:wrap}.ck.ck-link-actions .ck-link-actions__preview{flex-basis:100%}.ck.ck-link-actions .ck-button:not(.ck-link-actions__preview){flex-basis:50%}}.ck.ck-link-actions{padding:var(--ck-spacing-standard)}.ck.ck-link-actions .ck-button.ck-link-actions__preview{padding-left:0;padding-right:0}.ck.ck-link-actions .ck-button.ck-link-actions__preview .ck-button__label{padding:0 var(--ck-spacing-medium);color:var(--ck-color-link-default);text-overflow:ellipsis;cursor:pointer;max-width:var(--ck-input-text-width);min-width:3em;text-align:center}.ck.ck-link-actions .ck-button.ck-link-actions__preview .ck-button__label:hover{text-decoration:underline}.ck.ck-link-actions .ck-button.ck-link-actions__preview,.ck.ck-link-actions .ck-button.ck-link-actions__preview:active,.ck.ck-link-actions .ck-button.ck-link-actions__preview:focus,.ck.ck-link-actions .ck-button.ck-link-actions__preview:hover{background:none}.ck.ck-link-actions .ck-button.ck-link-actions__preview:active{box-shadow:none}.ck.ck-link-actions .ck-button.ck-link-actions__preview:focus .ck-button__label{text-decoration:underline}.ck.ck-link-actions:focus{outline:none}[dir=ltr] .ck.ck-link-actions .ck-button:not(:first-child),[dir=rtl] .ck.ck-link-actions .ck-button:not(:last-child){margin-left:var(--ck-spacing-standard)}@media screen and (max-width:600px){.ck.ck-link-actions{padding:0;width:calc(0.8*var(--ck-input-text-width))}.ck.ck-link-actions .ck-button.ck-link-actions__preview{margin:var(--ck-spacing-standard) var(--ck-spacing-standard) 0}.ck.ck-link-actions .ck-button.ck-link-actions__preview .ck-button__label{min-width:0;max-width:100%}.ck.ck-link-actions .ck-button:not(.ck-link-actions__preview){padding:var(--ck-spacing-standard);margin-top:var(--ck-spacing-standard);border-radius:0;border:0;border-top:1px solid var(--ck-color-base-border)}[dir=ltr] .ck.ck-link-actions .ck-button:not(.ck-link-actions__preview){margin-left:0}[dir=ltr] .ck.ck-link-actions .ck-button:not(.ck-link-actions__preview):first-of-type{border-right:1px solid var(--ck-color-base-border)}[dir=rtl] .ck.ck-link-actions .ck-button:not(.ck-link-actions__preview){margin-left:0}[dir=rtl] .ck.ck-link-actions .ck-button:not(.ck-link-actions__preview):last-of-type{border-right:1px solid var(--ck-color-base-border)}}"},function(t,e,i){var n=i(1);var o=i(83);o=o.__esModule?o.default:o;if(typeof o==="string"){o=[[t.i,o,""]]}var r={injectType:"singletonStyleTag"};r.insert="head";r.singleton=true;var s=n(o,r);var a=o.locals?o.locals:{};t.exports=a},function(t,e){t.exports='.ck-media__wrapper 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*{display:none}.ck-editor__editable:not(.ck-read-only) .ck-media__wrapper>:not(.ck-media__placeholder),.ck-editor__editable:not(.ck-read-only) .ck-widget:not(.ck-widget_selected) .ck-media__placeholder{pointer-events:none}:root{--ck-media-embed-placeholder-icon-size:3em;--ck-color-media-embed-placeholder-url-text:#757575;--ck-color-media-embed-placeholder-url-text-hover:var(--ck-color-base-text)}.ck-media__wrapper{margin:0 auto}.ck-media__wrapper .ck-media__placeholder{padding:calc(3*var(--ck-spacing-standard));background:var(--ck-color-base-foreground)}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__icon{min-width:var(--ck-media-embed-placeholder-icon-size);height:var(--ck-media-embed-placeholder-icon-size);margin-bottom:var(--ck-spacing-large);background-position:50%;background-size:cover}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__icon .ck-icon{width:100%;height:100%}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__url__text{color:var(--ck-color-media-embed-placeholder-url-text);white-space:nowrap;text-align:center;font-style:italic;text-overflow:ellipsis}.ck-media__wrapper .ck-media__placeholder .ck-media__placeholder__url__text:hover{color:var(--ck-color-media-embed-placeholder-url-text-hover);cursor:pointer;text-decoration:underline}.ck-media__wrapper[data-oembed-url*="open.spotify.com"]{max-width:300px;max-height:380px}.ck-media__wrapper[data-oembed-url*="google.com/maps"] 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this._attrs.delete(t)}_addClass(t){this._fireChange("attributes",this);t=Array.isArray(t)?t:[t];t.forEach(t=>this._classes.add(t))}_removeClass(t){this._fireChange("attributes",this);t=Array.isArray(t)?t:[t];t.forEach(t=>this._classes.delete(t))}_setStyle(t,e){this._fireChange("attributes",this);this._styles.set(t,e)}_removeStyle(t){this._fireChange("attributes",this);t=Array.isArray(t)?t:[t];t.forEach(t=>this._styles.remove(t))}_setCustomProperty(t,e){this._customProperties.set(t,e)}_removeCustomProperty(t){return this._customProperties.delete(t)}}function Dc(t){t=Hs(t);for(const[e,i]of t){if(i===null){t.delete(e)}else if(typeof i!="string"){t.set(e,String(i))}}return t}function Bc(t,e){const i=e.split(/\s+/);t.clear();i.forEach(e=>t.add(e))}function Vc(t,e){if(typeof e=="string"){return[new Ds(t,e)]}if(!Fs(e)){e=[e]}return Array.from(e).map(e=>{if(typeof e=="string"){return new Ds(t,e)}if(e instanceof Bs){return new Ds(t,e.data)}return e})}class Fc extends jc{constructor(t,e,i,n){super(t,e,i,n);this.getFillerOffset=Hc}is(t,e=null){const i=t&&t.replace(/^view:/,"");if(!e){return i=="containerElement"||super.is(t)}else{return i=="containerElement"&&e==this.name||super.is(t,e)}}}function Hc(){const t=[...this.getChildren()];const e=t[this.childCount-1];if(e&&e.is("element","br")){return this.childCount}for(const e of t){if(!e.is("uiElement")){return null}}return this.childCount}var Wc=Cc((function(t,e){je(e,dn(e),t)}));var Uc=Wc;const qc=Symbol("observableProperties");const $c=Symbol("boundObservables");const Yc=Symbol("boundProperties");const Gc={set(t,e){if(ct(t)){Object.keys(t).forEach(e=>{this.set(e,t[e])},this);return}Xc(this);const i=this[qc];if(t in this&&!i.has(t)){throw new ss["b"]("observable-set-cannot-override: Cannot override an existing property.",this)}Object.defineProperty(this,t,{enumerable:true,configurable:true,get(){return i.get(t)},set(e){const n=i.get(t);let o=this.fire("set:"+t,t,e,n);if(o===undefined){o=e}if(n!==o||!i.has(t)){i.set(t,o);this.fire("change:"+t,t,o,n)}}});this[t]=e},bind(...t){if(!t.length||!tl(t)){throw new ss["b"]("observable-bind-wrong-properties: All properties must be strings.",this)}if(new Set(t).size!==t.length){throw new ss["b"]("observable-bind-duplicate-properties: Properties must be unique.",this)}Xc(this);const e=this[Yc];t.forEach(t=>{if(e.has(t)){throw new ss["b"]("observable-bind-rebind: Cannot bind the same property more than once.",this)}});const i=new Map;t.forEach(t=>{const n={property:t,to:[]};e.set(t,n);i.set(t,n)});return{to:Qc,toMany:Kc,_observable:this,_bindProperties:t,_to:[],_bindings:i}},unbind(...t){if(!(qc in this)){return}const e=this[Yc];const i=this[$c];if(t.length){if(!tl(t)){throw new ss["b"]("observable-unbind-wrong-properties: Properties must be strings.",this)}t.forEach(t=>{const n=e.get(t);if(!n){return}let o,r,s,a;n.to.forEach(t=>{o=t[0];r=t[1];s=i.get(o);a=s[r];a.delete(n);if(!a.size){delete s[r]}if(!Object.keys(s).length){i.delete(o);this.stopListening(o,"change")}});e.delete(t)})}else{i.forEach((t,e)=>{this.stopListening(e,"change")});i.clear();e.clear()}},decorate(t){const e=this[t];if(!e){throw new ss["b"]("observablemixin-cannot-decorate-undefined: Cannot decorate an undefined method.",this,{object:this,methodName:t})}this.on(t,(t,i)=>{t.return=e.apply(this,i)});this[t]=function(...e){return this.fire(t,e)}}};Uc(Gc,ds);var Jc=Gc;function Xc(t){if(qc in t){return}Object.defineProperty(t,qc,{value:new Map});Object.defineProperty(t,$c,{value:new Map});Object.defineProperty(t,Yc,{value:new Map})}function Qc(...t){const e=el(...t);const i=Array.from(this._bindings.keys());const n=i.length;if(!e.callback&&e.to.length>1){throw new ss["b"]("observable-bind-to-no-callback: Binding multiple observables only possible with callback.",this)}if(n>1&&e.callback){throw new ss["b"]("observable-bind-to-extra-callback: Cannot bind multiple properties and use a callback in one binding.",this)}e.to.forEach(t=>{if(t.properties.length&&t.properties.length!==n){throw new ss["b"]("observable-bind-to-properties-length: The number of properties must match.",this)}if(!t.properties.length){t.properties=this._bindProperties}});this._to=e.to;if(e.callback){this._bindings.get(i[0]).callback=e.callback}rl(this._observable,this._to);nl(this);this._bindProperties.forEach(t=>{ol(this._observable,t)})}function Kc(t,e,i){if(this._bindings.size>1){throw new ss["b"]("observable-bind-to-many-not-one-binding: Cannot bind multiple properties with toMany().",this)}this.to(...Zc(t,e),i)}function Zc(t,e){const i=t.map(t=>[t,e]);return Array.prototype.concat.apply([],i)}function tl(t){return t.every(t=>typeof t=="string")}function el(...t){if(!t.length){throw new ss["b"]("observable-bind-to-parse-error: Invalid argument syntax in `to()`.",null)}const e={to:[]};let i;if(typeof t[t.length-1]=="function"){e.callback=t.pop()}t.forEach(t=>{if(typeof t=="string"){i.properties.push(t)}else if(typeof t=="object"){i={observable:t,properties:[]};e.to.push(i)}else{throw new ss["b"]("observable-bind-to-parse-error: Invalid argument syntax in `to()`.",null)}});return e}function il(t,e,i,n){const o=t[$c];const r=o.get(i);const s=r||{};if(!s[n]){s[n]=new Set}s[n].add(e);if(!r){o.set(i,s)}}function nl(t){let e;t._bindings.forEach((i,n)=>{t._to.forEach(o=>{e=o.properties[i.callback?0:t._bindProperties.indexOf(n)];i.to.push([o.observable,e]);il(t._observable,i,o.observable,e)})})}function ol(t,e){const i=t[Yc];const n=i.get(e);let o;if(n.callback){o=n.callback.apply(t,n.to.map(t=>t[0][t[1]]))}else{o=n.to[0];o=o[0][o[1]]}if(t.hasOwnProperty(e)){t[e]=o}else{t.set(e,o)}}function rl(t,e){e.forEach(e=>{const i=t[$c];let n;if(!i.get(e.observable)){t.listenTo(e.observable,"change",(o,r)=>{n=i.get(e.observable)[r];if(n){n.forEach(e=>{ol(t,e.property)})}})}})}class sl extends Fc{constructor(t,e,i,n){super(t,e,i,n);this.set("isReadOnly",false);this.set("isFocused",false);this.bind("isReadOnly").to(t);this.bind("isFocused").to(t,"isFocused",e=>e&&t.selection.editableElement==this);this.listenTo(t.selection,"change",()=>{this.isFocused=t.isFocused&&t.selection.editableElement==this})}is(t,e=null){const i=t&&t.replace(/^view:/,"");if(!e){return i=="editableElement"||super.is(t)}else{return i=="editableElement"&&e==this.name||super.is(t,e)}}destroy(){this.stopListening()}}vs(sl,Jc);const al=Symbol("rootName");class cl extends sl{constructor(t,e){super(t,e);this.rootName="main"}is(t,e=null){const i=t.replace(/^view:/,"");if(!e){return i=="rootElement"||super.is(t)}else{return i=="rootElement"&&e==this.name||super.is(t,e)}}get rootName(){return this.getCustomProperty(al)}set rootName(t){this._setCustomProperty(al,t)}set _name(t){this.name=t}}class ll{constructor(t={}){if(!t.boundaries&&!t.startPosition){throw new ss["b"]("view-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.",null)}if(t.direction&&t.direction!="forward"&&t.direction!="backward"){throw new ss["b"]("view-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.",t.startPosition,{direction:t.direction})}this.boundaries=t.boundaries||null;if(t.startPosition){this.position=dl._createAt(t.startPosition)}else{this.position=dl._createAt(t.boundaries[t.direction=="backward"?"end":"start"])}this.direction=t.direction||"forward";this.singleCharacters=!!t.singleCharacters;this.shallow=!!t.shallow;this.ignoreElementEnd=!!t.ignoreElementEnd;this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null;this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null}[Symbol.iterator](){return this}skip(t){let e,i,n;do{n=this.position;({done:e,value:i}=this.next())}while(!e&&t(i));if(!e){this.position=n}}next(){if(this.direction=="forward"){return this._next()}else{return this._previous()}}_next(){let t=this.position.clone();const e=this.position;const i=t.parent;if(i.parent===null&&t.offset===i.childCount){return{done:true}}if(i===this._boundaryEndParent&&t.offset==this.boundaries.end.offset){return{done:true}}let n;if(i instanceof Ds){if(t.isAtEnd){this.position=dl._createAfter(i);return this._next()}n=i.data[t.offset]}else{n=i.getChild(t.offset)}if(n instanceof jc){if(!this.shallow){t=new dl(n,0)}else{t.offset++}this.position=t;return this._formatReturnValue("elementStart",n,e,t,1)}else if(n instanceof Ds){if(this.singleCharacters){t=new dl(n,0);this.position=t;return this._next()}else{let i=n.data.length;let o;if(n==this._boundaryEndParent){i=this.boundaries.end.offset;o=new Bs(n,0,i);t=dl._createAfter(o)}else{o=new Bs(n,0,n.data.length);t.offset++}this.position=t;return this._formatReturnValue("text",o,e,t,i)}}else if(typeof n=="string"){let n;if(this.singleCharacters){n=1}else{const e=i===this._boundaryEndParent?this.boundaries.end.offset:i.data.length;n=e-t.offset}const o=new Bs(i,t.offset,n);t.offset+=n;this.position=t;return this._formatReturnValue("text",o,e,t,n)}else{t=dl._createAfter(i);this.position=t;if(this.ignoreElementEnd){return this._next()}else{return this._formatReturnValue("elementEnd",i,e,t)}}}_previous(){let t=this.position.clone();const e=this.position;const i=t.parent;if(i.parent===null&&t.offset===0){return{done:true}}if(i==this._boundaryStartParent&&t.offset==this.boundaries.start.offset){return{done:true}}let n;if(i instanceof Ds){if(t.isAtStart){this.position=dl._createBefore(i);return this._previous()}n=i.data[t.offset-1]}else{n=i.getChild(t.offset-1)}if(n instanceof jc){if(!this.shallow){t=new dl(n,n.childCount);this.position=t;if(this.ignoreElementEnd){return this._previous()}else{return this._formatReturnValue("elementEnd",n,e,t)}}else{t.offset--;this.position=t;return this._formatReturnValue("elementStart",n,e,t,1)}}else if(n instanceof Ds){if(this.singleCharacters){t=new dl(n,n.data.length);this.position=t;return this._previous()}else{let i=n.data.length;let o;if(n==this._boundaryStartParent){const e=this.boundaries.start.offset;o=new Bs(n,e,n.data.length-e);i=o.data.length;t=dl._createBefore(o)}else{o=new Bs(n,0,n.data.length);t.offset--}this.position=t;return this._formatReturnValue("text",o,e,t,i)}}else if(typeof n=="string"){let n;if(!this.singleCharacters){const e=i===this._boundaryStartParent?this.boundaries.start.offset:0;n=t.offset-e}else{n=1}t.offset-=n;const o=new Bs(i,t.offset,n);this.position=t;return this._formatReturnValue("text",o,e,t,n)}else{t=dl._createBefore(i);this.position=t;return this._formatReturnValue("elementStart",i,e,t,1)}}_formatReturnValue(t,e,i,n,o){if(e instanceof Bs){if(e.offsetInText+e.data.length==e.textNode.data.length){if(this.direction=="forward"&&!(this.boundaries&&this.boundaries.end.isEqual(this.position))){n=dl._createAfter(e.textNode);this.position=n}else{i=dl._createAfter(e.textNode)}}if(e.offsetInText===0){if(this.direction=="backward"&&!(this.boundaries&&this.boundaries.start.isEqual(this.position))){n=dl._createBefore(e.textNode);this.position=n}else{i=dl._createBefore(e.textNode)}}}return{done:false,value:{type:t,item:e,previousPosition:i,nextPosition:n,length:o}}}}class dl{constructor(t,e){this.parent=t;this.offset=e}get nodeAfter(){if(this.parent.is("text")){return null}return this.parent.getChild(this.offset)||null}get nodeBefore(){if(this.parent.is("text")){return null}return this.parent.getChild(this.offset-1)||null}get isAtStart(){return this.offset===0}get isAtEnd(){const t=this.parent.is("text")?this.parent.data.length:this.parent.childCount;return this.offset===t}get root(){return this.parent.root}get editableElement(){let t=this.parent;while(!(t instanceof sl)){if(t.parent){t=t.parent}else{return null}}return t}getShiftedBy(t){const e=dl._createAt(this);const i=e.offset+t;e.offset=i<0?0:i;return e}getLastMatchingPosition(t,e={}){e.startPosition=this;const i=new ll(e);i.skip(t);return i.position}getAncestors(){if(this.parent.is("documentFragment")){return[this.parent]}else{return this.parent.getAncestors({includeSelf:true})}}getCommonAncestor(t){const e=this.getAncestors();const i=t.getAncestors();let n=0;while(e[n]==i[n]&&e[n]){n++}return n===0?null:e[n-1]}is(t){return t=="position"||t=="view:position"}isEqual(t){return this.parent==t.parent&&this.offset==t.offset}isBefore(t){return this.compareWith(t)=="before"}isAfter(t){return this.compareWith(t)=="after"}compareWith(t){if(this.root!==t.root){return"different"}if(this.isEqual(t)){return"same"}const e=this.parent.is("node")?this.parent.getPath():[];const i=t.parent.is("node")?t.parent.getPath():[];e.push(this.offset);i.push(t.offset);const n=Os(e,i);switch(n){case"prefix":return"before";case"extension":return"after";default:return e[n]<i[n]?"before":"after"}}getWalker(t={}){t.startPosition=this;return new ll(t)}clone(){return new dl(this.parent,this.offset)}static _createAt(t,e){if(t instanceof dl){return new this(t.parent,t.offset)}else{const i=t;if(e=="end"){e=i.is("text")?i.data.length:i.childCount}else if(e=="before"){return this._createBefore(i)}else if(e=="after"){return this._createAfter(i)}else if(e!==0&&!e){throw new ss["b"]("view-createPositionAt-offset-required: "+"View#createPositionAt() requires the offset when the first parameter is a view item.",i)}return new dl(i,e)}}static _createAfter(t){if(t.is("textProxy")){return new dl(t.textNode,t.offsetInText+t.data.length)}if(!t.parent){throw new ss["b"]("view-position-after-root: You can not make position after root.",t,{root:t})}return new dl(t.parent,t.index+1)}static _createBefore(t){if(t.is("textProxy")){return new dl(t.textNode,t.offsetInText)}if(!t.parent){throw new ss["b"]("view-position-before-root: You can not make position before root.",t,{root:t})}return new dl(t.parent,t.index)}}class ul{constructor(t,e=null){this.start=t.clone();this.end=e?e.clone():t.clone()}*[Symbol.iterator](){yield*new ll({boundaries:this,ignoreElementEnd:true})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){return this.start.parent===this.end.parent}get root(){return this.start.root}getEnlarged(){let t=this.start.getLastMatchingPosition(hl,{direction:"backward"});let e=this.end.getLastMatchingPosition(hl);if(t.parent.is("text")&&t.isAtStart){t=dl._createBefore(t.parent)}if(e.parent.is("text")&&e.isAtEnd){e=dl._createAfter(e.parent)}return new ul(t,e)}getTrimmed(){let t=this.start.getLastMatchingPosition(hl);if(t.isAfter(this.end)||t.isEqual(this.end)){return new ul(t,t)}let e=this.end.getLastMatchingPosition(hl,{direction:"backward"});const i=t.nodeAfter;const n=e.nodeBefore;if(i&&i.is("text")){t=new dl(i,0)}if(n&&n.is("text")){e=new dl(n,n.data.length)}return new ul(t,e)}isEqual(t){return this==t||this.start.isEqual(t.start)&&this.end.isEqual(t.end)}containsPosition(t){return t.isAfter(this.start)&&t.isBefore(this.end)}containsRange(t,e=false){if(t.isCollapsed){e=false}const i=this.containsPosition(t.start)||e&&this.start.isEqual(t.start);const n=this.containsPosition(t.end)||e&&this.end.isEqual(t.end);return i&&n}getDifference(t){const e=[];if(this.isIntersecting(t)){if(this.containsPosition(t.start)){e.push(new ul(this.start,t.start))}if(this.containsPosition(t.end)){e.push(new ul(t.end,this.end))}}else{e.push(this.clone())}return e}getIntersection(t){if(this.isIntersecting(t)){let e=this.start;let i=this.end;if(this.containsPosition(t.start)){e=t.start}if(this.containsPosition(t.end)){i=t.end}return new ul(e,i)}return null}getWalker(t={}){t.boundaries=this;return new ll(t)}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed){return null}let t=this.start.nodeAfter;let e=this.end.nodeBefore;if(this.start.parent.is("text")&&this.start.isAtEnd&&this.start.parent.nextSibling){t=this.start.parent.nextSibling}if(this.end.parent.is("text")&&this.end.isAtStart&&this.end.parent.previousSibling){e=this.end.parent.previousSibling}if(t&&t.is("element")&&t===e){return t}return null}clone(){return new ul(this.start,this.end)}*getItems(t={}){t.boundaries=this;t.ignoreElementEnd=true;const e=new ll(t);for(const t of e){yield t.item}}*getPositions(t={}){t.boundaries=this;const e=new ll(t);yield e.position;for(const t of e){yield t.nextPosition}}is(t){return t=="range"||t=="view:range"}isIntersecting(t){return this.start.isBefore(t.end)&&this.end.isAfter(t.start)}static _createFromParentsAndOffsets(t,e,i,n){return new this(new dl(t,e),new dl(i,n))}static _createFromPositionAndShift(t,e){const i=t;const n=t.getShiftedBy(e);return e>0?new this(i,n):new this(n,i)}static _createIn(t){return this._createFromParentsAndOffsets(t,0,t,t.childCount)}static _createOn(t){const e=t.is("textProxy")?t.offsetSize:1;return this._createFromPositionAndShift(dl._createBefore(t),e)}}function hl(t){if(t.item.is("attributeElement")||t.item.is("uiElement")){return true}return false}function fl(t){let e=0;for(const i of t){e++}return e}class ml{constructor(t=null,e,i){this._ranges=[];this._lastRangeBackward=false;this._isFake=false;this._fakeSelectionLabel="";this.setTo(t,e,i)}get isFake(){return this._isFake}get fakeSelectionLabel(){return this._fakeSelectionLabel}get anchor(){if(!this._ranges.length){return null}const t=this._ranges[this._ranges.length-1];const e=this._lastRangeBackward?t.end:t.start;return e.clone()}get focus(){if(!this._ranges.length){return null}const t=this._ranges[this._ranges.length-1];const e=this._lastRangeBackward?t.start:t.end;return e.clone()}get isCollapsed(){return this.rangeCount===1&&this._ranges[0].isCollapsed}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}get editableElement(){if(this.anchor){return this.anchor.editableElement}return null}*getRanges(){for(const t of this._ranges){yield t.clone()}}getFirstRange(){let t=null;for(const e of this._ranges){if(!t||e.start.isBefore(t.start)){t=e}}return t?t.clone():null}getLastRange(){let t=null;for(const e of this._ranges){if(!t||e.end.isAfter(t.end)){t=e}}return t?t.clone():null}getFirstPosition(){const t=this.getFirstRange();return t?t.start.clone():null}getLastPosition(){const t=this.getLastRange();return t?t.end.clone():null}isEqual(t){if(this.isFake!=t.isFake){return false}if(this.isFake&&this.fakeSelectionLabel!=t.fakeSelectionLabel){return false}if(this.rangeCount!=t.rangeCount){return false}else if(this.rangeCount===0){return true}if(!this.anchor.isEqual(t.anchor)||!this.focus.isEqual(t.focus)){return false}for(const e of this._ranges){let i=false;for(const n of t._ranges){if(e.isEqual(n)){i=true;break}}if(!i){return false}}return true}isSimilar(t){if(this.isBackward!=t.isBackward){return false}const e=fl(this.getRanges());const i=fl(t.getRanges());if(e!=i){return false}if(e==0){return true}for(let e of this.getRanges()){e=e.getTrimmed();let i=false;for(let n of t.getRanges()){n=n.getTrimmed();if(e.start.isEqual(n.start)&&e.end.isEqual(n.end)){i=true;break}}if(!i){return false}}return true}getSelectedElement(){if(this.rangeCount!==1){return null}return this.getFirstRange().getContainedElement()}setTo(t,e,i){if(t===null){this._setRanges([]);this._setFakeOptions(e)}else if(t instanceof ml||t instanceof gl){this._setRanges(t.getRanges(),t.isBackward);this._setFakeOptions({fake:t.isFake,label:t.fakeSelectionLabel})}else if(t instanceof ul){this._setRanges([t],e&&e.backward);this._setFakeOptions(e)}else if(t instanceof dl){this._setRanges([new ul(t)]);this._setFakeOptions(e)}else if(t instanceof js){const n=!!i&&!!i.backward;let o;if(e===undefined){throw new ss["b"]("view-selection-setTo-required-second-parameter: "+"selection.setTo requires the second parameter when the first parameter is a node.",this)}else if(e=="in"){o=ul._createIn(t)}else if(e=="on"){o=ul._createOn(t)}else{o=new ul(dl._createAt(t,e))}this._setRanges([o],n);this._setFakeOptions(i)}else if(Fs(t)){this._setRanges(t,e&&e.backward);this._setFakeOptions(e)}else{throw new ss["b"]("view-selection-setTo-not-selectable: Cannot set selection to given place.",this)}this.fire("change")}setFocus(t,e){if(this.anchor===null){throw new ss["b"]("view-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.",this)}const i=dl._createAt(t,e);if(i.compareWith(this.focus)=="same"){return}const n=this.anchor;this._ranges.pop();if(i.compareWith(n)=="before"){this._addRange(new ul(i,n),true)}else{this._addRange(new ul(n,i))}this.fire("change")}is(t){return t=="selection"||t=="view:selection"}_setRanges(t,e=false){t=Array.from(t);this._ranges=[];for(const e of t){this._addRange(e)}this._lastRangeBackward=!!e}_setFakeOptions(t={}){this._isFake=!!t.fake;this._fakeSelectionLabel=t.fake?t.label||"":""}_addRange(t,e=false){if(!(t instanceof ul)){throw new ss["b"]("view-selection-add-range-not-range: "+"Selection range set to an object that is not an instance of view.Range",this)}this._pushRange(t);this._lastRangeBackward=!!e}_pushRange(t){for(const e of this._ranges){if(t.isIntersecting(e)){throw new ss["b"]("view-selection-range-intersects: Trying to add a range that intersects with another range from selection.",this,{addedRange:t,intersectingRange:e})}}this._ranges.push(new ul(t.start,t.end))}}vs(ml,ds);class gl{constructor(t=null,e,i){this._selection=new ml;this._selection.delegate("change").to(this);this._selection.setTo(t,e,i)}get isFake(){return this._selection.isFake}get fakeSelectionLabel(){return this._selection.fakeSelectionLabel}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get isCollapsed(){return this._selection.isCollapsed}get rangeCount(){return this._selection.rangeCount}get isBackward(){return this._selection.isBackward}get editableElement(){return this._selection.editableElement}get _ranges(){return this._selection._ranges}*getRanges(){yield*this._selection.getRanges()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getSelectedElement(){return this._selection.getSelectedElement()}isEqual(t){return this._selection.isEqual(t)}isSimilar(t){return this._selection.isSimilar(t)}is(t){return t=="selection"||t=="documentSelection"||t=="view:selection"||t=="view:documentSelection"}_setTo(t,e,i){this._selection.setTo(t,e,i)}_setFocus(t,e){this._selection.setFocus(t,e)}}vs(gl,ds);class pl{constructor(t){this.selection=new gl;this.roots=new ys({idProperty:"rootName"});this.stylesProcessor=t;this.set("isReadOnly",false);this.set("isFocused",false);this.set("isComposing",false);this._postFixers=new Set}getRoot(t="main"){return this.roots.get(t)}registerPostFixer(t){this._postFixers.add(t)}destroy(){this.roots.map(t=>t.destroy());this.stopListening()}_callPostFixers(t){let e=false;do{for(const i of this._postFixers){e=i(t);if(e){break}}}while(e)}}vs(pl,Jc);const bl=10;class wl extends jc{constructor(t,e,i,n){super(t,e,i,n);this.getFillerOffset=_l;this._priority=bl;this._id=null;this._clonesGroup=null}get priority(){return this._priority}get id(){return this._id}getElementsWithSameId(){if(this.id===null){throw new ss["b"]("attribute-element-get-elements-with-same-id-no-id: "+"Cannot get elements with the same id for an attribute element without id.",this)}return new Set(this._clonesGroup)}is(t,e=null){const i=t&&t.replace(/^view:/,"");if(!e){return i=="attributeElement"||super.is(t)}else{return i=="attributeElement"&&e==this.name||super.is(t,e)}}isSimilar(t){if(this.id!==null||t.id!==null){return this.id===t.id}return super.isSimilar(t)&&this.priority==t.priority}_clone(t){const e=super._clone(t);e._priority=this._priority;e._id=this._id;return e}}wl.DEFAULT_PRIORITY=bl;function _l(){if(kl(this)){return null}let t=this.parent;while(t&&t.is("attributeElement")){if(kl(t)>1){return null}t=t.parent}if(!t||kl(t)>1){return null}return this.childCount}function kl(t){return Array.from(t.getChildren()).filter(t=>!t.is("uiElement")).length}class vl extends jc{constructor(t,e,i,n){super(t,e,i,n);this.getFillerOffset=yl}is(t,e=null){const i=t.replace(/^view:/,"");if(!e){return i=="emptyElement"||super.is(t)}else{return i=="emptyElement"&&e==this.name||super.is(t,e)}}_insertChild(t,e){if(e&&(e instanceof js||Array.from(e).length>0)){throw new ss["b"]("view-emptyelement-cannot-add: Cannot add child nodes to EmptyElement instance.",[this,e])}}}function yl(){return null}const xl=navigator.userAgent.toLowerCase();const Al={isMac:Tl(xl),isEdge:El(xl),isGecko:Ml(xl),isSafari:Pl(xl),isAndroid:Sl(xl),features:{isRegExpUnicodePropertySupported:Il()}};var Cl=Al;function Tl(t){return t.indexOf("macintosh")>-1}function El(t){return!!t.match(/edge\/(\d+.?\d*)/)}function Ml(t){return!!t.match(/gecko\/\d+/)}function Pl(t){return t.indexOf(" applewebkit/")>-1&&t.indexOf("chrome")===-1}function Sl(t){return t.indexOf("android")>-1}function Il(){let t=false;try{t="ć".search(new RegExp("[\\p{L}]","u"))===0}catch(t){}return t}const Nl={"⌘":"ctrl","⇧":"shift","⌥":"alt"};const Ol={ctrl:"⌘",shift:"⇧",alt:"⌥"};const Ll=Dl();function zl(t){let e;if(typeof t=="string"){e=Ll[t.toLowerCase()];if(!e){throw new ss["b"]("keyboard-unknown-key: Unknown key name.",null,{key:t})}}else{e=t.keyCode+(t.altKey?Ll.alt:0)+(t.ctrlKey?Ll.ctrl:0)+(t.shiftKey?Ll.shift:0)}return e}function Rl(t){if(typeof t=="string"){t=Bl(t)}return t.map(t=>typeof t=="string"?zl(t):t).reduce((t,e)=>e+t,0)}function jl(t){if(!Cl.isMac){return t}return Bl(t).map(t=>Ol[t.toLowerCase()]||t).reduce((t,e)=>{if(t.slice(-1)in Nl){return t+e}else{return t+"+"+e}})}function Dl(){const t={arrowleft:37,arrowup:38,arrowright:39,arrowdown:40,backspace:8,delete:46,enter:13,space:32,esc:27,tab:9,ctrl:1114112,cmd:1114112,shift:2228224,alt:4456448};for(let e=65;e<=90;e++){const i=String.fromCharCode(e);t[i.toLowerCase()]=e}for(let e=48;e<=57;e++){t[e-48]=e}for(let e=112;e<=123;e++){t["f"+(e-111)]=e}return t}function Bl(t){return t.split(/\s*\+\s*/)}class Vl extends jc{constructor(t,e,i,n){super(t,e,i,n);this.getFillerOffset=Hl}is(t,e=null){const i=t.replace(/^view:/,"");if(!e){return i=="uiElement"||super.is(t)}else{return i=="uiElement"&&e==this.name||super.is(t,e)}}_insertChild(t,e){if(e&&(e instanceof js||Array.from(e).length>0)){throw new ss["b"]("view-uielement-cannot-add: Cannot add child nodes to UIElement instance.",this)}}render(t){return this.toDomElement(t)}toDomElement(t){const e=t.createElement(this.name);for(const t of this.getAttributeKeys()){e.setAttribute(t,this.getAttribute(t))}return e}}function Fl(t){t.document.on("keydown",(e,i)=>Wl(e,i,t.domConverter))}function Hl(){return null}function Wl(t,e,i){if(e.keyCode==Ll.arrowright){const t=e.domTarget.ownerDocument.defaultView.getSelection();const n=t.rangeCount==1&&t.getRangeAt(0).collapsed;if(n||e.shiftKey){const e=t.focusNode;const o=t.focusOffset;const r=i.domPositionToView(e,o);if(r===null){return}let s=false;const a=r.getLastMatchingPosition(t=>{if(t.item.is("uiElement")){s=true}if(t.item.is("uiElement")||t.item.is("attributeElement")){return true}return false});if(s){const e=i.viewPositionToDom(a);if(n){t.collapse(e.parent,e.offset)}else{t.extend(e.parent,e.offset)}}}}}class Ul{constructor(t,e){this.document=t;this._children=[];if(e){this._insertChild(0,e)}}[Symbol.iterator](){return this._children[Symbol.iterator]()}get childCount(){return this._children.length}get isEmpty(){return this.childCount===0}get root(){return this}get parent(){return null}is(t){return t=="documentFragment"||t=="view:documentFragment"}_appendChild(t){return this._insertChild(this.childCount,t)}getChild(t){return this._children[t]}getChildIndex(t){return this._children.indexOf(t)}getChildren(){return this._children[Symbol.iterator]()}_insertChild(t,e){this._fireChange("children",this);let i=0;const n=ql(this.document,e);for(const e of n){if(e.parent!==null){e._remove()}e.parent=this;this._children.splice(t,0,e);t++;i++}return i}_removeChildren(t,e=1){this._fireChange("children",this);for(let i=t;i<t+e;i++){this._children[i].parent=null}return this._children.splice(t,e)}_fireChange(t,e){this.fire("change:"+t,e)}}vs(Ul,ds);function ql(t,e){if(typeof e=="string"){return[new Ds(t,e)]}if(!Fs(e)){e=[e]}return Array.from(e).map(e=>{if(typeof e=="string"){return new Ds(t,e)}if(e instanceof Bs){return new Ds(t,e.data)}return e})}class $l{constructor(t){this.document=t;this._cloneGroups=new Map}setSelection(t,e,i){this.document.selection._setTo(t,e,i)}setSelectionFocus(t,e){this.document.selection._setFocus(t,e)}createText(t){return new Ds(this.document,t)}createAttributeElement(t,e,i={}){const n=new wl(this.document,t,e);if(i.priority){n._priority=i.priority}if(i.id){n._id=i.id}return n}createContainerElement(t,e){return new Fc(this.document,t,e)}createEditableElement(t,e){const i=new sl(this.document,t,e);i._document=this.document;return i}createEmptyElement(t,e){return new vl(this.document,t,e)}createUIElement(t,e,i){const n=new Vl(this.document,t,e);if(i){n.render=i}return n}setAttribute(t,e,i){i._setAttribute(t,e)}removeAttribute(t,e){e._removeAttribute(t)}addClass(t,e){e._addClass(t)}removeClass(t,e){e._removeClass(t)}setStyle(t,e,i){if(L(t)&&i===undefined){i=e}i._setStyle(t,e)}removeStyle(t,e){e._removeStyle(t)}setCustomProperty(t,e,i){i._setCustomProperty(t,e)}removeCustomProperty(t,e){return e._removeCustomProperty(t)}breakAttributes(t){if(t instanceof dl){return this._breakAttributes(t)}else{return this._breakAttributesRange(t)}}breakContainer(t){const e=t.parent;if(!e.is("containerElement")){throw new ss["b"]("view-writer-break-non-container-element: Trying to break an element which is not a container element.",this.document)}if(!e.parent){throw new ss["b"]("view-writer-break-root: Trying to break root element.",this.document)}if(t.isAtStart){return dl._createBefore(e)}else if(!t.isAtEnd){const i=e._clone(false);this.insert(dl._createAfter(e),i);const n=new ul(t,dl._createAt(e,"end"));const o=new dl(i,0);this.move(n,o)}return dl._createAfter(e)}mergeAttributes(t){const e=t.offset;const i=t.parent;if(i.is("text")){return t}if(i.is("attributeElement")&&i.childCount===0){const t=i.parent;const e=i.index;i._remove();this._removeFromClonedElementsGroup(i);return this.mergeAttributes(new dl(t,e))}const n=i.getChild(e-1);const o=i.getChild(e);if(!n||!o){return t}if(n.is("text")&&o.is("text")){return Kl(n,o)}else if(n.is("attributeElement")&&o.is("attributeElement")&&n.isSimilar(o)){const t=n.childCount;n._appendChild(o.getChildren());o._remove();this._removeFromClonedElementsGroup(o);return this.mergeAttributes(new dl(n,t))}return t}mergeContainers(t){const e=t.nodeBefore;const i=t.nodeAfter;if(!e||!i||!e.is("containerElement")||!i.is("containerElement")){throw new ss["b"]("view-writer-merge-containers-invalid-position: "+"Element before and after given position cannot be merged.",this.document)}const n=e.getChild(e.childCount-1);const o=n instanceof Ds?dl._createAt(n,"end"):dl._createAt(e,"end");this.move(ul._createIn(i),dl._createAt(e,"end"));this.remove(ul._createOn(i));return o}insert(t,e){e=Fs(e)?[...e]:[e];Zl(e,this.document);const i=Gl(t);if(!i){throw new ss["b"]("view-writer-invalid-position-container",this.document)}const n=this._breakAttributes(t,true);const o=i._insertChild(n.offset,e);for(const t of e){this._addToClonedElementsGroup(t)}const r=n.getShiftedBy(o);const s=this.mergeAttributes(n);if(o===0){return new ul(s,s)}else{if(!s.isEqual(n)){r.offset--}const t=this.mergeAttributes(r);return new ul(s,t)}}remove(t){const e=t instanceof ul?t:ul._createOn(t);id(e,this.document);if(e.isCollapsed){return new Ul(this.document)}const{start:i,end:n}=this._breakAttributesRange(e,true);const o=i.parent;const r=n.offset-i.offset;const s=o._removeChildren(i.offset,r);for(const t of s){this._removeFromClonedElementsGroup(t)}const a=this.mergeAttributes(i);e.start=a;e.end=a.clone();return new Ul(this.document,s)}clear(t,e){id(t,this.document);const i=t.getWalker({direction:"backward",ignoreElementEnd:true});for(const n of i){const i=n.item;let o;if(i.is("element")&&e.isSimilar(i)){o=ul._createOn(i)}else if(!n.nextPosition.isAfter(t.start)&&i.is("textProxy")){const t=i.getAncestors().find(t=>t.is("element")&&e.isSimilar(t));if(t){o=ul._createIn(t)}}if(o){if(o.end.isAfter(t.end)){o.end=t.end}if(o.start.isBefore(t.start)){o.start=t.start}this.remove(o)}}}move(t,e){let i;if(e.isAfter(t.end)){e=this._breakAttributes(e,true);const n=e.parent;const o=n.childCount;t=this._breakAttributesRange(t,true);i=this.remove(t);e.offset+=n.childCount-o}else{i=this.remove(t)}return this.insert(e,i)}wrap(t,e){if(!(e instanceof wl)){throw new ss["b"]("view-writer-wrap-invalid-attribute",this.document)}id(t,this.document);if(!t.isCollapsed){return this._wrapRange(t,e)}else{let i=t.start;if(i.parent.is("element")&&!Yl(i.parent)){i=i.getLastMatchingPosition(t=>t.item.is("uiElement"))}i=this._wrapPosition(i,e);const n=this.document.selection;if(n.isCollapsed&&n.getFirstPosition().isEqual(t.start)){this.setSelection(i)}return new ul(i)}}unwrap(t,e){if(!(e instanceof wl)){throw new ss["b"]("view-writer-unwrap-invalid-attribute",this.document)}id(t,this.document);if(t.isCollapsed){return t}const{start:i,end:n}=this._breakAttributesRange(t,true);const o=i.parent;const r=this._unwrapChildren(o,i.offset,n.offset,e);const s=this.mergeAttributes(r.start);if(!s.isEqual(r.start)){r.end.offset--}const a=this.mergeAttributes(r.end);return new ul(s,a)}rename(t,e){const i=new Fc(this.document,t,e.getAttributes());this.insert(dl._createAfter(e),i);this.move(ul._createIn(e),dl._createAt(i,0));this.remove(ul._createOn(e));return i}clearClonedElementsGroup(t){this._cloneGroups.delete(t)}createPositionAt(t,e){return dl._createAt(t,e)}createPositionAfter(t){return dl._createAfter(t)}createPositionBefore(t){return dl._createBefore(t)}createRange(t,e){return new ul(t,e)}createRangeOn(t){return ul._createOn(t)}createRangeIn(t){return ul._createIn(t)}createSelection(t,e,i){return new ml(t,e,i)}_wrapChildren(t,e,i,n){let o=e;const r=[];while(o<i){const e=t.getChild(o);const i=e.is("text");const s=e.is("attributeElement");const a=e.is("emptyElement");const c=e.is("uiElement");if(s&&this._wrapAttributeElement(n,e)){r.push(new dl(t,o))}else if(i||a||c||s&&Jl(n,e)){const i=n._clone();e._remove();i._appendChild(e);t._insertChild(o,i);this._addToClonedElementsGroup(i);r.push(new dl(t,o))}else if(s){this._wrapChildren(e,0,e.childCount,n)}o++}let s=0;for(const t of r){t.offset-=s;if(t.offset==e){continue}const n=this.mergeAttributes(t);if(!n.isEqual(t)){s++;i--}}return ul._createFromParentsAndOffsets(t,e,t,i)}_unwrapChildren(t,e,i,n){let o=e;const r=[];while(o<i){const e=t.getChild(o);if(!e.is("attributeElement")){o++;continue}if(e.isSimilar(n)){const n=e.getChildren();const s=e.childCount;e._remove();t._insertChild(o,n);this._removeFromClonedElementsGroup(e);r.push(new dl(t,o),new dl(t,o+s));o+=s;i+=s-1;continue}if(this._unwrapAttributeElement(n,e)){r.push(new dl(t,o),new dl(t,o+1));o++;continue}this._unwrapChildren(e,0,e.childCount,n);o++}let s=0;for(const t of r){t.offset-=s;if(t.offset==e||t.offset==i){continue}const n=this.mergeAttributes(t);if(!n.isEqual(t)){s++;i--}}return ul._createFromParentsAndOffsets(t,e,t,i)}_wrapRange(t,e){const{start:i,end:n}=this._breakAttributesRange(t,true);const o=i.parent;const r=this._wrapChildren(o,i.offset,n.offset,e);const s=this.mergeAttributes(r.start);if(!s.isEqual(r.start)){r.end.offset--}const a=this.mergeAttributes(r.end);return new ul(s,a)}_wrapPosition(t,e){if(e.isSimilar(t.parent)){return Xl(t.clone())}if(t.parent.is("text")){t=Ql(t)}const i=this.createAttributeElement();i._priority=Number.POSITIVE_INFINITY;i.isSimilar=()=>false;t.parent._insertChild(t.offset,i);const n=new ul(t,t.getShiftedBy(1));this.wrap(n,e);const o=new dl(i.parent,i.index);i._remove();const r=o.nodeBefore;const s=o.nodeAfter;if(r instanceof Ds&&s instanceof Ds){return Kl(r,s)}return Xl(o)}_wrapAttributeElement(t,e){if(!nd(t,e)){return false}if(t.name!==e.name||t.priority!==e.priority){return false}for(const i of t.getAttributeKeys()){if(i==="class"||i==="style"){continue}if(e.hasAttribute(i)&&e.getAttribute(i)!==t.getAttribute(i)){return false}}for(const i of t.getStyleNames()){if(e.hasStyle(i)&&e.getStyle(i)!==t.getStyle(i)){return false}}for(const i of t.getAttributeKeys()){if(i==="class"||i==="style"){continue}if(!e.hasAttribute(i)){this.setAttribute(i,t.getAttribute(i),e)}}for(const i of t.getStyleNames()){if(!e.hasStyle(i)){this.setStyle(i,t.getStyle(i),e)}}for(const i of t.getClassNames()){if(!e.hasClass(i)){this.addClass(i,e)}}return true}_unwrapAttributeElement(t,e){if(!nd(t,e)){return false}if(t.name!==e.name||t.priority!==e.priority){return false}for(const i of t.getAttributeKeys()){if(i==="class"||i==="style"){continue}if(!e.hasAttribute(i)||e.getAttribute(i)!==t.getAttribute(i)){return false}}if(!e.hasClass(...t.getClassNames())){return false}for(const i of t.getStyleNames()){if(!e.hasStyle(i)||e.getStyle(i)!==t.getStyle(i)){return false}}for(const i of t.getAttributeKeys()){if(i==="class"||i==="style"){continue}this.removeAttribute(i,e)}this.removeClass(Array.from(t.getClassNames()),e);this.removeStyle(Array.from(t.getStyleNames()),e);return true}_breakAttributesRange(t,e=false){const i=t.start;const n=t.end;id(t,this.document);if(t.isCollapsed){const i=this._breakAttributes(t.start,e);return new ul(i,i)}const o=this._breakAttributes(n,e);const r=o.parent.childCount;const s=this._breakAttributes(i,e);o.offset+=o.parent.childCount-r;return new ul(s,o)}_breakAttributes(t,e=false){const i=t.offset;const n=t.parent;if(t.parent.is("emptyElement")){throw new ss["b"]("view-writer-cannot-break-empty-element",this.document)}if(t.parent.is("uiElement")){throw new ss["b"]("view-writer-cannot-break-ui-element",this.document)}if(!e&&n.is("text")&&ed(n.parent)){return t.clone()}if(ed(n)){return t.clone()}if(n.is("text")){return this._breakAttributes(Ql(t),e)}const o=n.childCount;if(i==o){const t=new dl(n.parent,n.index+1);return this._breakAttributes(t,e)}else{if(i===0){const t=new dl(n.parent,n.index);return this._breakAttributes(t,e)}else{const t=n.index+1;const o=n._clone();n.parent._insertChild(t,o);this._addToClonedElementsGroup(o);const r=n.childCount-i;const s=n._removeChildren(i,r);o._appendChild(s);const a=new dl(n.parent,t);return this._breakAttributes(a,e)}}}_addToClonedElementsGroup(t){if(!t.root.is("rootElement")){return}if(t.is("element")){for(const e of t.getChildren()){this._addToClonedElementsGroup(e)}}const e=t.id;if(!e){return}let i=this._cloneGroups.get(e);if(!i){i=new Set;this._cloneGroups.set(e,i)}i.add(t);t._clonesGroup=i}_removeFromClonedElementsGroup(t){if(t.is("element")){for(const e of t.getChildren()){this._removeFromClonedElementsGroup(e)}}const e=t.id;if(!e){return}const i=this._cloneGroups.get(e);if(!i){return}i.delete(t)}}function Yl(t){return Array.from(t.getChildren()).some(t=>!t.is("uiElement"))}function Gl(t){let e=t.parent;while(!ed(e)){if(!e){return undefined}e=e.parent}return e}function Jl(t,e){if(t.priority<e.priority){return true}else if(t.priority>e.priority){return false}return t.getIdentity()<e.getIdentity()}function Xl(t){const e=t.nodeBefore;if(e&&e.is("text")){return new dl(e,e.data.length)}const i=t.nodeAfter;if(i&&i.is("text")){return new dl(i,0)}return t}function Ql(t){if(t.offset==t.parent.data.length){return new dl(t.parent.parent,t.parent.index+1)}if(t.offset===0){return new dl(t.parent.parent,t.parent.index)}const e=t.parent.data.slice(t.offset);t.parent._data=t.parent.data.slice(0,t.offset);t.parent.parent._insertChild(t.parent.index+1,new Ds(t.root.document,e));return new dl(t.parent.parent,t.parent.index+1)}function Kl(t,e){const i=t.data.length;t._data+=e.data;e._remove();return new dl(t,i)}function Zl(t,e){for(const i of t){if(!td.some(t=>i instanceof t)){throw new ss["b"]("view-writer-insert-invalid-node",e)}if(!i.is("text")){Zl(i.getChildren(),e)}}}const td=[Ds,wl,Fc,vl,Vl];function ed(t){return t&&(t.is("containerElement")||t.is("documentFragment"))}function id(t,e){const i=Gl(t.start);const n=Gl(t.end);if(!i||!n||i!==n){throw new ss["b"]("view-writer-invalid-range-container",e)}}function nd(t,e){return t.id===null&&e.id===null}function od(t){return Object.prototype.toString.call(t)=="[object Text]"}const rd=t=>t.createTextNode(" ");const sd=t=>{const e=t.createElement("br");e.dataset.ckeFiller=true;return e};const ad=7;const cd=(()=>{let t="";for(let e=0;e<ad;e++){t+="​"}return t})();function ld(t){return od(t)&&t.data.substr(0,ad)===cd}function dd(t){return t.data.length==ad&&ld(t)}function ud(t){if(ld(t)){return t.data.slice(ad)}else{return t.data}}function hd(t){t.document.on("keydown",fd)}function fd(t,e){if(e.keyCode==Ll.arrowleft){const t=e.domTarget.ownerDocument.defaultView.getSelection();if(t.rangeCount==1&&t.getRangeAt(0).collapsed){const e=t.getRangeAt(0).startContainer;const i=t.getRangeAt(0).startOffset;if(ld(e)&&i<=ad){t.collapse(e,0)}}}}function md(t,e,i,n=false){i=i||function(t,e){return t===e};if(!Array.isArray(t)){t=Array.from(t)}if(!Array.isArray(e)){e=Array.from(e)}const o=gd(t,e,i);return n?_d(o,e.length):wd(e,o)}function gd(t,e,i){const n=pd(t,e,i);if(n===-1){return{firstIndex:-1,lastIndexOld:-1,lastIndexNew:-1}}const o=bd(t,n);const r=bd(e,n);const s=pd(o,r,i);const a=t.length-s;const c=e.length-s;return{firstIndex:n,lastIndexOld:a,lastIndexNew:c}}function pd(t,e,i){for(let n=0;n<Math.max(t.length,e.length);n++){if(t[n]===undefined||e[n]===undefined||!i(t[n],e[n])){return n}}return-1}function bd(t,e){return t.slice(e).reverse()}function wd(t,e){const i=[];const{firstIndex:n,lastIndexOld:o,lastIndexNew:r}=e;if(r-n>0){i.push({index:n,type:"insert",values:t.slice(n,r)})}if(o-n>0){i.push({index:n+(r-n),type:"delete",howMany:o-n})}return i}function _d(t,e){const{firstIndex:i,lastIndexOld:n,lastIndexNew:o}=t;if(i===-1){return Array(e).fill("equal")}let r=[];if(i>0){r=r.concat(Array(i).fill("equal"))}if(o-i>0){r=r.concat(Array(o-i).fill("insert"))}if(n-i>0){r=r.concat(Array(n-i).fill("delete"))}if(o<e){r=r.concat(Array(e-o).fill("equal"))}return r}function kd(t,e,i){i=i||function(t,e){return t===e};const n=t.length;const o=e.length;if(n>200||o>200||n+o>300){return kd.fastDiff(t,e,i,true)}let r,s;if(o<n){const i=t;t=e;e=i;r="delete";s="insert"}else{r="insert";s="delete"}const a=t.length;const c=e.length;const l=c-a;const d={};const u={};function h(n){const o=(u[n-1]!==undefined?u[n-1]:-1)+1;const l=u[n+1]!==undefined?u[n+1]:-1;const h=o>l?-1:1;if(d[n+h]){d[n]=d[n+h].slice(0)}if(!d[n]){d[n]=[]}d[n].push(o>l?r:s);let f=Math.max(o,l);let m=f-n;while(m<a&&f<c&&i(t[m],e[f])){m++;f++;d[n].push("equal")}return f}let f=0;let m;do{for(m=-f;m<l;m++){u[m]=h(m)}for(m=l+f;m>l;m--){u[m]=h(m)}u[l]=h(l);f++}while(u[l]!==c);return d[l].slice(1)}kd.fastDiff=md;function vd(t,e,i){t.insertBefore(i,t.childNodes[e]||null)}function yd(t){const e=t.parentNode;if(e){e.removeChild(t)}}function xd(t){if(t){if(t.defaultView){return t instanceof t.defaultView.Document}else if(t.ownerDocument&&t.ownerDocument.defaultView){return t instanceof t.ownerDocument.defaultView.Node}}return false}class Ad{constructor(t,e){this.domDocuments=new Set;this.domConverter=t;this.markedAttributes=new Set;this.markedChildren=new Set;this.markedTexts=new Set;this.selection=e;this.isFocused=false;this._inlineFiller=null;this._fakeSelectionContainer=null}markToSync(t,e){if(t==="text"){if(this.domConverter.mapViewToDom(e.parent)){this.markedTexts.add(e)}}else{if(!this.domConverter.mapViewToDom(e)){return}if(t==="attributes"){this.markedAttributes.add(e)}else if(t==="children"){this.markedChildren.add(e)}else{throw new ss["b"]("view-renderer-unknown-type: Unknown type passed to Renderer.markToSync.",this)}}}render(){let t;for(const t of this.markedChildren){this._updateChildrenMappings(t)}if(this._inlineFiller&&!this._isSelectionInInlineFiller()){this._removeInlineFiller()}if(this._inlineFiller){t=this._getInlineFillerPosition()}else if(this._needsInlineFillerAtSelection()){t=this.selection.getFirstPosition();this.markedChildren.add(t.parent)}for(const t of this.markedAttributes){this._updateAttrs(t)}for(const e of this.markedChildren){this._updateChildren(e,{inlineFillerPosition:t})}for(const e of this.markedTexts){if(!this.markedChildren.has(e.parent)&&this.domConverter.mapViewToDom(e.parent)){this._updateText(e,{inlineFillerPosition:t})}}if(t){const e=this.domConverter.viewPositionToDom(t);const i=e.parent.ownerDocument;if(!ld(e.parent)){this._inlineFiller=Td(i,e.parent,e.offset)}else{this._inlineFiller=e.parent}}else{this._inlineFiller=null}this._updateSelection();this._updateFocus();this.markedTexts.clear();this.markedAttributes.clear();this.markedChildren.clear()}_updateChildrenMappings(t){const e=this.domConverter.mapViewToDom(t);if(!e){return}const i=this.domConverter.mapViewToDom(t).childNodes;const n=Array.from(this.domConverter.viewChildrenToDom(t,e.ownerDocument,{withChildren:false}));const o=this._diffNodeLists(i,n);const r=this._findReplaceActions(o,i,n);if(r.indexOf("replace")!==-1){const e={equal:0,insert:0,delete:0};for(const o of r){if(o==="replace"){const o=e.equal+e.insert;const r=e.equal+e.delete;const s=t.getChild(o);if(s&&!s.is("uiElement")){this._updateElementMappings(s,i[r])}yd(n[o]);e.equal++}else{e[o]++}}}}_updateElementMappings(t,e){this.domConverter.unbindDomElement(e);this.domConverter.bindElements(e,t);this.markedChildren.add(t);this.markedAttributes.add(t)}_getInlineFillerPosition(){const t=this.selection.getFirstPosition();if(t.parent.is("text")){return dl._createBefore(this.selection.getFirstPosition().parent)}else{return t}}_isSelectionInInlineFiller(){if(this.selection.rangeCount!=1||!this.selection.isCollapsed){return false}const t=this.selection.getFirstPosition();const e=this.domConverter.viewPositionToDom(t);if(e&&od(e.parent)&&ld(e.parent)){return true}return false}_removeInlineFiller(){const t=this._inlineFiller;if(!ld(t)){throw new ss["b"]("view-renderer-filler-was-lost: The inline filler node was lost.",this)}if(dd(t)){t.parentNode.removeChild(t)}else{t.data=t.data.substr(ad)}this._inlineFiller=null}_needsInlineFillerAtSelection(){if(this.selection.rangeCount!=1||!this.selection.isCollapsed){return false}const t=this.selection.getFirstPosition();const e=t.parent;const i=t.offset;if(!this.domConverter.mapViewToDom(e.root)){return false}if(!e.is("element")){return false}if(!Cd(e)){return false}if(i===e.getFillerOffset()){return false}const n=t.nodeBefore;const o=t.nodeAfter;if(n instanceof Ds||o instanceof Ds){return false}return true}_updateText(t,e){const i=this.domConverter.findCorrespondingDomText(t);const n=this.domConverter.viewToDom(t,i.ownerDocument);const o=i.data;let r=n.data;const s=e.inlineFillerPosition;if(s&&s.parent==t.parent&&s.offset==t.index){r=cd+r}if(o!=r){const t=md(o,r);for(const e of t){if(e.type==="insert"){i.insertData(e.index,e.values.join(""))}else{i.deleteData(e.index,e.howMany)}}}}_updateAttrs(t){const e=this.domConverter.mapViewToDom(t);if(!e){return}const i=Array.from(e.attributes).map(t=>t.name);const n=t.getAttributeKeys();for(const i of n){e.setAttribute(i,t.getAttribute(i))}for(const n of i){if(!t.hasAttribute(n)){e.removeAttribute(n)}}}_updateChildren(t,e){const i=this.domConverter.mapViewToDom(t);if(!i){return}const n=e.inlineFillerPosition;const o=this.domConverter.mapViewToDom(t).childNodes;const r=Array.from(this.domConverter.viewChildrenToDom(t,i.ownerDocument,{bind:true,inlineFillerPosition:n}));if(n&&n.parent===t){Td(i.ownerDocument,r,n.offset)}const s=this._diffNodeLists(o,r);let a=0;const c=new Set;for(const t of s){if(t==="delete"){c.add(o[a]);yd(o[a])}else if(t==="equal"){a++}}a=0;for(const t of s){if(t==="insert"){vd(i,a,r[a]);a++}else if(t==="equal"){this._markDescendantTextToSync(this.domConverter.domToView(r[a]));a++}}for(const t of c){if(!t.parentNode){this.domConverter.unbindDomElement(t)}}}_diffNodeLists(t,e){t=Sd(t,this._fakeSelectionContainer);return kd(t,e,Md.bind(null,this.domConverter))}_findReplaceActions(t,e,i){if(t.indexOf("insert")===-1||t.indexOf("delete")===-1){return t}let n=[];let o=[];let r=[];const s={equal:0,insert:0,delete:0};for(const a of t){if(a==="insert"){r.push(i[s.equal+s.insert])}else if(a==="delete"){o.push(e[s.equal+s.delete])}else{n=n.concat(kd(o,r,Ed).map(t=>t==="equal"?"replace":t));n.push("equal");o=[];r=[]}s[a]++}return n.concat(kd(o,r,Ed).map(t=>t==="equal"?"replace":t))}_markDescendantTextToSync(t){if(!t){return}if(t.is("text")){this.markedTexts.add(t)}else if(t.is("element")){for(const e of t.getChildren()){this._markDescendantTextToSync(e)}}}_updateSelection(){if(this.selection.rangeCount===0){this._removeDomSelection();this._removeFakeSelection();return}const t=this.domConverter.mapViewToDom(this.selection.editableElement);if(!this.isFocused||!t){return}if(this.selection.isFake){this._updateFakeSelection(t)}else{this._removeFakeSelection();this._updateDomSelection(t)}}_updateFakeSelection(t){const e=t.ownerDocument;if(!this._fakeSelectionContainer){this._fakeSelectionContainer=Id(e)}const i=this._fakeSelectionContainer;this.domConverter.bindFakeSelection(i,this.selection);if(!this._fakeSelectionNeedsUpdate(t)){return}if(!i.parentElement||i.parentElement!=t){t.appendChild(i)}i.textContent=this.selection.fakeSelectionLabel||" ";const n=e.getSelection();const o=e.createRange();n.removeAllRanges();o.selectNodeContents(i);n.addRange(o)}_updateDomSelection(t){const e=t.ownerDocument.defaultView.getSelection();if(!this._domSelectionNeedsUpdate(e)){return}const i=this.domConverter.viewPositionToDom(this.selection.anchor);const n=this.domConverter.viewPositionToDom(this.selection.focus);t.focus();e.collapse(i.parent,i.offset);e.extend(n.parent,n.offset);if(Cl.isGecko){Pd(n,e)}}_domSelectionNeedsUpdate(t){if(!this.domConverter.isDomSelectionCorrect(t)){return true}const e=t&&this.domConverter.domSelectionToView(t);if(e&&this.selection.isEqual(e)){return false}if(!this.selection.isCollapsed&&this.selection.isSimilar(e)){return false}return true}_fakeSelectionNeedsUpdate(t){const e=this._fakeSelectionContainer;const i=t.ownerDocument.getSelection();if(!e||e.parentElement!==t){return true}if(i.anchorNode!==e&&!e.contains(i.anchorNode)){return true}return e.textContent!==this.selection.fakeSelectionLabel}_removeDomSelection(){for(const t of this.domDocuments){const e=t.getSelection();if(e.rangeCount){const e=t.activeElement;const i=this.domConverter.mapDomToView(e);if(e&&i){t.getSelection().removeAllRanges()}}}}_removeFakeSelection(){const t=this._fakeSelectionContainer;if(t){t.remove()}}_updateFocus(){if(this.isFocused){const t=this.selection.editableElement;if(t){this.domConverter.focus(t)}}}}vs(Ad,Jc);function Cd(t){if(t.getAttribute("contenteditable")=="false"){return false}const e=t.findAncestor(t=>t.hasAttribute("contenteditable"));return!e||e.getAttribute("contenteditable")=="true"}function Td(t,e,i){const n=e instanceof Array?e:e.childNodes;const o=n[i];if(od(o)){o.data=cd+o.data;return o}else{const o=t.createTextNode(cd);if(Array.isArray(e)){n.splice(i,0,o)}else{vd(e,i,o)}return o}}function Ed(t,e){return xd(t)&&xd(e)&&!od(t)&&!od(e)&&t.tagName.toLowerCase()===e.tagName.toLowerCase()}function Md(t,e,i){if(e===i){return true}else if(od(e)&&od(i)){return e.data===i.data}else if(t.isBlockFiller(e)&&t.isBlockFiller(i)){return true}return false}function Pd(t,e){const i=t.parent;if(i.nodeType!=Node.ELEMENT_NODE||t.offset!=i.childNodes.length-1){return}const n=i.childNodes[t.offset];if(n&&n.tagName=="BR"){e.addRange(e.getRangeAt(0))}}function Sd(t,e){const i=Array.from(t);if(i.length==0||!e){return i}const n=i[i.length-1];if(n==e){i.pop()}return i}function Id(t){const e=t.createElement("div");Object.assign(e.style,{position:"fixed",top:0,left:"-9999px",width:"42px"});e.textContent=" ";return e}var Nd={window:window,document:document};function Od(t){let e=0;while(t.previousSibling){t=t.previousSibling;e++}return e}function Ld(t){const e=[];while(t&&t.nodeType!=Node.DOCUMENT_NODE){e.unshift(t);t=t.parentNode}return e}function zd(t,e){const i=Ld(t);const n=Ld(e);let o=0;while(i[o]==n[o]&&i[o]){o++}return o===0?null:i[o-1]}const Rd=sd(document);class jd{constructor(t,e={}){this.document=t;this.blockFillerMode=e.blockFillerMode||"br";this.preElements=["pre"];this.blockElements=["p","div","h1","h2","h3","h4","h5","h6","li","dd","dt","figcaption"];this._blockFiller=this.blockFillerMode=="br"?sd:rd;this._domToViewMapping=new WeakMap;this._viewToDomMapping=new WeakMap;this._fakeSelectionMapping=new WeakMap}bindFakeSelection(t,e){this._fakeSelectionMapping.set(t,new ml(e))}fakeSelectionToView(t){return this._fakeSelectionMapping.get(t)}bindElements(t,e){this._domToViewMapping.set(t,e);this._viewToDomMapping.set(e,t)}unbindDomElement(t){const e=this._domToViewMapping.get(t);if(e){this._domToViewMapping.delete(t);this._viewToDomMapping.delete(e);for(const e of Array.from(t.childNodes)){this.unbindDomElement(e)}}}bindDocumentFragments(t,e){this._domToViewMapping.set(t,e);this._viewToDomMapping.set(e,t)}viewToDom(t,e,i={}){if(t.is("text")){const i=this._processDataFromViewText(t);return e.createTextNode(i)}else{if(this.mapViewToDom(t)){return this.mapViewToDom(t)}let n;if(t.is("documentFragment")){n=e.createDocumentFragment();if(i.bind){this.bindDocumentFragments(n,t)}}else if(t.is("uiElement")){n=t.render(e);if(i.bind){this.bindElements(n,t)}return n}else{if(t.hasAttribute("xmlns")){n=e.createElementNS(t.getAttribute("xmlns"),t.name)}else{n=e.createElement(t.name)}if(i.bind){this.bindElements(n,t)}for(const e of t.getAttributeKeys()){n.setAttribute(e,t.getAttribute(e))}}if(i.withChildren||i.withChildren===undefined){for(const o of this.viewChildrenToDom(t,e,i)){n.appendChild(o)}}return n}}*viewChildrenToDom(t,e,i={}){const n=t.getFillerOffset&&t.getFillerOffset();let o=0;for(const r of t.getChildren()){if(n===o){yield this._blockFiller(e)}yield this.viewToDom(r,e,i);o++}if(n===o){yield this._blockFiller(e)}}viewRangeToDom(t){const e=this.viewPositionToDom(t.start);const i=this.viewPositionToDom(t.end);const n=document.createRange();n.setStart(e.parent,e.offset);n.setEnd(i.parent,i.offset);return n}viewPositionToDom(t){const e=t.parent;if(e.is("text")){const i=this.findCorrespondingDomText(e);if(!i){return null}let n=t.offset;if(ld(i)){n+=ad}return{parent:i,offset:n}}else{let i,n,o;if(t.offset===0){i=this.mapViewToDom(e);if(!i){return null}o=i.childNodes[0]}else{const e=t.nodeBefore;n=e.is("text")?this.findCorrespondingDomText(e):this.mapViewToDom(t.nodeBefore);if(!n){return null}i=n.parentNode;o=n.nextSibling}if(od(o)&&ld(o)){return{parent:o,offset:ad}}const r=n?Od(n)+1:0;return{parent:i,offset:r}}}domToView(t,e={}){if(this.isBlockFiller(t,this.blockFillerMode)){return null}const i=this.getParentUIElement(t,this._domToViewMapping);if(i){return i}if(od(t)){if(dd(t)){return null}else{const e=this._processDataFromDomText(t);return e===""?null:new Ds(this.document,e)}}else if(this.isComment(t)){return null}else{if(this.mapDomToView(t)){return this.mapDomToView(t)}let i;if(this.isDocumentFragment(t)){i=new Ul(this.document);if(e.bind){this.bindDocumentFragments(t,i)}}else{const n=e.keepOriginalCase?t.tagName:t.tagName.toLowerCase();i=new jc(this.document,n);if(e.bind){this.bindElements(t,i)}const o=t.attributes;for(let t=o.length-1;t>=0;t--){i._setAttribute(o[t].name,o[t].value)}}if(e.withChildren||e.withChildren===undefined){for(const n of this.domChildrenToView(t,e)){i._appendChild(n)}}return i}}*domChildrenToView(t,e={}){for(let i=0;i<t.childNodes.length;i++){const n=t.childNodes[i];const o=this.domToView(n,e);if(o!==null){yield o}}}domSelectionToView(t){if(t.rangeCount===1){let e=t.getRangeAt(0).startContainer;if(od(e)){e=e.parentNode}const i=this.fakeSelectionToView(e);if(i){return i}}const e=this.isDomSelectionBackward(t);const i=[];for(let e=0;e<t.rangeCount;e++){const n=t.getRangeAt(e);const o=this.domRangeToView(n);if(o){i.push(o)}}return new ml(i,{backward:e})}domRangeToView(t){const e=this.domPositionToView(t.startContainer,t.startOffset);const i=this.domPositionToView(t.endContainer,t.endOffset);if(e&&i){return new ul(e,i)}return null}domPositionToView(t,e){if(this.isBlockFiller(t,this.blockFillerMode)){return this.domPositionToView(t.parentNode,Od(t))}const i=this.mapDomToView(t);if(i&&i.is("uiElement")){return dl._createBefore(i)}if(od(t)){if(dd(t)){return this.domPositionToView(t.parentNode,Od(t))}const i=this.findCorrespondingViewText(t);let n=e;if(!i){return null}if(ld(t)){n-=ad;n=n<0?0:n}return new dl(i,n)}else{if(e===0){const e=this.mapDomToView(t);if(e){return new dl(e,0)}}else{const i=t.childNodes[e-1];const n=od(i)?this.findCorrespondingViewText(i):this.mapDomToView(i);if(n&&n.parent){return new dl(n.parent,n.index+1)}}return null}}mapDomToView(t){return this.getParentUIElement(t)||this._domToViewMapping.get(t)}findCorrespondingViewText(t){if(dd(t)){return null}const e=this.getParentUIElement(t);if(e){return e}const i=t.previousSibling;if(i){if(!this.isElement(i)){return null}const t=this.mapDomToView(i);if(t){const e=t.nextSibling;if(e instanceof Ds){return t.nextSibling}else{return null}}}else{const e=this.mapDomToView(t.parentNode);if(e){const t=e.getChild(0);if(t instanceof Ds){return t}else{return null}}}return null}mapViewToDom(t){return this._viewToDomMapping.get(t)}findCorrespondingDomText(t){const e=t.previousSibling;if(e&&this.mapViewToDom(e)){return this.mapViewToDom(e).nextSibling}if(!e&&t.parent&&this.mapViewToDom(t.parent)){return this.mapViewToDom(t.parent).childNodes[0]}return null}focus(t){const e=this.mapViewToDom(t);if(e&&e.ownerDocument.activeElement!==e){const{scrollX:t,scrollY:i}=Nd.window;const n=[];Bd(e,t=>{const{scrollLeft:e,scrollTop:i}=t;n.push([e,i])});e.focus();Bd(e,t=>{const[e,i]=n.shift();t.scrollLeft=e;t.scrollTop=i});Nd.window.scrollTo(t,i)}}isElement(t){return t&&t.nodeType==Node.ELEMENT_NODE}isDocumentFragment(t){return t&&t.nodeType==Node.DOCUMENT_FRAGMENT_NODE}isComment(t){return t&&t.nodeType==Node.COMMENT_NODE}isBlockFiller(t){if(this.blockFillerMode=="br"){return t.isEqualNode(Rd)}if(t.tagName==="BR"&&Fd(t,this.blockElements)&&t.parentNode.childNodes.length===1){return true}return Vd(t,this.blockElements)}isDomSelectionBackward(t){if(t.isCollapsed){return false}const e=document.createRange();e.setStart(t.anchorNode,t.anchorOffset);e.setEnd(t.focusNode,t.focusOffset);const i=e.collapsed;e.detach();return i}getParentUIElement(t){const e=Ld(t);e.pop();while(e.length){const t=e.pop();const i=this._domToViewMapping.get(t);if(i&&i.is("uiElement")){return i}}return null}isDomSelectionCorrect(t){return this._isDomSelectionPositionCorrect(t.anchorNode,t.anchorOffset)&&this._isDomSelectionPositionCorrect(t.focusNode,t.focusOffset)}_isDomSelectionPositionCorrect(t,e){if(od(t)&&ld(t)&&e<ad){return false}if(this.isElement(t)&&ld(t.childNodes[e])){return false}const i=this.mapDomToView(t);if(i&&i.is("uiElement")){return false}return true}_processDataFromViewText(t){let e=t.data;if(t.getAncestors().some(t=>this.preElements.includes(t.name))){return e}if(e.charAt(0)==" "){const i=this._getTouchingViewTextNode(t,false);const n=i&&this._nodeEndsWithSpace(i);if(n||!i){e=" "+e.substr(1)}}if(e.charAt(e.length-1)==" "){const i=this._getTouchingViewTextNode(t,true);if(e.charAt(e.length-2)==" "||!i||i.data.charAt(0)==" "){e=e.substr(0,e.length-1)+" "}}return e.replace(/ {2}/g,"  ")}_nodeEndsWithSpace(t){if(t.getAncestors().some(t=>this.preElements.includes(t.name))){return false}const e=this._processDataFromViewText(t);return e.charAt(e.length-1)==" "}_processDataFromDomText(t){let e=t.data;if(Dd(t,this.preElements)){return ud(t)}e=e.replace(/[ \n\t\r]{1,}/g," ");const i=this._getTouchingInlineDomNode(t,false);const n=this._getTouchingInlineDomNode(t,true);const o=this._checkShouldLeftTrimDomText(i);const r=this._checkShouldRightTrimDomText(t,n);if(o){e=e.replace(/^ /,"")}if(r){e=e.replace(/ $/,"")}e=ud(new Text(e));e=e.replace(/ \u00A0/g,"  ");if(/( |\u00A0)\u00A0$/.test(e)||!n||n.data&&n.data.charAt(0)==" "){e=e.replace(/\u00A0$/," ")}if(o){e=e.replace(/^\u00A0/," ")}return e}_checkShouldLeftTrimDomText(t){if(!t){return true}if(Gr(t)){return true}return/[^\S\u00A0]/.test(t.data.charAt(t.data.length-1))}_checkShouldRightTrimDomText(t,e){if(e){return false}return!ld(t)}_getTouchingViewTextNode(t,e){const i=new ll({startPosition:e?dl._createAfter(t):dl._createBefore(t),direction:e?"forward":"backward"});for(const t of i){if(t.item.is("containerElement")){return null}else if(t.item.is("br")){return null}else if(t.item.is("textProxy")){return t.item}}return null}_getTouchingInlineDomNode(t,e){if(!t.parentNode){return null}const i=e?"nextNode":"previousNode";const n=t.ownerDocument;const o=Ld(t)[0];const r=n.createTreeWalker(o,NodeFilter.SHOW_TEXT|NodeFilter.SHOW_ELEMENT,{acceptNode(t){if(od(t)){return NodeFilter.FILTER_ACCEPT}if(t.tagName=="BR"){return NodeFilter.FILTER_ACCEPT}return NodeFilter.FILTER_SKIP}});r.currentNode=t;const s=r[i]();if(s!==null){const e=zd(t,s);if(e&&!Dd(t,this.blockElements,e)&&!Dd(s,this.blockElements,e)){return s}}return null}}function Dd(t,e,i){let n=Ld(t);if(i){n=n.slice(n.indexOf(i)+1)}return n.some(t=>t.tagName&&e.includes(t.tagName.toLowerCase()))}function Bd(t,e){while(t&&t!=Nd.document){e(t);t=t.parentNode}}function Vd(t,e){const i=od(t)&&t.data==" ";return i&&Fd(t,e)&&t.parentNode.childNodes.length===1}function Fd(t,e){const i=t.parentNode;return i&&i.tagName&&e.includes(i.tagName.toLowerCase())}function Hd(t){const e=Object.prototype.toString.apply(t);if(e=="[object Window]"){return true}if(e=="[object 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$u=qu;class Yu extends Yd{constructor(t){super(t);this._config={childList:true,characterData:true,characterDataOldValue:true,subtree:true};this.domConverter=t.domConverter;this.renderer=t._renderer;this._domElements=[];this._mutationObserver=new window.MutationObserver(this._onMutations.bind(this))}flush(){this._onMutations(this._mutationObserver.takeRecords())}observe(t){this._domElements.push(t);if(this.isEnabled){this._mutationObserver.observe(t,this._config)}}enable(){super.enable();for(const t of this._domElements){this._mutationObserver.observe(t,this._config)}}disable(){super.disable();this._mutationObserver.disconnect()}destroy(){super.destroy();this._mutationObserver.disconnect()}_onMutations(t){if(t.length===0){return}const e=this.domConverter;const i=new Map;const n=new Set;for(const i of t){if(i.type==="childList"){const t=e.mapDomToView(i.target);if(t&&t.is("uiElement")){continue}if(t&&!this._isBogusBrMutation(i)){n.add(t)}}}for(const o of t){const t=e.mapDomToView(o.target);if(t&&t.is("uiElement")){continue}if(o.type==="characterData"){const t=e.findCorrespondingViewText(o.target);if(t&&!n.has(t.parent)){i.set(t,{type:"text",oldText:t.data,newText:ud(o.target),node:t})}else if(!t&&ld(o.target)){n.add(e.mapDomToView(o.target.parentNode))}}}const o=[];for(const t of i.values()){this.renderer.markToSync("text",t.node);o.push(t)}for(const t of n){const i=e.mapViewToDom(t);const n=Array.from(t.getChildren());const r=Array.from(e.domChildrenToView(i,{withChildren:false}));if(!$u(n,r,a)){this.renderer.markToSync("children",t);o.push({type:"children",oldChildren:n,newChildren:r,node:t})}}const r=t[0].target.ownerDocument.getSelection();let s=null;if(r&&r.anchorNode){const t=e.domPositionToView(r.anchorNode,r.anchorOffset);const i=e.domPositionToView(r.focusNode,r.focusOffset);if(t&&i){s=new ml(t);s.setFocus(i)}}if(o.length){this.document.fire("mutations",o,s);this.view.forceRender()}function a(t,e){if(Array.isArray(t)){return}if(t===e){return true}else if(t.is("text")&&e.is("text")){return t.data===e.data}return false}}_isBogusBrMutation(t){let e=null;if(t.nextSibling===null&&t.removedNodes.length===0&&t.addedNodes.length==1){e=this.domConverter.domToView(t.addedNodes[0],{withChildren:false})}return e&&e.is("element","br")}}class Gu{constructor(t,e,i){this.view=t;this.document=t.document;this.domEvent=e;this.domTarget=e.target;Uc(this,i)}get target(){return this.view.domConverter.mapDomToView(this.domTarget)}preventDefault(){this.domEvent.preventDefault()}stopPropagation(){this.domEvent.stopPropagation()}}class Ju extends Yd{constructor(t){super(t);this.useCapture=false}observe(t){const e=typeof this.domEventType=="string"?[this.domEventType]:this.domEventType;e.forEach(e=>{this.listenTo(t,e,(t,e)=>{if(this.isEnabled){this.onDomEvent(e)}},{useCapture:this.useCapture})})}fire(t,e,i){if(this.isEnabled){this.document.fire(t,new Gu(this.view,e,i))}}}class Xu extends Ju{constructor(t){super(t);this.domEventType=["keydown","keyup"]}onDomEvent(t){this.fire(t.type,t,{keyCode:t.keyCode,altKey:t.altKey,ctrlKey:t.ctrlKey||t.metaKey,shiftKey:t.shiftKey,get keystroke(){return zl(this)}})}}var Qu=function(){return n["a"].Date.now()};var Ku=Qu;var Zu=0/0;var th=/^\s+|\s+$/g;var eh=/^[-+]0x[0-9a-f]+$/i;var ih=/^0b[01]+$/i;var nh=/^0o[0-7]+$/i;var oh=parseInt;function rh(t){if(typeof t=="number"){return t}if(Qs(t)){return Zu}if(ct(t)){var e=typeof t.valueOf=="function"?t.valueOf():t;t=ct(e)?e+"":e}if(typeof t!="string"){return t===0?t:+t}t=t.replace(th,"");var i=ih.test(t);return i||nh.test(t)?oh(t.slice(2),i?2:8):eh.test(t)?Zu:+t}var sh=rh;var ah="Expected a function";var ch=Math.max,lh=Math.min;function dh(t,e,i){var n,o,r,s,a,c,l=0,d=false,u=false,h=true;if(typeof t!="function"){throw new TypeError(ah)}e=sh(e)||0;if(ct(i)){d=!!i.leading;u="maxWait"in i;r=u?ch(sh(i.maxWait)||0,e):r;h="trailing"in i?!!i.trailing:h}function f(e){var i=n,r=o;n=o=undefined;l=e;s=t.apply(r,i);return s}function m(t){l=t;a=setTimeout(b,e);return d?f(t):s}function g(t){var i=t-c,n=t-l,o=e-i;return u?lh(o,r-n):o}function p(t){var i=t-c,n=t-l;return c===undefined||i>=e||i<0||u&&n>=r}function b(){var t=Ku();if(p(t)){return w(t)}a=setTimeout(b,g(t))}function w(t){a=undefined;if(h&&n){return f(t)}n=o=undefined;return s}function _(){if(a!==undefined){clearTimeout(a)}l=0;n=c=o=a=undefined}function k(){return a===undefined?s:w(Ku())}function v(){var t=Ku(),i=p(t);n=arguments;o=this;c=t;if(i){if(a===undefined){return m(c)}if(u){clearTimeout(a);a=setTimeout(b,e);return f(c)}}if(a===undefined){a=setTimeout(b,e)}return s}v.cancel=_;v.flush=k;return v}var uh=dh;class hh extends Yd{constructor(t){super(t);this._fireSelectionChangeDoneDebounced=uh(t=>this.document.fire("selectionChangeDone",t),200)}observe(){const t=this.document;t.on("keydown",(e,i)=>{const n=t.selection;if(n.isFake&&fh(i.keyCode)&&this.isEnabled){i.preventDefault();this._handleSelectionMove(i.keyCode)}},{priority:"lowest"})}destroy(){super.destroy();this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionMove(t){const e=this.document.selection;const i=new ml(e.getRanges(),{backward:e.isBackward,fake:false});if(t==Ll.arrowleft||t==Ll.arrowup){i.setTo(i.getFirstPosition())}if(t==Ll.arrowright||t==Ll.arrowdown){i.setTo(i.getLastPosition())}const n={oldSelection:e,newSelection:i,domSelection:null};this.document.fire("selectionChange",n);this._fireSelectionChangeDoneDebounced(n)}}function fh(t){return t==Ll.arrowright||t==Ll.arrowleft||t==Ll.arrowup||t==Ll.arrowdown}class mh extends Yd{constructor(t){super(t);this.mutationObserver=t.getObserver(Yu);this.selection=this.document.selection;this.domConverter=t.domConverter;this._documents=new WeakSet;this._fireSelectionChangeDoneDebounced=uh(t=>this.document.fire("selectionChangeDone",t),200);this._clearInfiniteLoopInterval=setInterval(()=>this._clearInfiniteLoop(),1e3);this._loopbackCounter=0}observe(t){const e=t.ownerDocument;if(this._documents.has(e)){return}this.listenTo(e,"selectionchange",()=>{this._handleSelectionChange(e)});this._documents.add(e)}destroy(){super.destroy();clearInterval(this._clearInfiniteLoopInterval);this._fireSelectionChangeDoneDebounced.cancel()}_handleSelectionChange(t){if(!this.isEnabled){return}this.mutationObserver.flush();const e=t.defaultView.getSelection();const i=this.domConverter.domSelectionToView(e);if(i.rangeCount==0){return}if(this.selection.isEqual(i)&&this.domConverter.isDomSelectionCorrect(e)){return}if(++this._loopbackCounter>60){return}if(this.selection.isSimilar(i)){this.view.forceRender()}else{const t={oldSelection:this.selection,newSelection:i,domSelection:e};this.document.fire("selectionChange",t);this._fireSelectionChangeDoneDebounced(t)}}_clearInfiniteLoop(){this._loopbackCounter=0}}class gh extends Ju{constructor(t){super(t);this.domEventType=["focus","blur"];this.useCapture=true;const e=this.document;e.on("focus",()=>{e.isFocused=true;this._renderTimeoutId=setTimeout(()=>t.forceRender(),50)});e.on("blur",(i,n)=>{const o=e.selection.editableElement;if(o===null||o===n.target){e.isFocused=false;t.forceRender()}})}onDomEvent(t){this.fire(t.type,t)}destroy(){if(this._renderTimeoutId){clearTimeout(this._renderTimeoutId)}super.destroy()}}class ph extends Ju{constructor(t){super(t);this.domEventType=["compositionstart","compositionupdate","compositionend"];const e=this.document;e.on("compositionstart",()=>{e.isComposing=true});e.on("compositionend",()=>{e.isComposing=false})}onDomEvent(t){this.fire(t.type,t)}}class bh extends Ju{constructor(t){super(t);this.domEventType=["beforeinput"]}onDomEvent(t){this.fire(t.type,t)}}function wh(t){return Object.prototype.toString.apply(t)=="[object Range]"}function _h(t){const e=t.ownerDocument.defaultView.getComputedStyle(t);return{top:parseInt(e.borderTopWidth,10),right:parseInt(e.borderRightWidth,10),bottom:parseInt(e.borderBottomWidth,10),left:parseInt(e.borderLeftWidth,10)}}const kh=["top","right","bottom","left","width","height"];class vh{constructor(t){const e=wh(t);Object.defineProperty(this,"_source",{value:t._source||t,writable:true,enumerable:false});if(Gr(t)||e){if(e){yh(this,vh.getDomRangeRects(t)[0])}else{yh(this,t.getBoundingClientRect())}}else if(Hd(t)){const{innerWidth:e,innerHeight:i}=t;yh(this,{top:0,right:e,bottom:i,left:0,width:e,height:i})}else{yh(this,t)}}clone(){return new vh(this)}moveTo(t,e){this.top=e;this.right=t+this.width;this.bottom=e+this.height;this.left=t;return this}moveBy(t,e){this.top+=e;this.right+=t;this.left+=t;this.bottom+=e;return this}getIntersection(t){const e={top:Math.max(this.top,t.top),right:Math.min(this.right,t.right),bottom:Math.min(this.bottom,t.bottom),left:Math.max(this.left,t.left)};e.width=e.right-e.left;e.height=e.bottom-e.top;if(e.width<0||e.height<0){return null}else{return new vh(e)}}getIntersectionArea(t){const e=this.getIntersection(t);if(e){return e.getArea()}else{return 0}}getArea(){return this.width*this.height}getVisible(){const t=this._source;let e=this.clone();if(!xh(t)){let i=t.parentNode||t.commonAncestorContainer;while(i&&!xh(i)){const t=new vh(i);const n=e.getIntersection(t);if(n){if(n.getArea()<e.getArea()){e=n}}else{return null}i=i.parentNode}}return e}isEqual(t){for(const e of kh){if(this[e]!==t[e]){return false}}return true}contains(t){const e=this.getIntersection(t);return!!(e&&e.isEqual(t))}excludeScrollbarsAndBorders(){const t=this._source;let e,i,n;if(Hd(t)){e=t.innerWidth-t.document.documentElement.clientWidth;i=t.innerHeight-t.document.documentElement.clientHeight;n=t.getComputedStyle(t.document.documentElement).direction}else{const o=_h(this._source);e=t.offsetWidth-t.clientWidth-o.left-o.right;i=t.offsetHeight-t.clientHeight-o.top-o.bottom;n=t.ownerDocument.defaultView.getComputedStyle(t).direction;this.left+=o.left;this.top+=o.top;this.right-=o.right;this.bottom-=o.bottom;this.width=this.right-this.left;this.height=this.bottom-this.top}this.width-=e;if(n==="ltr"){this.right-=e}else{this.left+=e}this.height-=i;this.bottom-=i;return this}static getDomRangeRects(t){const e=[];const i=Array.from(t.getClientRects());if(i.length){for(const t of i){e.push(new vh(t))}}else{let i=t.startContainer;if(od(i)){i=i.parentNode}const n=new vh(i.getBoundingClientRect());n.right=n.left;n.width=0;e.push(n)}return e}}function yh(t,e){for(const i of kh){t[i]=e[i]}}function xh(t){if(!Gr(t)){return false}return t===t.ownerDocument.body}const Ah={};function Ch({target:t,viewportOffset:e=0}){const i=Oh(t);let n=i;let o=null;while(n){let r;if(n==i){r=Lh(t)}else{r=Lh(o)}Mh(r,()=>zh(t,n));const s=zh(t,n);Eh(n,s,e);if(n.parent!=n){o=n.frameElement;n=n.parent;if(!o){return}}else{n=null}}}function Th(t){const e=Lh(t);Mh(e,()=>new vh(t))}Object.assign(Ah,{scrollViewportToShowTarget:Ch,scrollAncestorsToShowTarget:Th});function Eh(t,e,i){const n=e.clone().moveBy(0,i);const o=e.clone().moveBy(0,-i);const r=new vh(t).excludeScrollbarsAndBorders();const s=[o,n];if(!s.every(t=>r.contains(t))){let{scrollX:s,scrollY:a}=t;if(Sh(o,r)){a-=r.top-e.top+i}else if(Ph(n,r)){a+=e.bottom-r.bottom+i}if(Ih(e,r)){s-=r.left-e.left+i}else if(Nh(e,r)){s+=e.right-r.right+i}t.scrollTo(s,a)}}function Mh(t,e){const i=Oh(t);let n,o;while(t!=i.document.body){o=e();n=new vh(t).excludeScrollbarsAndBorders();if(!n.contains(o)){if(Sh(o,n)){t.scrollTop-=n.top-o.top}else if(Ph(o,n)){t.scrollTop+=o.bottom-n.bottom}if(Ih(o,n)){t.scrollLeft-=n.left-o.left}else if(Nh(o,n)){t.scrollLeft+=o.right-n.right}}t=t.parentNode}}function Ph(t,e){return t.bottom>e.bottom}function Sh(t,e){return t.top<e.top}function Ih(t,e){return t.left<e.left}function Nh(t,e){return t.right>e.right}function Oh(t){if(wh(t)){return t.startContainer.ownerDocument.defaultView}else{return t.ownerDocument.defaultView}}function Lh(t){if(wh(t)){let e=t.commonAncestorContainer;if(od(e)){e=e.parentNode}return e}else{return t.parentNode}}function zh(t,e){const i=Oh(t);const n=new vh(t);if(i===e){return n}else{let t=i;while(t!=e){const e=t.frameElement;const i=new vh(e).excludeScrollbarsAndBorders();n.moveBy(i.left,i.top);t=t.parent}}return n}class Rh{constructor(t){this.document=new pl(t);this.domConverter=new jd(this.document);this.domRoots=new Map;this.set("isRenderingInProgress",false);this._renderer=new Ad(this.domConverter,this.document.selection);this._renderer.bind("isFocused").to(this.document);this._initialDomRootAttributes=new WeakMap;this._observers=new Map;this._ongoingChange=false;this._postFixersInProgress=false;this._renderingDisabled=false;this._hasChangedSinceTheLastRendering=false;this._writer=new $l(this.document);this.addObserver(Yu);this.addObserver(mh);this.addObserver(gh);this.addObserver(Xu);this.addObserver(hh);this.addObserver(ph);if(Cl.isAndroid){this.addObserver(bh)}hd(this);Fl(this);this.on("render",()=>{this._render();this.document.fire("layoutChanged");this._hasChangedSinceTheLastRendering=false});this.listenTo(this.document.selection,"change",()=>{this._hasChangedSinceTheLastRendering=true})}attachDomRoot(t,e="main"){const i=this.document.getRoot(e);i._name=t.tagName.toLowerCase();const n={};for(const{name:e,value:o}of Array.from(t.attributes)){n[e]=o;if(e==="class"){this._writer.addClass(o.split(" "),i)}else{this._writer.setAttribute(e,o,i)}}this._initialDomRootAttributes.set(t,n);const o=()=>{this._writer.setAttribute("contenteditable",!i.isReadOnly,i);if(i.isReadOnly){this._writer.addClass("ck-read-only",i)}else{this._writer.removeClass("ck-read-only",i)}};o();this.domRoots.set(e,t);this.domConverter.bindElements(t,i);this._renderer.markToSync("children",i);this._renderer.markToSync("attributes",i);this._renderer.domDocuments.add(t.ownerDocument);i.on("change:children",(t,e)=>this._renderer.markToSync("children",e));i.on("change:attributes",(t,e)=>this._renderer.markToSync("attributes",e));i.on("change:text",(t,e)=>this._renderer.markToSync("text",e));i.on("change:isReadOnly",()=>this.change(o));i.on("change",()=>{this._hasChangedSinceTheLastRendering=true});for(const i of this._observers.values()){i.observe(t,e)}}detachDomRoot(t){const e=this.domRoots.get(t);Array.from(e.attributes).forEach(({name:t})=>e.removeAttribute(t));const i=this._initialDomRootAttributes.get(e);for(const t in i){e.setAttribute(t,i[t])}this.domRoots.delete(t);this.domConverter.unbindDomElement(e)}getDomRoot(t="main"){return this.domRoots.get(t)}addObserver(t){let e=this._observers.get(t);if(e){return e}e=new t(this);this._observers.set(t,e);for(const[t,i]of this.domRoots){e.observe(i,t)}e.enable();return e}getObserver(t){return this._observers.get(t)}disableObservers(){for(const t of this._observers.values()){t.disable()}}enableObservers(){for(const t of this._observers.values()){t.enable()}}scrollToTheSelection(){const t=this.document.selection.getFirstRange();if(t){Ch({target:this.domConverter.viewRangeToDom(t),viewportOffset:20})}}focus(){if(!this.document.isFocused){const t=this.document.selection.editableElement;if(t){this.domConverter.focus(t);this.forceRender()}else{}}}change(t){if(this.isRenderingInProgress||this._postFixersInProgress){throw new ss["b"]("cannot-change-view-tree: "+"Attempting to make changes to the view when it is in an incorrect state: rendering or post-fixers are in progress. "+"This may cause some unexpected behavior and inconsistency between the DOM and the view.",this)}try{if(this._ongoingChange){return t(this._writer)}this._ongoingChange=true;const e=t(this._writer);this._ongoingChange=false;if(!this._renderingDisabled&&this._hasChangedSinceTheLastRendering){this._postFixersInProgress=true;this.document._callPostFixers(this._writer);this._postFixersInProgress=false;this.fire("render")}return e}catch(t){ss["b"].rethrowUnexpectedError(t,this)}}forceRender(){this._hasChangedSinceTheLastRendering=true;this.change(()=>{})}destroy(){for(const t of this._observers.values()){t.destroy()}this.document.destroy();this.stopListening()}createPositionAt(t,e){return dl._createAt(t,e)}createPositionAfter(t){return dl._createAfter(t)}createPositionBefore(t){return dl._createBefore(t)}createRange(t,e){return new ul(t,e)}createRangeOn(t){return ul._createOn(t)}createRangeIn(t){return ul._createIn(t)}createSelection(t,e,i){return new ml(t,e,i)}_disableRendering(t){this._renderingDisabled=t;if(t==false){this.change(()=>{})}}_render(){this.isRenderingInProgress=true;this.disableObservers();this._renderer.render();this.enableObservers();this.isRenderingInProgress=false}}vs(Rh,Jc);class jh{constructor(t){this.parent=null;this._attrs=Hs(t)}get index(){let t;if(!this.parent){return null}if((t=this.parent.getChildIndex(this))===null){throw new ss["b"]("model-node-not-found-in-parent: The node's parent does not contain this node.",this)}return t}get startOffset(){let t;if(!this.parent){return null}if((t=this.parent.getChildStartOffset(this))===null){throw new ss["b"]("model-node-not-found-in-parent: The node's parent does not contain this node.",this)}return t}get offsetSize(){return 1}get endOffset(){if(!this.parent){return null}return this.startOffset+this.offsetSize}get nextSibling(){const t=this.index;return t!==null&&this.parent.getChild(t+1)||null}get previousSibling(){const t=this.index;return t!==null&&this.parent.getChild(t-1)||null}get root(){let t=this;while(t.parent){t=t.parent}return t}isAttached(){return this.root.is("rootElement")}getPath(){const t=[];let e=this;while(e.parent){t.unshift(e.startOffset);e=e.parent}return t}getAncestors(t={includeSelf:false,parentFirst:false}){const e=[];let i=t.includeSelf?this:this.parent;while(i){e[t.parentFirst?"push":"unshift"](i);i=i.parent}return e}getCommonAncestor(t,e={}){const i=this.getAncestors(e);const n=t.getAncestors(e);let o=0;while(i[o]==n[o]&&i[o]){o++}return o===0?null:i[o-1]}isBefore(t){if(this==t){return false}if(this.root!==t.root){return false}const e=this.getPath();const i=t.getPath();const n=Os(e,i);switch(n){case"prefix":return true;case"extension":return false;default:return e[n]<i[n]}}isAfter(t){if(this==t){return false}if(this.root!==t.root){return false}return!this.isBefore(t)}hasAttribute(t){return this._attrs.has(t)}getAttribute(t){return this._attrs.get(t)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}toJSON(){const t={};if(this._attrs.size){t.attributes=Array.from(this._attrs).reduce((t,e)=>{t[e[0]]=e[1];return t},{})}return t}is(t){return t=="node"||t=="model:node"}_clone(){return new jh(this._attrs)}_remove(){this.parent._removeChildren(this.index)}_setAttribute(t,e){this._attrs.set(t,e)}_setAttributesTo(t){this._attrs=Hs(t)}_removeAttribute(t){return this._attrs.delete(t)}_clearAttributes(){this._attrs.clear()}}class Dh extends jh{constructor(t,e){super(e);this._data=t||""}get offsetSize(){return this.data.length}get data(){return this._data}is(t){return t=="text"||t=="model:text"||super.is(t)}toJSON(){const t=super.toJSON();t.data=this.data;return t}_clone(){return new Dh(this.data,this.getAttributes())}static fromJSON(t){return new Dh(t.data,t.attributes)}}class Bh{constructor(t,e,i){this.textNode=t;if(e<0||e>t.offsetSize){throw new ss["b"]("model-textproxy-wrong-offsetintext: Given offsetInText value is incorrect.",this)}if(i<0||e+i>t.offsetSize){throw new ss["b"]("model-textproxy-wrong-length: Given length value is incorrect.",this)}this.data=t.data.substring(e,e+i);this.offsetInText=e}get startOffset(){return this.textNode.startOffset!==null?this.textNode.startOffset+this.offsetInText:null}get offsetSize(){return this.data.length}get endOffset(){return this.startOffset!==null?this.startOffset+this.offsetSize:null}get isPartial(){return this.offsetSize!==this.textNode.offsetSize}get parent(){return this.textNode.parent}get root(){return this.textNode.root}is(t){return t=="textProxy"||t=="model:textProxy"}getPath(){const t=this.textNode.getPath();if(t.length>0){t[t.length-1]+=this.offsetInText}return t}getAncestors(t={includeSelf:false,parentFirst:false}){const e=[];let i=t.includeSelf?this:this.parent;while(i){e[t.parentFirst?"push":"unshift"](i);i=i.parent}return e}hasAttribute(t){return this.textNode.hasAttribute(t)}getAttribute(t){return this.textNode.getAttribute(t)}getAttributes(){return this.textNode.getAttributes()}getAttributeKeys(){return this.textNode.getAttributeKeys()}}class Vh{constructor(t){this._nodes=[];if(t){this._insertNodes(0,t)}}[Symbol.iterator](){return this._nodes[Symbol.iterator]()}get length(){return this._nodes.length}get maxOffset(){return this._nodes.reduce((t,e)=>t+e.offsetSize,0)}getNode(t){return this._nodes[t]||null}getNodeIndex(t){const e=this._nodes.indexOf(t);return e==-1?null:e}getNodeStartOffset(t){const e=this.getNodeIndex(t);return e===null?null:this._nodes.slice(0,e).reduce((t,e)=>t+e.offsetSize,0)}indexToOffset(t){if(t==this._nodes.length){return this.maxOffset}const e=this._nodes[t];if(!e){throw new ss["b"]("model-nodelist-index-out-of-bounds: Given index cannot be found in the node list.",this)}return this.getNodeStartOffset(e)}offsetToIndex(t){let e=0;for(const i of this._nodes){if(t>=e&&t<e+i.offsetSize){return this.getNodeIndex(i)}e+=i.offsetSize}if(e!=t){throw new ss["b"]("model-nodelist-offset-out-of-bounds: Given offset cannot be found in the node list.",this,{offset:t,nodeList:this})}return this.length}_insertNodes(t,e){for(const t of e){if(!(t instanceof jh)){throw new ss["b"]("model-nodelist-insertNodes-not-node: Trying to insert an object which is not a Node instance.",this)}}this._nodes.splice(t,0,...e)}_removeNodes(t,e=1){return this._nodes.splice(t,e)}toJSON(){return this._nodes.map(t=>t.toJSON())}}class Fh extends jh{constructor(t,e,i){super(e);this.name=t;this._children=new Vh;if(i){this._insertChild(0,i)}}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return this.childCount===0}is(t,e=null){const i=t.replace(/^model:/,"");if(!e){return i=="element"||i==this.name||super.is(t)}else{return i=="element"&&e==this.name}}getChild(t){return this._children.getNode(t)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(t){return this._children.getNodeIndex(t)}getChildStartOffset(t){return this._children.getNodeStartOffset(t)}offsetToIndex(t){return this._children.offsetToIndex(t)}getNodeByPath(t){let e=this;for(const i of t){e=e.getChild(e.offsetToIndex(i))}return e}toJSON(){const t=super.toJSON();t.name=this.name;if(this._children.length>0){t.children=[];for(const e of this._children){t.children.push(e.toJSON())}}return t}_clone(t=false){const e=t?Array.from(this._children).map(t=>t._clone(true)):null;return new Fh(this.name,this.getAttributes(),e)}_appendChild(t){this._insertChild(this.childCount,t)}_insertChild(t,e){const i=Hh(e);for(const t of i){if(t.parent!==null){t._remove()}t.parent=this}this._children._insertNodes(t,i)}_removeChildren(t,e=1){const i=this._children._removeNodes(t,e);for(const t of i){t.parent=null}return i}static fromJSON(t){let e=null;if(t.children){e=[];for(const i of t.children){if(i.name){e.push(Fh.fromJSON(i))}else{e.push(Dh.fromJSON(i))}}}return new Fh(t.name,t.attributes,e)}}function Hh(t){if(typeof t=="string"){return[new Dh(t)]}if(!Fs(t)){t=[t]}return Array.from(t).map(t=>{if(typeof t=="string"){return new Dh(t)}if(t instanceof Bh){return new Dh(t.data,t.getAttributes())}return t})}class Wh{constructor(t={}){if(!t.boundaries&&!t.startPosition){throw new ss["b"]("model-tree-walker-no-start-position: Neither boundaries nor starting position have been defined.",null)}const e=t.direction||"forward";if(e!="forward"&&e!="backward"){throw new ss["b"]("model-tree-walker-unknown-direction: Only `backward` and `forward` direction allowed.",t,{direction:e})}this.direction=e;this.boundaries=t.boundaries||null;if(t.startPosition){this.position=t.startPosition.clone()}else{this.position=qh._createAt(this.boundaries[this.direction=="backward"?"end":"start"])}this.position.stickiness="toNone";this.singleCharacters=!!t.singleCharacters;this.shallow=!!t.shallow;this.ignoreElementEnd=!!t.ignoreElementEnd;this._boundaryStartParent=this.boundaries?this.boundaries.start.parent:null;this._boundaryEndParent=this.boundaries?this.boundaries.end.parent:null;this._visitedParent=this.position.parent}[Symbol.iterator](){return this}skip(t){let e,i,n,o;do{n=this.position;o=this._visitedParent;({done:e,value:i}=this.next())}while(!e&&t(i));if(!e){this.position=n;this._visitedParent=o}}next(){if(this.direction=="forward"){return this._next()}else{return this._previous()}}_next(){const t=this.position;const e=this.position.clone();const i=this._visitedParent;if(i.parent===null&&e.offset===i.maxOffset){return{done:true}}if(i===this._boundaryEndParent&&e.offset==this.boundaries.end.offset){return{done:true}}const n=e.textNode?e.textNode:e.nodeAfter;if(n instanceof Fh){if(!this.shallow){e.path.push(0);this._visitedParent=n}else{e.offset++}this.position=e;return Uh("elementStart",n,t,e,1)}else if(n instanceof Dh){let o;if(this.singleCharacters){o=1}else{let t=n.endOffset;if(this._boundaryEndParent==i&&this.boundaries.end.offset<t){t=this.boundaries.end.offset}o=t-e.offset}const r=e.offset-n.startOffset;const s=new Bh(n,r,o);e.offset+=o;this.position=e;return Uh("text",s,t,e,o)}else{e.path.pop();e.offset++;this.position=e;this._visitedParent=i.parent;if(this.ignoreElementEnd){return this._next()}else{return Uh("elementEnd",i,t,e)}}}_previous(){const t=this.position;const e=this.position.clone();const i=this._visitedParent;if(i.parent===null&&e.offset===0){return{done:true}}if(i==this._boundaryStartParent&&e.offset==this.boundaries.start.offset){return{done:true}}const n=e.textNode?e.textNode:e.nodeBefore;if(n instanceof Fh){e.offset--;if(!this.shallow){e.path.push(n.maxOffset);this.position=e;this._visitedParent=n;if(this.ignoreElementEnd){return this._previous()}else{return Uh("elementEnd",n,t,e)}}else{this.position=e;return Uh("elementStart",n,t,e,1)}}else if(n instanceof Dh){let o;if(this.singleCharacters){o=1}else{let t=n.startOffset;if(this._boundaryStartParent==i&&this.boundaries.start.offset>t){t=this.boundaries.start.offset}o=e.offset-t}const r=e.offset-n.startOffset;const s=new Bh(n,r-o,o);e.offset-=o;this.position=e;return Uh("text",s,t,e,o)}else{e.path.pop();this.position=e;this._visitedParent=i.parent;return Uh("elementStart",i,t,e,1)}}}function Uh(t,e,i,n,o){return{done:false,value:{type:t,item:e,previousPosition:i,nextPosition:n,length:o}}}class qh{constructor(t,e,i="toNone"){if(!t.is("element")&&!t.is("documentFragment")){throw new ss["b"]("model-position-root-invalid: Position root invalid.",t)}if(!(e instanceof Array)||e.length===0){throw new ss["b"]("model-position-path-incorrect-format: Position path must be an array with at least one item.",t,{path:e})}e=t.getPath().concat(e);t=t.root;this.root=t;this.path=e;this.stickiness=i}get offset(){return Aa(this.path)}set offset(t){this.path[this.path.length-1]=t}get parent(){let t=this.root;for(let e=0;e<this.path.length-1;e++){t=t.getChild(t.offsetToIndex(this.path[e]));if(!t){throw new ss["b"]("model-position-path-incorrect: The position's path is incorrect.",this,{position:this})}}if(t.is("text")){throw new ss["b"]("model-position-path-incorrect: The position's path is incorrect.",this,{position:this})}return t}get index(){return this.parent.offsetToIndex(this.offset)}get textNode(){const t=this.parent.getChild(this.index);return t instanceof Dh&&t.startOffset<this.offset?t:null}get nodeAfter(){return this.textNode===null?this.parent.getChild(this.index):null}get nodeBefore(){return this.textNode===null?this.parent.getChild(this.index-1):null}get isAtStart(){return this.offset===0}get isAtEnd(){return this.offset==this.parent.maxOffset}compareWith(t){if(this.root!=t.root){return"different"}const e=Os(this.path,t.path);switch(e){case"same":return"same";case"prefix":return"before";case"extension":return"after";default:return this.path[e]<t.path[e]?"before":"after"}}getLastMatchingPosition(t,e={}){e.startPosition=this;const i=new Wh(e);i.skip(t);return i.position}getParentPath(){return this.path.slice(0,-1)}getAncestors(){if(this.parent.is("documentFragment")){return[this.parent]}else{return this.parent.getAncestors({includeSelf:true})}}getCommonPath(t){if(this.root!=t.root){return[]}const e=Os(this.path,t.path);const i=typeof e=="string"?Math.min(this.path.length,t.path.length):e;return this.path.slice(0,i)}getCommonAncestor(t){const e=this.getAncestors();const i=t.getAncestors();let n=0;while(e[n]==i[n]&&e[n]){n++}return n===0?null:e[n-1]}getShiftedBy(t){const e=this.clone();const i=e.offset+t;e.offset=i<0?0:i;return e}isAfter(t){return this.compareWith(t)=="after"}isBefore(t){return this.compareWith(t)=="before"}isEqual(t){return this.compareWith(t)=="same"}isTouching(t){let e=null;let i=null;const n=this.compareWith(t);switch(n){case"same":return true;case"before":e=qh._createAt(this);i=qh._createAt(t);break;case"after":e=qh._createAt(t);i=qh._createAt(this);break;default:return false}let o=e.parent;while(e.path.length+i.path.length){if(e.isEqual(i)){return true}if(e.path.length>i.path.length){if(e.offset!==o.maxOffset){return false}e.path=e.path.slice(0,-1);o=o.parent;e.offset++}else{if(i.offset!==0){return false}i.path=i.path.slice(0,-1)}}}is(t){return t=="position"||t=="model:position"}hasSameParentAs(t){if(this.root!==t.root){return false}const e=this.getParentPath();const i=t.getParentPath();return Os(e,i)=="same"}getTransformedByOperation(t){let e;switch(t.type){case"insert":e=this._getTransformedByInsertOperation(t);break;case"move":case"remove":case"reinsert":e=this._getTransformedByMoveOperation(t);break;case"split":e=this._getTransformedBySplitOperation(t);break;case"merge":e=this._getTransformedByMergeOperation(t);break;default:e=qh._createAt(this);break}return e}_getTransformedByInsertOperation(t){return this._getTransformedByInsertion(t.position,t.howMany)}_getTransformedByMoveOperation(t){return this._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany)}_getTransformedBySplitOperation(t){const e=t.movedRange;const i=e.containsPosition(this)||e.start.isEqual(this)&&this.stickiness=="toNext";if(i){return this._getCombined(t.splitPosition,t.moveTargetPosition)}else{if(t.graveyardPosition){return this._getTransformedByMove(t.graveyardPosition,t.insertionPosition,1)}else{return this._getTransformedByInsertion(t.insertionPosition,1)}}}_getTransformedByMergeOperation(t){const e=t.movedRange;const i=e.containsPosition(this)||e.start.isEqual(this);let n;if(i){n=this._getCombined(t.sourcePosition,t.targetPosition);if(t.sourcePosition.isBefore(t.targetPosition)){n=n._getTransformedByDeletion(t.deletionPosition,1)}}else if(this.isEqual(t.deletionPosition)){n=qh._createAt(t.deletionPosition)}else{n=this._getTransformedByMove(t.deletionPosition,t.graveyardPosition,1)}return n}_getTransformedByDeletion(t,e){const i=qh._createAt(this);if(this.root!=t.root){return i}if(Os(t.getParentPath(),this.getParentPath())=="same"){if(t.offset<this.offset){if(t.offset+e>this.offset){return null}else{i.offset-=e}}}else if(Os(t.getParentPath(),this.getParentPath())=="prefix"){const n=t.path.length-1;if(t.offset<=this.path[n]){if(t.offset+e>this.path[n]){return null}else{i.path[n]-=e}}}return i}_getTransformedByInsertion(t,e){const i=qh._createAt(this);if(this.root!=t.root){return i}if(Os(t.getParentPath(),this.getParentPath())=="same"){if(t.offset<this.offset||t.offset==this.offset&&this.stickiness!="toPrevious"){i.offset+=e}}else if(Os(t.getParentPath(),this.getParentPath())=="prefix"){const n=t.path.length-1;if(t.offset<=this.path[n]){i.path[n]+=e}}return i}_getTransformedByMove(t,e,i){e=e._getTransformedByDeletion(t,i);if(t.isEqual(e)){return qh._createAt(this)}const n=this._getTransformedByDeletion(t,i);const o=n===null||t.isEqual(this)&&this.stickiness=="toNext"||t.getShiftedBy(i).isEqual(this)&&this.stickiness=="toPrevious";if(o){return this._getCombined(t,e)}else{return n._getTransformedByInsertion(e,i)}}_getCombined(t,e){const i=t.path.length-1;const n=qh._createAt(e);n.stickiness=this.stickiness;n.offset=n.offset+this.path[i]-t.offset;n.path=n.path.concat(this.path.slice(i+1));return n}toJSON(){return{root:this.root.toJSON(),path:Array.from(this.path),stickiness:this.stickiness}}clone(){return new this.constructor(this.root,this.path,this.stickiness)}static _createAt(t,e,i="toNone"){if(t instanceof qh){return new qh(t.root,t.path,t.stickiness)}else{const n=t;if(e=="end"){e=n.maxOffset}else if(e=="before"){return this._createBefore(n,i)}else if(e=="after"){return this._createAfter(n,i)}else if(e!==0&&!e){throw new ss["b"]("model-createPositionAt-offset-required: "+"Model#createPositionAt() requires the offset when the first parameter is a model item.",[this,t])}if(!n.is("element")&&!n.is("documentFragment")){throw new ss["b"]("model-position-parent-incorrect: Position parent have to be a element or document fragment.",[this,t])}const o=n.getPath();o.push(e);return new this(n.root,o,i)}}static _createAfter(t,e){if(!t.parent){throw new ss["b"]("model-position-after-root: You cannot make a position after root.",[this,t],{root:t})}return this._createAt(t.parent,t.endOffset,e)}static _createBefore(t,e){if(!t.parent){throw new ss["b"]("model-position-before-root: You cannot make a position before root.",t,{root:t})}return this._createAt(t.parent,t.startOffset,e)}static fromJSON(t,e){if(t.root==="$graveyard"){const i=new qh(e.graveyard,t.path);i.stickiness=t.stickiness;return i}if(!e.getRoot(t.root)){throw new ss["b"]("model-position-fromjson-no-root: Cannot create position for document. Root with specified name does not exist.",e,{rootName:t.root})}return new qh(e.getRoot(t.root),t.path,t.stickiness)}}class $h{constructor(t,e=null){this.start=qh._createAt(t);this.end=e?qh._createAt(e):qh._createAt(t);this.start.stickiness=this.isCollapsed?"toNone":"toNext";this.end.stickiness=this.isCollapsed?"toNone":"toPrevious"}*[Symbol.iterator](){yield*new Wh({boundaries:this,ignoreElementEnd:true})}get isCollapsed(){return this.start.isEqual(this.end)}get isFlat(){const t=this.start.getParentPath();const e=this.end.getParentPath();return Os(t,e)=="same"}get root(){return this.start.root}containsPosition(t){return t.isAfter(this.start)&&t.isBefore(this.end)}containsRange(t,e=false){if(t.isCollapsed){e=false}const i=this.containsPosition(t.start)||e&&this.start.isEqual(t.start);const n=this.containsPosition(t.end)||e&&this.end.isEqual(t.end);return i&&n}containsItem(t){const e=qh._createBefore(t);return this.containsPosition(e)||this.start.isEqual(e)}is(t){return t=="range"||t=="model:range"}isEqual(t){return this.start.isEqual(t.start)&&this.end.isEqual(t.end)}isIntersecting(t){return this.start.isBefore(t.end)&&this.end.isAfter(t.start)}getDifference(t){const e=[];if(this.isIntersecting(t)){if(this.containsPosition(t.start)){e.push(new $h(this.start,t.start))}if(this.containsPosition(t.end)){e.push(new $h(t.end,this.end))}}else{e.push(new $h(this.start,this.end))}return e}getIntersection(t){if(this.isIntersecting(t)){let e=this.start;let i=this.end;if(this.containsPosition(t.start)){e=t.start}if(this.containsPosition(t.end)){i=t.end}return new $h(e,i)}return null}getMinimalFlatRanges(){const t=[];const e=this.start.getCommonPath(this.end).length;const i=qh._createAt(this.start);let n=i.parent;while(i.path.length>e+1){const e=n.maxOffset-i.offset;if(e!==0){t.push(new $h(i,i.getShiftedBy(e)))}i.path=i.path.slice(0,-1);i.offset++;n=n.parent}while(i.path.length<=this.end.path.length){const e=this.end.path[i.path.length-1];const n=e-i.offset;if(n!==0){t.push(new $h(i,i.getShiftedBy(n)))}i.offset=e;i.path.push(0)}return t}getWalker(t={}){t.boundaries=this;return new Wh(t)}*getItems(t={}){t.boundaries=this;t.ignoreElementEnd=true;const e=new Wh(t);for(const t of e){yield t.item}}*getPositions(t={}){t.boundaries=this;const e=new Wh(t);yield e.position;for(const t of e){yield t.nextPosition}}getTransformedByOperation(t){switch(t.type){case"insert":return this._getTransformedByInsertOperation(t);case"move":case"remove":case"reinsert":return this._getTransformedByMoveOperation(t);case"split":return[this._getTransformedBySplitOperation(t)];case"merge":return[this._getTransformedByMergeOperation(t)]}return[new $h(this.start,this.end)]}getTransformedByOperations(t){const e=[new $h(this.start,this.end)];for(const i of t){for(let t=0;t<e.length;t++){const n=e[t].getTransformedByOperation(i);e.splice(t,1,...n);t+=n.length-1}}for(let t=0;t<e.length;t++){const i=e[t];for(let n=t+1;n<e.length;n++){const t=e[n];if(i.containsRange(t)||t.containsRange(i)||i.isEqual(t)){e.splice(n,1)}}}return e}getCommonAncestor(){return this.start.getCommonAncestor(this.end)}getContainedElement(){if(this.isCollapsed){return null}const t=this.start.nodeAfter;const e=this.end.nodeBefore;if(t&&t.is("element")&&t===e){return t}return null}toJSON(){return{start:this.start.toJSON(),end:this.end.toJSON()}}clone(){return new this.constructor(this.start,this.end)}_getTransformedByInsertOperation(t,e=false){return this._getTransformedByInsertion(t.position,t.howMany,e)}_getTransformedByMoveOperation(t,e=false){const i=t.sourcePosition;const n=t.howMany;const o=t.targetPosition;return this._getTransformedByMove(i,o,n,e)}_getTransformedBySplitOperation(t){const e=this.start._getTransformedBySplitOperation(t);let i=this.end._getTransformedBySplitOperation(t);if(this.end.isEqual(t.insertionPosition)){i=this.end.getShiftedBy(1)}if(e.root!=i.root){i=this.end.getShiftedBy(-1)}return new $h(e,i)}_getTransformedByMergeOperation(t){if(this.start.isEqual(t.targetPosition)&&this.end.isEqual(t.deletionPosition)){return new $h(this.start)}let e=this.start._getTransformedByMergeOperation(t);let i=this.end._getTransformedByMergeOperation(t);if(e.root!=i.root){i=this.end.getShiftedBy(-1)}if(e.isAfter(i)){if(t.sourcePosition.isBefore(t.targetPosition)){e=qh._createAt(i);e.offset=0}else{if(!t.deletionPosition.isEqual(e)){i=t.deletionPosition}e=t.targetPosition}return new $h(e,i)}return new $h(e,i)}_getTransformedByInsertion(t,e,i=false){if(i&&this.containsPosition(t)){return[new $h(this.start,t),new $h(t.getShiftedBy(e),this.end._getTransformedByInsertion(t,e))]}else{const i=new $h(this.start,this.end);i.start=i.start._getTransformedByInsertion(t,e);i.end=i.end._getTransformedByInsertion(t,e);return[i]}}_getTransformedByMove(t,e,i,n=false){if(this.isCollapsed){const n=this.start._getTransformedByMove(t,e,i);return[new $h(n)]}const o=$h._createFromPositionAndShift(t,i);const r=e._getTransformedByDeletion(t,i);if(this.containsPosition(e)&&!n){if(o.containsPosition(this.start)||o.containsPosition(this.end)){const n=this.start._getTransformedByMove(t,e,i);const o=this.end._getTransformedByMove(t,e,i);return[new $h(n,o)]}}let s;const a=this.getDifference(o);let c=null;const l=this.getIntersection(o);if(a.length==1){c=new $h(a[0].start._getTransformedByDeletion(t,i),a[0].end._getTransformedByDeletion(t,i))}else if(a.length==2){c=new $h(this.start,this.end._getTransformedByDeletion(t,i))}if(c){s=c._getTransformedByInsertion(r,i,l!==null||n)}else{s=[]}if(l){const t=new $h(l.start._getCombined(o.start,r),l.end._getCombined(o.start,r));if(s.length==2){s.splice(1,0,t)}else{s.push(t)}}return s}_getTransformedByDeletion(t,e){let i=this.start._getTransformedByDeletion(t,e);let n=this.end._getTransformedByDeletion(t,e);if(i==null&&n==null){return null}if(i==null){i=t}if(n==null){n=t}return new $h(i,n)}static _createFromPositionAndShift(t,e){const i=t;const n=t.getShiftedBy(e);return e>0?new this(i,n):new this(n,i)}static _createIn(t){return new this(qh._createAt(t,0),qh._createAt(t,t.maxOffset))}static _createOn(t){return this._createFromPositionAndShift(qh._createBefore(t),t.offsetSize)}static _createFromRanges(t){if(t.length===0){throw new ss["b"]("range-create-from-ranges-empty-array: At least one range has to be passed.",null)}else if(t.length==1){return t[0].clone()}const e=t[0];t.sort((t,e)=>t.start.isAfter(e.start)?1:-1);const i=t.indexOf(e);const n=new this(e.start,e.end);if(i>0){for(let e=i-1;true;e++){if(t[e].end.isEqual(n.start)){n.start=qh._createAt(t[e].start)}else{break}}}for(let e=i+1;e<t.length;e++){if(t[e].start.isEqual(n.end)){n.end=qh._createAt(t[e].end)}else{break}}return n}static fromJSON(t,e){return new this(qh.fromJSON(t.start,e),qh.fromJSON(t.end,e))}}class Yh{constructor(){this._modelToViewMapping=new WeakMap;this._viewToModelMapping=new WeakMap;this._viewToModelLengthCallbacks=new Map;this._markerNameToElements=new Map;this._elementToMarkerNames=new Map;this._unboundMarkerNames=new Set;this.on("modelToViewPosition",(t,e)=>{if(e.viewPosition){return}const i=this._modelToViewMapping.get(e.modelPosition.parent);e.viewPosition=this._findPositionIn(i,e.modelPosition.offset)},{priority:"low"});this.on("viewToModelPosition",(t,e)=>{if(e.modelPosition){return}const i=this.findMappedViewAncestor(e.viewPosition);const n=this._viewToModelMapping.get(i);const o=this._toModelOffset(e.viewPosition.parent,e.viewPosition.offset,i);e.modelPosition=qh._createAt(n,o)},{priority:"low"})}bindElements(t,e){this._modelToViewMapping.set(t,e);this._viewToModelMapping.set(e,t)}unbindViewElement(t){const e=this.toModelElement(t);this._viewToModelMapping.delete(t);if(this._elementToMarkerNames.has(t)){for(const e of this._elementToMarkerNames.get(t)){this._unboundMarkerNames.add(e)}}if(this._modelToViewMapping.get(e)==t){this._modelToViewMapping.delete(e)}}unbindModelElement(t){const e=this.toViewElement(t);this._modelToViewMapping.delete(t);if(this._viewToModelMapping.get(e)==t){this._viewToModelMapping.delete(e)}}bindElementToMarker(t,e){const i=this._markerNameToElements.get(e)||new Set;i.add(t);const n=this._elementToMarkerNames.get(t)||new Set;n.add(e);this._markerNameToElements.set(e,i);this._elementToMarkerNames.set(t,n)}unbindElementFromMarkerName(t,e){const i=this._markerNameToElements.get(e);if(i){i.delete(t);if(i.size==0){this._markerNameToElements.delete(e)}}const n=this._elementToMarkerNames.get(t);if(n){n.delete(e);if(n.size==0){this._elementToMarkerNames.delete(t)}}}flushUnboundMarkerNames(){const t=Array.from(this._unboundMarkerNames);this._unboundMarkerNames.clear();return t}clearBindings(){this._modelToViewMapping=new WeakMap;this._viewToModelMapping=new WeakMap;this._markerNameToElements=new Map;this._elementToMarkerNames=new Map;this._unboundMarkerNames=new Set}toModelElement(t){return this._viewToModelMapping.get(t)}toViewElement(t){return this._modelToViewMapping.get(t)}toModelRange(t){return new $h(this.toModelPosition(t.start),this.toModelPosition(t.end))}toViewRange(t){return new ul(this.toViewPosition(t.start),this.toViewPosition(t.end))}toModelPosition(t){const e={viewPosition:t,mapper:this};this.fire("viewToModelPosition",e);return e.modelPosition}toViewPosition(t,e={isPhantom:false}){const i={modelPosition:t,mapper:this,isPhantom:e.isPhantom};this.fire("modelToViewPosition",i);return i.viewPosition}markerNameToElements(t){const e=this._markerNameToElements.get(t);if(!e){return null}const i=new Set;for(const t of e){if(t.is("attributeElement")){for(const e of t.getElementsWithSameId()){i.add(e)}}else{i.add(t)}}return i}registerViewToModelLength(t,e){this._viewToModelLengthCallbacks.set(t,e)}findMappedViewAncestor(t){let e=t.parent;while(!this._viewToModelMapping.has(e)){e=e.parent}return e}_toModelOffset(t,e,i){if(i!=t){const n=this._toModelOffset(t.parent,t.index,i);const o=this._toModelOffset(t,e,t);return n+o}if(t.is("text")){return e}let n=0;for(let i=0;i<e;i++){n+=this.getModelLength(t.getChild(i))}return n}getModelLength(t){if(this._viewToModelLengthCallbacks.get(t.name)){const e=this._viewToModelLengthCallbacks.get(t.name);return e(t)}else if(this._viewToModelMapping.has(t)){return 1}else if(t.is("text")){return t.data.length}else if(t.is("uiElement")){return 0}else{let e=0;for(const i of t.getChildren()){e+=this.getModelLength(i)}return e}}_findPositionIn(t,e){let i;let n=0;let o=0;let r=0;if(t.is("text")){return new dl(t,e)}while(o<e){i=t.getChild(r);n=this.getModelLength(i);o+=n;r++}if(o==e){return this._moveViewPositionToTextNode(new dl(t,r))}else{return this._findPositionIn(i,e-(o-n))}}_moveViewPositionToTextNode(t){const e=t.nodeBefore;const i=t.nodeAfter;if(e instanceof Ds){return new dl(e,e.data.length)}else if(i instanceof Ds){return new dl(i,0)}return t}}vs(Yh,ds);class Gh{constructor(){this._consumable=new Map;this._textProxyRegistry=new Map}add(t,e){e=Jh(e);if(t instanceof Bh){t=this._getSymbolForTextProxy(t)}if(!this._consumable.has(t)){this._consumable.set(t,new Map)}this._consumable.get(t).set(e,true)}consume(t,e){e=Jh(e);if(t instanceof Bh){t=this._getSymbolForTextProxy(t)}if(this.test(t,e)){this._consumable.get(t).set(e,false);return true}else{return false}}test(t,e){e=Jh(e);if(t instanceof Bh){t=this._getSymbolForTextProxy(t)}const i=this._consumable.get(t);if(i===undefined){return null}const n=i.get(e);if(n===undefined){return null}return n}revert(t,e){e=Jh(e);if(t instanceof Bh){t=this._getSymbolForTextProxy(t)}const i=this.test(t,e);if(i===false){this._consumable.get(t).set(e,true);return true}else if(i===true){return false}return null}_getSymbolForTextProxy(t){let e=null;const i=this._textProxyRegistry.get(t.startOffset);if(i){const n=i.get(t.endOffset);if(n){e=n.get(t.parent)}}if(!e){e=this._addSymbolForTextProxy(t.startOffset,t.endOffset,t.parent)}return e}_addSymbolForTextProxy(t,e,i){const n=Symbol("textProxySymbol");let o,r;o=this._textProxyRegistry.get(t);if(!o){o=new Map;this._textProxyRegistry.set(t,o)}r=o.get(e);if(!r){r=new Map;o.set(e,r)}r.set(i,n);return n}}function Jh(t){const e=t.split(":");return e.length>1?e[0]+":"+e[1]:e[0]}class Xh{constructor(t){this.conversionApi=Uc({dispatcher:this},t)}convertChanges(t,e,i){for(const e of t.getMarkersToRemove()){this.convertMarkerRemove(e.name,e.range,i)}for(const e of t.getChanges()){if(e.type=="insert"){this.convertInsert($h._createFromPositionAndShift(e.position,e.length),i)}else if(e.type=="remove"){this.convertRemove(e.position,e.length,e.name,i)}else{this.convertAttribute(e.range,e.attributeKey,e.attributeOldValue,e.attributeNewValue,i)}}for(const t of this.conversionApi.mapper.flushUnboundMarkerNames()){const n=e.get(t).getRange();this.convertMarkerRemove(t,n,i);this.convertMarkerAdd(t,n,i)}for(const e of t.getMarkersToAdd()){this.convertMarkerAdd(e.name,e.range,i)}}convertInsert(t,e){this.conversionApi.writer=e;this.conversionApi.consumable=this._createInsertConsumable(t);for(const e of t){const t=e.item;const i=$h._createFromPositionAndShift(e.previousPosition,e.length);const n={item:t,range:i};this._testAndFire("insert",n);for(const e of t.getAttributeKeys()){n.attributeKey=e;n.attributeOldValue=null;n.attributeNewValue=t.getAttribute(e);this._testAndFire(`attribute:${e}`,n)}}this._clearConversionApi()}convertRemove(t,e,i,n){this.conversionApi.writer=n;this.fire("remove:"+i,{position:t,length:e},this.conversionApi);this._clearConversionApi()}convertAttribute(t,e,i,n,o){this.conversionApi.writer=o;this.conversionApi.consumable=this._createConsumableForRange(t,`attribute:${e}`);for(const o of t){const t=o.item;const r=$h._createFromPositionAndShift(o.previousPosition,o.length);const s={item:t,range:r,attributeKey:e,attributeOldValue:i,attributeNewValue:n};this._testAndFire(`attribute:${e}`,s)}this._clearConversionApi()}convertSelection(t,e,i){const n=Array.from(e.getMarkersAtPosition(t.getFirstPosition()));this.conversionApi.writer=i;this.conversionApi.consumable=this._createSelectionConsumable(t,n);this.fire("selection",{selection:t},this.conversionApi);if(!t.isCollapsed){return}for(const e of n){const i=e.getRange();if(!Qh(t.getFirstPosition(),e,this.conversionApi.mapper)){continue}const n={item:t,markerName:e.name,markerRange:i};if(this.conversionApi.consumable.test(t,"addMarker:"+e.name)){this.fire("addMarker:"+e.name,n,this.conversionApi)}}for(const e of t.getAttributeKeys()){const i={item:t,range:t.getFirstRange(),attributeKey:e,attributeOldValue:null,attributeNewValue:t.getAttribute(e)};if(this.conversionApi.consumable.test(t,"attribute:"+i.attributeKey)){this.fire("attribute:"+i.attributeKey+":$text",i,this.conversionApi)}}this._clearConversionApi()}convertMarkerAdd(t,e,i){if(!e.root.document||e.root.rootName=="$graveyard"){return}this.conversionApi.writer=i;const n="addMarker:"+t;const o=new Gh;o.add(e,n);this.conversionApi.consumable=o;this.fire(n,{markerName:t,markerRange:e},this.conversionApi);if(!o.test(e,n)){return}this.conversionApi.consumable=this._createConsumableForRange(e,n);for(const i of e.getItems()){if(!this.conversionApi.consumable.test(i,n)){continue}const o={item:i,range:$h._createOn(i),markerName:t,markerRange:e};this.fire(n,o,this.conversionApi)}this._clearConversionApi()}convertMarkerRemove(t,e,i){if(!e.root.document||e.root.rootName=="$graveyard"){return}this.conversionApi.writer=i;this.fire("removeMarker:"+t,{markerName:t,markerRange:e},this.conversionApi);this._clearConversionApi()}_createInsertConsumable(t){const e=new Gh;for(const i of t){const t=i.item;e.add(t,"insert");for(const i of t.getAttributeKeys()){e.add(t,"attribute:"+i)}}return e}_createConsumableForRange(t,e){const i=new Gh;for(const n of t.getItems()){i.add(n,e)}return i}_createSelectionConsumable(t,e){const i=new Gh;i.add(t,"selection");for(const n of e){i.add(t,"addMarker:"+n.name)}for(const e of t.getAttributeKeys()){i.add(t,"attribute:"+e)}return i}_testAndFire(t,e){if(!this.conversionApi.consumable.test(e.item,t)){return}const i=e.item.name||"$text";this.fire(t+":"+i,e,this.conversionApi)}_clearConversionApi(){delete this.conversionApi.writer;delete this.conversionApi.consumable}}vs(Xh,ds);function Qh(t,e,i){const n=e.getRange();const o=Array.from(t.getAncestors());o.shift();o.reverse();const r=o.some(t=>{if(n.containsItem(t)){const e=i.toViewElement(t);return!!e.getCustomProperty("addHighlight")}});return!r}class Kh{constructor(t,e,i){this._lastRangeBackward=false;this._ranges=[];this._attrs=new Map;if(t){this.setTo(t,e,i)}}get anchor(){if(this._ranges.length>0){const t=this._ranges[this._ranges.length-1];return this._lastRangeBackward?t.end:t.start}return null}get focus(){if(this._ranges.length>0){const t=this._ranges[this._ranges.length-1];return this._lastRangeBackward?t.start:t.end}return null}get isCollapsed(){const t=this._ranges.length;if(t===1){return this._ranges[0].isCollapsed}else{return false}}get rangeCount(){return this._ranges.length}get isBackward(){return!this.isCollapsed&&this._lastRangeBackward}isEqual(t){if(this.rangeCount!=t.rangeCount){return false}else if(this.rangeCount===0){return true}if(!this.anchor.isEqual(t.anchor)||!this.focus.isEqual(t.focus)){return false}for(const e of this._ranges){let i=false;for(const n of t._ranges){if(e.isEqual(n)){i=true;break}}if(!i){return false}}return true}*getRanges(){for(const t of this._ranges){yield new $h(t.start,t.end)}}getFirstRange(){let t=null;for(const e of this._ranges){if(!t||e.start.isBefore(t.start)){t=e}}return t?new $h(t.start,t.end):null}getLastRange(){let t=null;for(const e of this._ranges){if(!t||e.end.isAfter(t.end)){t=e}}return t?new $h(t.start,t.end):null}getFirstPosition(){const t=this.getFirstRange();return t?t.start.clone():null}getLastPosition(){const t=this.getLastRange();return t?t.end.clone():null}setTo(t,e,i){if(t===null){this._setRanges([])}else if(t instanceof Kh){this._setRanges(t.getRanges(),t.isBackward)}else if(t&&typeof t.getRanges=="function"){this._setRanges(t.getRanges(),t.isBackward)}else if(t instanceof $h){this._setRanges([t],!!e&&!!e.backward)}else if(t instanceof qh){this._setRanges([new $h(t)])}else if(t instanceof jh){const n=!!i&&!!i.backward;let o;if(e=="in"){o=$h._createIn(t)}else if(e=="on"){o=$h._createOn(t)}else if(e!==undefined){o=new $h(qh._createAt(t,e))}else{throw new ss["b"]("model-selection-setTo-required-second-parameter: "+"selection.setTo requires the second parameter when the first parameter is a node.",[this,t])}this._setRanges([o],n)}else if(Fs(t)){this._setRanges(t,e&&!!e.backward)}else{throw new ss["b"]("model-selection-setTo-not-selectable: Cannot set the selection to the given place.",[this,t])}}_setRanges(t,e=false){t=Array.from(t);const i=t.some(e=>{if(!(e instanceof $h)){throw new ss["b"]("model-selection-set-ranges-not-range: "+"Selection range set to an object that is not an instance of model.Range.",[this,t])}return this._ranges.every(t=>!t.isEqual(e))});if(t.length===this._ranges.length&&!i){return}this._removeAllRanges();for(const e of t){this._pushRange(e)}this._lastRangeBackward=!!e;this.fire("change:range",{directChange:true})}setFocus(t,e){if(this.anchor===null){throw new ss["b"]("model-selection-setFocus-no-ranges: Cannot set selection focus if there are no ranges in selection.",[this,t])}const i=qh._createAt(t,e);if(i.compareWith(this.focus)=="same"){return}const n=this.anchor;if(this._ranges.length){this._popRange()}if(i.compareWith(n)=="before"){this._pushRange(new $h(i,n));this._lastRangeBackward=true}else{this._pushRange(new $h(n,i));this._lastRangeBackward=false}this.fire("change:range",{directChange:true})}getAttribute(t){return this._attrs.get(t)}getAttributes(){return this._attrs.entries()}getAttributeKeys(){return this._attrs.keys()}hasAttribute(t){return this._attrs.has(t)}removeAttribute(t){if(this.hasAttribute(t)){this._attrs.delete(t);this.fire("change:attribute",{attributeKeys:[t],directChange:true})}}setAttribute(t,e){if(this.getAttribute(t)!==e){this._attrs.set(t,e);this.fire("change:attribute",{attributeKeys:[t],directChange:true})}}getSelectedElement(){if(this.rangeCount!==1){return null}return this.getFirstRange().getContainedElement()}is(t){return t=="selection"||t=="model:selection"}*getSelectedBlocks(){const t=new WeakSet;for(const e of this.getRanges()){const i=ef(e.start,t);if(i&&nf(i,e)){yield i}for(const i of e.getWalker()){const n=i.item;if(i.type=="elementEnd"&&tf(n,t,e)){yield n}}const n=ef(e.end,t);if(n&&!e.end.isTouching(qh._createAt(n,0))&&nf(n,e)){yield n}}}containsEntireContent(t=this.anchor.root){const e=qh._createAt(t,0);const i=qh._createAt(t,"end");return e.isTouching(this.getFirstPosition())&&i.isTouching(this.getLastPosition())}_pushRange(t){this._checkRange(t);this._ranges.push(new $h(t.start,t.end))}_checkRange(t){for(let e=0;e<this._ranges.length;e++){if(t.isIntersecting(this._ranges[e])){throw new ss["b"]("model-selection-range-intersects: Trying to add a range that intersects with another range in the selection.",[this,t],{addedRange:t,intersectingRange:this._ranges[e]})}}}_removeAllRanges(){while(this._ranges.length>0){this._popRange()}}_popRange(){this._ranges.pop()}}vs(Kh,ds);function Zh(t,e){if(e.has(t)){return false}e.add(t);return t.root.document.model.schema.isBlock(t)&&t.parent}function tf(t,e,i){return Zh(t,e)&&nf(t,i)}function ef(t,e){const i=t.parent;const n=i.root.document.model.schema;const o=t.parent.getAncestors({parentFirst:true,includeSelf:true});let r=false;const s=o.find(t=>{if(r){return false}r=n.isLimit(t);return!r&&Zh(t,e)});o.forEach(t=>e.add(t));return s}function nf(t,e){const i=of(t);if(!i){return true}const n=e.containsRange($h._createOn(i),true);return!n}function of(t){const e=t.root.document.model.schema;let i=t.parent;while(i){if(e.isBlock(i)){return i}i=i.parent}}class rf extends $h{constructor(t,e){super(t,e);sf.call(this)}detach(){this.stopListening()}is(t){return t=="liveRange"||t=="model:liveRange"||super.is(t)}toRange(){return new $h(this.start,this.end)}static fromRange(t){return new rf(t.start,t.end)}}function sf(){this.listenTo(this.root.document.model,"applyOperation",(t,e)=>{const i=e[0];if(!i.isDocumentOperation){return}af.call(this,i)},{priority:"low"})}function af(t){const e=this.getTransformedByOperation(t);const i=$h._createFromRanges(e);const n=!i.isEqual(this);const o=cf(this,t);let r=null;if(n){if(i.root.rootName=="$graveyard"){if(t.type=="remove"){r=t.sourcePosition}else{r=t.deletionPosition}}const e=this.toRange();this.start=i.start;this.end=i.end;this.fire("change:range",e,{deletionPosition:r})}else if(o){this.fire("change:content",this.toRange(),{deletionPosition:r})}}function cf(t,e){switch(e.type){case"insert":return t.containsPosition(e.position);case"move":case"remove":case"reinsert":case"merge":return t.containsPosition(e.sourcePosition)||t.start.isEqual(e.sourcePosition)||t.containsPosition(e.targetPosition);case"split":return t.containsPosition(e.splitPosition)||t.containsPosition(e.insertionPosition)}return false}vs(rf,ds);const lf="selection:";class df{constructor(t){this._selection=new uf(t);this._selection.delegate("change:range").to(this);this._selection.delegate("change:attribute").to(this);this._selection.delegate("change:marker").to(this)}get isCollapsed(){return this._selection.isCollapsed}get anchor(){return this._selection.anchor}get focus(){return this._selection.focus}get rangeCount(){return this._selection.rangeCount}get hasOwnRange(){return this._selection.hasOwnRange}get isBackward(){return this._selection.isBackward}get isGravityOverridden(){return this._selection.isGravityOverridden}get markers(){return this._selection.markers}get _ranges(){return this._selection._ranges}getRanges(){return this._selection.getRanges()}getFirstPosition(){return this._selection.getFirstPosition()}getLastPosition(){return this._selection.getLastPosition()}getFirstRange(){return this._selection.getFirstRange()}getLastRange(){return this._selection.getLastRange()}getSelectedBlocks(){return this._selection.getSelectedBlocks()}getSelectedElement(){return this._selection.getSelectedElement()}containsEntireContent(t){return this._selection.containsEntireContent(t)}destroy(){this._selection.destroy()}getAttributeKeys(){return this._selection.getAttributeKeys()}getAttributes(){return this._selection.getAttributes()}getAttribute(t){return this._selection.getAttribute(t)}hasAttribute(t){return this._selection.hasAttribute(t)}refresh(){this._selection._updateMarkers();this._selection._updateAttributes(false)}is(t){return t=="selection"||t=="model:selection"||t=="documentSelection"||t=="model:documentSelection"}_setFocus(t,e){this._selection.setFocus(t,e)}_setTo(t,e,i){this._selection.setTo(t,e,i)}_setAttribute(t,e){this._selection.setAttribute(t,e)}_removeAttribute(t){this._selection.removeAttribute(t)}_getStoredAttributes(){return this._selection._getStoredAttributes()}_overrideGravity(){return this._selection.overrideGravity()}_restoreGravity(t){this._selection.restoreGravity(t)}static _getStoreAttributeKey(t){return lf+t}static _isStoreAttributeKey(t){return t.startsWith(lf)}}vs(df,ds);class uf extends Kh{constructor(t){super();this.markers=new ys({idProperty:"name"});this._model=t.model;this._document=t;this._attributePriority=new Map;this._fixGraveyardRangesData=[];this._hasChangedRange=false;this._overriddenGravityRegister=new Set;this.listenTo(this._model,"applyOperation",(t,e)=>{const i=e[0];if(!i.isDocumentOperation||i.type=="marker"||i.type=="rename"||i.type=="noop"){return}while(this._fixGraveyardRangesData.length){const{liveRange:t,sourcePosition:e}=this._fixGraveyardRangesData.shift();this._fixGraveyardSelection(t,e)}if(this._hasChangedRange){this._hasChangedRange=false;this.fire("change:range",{directChange:false})}},{priority:"lowest"});this.on("change:range",()=>{for(const t of this.getRanges()){if(!this._document._validateSelectionRange(t)){throw new ss["b"]("document-selection-wrong-position: Range from document selection starts or ends at incorrect position.",this,{range:t})}}});this.listenTo(this._model.markers,"update",()=>this._updateMarkers());this.listenTo(this._document,"change",(t,e)=>{ff(this._model,e)})}get isCollapsed(){const t=this._ranges.length;return t===0?this._document._getDefaultRange().isCollapsed:super.isCollapsed}get anchor(){return super.anchor||this._document._getDefaultRange().start}get focus(){return super.focus||this._document._getDefaultRange().end}get rangeCount(){return this._ranges.length?this._ranges.length:1}get hasOwnRange(){return this._ranges.length>0}get isGravityOverridden(){return!!this._overriddenGravityRegister.size}destroy(){for(let t=0;t<this._ranges.length;t++){this._ranges[t].detach()}this.stopListening()}*getRanges(){if(this._ranges.length){yield*super.getRanges()}else{yield this._document._getDefaultRange()}}getFirstRange(){return super.getFirstRange()||this._document._getDefaultRange()}getLastRange(){return super.getLastRange()||this._document._getDefaultRange()}setTo(t,e,i){super.setTo(t,e,i);this._updateAttributes(true);this._updateMarkers()}setFocus(t,e){super.setFocus(t,e);this._updateAttributes(true);this._updateMarkers()}setAttribute(t,e){if(this._setAttribute(t,e)){const e=[t];this.fire("change:attribute",{attributeKeys:e,directChange:true})}}removeAttribute(t){if(this._removeAttribute(t)){const e=[t];this.fire("change:attribute",{attributeKeys:e,directChange:true})}}overrideGravity(){const t=is();this._overriddenGravityRegister.add(t);if(this._overriddenGravityRegister.size===1){this._updateAttributes(true)}return t}restoreGravity(t){if(!this._overriddenGravityRegister.has(t)){throw new ss["b"]("document-selection-gravity-wrong-restore: Attempting to restore the selection gravity for an unknown UID.",this,{uid:t})}this._overriddenGravityRegister.delete(t);if(!this.isGravityOverridden){this._updateAttributes(true)}}_popRange(){this._ranges.pop().detach()}_pushRange(t){const e=this._prepareRange(t);if(e){this._ranges.push(e)}}_prepareRange(t){this._checkRange(t);if(t.root==this._document.graveyard){return}const e=rf.fromRange(t);e.on("change:range",(t,i,n)=>{this._hasChangedRange=true;if(e.root==this._document.graveyard){this._fixGraveyardRangesData.push({liveRange:e,sourcePosition:n.deletionPosition})}});return e}_updateMarkers(){const t=[];let e=false;for(const e of this._model.markers){const i=e.getRange();for(const n of this.getRanges()){if(i.containsRange(n,!n.isCollapsed)){t.push(e)}}}const i=Array.from(this.markers);for(const i of t){if(!this.markers.has(i)){this.markers.add(i);e=true}}for(const i of Array.from(this.markers)){if(!t.includes(i)){this.markers.remove(i);e=true}}if(e){this.fire("change:marker",{oldMarkers:i,directChange:false})}}_updateAttributes(t){const e=Hs(this._getSurroundingAttributes());const i=Hs(this.getAttributes());if(t){this._attributePriority=new Map;this._attrs=new Map}else{for(const[t,e]of this._attributePriority){if(e=="low"){this._attrs.delete(t);this._attributePriority.delete(t)}}}this._setAttributesTo(e);const n=[];for(const[t,e]of this.getAttributes()){if(!i.has(t)||i.get(t)!==e){n.push(t)}}for(const[t]of i){if(!this.hasAttribute(t)){n.push(t)}}if(n.length>0){this.fire("change:attribute",{attributeKeys:n,directChange:false})}}_setAttribute(t,e,i=true){const n=i?"normal":"low";if(n=="low"&&this._attributePriority.get(t)=="normal"){return false}const o=super.getAttribute(t);if(o===e){return false}this._attrs.set(t,e);this._attributePriority.set(t,n);return true}_removeAttribute(t,e=true){const i=e?"normal":"low";if(i=="low"&&this._attributePriority.get(t)=="normal"){return false}this._attributePriority.set(t,i);if(!super.hasAttribute(t)){return false}this._attrs.delete(t);return true}_setAttributesTo(t){const e=new Set;for(const[e,i]of this.getAttributes()){if(t.get(e)===i){continue}this._removeAttribute(e,false)}for(const[i,n]of t){const t=this._setAttribute(i,n,false);if(t){e.add(i)}}return e}*_getStoredAttributes(){const t=this.getFirstPosition().parent;if(this.isCollapsed&&t.isEmpty){for(const e of t.getAttributeKeys()){if(e.startsWith(lf)){const i=e.substr(lf.length);yield[i,t.getAttribute(e)]}}}}_getSurroundingAttributes(){const t=this.getFirstPosition();const e=this._model.schema;let i=null;if(!this.isCollapsed){const t=this.getFirstRange();for(const n of t){if(n.item.is("element")&&e.isObject(n.item)){break}if(n.type=="text"){i=n.item.getAttributes();break}}}else{const e=t.textNode?t.textNode:t.nodeBefore;const n=t.textNode?t.textNode:t.nodeAfter;if(!this.isGravityOverridden){i=hf(e)}if(!i){i=hf(n)}if(!this.isGravityOverridden&&!i){let t=e;while(t&&!i){t=t.previousSibling;i=hf(t)}}if(!i){let t=n;while(t&&!i){t=t.nextSibling;i=hf(t)}}if(!i){i=this._getStoredAttributes()}}return i}_fixGraveyardSelection(t,e){const i=e.clone();const n=this._model.schema.getNearestSelectionRange(i);const o=this._ranges.indexOf(t);this._ranges.splice(o,1);t.detach();if(n){const t=this._prepareRange(n);this._ranges.splice(o,0,t)}}}function hf(t){if(t instanceof Bh||t instanceof Dh){return t.getAttributes()}return null}function ff(t,e){const i=t.document.differ;for(const n of i.getChanges()){if(n.type!="insert"){continue}const i=n.position.parent;const o=n.length===i.maxOffset;if(o){t.enqueueChange(e,t=>{const e=Array.from(i.getAttributeKeys()).filter(t=>t.startsWith(lf));for(const n of e){t.removeAttribute(n,i)}})}}}class mf{constructor(t){this._dispatchers=t}add(t){for(const e of this._dispatchers){t(e)}return this}}var gf=1,pf=4;function bf(t){return Hr(t,gf|pf)}var wf=bf;class _f extends mf{elementToElement(t){return this.add(Lf(t))}attributeToElement(t){return this.add(zf(t))}attributeToAttribute(t){return this.add(Rf(t))}markerToElement(t){return this.add(jf(t))}markerToHighlight(t){return this.add(Df(t))}}function kf(){return(t,e,i)=>{if(!i.consumable.consume(e.item,"insert")){return}const n=i.writer;const o=i.mapper.toViewPosition(e.range.start);const r=n.createText(e.item.data);n.insert(o,r)}}function vf(){return(t,e,i)=>{const n=i.mapper.toViewPosition(e.position);const o=e.position.getShiftedBy(e.length);const r=i.mapper.toViewPosition(o,{isPhantom:true});const s=i.writer.createRange(n,r);const a=i.writer.remove(s.getTrimmed());for(const t of i.writer.createRangeIn(a).getItems()){i.mapper.unbindViewElement(t)}}}function yf(t,e){const i=t.createAttributeElement("span",e.attributes);if(e.classes){i._addClass(e.classes)}if(e.priority){i._priority=e.priority}i._id=e.id;return i}function xf(){return(t,e,i)=>{const n=e.selection;if(n.isCollapsed){return}if(!i.consumable.consume(n,"selection")){return}const o=[];for(const t of n.getRanges()){const e=i.mapper.toViewRange(t);o.push(e)}i.writer.setSelection(o,{backward:n.isBackward})}}function Af(){return(t,e,i)=>{const n=e.selection;if(!n.isCollapsed){return}if(!i.consumable.consume(n,"selection")){return}const o=i.writer;const r=n.getFirstPosition();const s=i.mapper.toViewPosition(r);const a=o.breakAttributes(s);o.setSelection(a)}}function Cf(){return(t,e,i)=>{const n=i.writer;const o=n.document.selection;for(const t of o.getRanges()){if(t.isCollapsed){if(t.end.parent.isAttached()){i.writer.mergeAttributes(t.start)}}}n.setSelection(null)}}function Tf(t){return(e,i,n)=>{const o=t(i.attributeOldValue,n.writer);const r=t(i.attributeNewValue,n.writer);if(!o&&!r){return}if(!n.consumable.consume(i.item,e.name)){return}const s=n.writer;const a=s.document.selection;if(i.item instanceof Kh||i.item instanceof df){s.wrap(a.getFirstRange(),r)}else{let t=n.mapper.toViewRange(i.range);if(i.attributeOldValue!==null&&o){t=s.unwrap(t,o)}if(i.attributeNewValue!==null&&r){s.wrap(t,r)}}}}function Ef(t){return(e,i,n)=>{const o=t(i.item,n.writer);if(!o){return}if(!n.consumable.consume(i.item,"insert")){return}const r=n.mapper.toViewPosition(i.range.start);n.mapper.bindElements(i.item,o);n.writer.insert(r,o)}}function Mf(t){return(e,i,n)=>{i.isOpening=true;const o=t(i,n.writer);i.isOpening=false;const r=t(i,n.writer);if(!o||!r){return}const s=i.markerRange;if(s.isCollapsed&&!n.consumable.consume(s,e.name)){return}for(const t of s){if(!n.consumable.consume(t.item,e.name)){return}}const a=n.mapper;const c=n.writer;c.insert(a.toViewPosition(s.start),o);n.mapper.bindElementToMarker(o,i.markerName);if(!s.isCollapsed){c.insert(a.toViewPosition(s.end),r);n.mapper.bindElementToMarker(r,i.markerName)}e.stop()}}function Pf(){return(t,e,i)=>{const n=i.mapper.markerNameToElements(e.markerName);if(!n){return}for(const t of n){i.mapper.unbindElementFromMarkerName(t,e.markerName);i.writer.clear(i.writer.createRangeOn(t),t)}i.writer.clearClonedElementsGroup(e.markerName);t.stop()}}function Sf(t){return(e,i,n)=>{const o=t(i.attributeOldValue,i);const r=t(i.attributeNewValue,i);if(!o&&!r){return}if(!n.consumable.consume(i.item,e.name)){return}const s=n.mapper.toViewElement(i.item);const a=n.writer;if(!s){throw new ss["b"]("conversion-attribute-to-attribute-on-text: "+"Trying to convert text node's attribute with attribute-to-attribute converter.",[i,n])}if(i.attributeOldValue!==null&&o){if(o.key=="class"){const t=Array.isArray(o.value)?o.value:[o.value];for(const e of t){a.removeClass(e,s)}}else if(o.key=="style"){const t=Object.keys(o.value);for(const e of t){a.removeStyle(e,s)}}else{a.removeAttribute(o.key,s)}}if(i.attributeNewValue!==null&&r){if(r.key=="class"){const t=Array.isArray(r.value)?r.value:[r.value];for(const e of t){a.addClass(e,s)}}else if(r.key=="style"){const t=Object.keys(r.value);for(const e of t){a.setStyle(e,r.value[e],s)}}else{a.setAttribute(r.key,r.value,s)}}}}function If(t){return(e,i,n)=>{if(!i.item){return}if(!(i.item instanceof Kh||i.item instanceof df)&&!i.item.is("textProxy")){return}const o=Wf(t,i,n);if(!o){return}if(!n.consumable.consume(i.item,e.name)){return}const r=n.writer;const s=yf(r,o);const a=r.document.selection;if(i.item instanceof Kh||i.item instanceof df){r.wrap(a.getFirstRange(),s,a)}else{const t=n.mapper.toViewRange(i.range);const e=r.wrap(t,s);for(const t of e.getItems()){if(t.is("attributeElement")&&t.isSimilar(s)){n.mapper.bindElementToMarker(t,i.markerName);break}}}}}function Nf(t){return(e,i,n)=>{if(!i.item){return}if(!(i.item instanceof Fh)){return}const o=Wf(t,i,n);if(!o){return}if(!n.consumable.test(i.item,e.name)){return}const r=n.mapper.toViewElement(i.item);if(r&&r.getCustomProperty("addHighlight")){n.consumable.consume(i.item,e.name);for(const t of $h._createIn(i.item)){n.consumable.consume(t.item,e.name)}r.getCustomProperty("addHighlight")(r,o,n.writer);n.mapper.bindElementToMarker(r,i.markerName)}}}function Of(t){return(e,i,n)=>{if(i.markerRange.isCollapsed){return}const o=Wf(t,i,n);if(!o){return}const r=yf(n.writer,o);const s=n.mapper.markerNameToElements(i.markerName);if(!s){return}for(const t of s){n.mapper.unbindElementFromMarkerName(t,i.markerName);if(t.is("attributeElement")){n.writer.unwrap(n.writer.createRangeOn(t),r)}else{t.getCustomProperty("removeHighlight")(t,o.id,n.writer)}}n.writer.clearClonedElementsGroup(i.markerName);e.stop()}}function Lf(t){t=wf(t);t.view=Bf(t.view,"container");return e=>{e.on("insert:"+t.model,Ef(t.view),{priority:t.converterPriority||"normal"})}}function zf(t){t=wf(t);const e=t.model.key?t.model.key:t.model;let i="attribute:"+e;if(t.model.name){i+=":"+t.model.name}if(t.model.values){for(const e of t.model.values){t.view[e]=Bf(t.view[e],"attribute")}}else{t.view=Bf(t.view,"attribute")}const n=Ff(t);return e=>{e.on(i,Tf(n),{priority:t.converterPriority||"normal"})}}function Rf(t){t=wf(t);const e=t.model.key?t.model.key:t.model;let i="attribute:"+e;if(t.model.name){i+=":"+t.model.name}if(t.model.values){for(const e of t.model.values){t.view[e]=Hf(t.view[e])}}else{t.view=Hf(t.view)}const n=Ff(t);return e=>{e.on(i,Sf(n),{priority:t.converterPriority||"normal"})}}function jf(t){t=wf(t);t.view=Bf(t.view,"ui");return e=>{e.on("addMarker:"+t.model,Mf(t.view),{priority:t.converterPriority||"normal"});e.on("removeMarker:"+t.model,Pf(t.view),{priority:t.converterPriority||"normal"})}}function Df(t){return e=>{e.on("addMarker:"+t.model,If(t.view),{priority:t.converterPriority||"normal"});e.on("addMarker:"+t.model,Nf(t.view),{priority:t.converterPriority||"normal"});e.on("removeMarker:"+t.model,Of(t.view),{priority:t.converterPriority||"normal"})}}function Bf(t,e){if(typeof t=="function"){return t}return(i,n)=>Vf(t,n,e)}function Vf(t,e,i){if(typeof t=="string"){t={name:t}}let n;const o=Object.assign({},t.attributes);if(i=="container"){n=e.createContainerElement(t.name,o)}else if(i=="attribute"){const i={priority:t.priority||wl.DEFAULT_PRIORITY};n=e.createAttributeElement(t.name,o,i)}else{n=e.createUIElement(t.name,o)}if(t.styles){const i=Object.keys(t.styles);for(const o of i){e.setStyle(o,t.styles[o],n)}}if(t.classes){const i=t.classes;if(typeof i=="string"){e.addClass(i,n)}else{for(const t of i){e.addClass(t,n)}}}return n}function Ff(t){if(t.model.values){return(e,i)=>{const n=t.view[e];if(n){return n(e,i)}return null}}else{return t.view}}function Hf(t){if(typeof t=="string"){return e=>({key:t,value:e})}else if(typeof t=="object"){if(t.value){return()=>t}else{return e=>({key:t.key,value:e})}}else{return t}}function Wf(t,e,i){const n=typeof t=="function"?t(e,i):t;if(!n){return null}if(!n.priority){n.priority=10}if(!n.id){n.id=e.markerName}return n}class Uf extends mf{elementToElement(t){return this.add(Gf(t))}elementToAttribute(t){return this.add(Jf(t))}attributeToAttribute(t){return this.add(Xf(t))}elementToMarker(t){return this.add(Qf(t))}}function qf(){return(t,e,i)=>{if(!e.modelRange&&i.consumable.consume(e.viewItem,{name:true})){const{modelRange:t,modelCursor:n}=i.convertChildren(e.viewItem,e.modelCursor);e.modelRange=t;e.modelCursor=n}}}function $f(){return(t,e,i)=>{if(i.schema.checkChild(e.modelCursor,"$text")){if(i.consumable.consume(e.viewItem)){const t=i.writer.createText(e.viewItem.data);i.writer.insert(t,e.modelCursor);e.modelRange=$h._createFromPositionAndShift(e.modelCursor,t.offsetSize);e.modelCursor=e.modelRange.end}}}}function Yf(t,e){return(i,n)=>{const o=n.newSelection;const r=new Kh;const s=[];for(const t of o.getRanges()){s.push(e.toModelRange(t))}r.setTo(s,{backward:o.isBackward});if(!r.isEqual(t.document.selection)){t.change(t=>{t.setSelection(r)})}}}function Gf(t){t=wf(t);const e=Zf(t);const i=Kf(t.view);const n=i?"element:"+i:"element";return i=>{i.on(n,e,{priority:t.converterPriority||"normal"})}}function Jf(t){t=wf(t);im(t);const e=nm(t,false);const i=Kf(t.view);const n=i?"element:"+i:"element";return i=>{i.on(n,e,{priority:t.converterPriority||"low"})}}function Xf(t){t=wf(t);let e=null;if(typeof t.view=="string"||t.view.key){e=em(t)}im(t,e);const i=nm(t,true);return e=>{e.on("element",i,{priority:t.converterPriority||"low"})}}function Qf(t){t=wf(t);sm(t);return Gf(t)}function Kf(t){if(typeof t=="string"){return t}if(typeof t=="object"&&typeof t.name=="string"){return t.name}return null}function Zf(t){const e=t.view?new Ws(t.view):null;return(i,n,o)=>{let r={};if(e){const t=e.match(n.viewItem);if(!t){return}r=t.match}r.name=true;const s=tm(t.model,n.viewItem,o.writer);if(!s){return}if(!o.consumable.test(n.viewItem,r)){return}const a=o.splitToAllowedParent(s,n.modelCursor);if(!a){return}o.writer.insert(s,a.position);o.convertChildren(n.viewItem,o.writer.createPositionAt(s,0));o.consumable.consume(n.viewItem,r);const c=o.getSplitParts(s);n.modelRange=new $h(o.writer.createPositionBefore(s),o.writer.createPositionAfter(c[c.length-1]));if(a.cursorParent){n.modelCursor=o.writer.createPositionAt(a.cursorParent,0)}else{n.modelCursor=n.modelRange.end}}}function tm(t,e,i){if(t instanceof Function){return t(e,i)}else{return i.createElement(t)}}function em(t){if(typeof t.view=="string"){t.view={key:t.view}}const e=t.view.key;let i;if(e=="class"||e=="style"){const n=e=="class"?"classes":"styles";i={[n]:t.view.value}}else{const n=typeof t.view.value=="undefined"?/[\s\S]*/:t.view.value;i={attributes:{[e]:n}}}if(t.view.name){i.name=t.view.name}t.view=i;return e}function im(t,e=null){const i=e===null?true:t=>t.getAttribute(e);const n=typeof t.model!="object"?t.model:t.model.key;const o=typeof t.model!="object"||typeof t.model.value=="undefined"?i:t.model.value;t.model={key:n,value:o}}function nm(t,e){const i=new Ws(t.view);return(n,o,r)=>{const s=i.match(o.viewItem);if(!s){return}const a=t.model.key;const c=typeof t.model.value=="function"?t.model.value(o.viewItem):t.model.value;if(c===null){return}if(om(t.view,o.viewItem)){s.match.name=true}else{delete s.match.name}if(!r.consumable.test(o.viewItem,s.match)){return}if(!o.modelRange){o=Object.assign(o,r.convertChildren(o.viewItem,o.modelCursor))}const l=rm(o.modelRange,{key:a,value:c},e,r);if(l){r.consumable.consume(o.viewItem,s.match)}}}function om(t,e){const i=typeof t=="function"?t(e):t;if(typeof i=="object"&&!Kf(i)){return false}return!i.classes&&!i.attributes&&!i.styles}function rm(t,e,i,n){let o=false;for(const r of Array.from(t.getItems({shallow:i}))){if(n.schema.checkAttribute(r,e.key)){n.writer.setAttribute(e.key,e.value,r);o=true}}return o}function sm(t){const e=t.model;t.model=(t,i)=>{const n=typeof e=="string"?e:e(t);return i.createElement("$marker",{"data-name":n})}}class am{constructor(t,e){this.model=t;this.view=new Rh(e);this.mapper=new Yh;this.downcastDispatcher=new Xh({mapper:this.mapper});const i=this.model.document;const n=i.selection;const o=this.model.markers;this.listenTo(this.model,"_beforeChanges",()=>{this.view._disableRendering(true)},{priority:"highest"});this.listenTo(this.model,"_afterChanges",()=>{this.view._disableRendering(false)},{priority:"lowest"});this.listenTo(i,"change",()=>{this.view.change(t=>{this.downcastDispatcher.convertChanges(i.differ,o,t);this.downcastDispatcher.convertSelection(n,o,t)})},{priority:"low"});this.listenTo(this.view.document,"selectionChange",Yf(this.model,this.mapper));this.downcastDispatcher.on("insert:$text",kf(),{priority:"lowest"});this.downcastDispatcher.on("remove",vf(),{priority:"low"});this.downcastDispatcher.on("selection",Cf(),{priority:"low"});this.downcastDispatcher.on("selection",xf(),{priority:"low"});this.downcastDispatcher.on("selection",Af(),{priority:"low"});this.view.document.roots.bindTo(this.model.document.roots).using(t=>{if(t.rootName=="$graveyard"){return null}const e=new cl(this.view.document,t.name);e.rootName=t.rootName;this.mapper.bindElements(t,e);return e})}destroy(){this.view.destroy();this.stopListening()}}vs(am,Jc);class cm{constructor(){this._commands=new Map}add(t,e){this._commands.set(t,e)}get(t){return this._commands.get(t)}execute(t,...e){const i=this.get(t);if(!i){throw new ss["b"]("commandcollection-command-not-found: Command does not exist.",this,{commandName:t})}i.execute(...e)}*names(){yield*this._commands.keys()}*commands(){yield*this._commands.values()}[Symbol.iterator](){return this._commands[Symbol.iterator]()}destroy(){for(const t of this.commands()){t.destroy()}}}class lm{constructor(){this._consumables=new Map}add(t,e){let i;if(t.is("text")||t.is("documentFragment")){this._consumables.set(t,true);return}if(!this._consumables.has(t)){i=new dm(t);this._consumables.set(t,i)}else{i=this._consumables.get(t)}i.add(e)}test(t,e){const i=this._consumables.get(t);if(i===undefined){return null}if(t.is("text")||t.is("documentFragment")){return i}return i.test(e)}consume(t,e){if(this.test(t,e)){if(t.is("text")||t.is("documentFragment")){this._consumables.set(t,false)}else{this._consumables.get(t).consume(e)}return true}return false}revert(t,e){const i=this._consumables.get(t);if(i!==undefined){if(t.is("text")||t.is("documentFragment")){this._consumables.set(t,true)}else{i.revert(e)}}}static consumablesFromElement(t){const e={element:t,name:true,attributes:[],classes:[],styles:[]};const i=t.getAttributeKeys();for(const t of i){if(t=="style"||t=="class"){continue}e.attributes.push(t)}const n=t.getClassNames();for(const t of n){e.classes.push(t)}const o=t.getStyleNames();for(const t of o){e.styles.push(t)}return e}static createFrom(t,e){if(!e){e=new lm(t)}if(t.is("text")){e.add(t);return e}if(t.is("element")){e.add(t,lm.consumablesFromElement(t))}if(t.is("documentFragment")){e.add(t)}for(const i of t.getChildren()){e=lm.createFrom(i,e)}return e}}class dm{constructor(t){this.element=t;this._canConsumeName=null;this._consumables={attributes:new Map,styles:new Map,classes:new Map}}add(t){if(t.name){this._canConsumeName=true}for(const e in this._consumables){if(e in t){this._add(e,t[e])}}}test(t){if(t.name&&!this._canConsumeName){return this._canConsumeName}for(const e in this._consumables){if(e in t){const i=this._test(e,t[e]);if(i!==true){return i}}}return true}consume(t){if(t.name){this._canConsumeName=false}for(const e in this._consumables){if(e in t){this._consume(e,t[e])}}}revert(t){if(t.name){this._canConsumeName=true}for(const e in this._consumables){if(e in t){this._revert(e,t[e])}}}_add(t,e){const i=Je(e)?e:[e];const n=this._consumables[t];for(const e of i){if(t==="attributes"&&(e==="class"||e==="style")){throw new ss["b"]("viewconsumable-invalid-attribute: Classes and styles should be handled separately.",this)}n.set(e,true);if(t==="styles"){for(const t of this.element.document.stylesProcessor.getRelatedStyles(e)){n.set(t,true)}}}}_test(t,e){const i=Je(e)?e:[e];const n=this._consumables[t];for(const e of i){if(t==="attributes"&&(e==="class"||e==="style")){const t=e=="class"?"classes":"styles";const i=this._test(t,[...this._consumables[t].keys()]);if(i!==true){return i}}else{const t=n.get(e);if(t===undefined){return null}if(!t){return false}}}return true}_consume(t,e){const i=Je(e)?e:[e];const n=this._consumables[t];for(const e of i){if(t==="attributes"&&(e==="class"||e==="style")){const t=e=="class"?"classes":"styles";this._consume(t,[...this._consumables[t].keys()])}else{n.set(e,false);if(t=="styles"){for(const t of this.element.document.stylesProcessor.getRelatedStyles(e)){n.set(t,false)}}}}}_revert(t,e){const i=Je(e)?e:[e];const n=this._consumables[t];for(const e of i){if(t==="attributes"&&(e==="class"||e==="style")){const t=e=="class"?"classes":"styles";this._revert(t,[...this._consumables[t].keys()])}else{const t=n.get(e);if(t===false){n.set(e,true)}}}}}class um{constructor(){this._sourceDefinitions={};this._attributeProperties={};this.decorate("checkChild");this.decorate("checkAttribute");this.on("checkAttribute",(t,e)=>{e[0]=new hm(e[0])},{priority:"highest"});this.on("checkChild",(t,e)=>{e[0]=new hm(e[0]);e[1]=this.getDefinition(e[1])},{priority:"highest"})}register(t,e){if(this._sourceDefinitions[t]){throw new ss["b"]("schema-cannot-register-item-twice: A single item cannot be registered twice in the schema.",this,{itemName:t})}this._sourceDefinitions[t]=[Object.assign({},e)];this._clearCache()}extend(t,e){if(!this._sourceDefinitions[t]){throw new ss["b"]("schema-cannot-extend-missing-item: Cannot extend an item which was not registered yet.",this,{itemName:t})}this._sourceDefinitions[t].push(Object.assign({},e));this._clearCache()}getDefinitions(){if(!this._compiledDefinitions){this._compile()}return this._compiledDefinitions}getDefinition(t){let e;if(typeof t=="string"){e=t}else if(t.is&&(t.is("text")||t.is("textProxy"))){e="$text"}else{e=t.name}return this.getDefinitions()[e]}isRegistered(t){return!!this.getDefinition(t)}isBlock(t){const e=this.getDefinition(t);return!!(e&&e.isBlock)}isLimit(t){const e=this.getDefinition(t);if(!e){return false}return!!(e.isLimit||e.isObject)}isObject(t){const e=this.getDefinition(t);return!!(e&&e.isObject)}isInline(t){const e=this.getDefinition(t);return!!(e&&e.isInline)}checkChild(t,e){if(!e){return false}return this._checkContextMatch(e,t)}checkAttribute(t,e){const i=this.getDefinition(t.last);if(!i){return false}return i.allowAttributes.includes(e)}checkMerge(t,e=null){if(t instanceof qh){const e=t.nodeBefore;const i=t.nodeAfter;if(!(e instanceof Fh)){throw new ss["b"]("schema-check-merge-no-element-before: The node before the merge position must be an element.",this)}if(!(i instanceof Fh)){throw new ss["b"]("schema-check-merge-no-element-after: The node after the merge position must be an element.",this)}return this.checkMerge(e,i)}for(const i of e.getChildren()){if(!this.checkChild(t,i)){return false}}return true}addChildCheck(t){this.on("checkChild",(e,[i,n])=>{if(!n){return}const o=t(i,n);if(typeof o=="boolean"){e.stop();e.return=o}},{priority:"high"})}addAttributeCheck(t){this.on("checkAttribute",(e,[i,n])=>{const o=t(i,n);if(typeof o=="boolean"){e.stop();e.return=o}},{priority:"high"})}setAttributeProperties(t,e){this._attributeProperties[t]=Object.assign(this.getAttributeProperties(t),e)}getAttributeProperties(t){return this._attributeProperties[t]||{}}getLimitElement(t){let e;if(t instanceof qh){e=t.parent}else{const i=t instanceof $h?[t]:Array.from(t.getRanges());e=i.reduce((t,e)=>{const i=e.getCommonAncestor();if(!t){return i}return t.getCommonAncestor(i,{includeSelf:true})},null)}while(!this.isLimit(e)){if(e.parent){e=e.parent}else{break}}return e}checkAttributeInSelection(t,e){if(t.isCollapsed){const i=t.getFirstPosition();const n=[...i.getAncestors(),new Dh("",t.getAttributes())];return this.checkAttribute(n,e)}else{const i=t.getRanges();for(const t of i){for(const i of t){if(this.checkAttribute(i.item,e)){return true}}}}return false}*getValidRanges(t,e){t=Em(t);for(const i of t){yield*this._getValidRangesForRange(i,e)}}getNearestSelectionRange(t,e="both"){if(this.checkChild(t,"$text")){return new $h(t)}let i,n;const o=t.getAncestors().reverse().find(t=>this.isLimit(t))||t.root;if(e=="both"||e=="backward"){i=new Wh({boundaries:$h._createIn(o),startPosition:t,direction:"backward"})}if(e=="both"||e=="forward"){n=new Wh({boundaries:$h._createIn(o),startPosition:t})}for(const t of Tm(i,n)){const e=t.walker==i?"elementEnd":"elementStart";const n=t.value;if(n.type==e&&this.isObject(n.item)){return $h._createOn(n.item)}if(this.checkChild(n.nextPosition,"$text")){return new $h(n.nextPosition)}}return null}findAllowedParent(t,e){let i=t.parent;while(i){if(this.checkChild(i,e)){return i}if(this.isLimit(i)){return null}i=i.parent}return null}removeDisallowedAttributes(t,e){for(const i of t){if(i.is("text")){Mm(this,i,e)}else{const t=$h._createIn(i);const n=t.getPositions();for(const t of n){const i=t.nodeBefore||t.parent;Mm(this,i,e)}}}}createContext(t){return new hm(t)}_clearCache(){this._compiledDefinitions=null}_compile(){const t={};const e=this._sourceDefinitions;const i=Object.keys(e);for(const n of i){t[n]=fm(e[n],n)}for(const e of i){mm(t,e)}for(const e of i){gm(t,e)}for(const e of i){pm(t,e);bm(t,e)}for(const e of i){wm(t,e);_m(t,e)}this._compiledDefinitions=t}_checkContextMatch(t,e,i=e.length-1){const n=e.getItem(i);if(t.allowIn.includes(n.name)){if(i==0){return true}else{const t=this.getDefinition(n);return this._checkContextMatch(t,e,i-1)}}else{return false}}*_getValidRangesForRange(t,e){let i=t.start;let n=t.start;for(const o of t.getItems({shallow:true})){if(o.is("element")){yield*this._getValidRangesForRange($h._createIn(o),e)}if(!this.checkAttribute(o,e)){if(!i.isEqual(n)){yield new $h(i,n)}i=qh._createAfter(o)}n=qh._createAfter(o)}if(!i.isEqual(n)){yield new $h(i,n)}}}vs(um,Jc);class hm{constructor(t){if(t instanceof hm){return t}if(typeof t=="string"){t=[t]}else if(!Array.isArray(t)){t=t.getAncestors({includeSelf:true})}if(t[0]&&typeof t[0]!="string"&&t[0].is("documentFragment")){t.shift()}this._items=t.map(Cm)}get length(){return this._items.length}get last(){return this._items[this._items.length-1]}[Symbol.iterator](){return this._items[Symbol.iterator]()}push(t){const e=new hm([t]);e._items=[...this._items,...e._items];return e}getItem(t){return this._items[t]}*getNames(){yield*this._items.map(t=>t.name)}endsWith(t){return Array.from(this.getNames()).join(" ").endsWith(t)}startsWith(t){return Array.from(this.getNames()).join(" ").startsWith(t)}}function fm(t,e){const i={name:e,allowIn:[],allowContentOf:[],allowWhere:[],allowAttributes:[],allowAttributesOf:[],inheritTypesFrom:[]};km(t,i);vm(t,i,"allowIn");vm(t,i,"allowContentOf");vm(t,i,"allowWhere");vm(t,i,"allowAttributes");vm(t,i,"allowAttributesOf");vm(t,i,"inheritTypesFrom");ym(t,i);return i}function mm(t,e){for(const i of t[e].allowContentOf){if(t[i]){const n=xm(t,i);n.forEach(t=>{t.allowIn.push(e)})}}delete t[e].allowContentOf}function gm(t,e){for(const i of t[e].allowWhere){const n=t[i];if(n){const i=n.allowIn;t[e].allowIn.push(...i)}}delete t[e].allowWhere}function pm(t,e){for(const i of t[e].allowAttributesOf){const n=t[i];if(n){const i=n.allowAttributes;t[e].allowAttributes.push(...i)}}delete t[e].allowAttributesOf}function bm(t,e){const i=t[e];for(const e of i.inheritTypesFrom){const n=t[e];if(n){const t=Object.keys(n).filter(t=>t.startsWith("is"));for(const e of t){if(!(e in i)){i[e]=n[e]}}}}delete i.inheritTypesFrom}function wm(t,e){const i=t[e];const n=i.allowIn.filter(e=>t[e]);i.allowIn=Array.from(new Set(n))}function _m(t,e){const i=t[e];i.allowAttributes=Array.from(new Set(i.allowAttributes))}function km(t,e){for(const i of t){const t=Object.keys(i).filter(t=>t.startsWith("is"));for(const n of t){e[n]=i[n]}}}function vm(t,e,i){for(const n of t){if(typeof n[i]=="string"){e[i].push(n[i])}else if(Array.isArray(n[i])){e[i].push(...n[i])}}}function ym(t,e){for(const i of t){const t=i.inheritAllFrom;if(t){e.allowContentOf.push(t);e.allowWhere.push(t);e.allowAttributesOf.push(t);e.inheritTypesFrom.push(t)}}}function xm(t,e){const i=t[e];return Am(t).filter(t=>t.allowIn.includes(i.name))}function Am(t){return Object.keys(t).map(e=>t[e])}function Cm(t){if(typeof t=="string"){return{name:t,*getAttributeKeys(){},getAttribute(){}}}else{return{name:t.is("element")?t.name:"$text",*getAttributeKeys(){yield*t.getAttributeKeys()},getAttribute(e){return t.getAttribute(e)}}}}function*Tm(t,e){let i=false;while(!i){i=true;if(t){const e=t.next();if(!e.done){i=false;yield{walker:t,value:e.value}}}if(e){const t=e.next();if(!t.done){i=false;yield{walker:e,value:t.value}}}}}function*Em(t){for(const e of t){yield*e.getMinimalFlatRanges()}}function Mm(t,e,i){for(const n of e.getAttributeKeys()){if(!t.checkAttribute(e,n)){i.removeAttribute(n,e)}}}class Pm{constructor(t={}){this._splitParts=new Map;this._modelCursor=null;this.conversionApi=Object.assign({},t);this.conversionApi.convertItem=this._convertItem.bind(this);this.conversionApi.convertChildren=this._convertChildren.bind(this);this.conversionApi.splitToAllowedParent=this._splitToAllowedParent.bind(this);this.conversionApi.getSplitParts=this._getSplitParts.bind(this)}convert(t,e,i=["$root"]){this.fire("viewCleanup",t);this._modelCursor=Im(i,e);this.conversionApi.writer=e;this.conversionApi.consumable=lm.createFrom(t);this.conversionApi.store={};const{modelRange:n}=this._convertItem(t,this._modelCursor);const o=e.createDocumentFragment();if(n){this._removeEmptyElements();for(const t of Array.from(this._modelCursor.parent.getChildren())){e.append(t,o)}o.markers=Sm(o,e)}this._modelCursor=null;this._splitParts.clear();this.conversionApi.writer=null;this.conversionApi.store=null;return o}_convertItem(t,e){const i=Object.assign({viewItem:t,modelCursor:e,modelRange:null});if(t.is("element")){this.fire("element:"+t.name,i,this.conversionApi)}else if(t.is("text")){this.fire("text",i,this.conversionApi)}else{this.fire("documentFragment",i,this.conversionApi)}if(i.modelRange&&!(i.modelRange instanceof $h)){throw new ss["b"]("view-conversion-dispatcher-incorrect-result: Incorrect conversion result was dropped.",this)}return{modelRange:i.modelRange,modelCursor:i.modelCursor}}_convertChildren(t,e){const i=new $h(e);let n=e;for(const e of Array.from(t.getChildren())){const t=this._convertItem(e,n);if(t.modelRange instanceof $h){i.end=t.modelRange.end;n=t.modelCursor}}return{modelRange:i,modelCursor:n}}_splitToAllowedParent(t,e){const i=this.conversionApi.schema.findAllowedParent(e,t);if(!i){return null}if(i===e.parent){return{position:e}}if(this._modelCursor.parent.getAncestors().includes(i)){return null}const n=this.conversionApi.writer.split(e,i);const o=[];for(const t of n.range.getWalker()){if(t.type=="elementEnd"){o.push(t.item)}else{const e=o.pop();const i=t.item;this._registerSplitPair(e,i)}}return{position:n.position,cursorParent:n.range.end.parent}}_registerSplitPair(t,e){if(!this._splitParts.has(t)){this._splitParts.set(t,[t])}const i=this._splitParts.get(t);this._splitParts.set(e,i);i.push(e)}_getSplitParts(t){let e;if(!this._splitParts.has(t)){e=[t]}else{e=this._splitParts.get(t)}return e}_removeEmptyElements(){let t=false;for(const e of this._splitParts.keys()){if(e.isEmpty){this.conversionApi.writer.remove(e);this._splitParts.delete(e);t=true}}if(t){this._removeEmptyElements()}}}vs(Pm,ds);function Sm(t,e){const i=new Set;const n=new Map;const o=$h._createIn(t).getItems();for(const t of o){if(t.name=="$marker"){i.add(t)}}for(const t of i){const i=t.getAttribute("data-name");const o=e.createPositionBefore(t);if(!n.has(i)){n.set(i,new $h(o.clone()))}else{n.get(i).end=o.clone()}e.remove(t)}return n}function Im(t,e){let i;for(const n of new hm(t)){const t={};for(const e of n.getAttributeKeys()){t[e]=n.getAttribute(e)}const o=e.createElement(n.name,t);if(i){e.append(o,i)}i=qh._createAt(o,0)}return i}class Nm{constructor(t,e){this.model=t;this.stylesProcessor=e;this.processor;this.mapper=new Yh;this.downcastDispatcher=new Xh({mapper:this.mapper});this.downcastDispatcher.on("insert:$text",kf(),{priority:"lowest"});this.upcastDispatcher=new Pm({schema:t.schema});this.viewDocument=new pl(e);this._viewWriter=new $l(this.viewDocument);this.upcastDispatcher.on("text",$f(),{priority:"lowest"});this.upcastDispatcher.on("element",qf(),{priority:"lowest"});this.upcastDispatcher.on("documentFragment",qf(),{priority:"lowest"});this.decorate("init");this.on("init",()=>{this.fire("ready")},{priority:"lowest"})}get(t){const{rootName:e="main",trim:i="empty"}=t||{};if(!this._checkIfRootsExists([e])){throw new ss["b"]("datacontroller-get-non-existent-root: Attempting to get data from a non-existing root.",this)}const n=this.model.document.getRoot(e);if(i==="empty"&&!this.model.hasContent(n,{ignoreWhitespaces:true})){return""}return this.stringify(n)}stringify(t){const e=this.toView(t);return this.processor.toData(e)}toView(t){const e=this.viewDocument;const i=this._viewWriter;this.mapper.clearBindings();const n=$h._createIn(t);const o=new Ul(e);this.mapper.bindElements(t,o);this.downcastDispatcher.convertInsert(n,i);if(!t.is("documentFragment")){const e=Om(t);for(const[t,n]of e){this.downcastDispatcher.convertMarkerAdd(t,n,i)}}return o}init(t){if(this.model.document.version){throw new ss["b"]("datacontroller-init-document-not-empty: Trying to set initial data to not empty document.",this)}let e={};if(typeof t==="string"){e.main=t}else{e=t}if(!this._checkIfRootsExists(Object.keys(e))){throw new ss["b"]("datacontroller-init-non-existent-root: Attempting to init data on a non-existing root.",this)}this.model.enqueueChange("transparent",t=>{for(const i of Object.keys(e)){const n=this.model.document.getRoot(i);t.insert(this.parse(e[i],n),n,0)}});return Promise.resolve()}set(t){let e={};if(typeof t==="string"){e.main=t}else{e=t}if(!this._checkIfRootsExists(Object.keys(e))){throw new ss["b"]("datacontroller-set-non-existent-root: Attempting to set data on a non-existing root.",this)}this.model.enqueueChange("transparent",t=>{t.setSelection(null);t.removeSelectionAttribute(this.model.document.selection.getAttributeKeys());for(const i of Object.keys(e)){const n=this.model.document.getRoot(i);t.remove(t.createRangeIn(n));t.insert(this.parse(e[i],n),n,0)}})}parse(t,e="$root"){const i=this.processor.toView(t);return this.toModel(i,e)}toModel(t,e="$root"){return this.model.change(i=>this.upcastDispatcher.convert(t,i,e))}addStyleProcessorRules(t){t(this.stylesProcessor)}destroy(){this.stopListening()}_checkIfRootsExists(t){for(const e of t){if(!this.model.document.getRootNames().includes(e)){return false}}return true}}vs(Nm,Jc);function Om(t){const e=[];const i=t.root.document;if(!i){return[]}const n=$h._createIn(t);for(const t of i.model.markers){const i=n.getIntersection(t.getRange());if(i){e.push([t.name,i])}}return e}class Lm{constructor(t,e){this._helpers=new Map;this._downcast=Array.isArray(t)?t:[t];this._createConversionHelpers({name:"downcast",dispatchers:this._downcast,isDowncast:true});this._upcast=Array.isArray(e)?e:[e];this._createConversionHelpers({name:"upcast",dispatchers:this._upcast,isDowncast:false})}addAlias(t,e){const i=this._downcast.includes(e);const n=this._upcast.includes(e);if(!n&&!i){throw new ss["b"]("conversion-add-alias-dispatcher-not-registered: "+"Trying to register and alias for a dispatcher that nas not been registered.",this)}this._createConversionHelpers({name:t,dispatchers:[e],isDowncast:i})}for(t){if(!this._helpers.has(t)){throw new ss["b"]("conversion-for-unknown-group: Trying to add a converter to an unknown dispatchers group.",this)}return this._helpers.get(t)}elementToElement(t){this.for("downcast").elementToElement(t);for(const{model:e,view:i}of zm(t)){this.for("upcast").elementToElement({model:e,view:i,converterPriority:t.converterPriority})}}attributeToElement(t){this.for("downcast").attributeToElement(t);for(const{model:e,view:i}of zm(t)){this.for("upcast").elementToAttribute({view:i,model:e,converterPriority:t.converterPriority})}}attributeToAttribute(t){this.for("downcast").attributeToAttribute(t);for(const{model:e,view:i}of zm(t)){this.for("upcast").attributeToAttribute({view:i,model:e})}}_createConversionHelpers({name:t,dispatchers:e,isDowncast:i}){if(this._helpers.has(t)){throw new ss["b"]("conversion-group-exists: Trying to register a group name that has already been registered.",this)}const n=i?new _f(e):new Uf(e);this._helpers.set(t,n)}}function*zm(t){if(t.model.values){for(const e of t.model.values){const i={key:t.model.key,value:e};const n=t.view[e];const o=t.upcastAlso?t.upcastAlso[e]:undefined;yield*Rm(i,n,o)}}else{yield*Rm(t.model,t.view,t.upcastAlso)}}function*Rm(t,e,i){yield{model:t,view:e};if(i){i=Array.isArray(i)?i:[i];for(const e of i){yield{model:t,view:e}}}}class jm{constructor(t="default"){this.operations=[];this.type=t}get baseVersion(){for(const t of this.operations){if(t.baseVersion!==null){return t.baseVersion}}return null}addOperation(t){t.batch=this;this.operations.push(t);return t}}class Dm{constructor(t){this.baseVersion=t;this.isDocumentOperation=this.baseVersion!==null;this.batch=null}_validate(){}toJSON(){const t=Object.assign({},this);t.__className=this.constructor.className;delete t.batch;delete t.isDocumentOperation;return t}static get className(){return"Operation"}static fromJSON(t){return new this(t.baseVersion)}}class Bm{constructor(t){this.markers=new Map;this._children=new Vh;if(t){this._insertChild(0,t)}}[Symbol.iterator](){return this.getChildren()}get childCount(){return this._children.length}get maxOffset(){return this._children.maxOffset}get isEmpty(){return this.childCount===0}get root(){return this}get parent(){return null}is(t){return t=="documentFragment"||t=="model:documentFragment"}getChild(t){return this._children.getNode(t)}getChildren(){return this._children[Symbol.iterator]()}getChildIndex(t){return this._children.getNodeIndex(t)}getChildStartOffset(t){return this._children.getNodeStartOffset(t)}getPath(){return[]}getNodeByPath(t){let e=this;for(const i of t){e=e.getChild(e.offsetToIndex(i))}return e}offsetToIndex(t){return this._children.offsetToIndex(t)}toJSON(){const t=[];for(const e of this._children){t.push(e.toJSON())}return t}static fromJSON(t){const e=[];for(const i of t){if(i.name){e.push(Fh.fromJSON(i))}else{e.push(Dh.fromJSON(i))}}return new Bm(e)}_appendChild(t){this._insertChild(this.childCount,t)}_insertChild(t,e){const i=Vm(e);for(const t of i){if(t.parent!==null){t._remove()}t.parent=this}this._children._insertNodes(t,i)}_removeChildren(t,e=1){const i=this._children._removeNodes(t,e);for(const t of i){t.parent=null}return i}}function Vm(t){if(typeof t=="string"){return[new Dh(t)]}if(!Fs(t)){t=[t]}return Array.from(t).map(t=>{if(typeof t=="string"){return new Dh(t)}if(t instanceof Bh){return new Dh(t.data,t.getAttributes())}return t})}function Fm(t,e){e=qm(e);const i=e.reduce((t,e)=>t+e.offsetSize,0);const n=t.parent;Ym(t);const o=t.index;n._insertChild(o,e);$m(n,o+e.length);$m(n,o);return new $h(t,t.getShiftedBy(i))}function Hm(t){if(!t.isFlat){throw new ss["b"]("operation-utils-remove-range-not-flat: "+"Trying to remove a range which starts and ends in different element.",this)}const e=t.start.parent;Ym(t.start);Ym(t.end);const i=e._removeChildren(t.start.index,t.end.index-t.start.index);$m(e,t.start.index);return i}function Wm(t,e){if(!t.isFlat){throw new ss["b"]("operation-utils-move-range-not-flat: "+"Trying to move a range which starts and ends in different element.",this)}const i=Hm(t);e=e._getTransformedByDeletion(t.start,t.end.offset-t.start.offset);return Fm(e,i)}function Um(t,e,i){Ym(t.start);Ym(t.end);for(const n of t.getItems({shallow:true})){const t=n.is("textProxy")?n.textNode:n;if(i!==null){t._setAttribute(e,i)}else{t._removeAttribute(e)}$m(t.parent,t.index)}$m(t.end.parent,t.end.index)}function qm(t){const e=[];if(!(t instanceof Array)){t=[t]}for(let i=0;i<t.length;i++){if(typeof t[i]=="string"){e.push(new Dh(t[i]))}else if(t[i]instanceof Bh){e.push(new Dh(t[i].data,t[i].getAttributes()))}else if(t[i]instanceof Bm||t[i]instanceof Vh){for(const n of t[i]){e.push(n)}}else if(t[i]instanceof jh){e.push(t[i])}}for(let t=1;t<e.length;t++){const i=e[t];const n=e[t-1];if(i instanceof Dh&&n instanceof Dh&&Gm(i,n)){e.splice(t-1,2,new Dh(n.data+i.data,n.getAttributes()));t--}}return e}function $m(t,e){const i=t.getChild(e-1);const n=t.getChild(e);if(i&&n&&i.is("text")&&n.is("text")&&Gm(i,n)){const o=new Dh(i.data+n.data,i.getAttributes());t._removeChildren(e-1,2);t._insertChild(e-1,o)}}function Ym(t){const e=t.textNode;const i=t.parent;if(e){const n=t.offset-e.startOffset;const o=e.index;i._removeChildren(o,1);const r=new Dh(e.data.substr(0,n),e.getAttributes());const s=new Dh(e.data.substr(n),e.getAttributes());i._insertChild(o,[r,s])}}function Gm(t,e){const i=t.getAttributes();const n=e.getAttributes();for(const t of i){if(t[1]!==e.getAttribute(t[0])){return false}n.next()}return n.next().done}function Jm(t,e){return Uu(t,e)}var Xm=Jm;class Qm extends Dm{constructor(t,e,i,n,o){super(o);this.range=t.clone();this.key=e;this.oldValue=i===undefined?null:i;this.newValue=n===undefined?null:n}get type(){if(this.oldValue===null){return"addAttribute"}else if(this.newValue===null){return"removeAttribute"}else{return"changeAttribute"}}clone(){return new Qm(this.range,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new Qm(this.range,this.key,this.newValue,this.oldValue,this.baseVersion+1)}toJSON(){const t=super.toJSON();t.range=this.range.toJSON();return t}_validate(){if(!this.range.isFlat){throw new ss["b"]("attribute-operation-range-not-flat: The range to change is not flat.",this)}for(const t of this.range.getItems({shallow:true})){if(this.oldValue!==null&&!Xm(t.getAttribute(this.key),this.oldValue)){throw new ss["b"]("attribute-operation-wrong-old-value: Changed node has different attribute value than operation's "+"old attribute value.",this,{item:t,key:this.key,value:this.oldValue})}if(this.oldValue===null&&this.newValue!==null&&t.hasAttribute(this.key)){throw new ss["b"]("attribute-operation-attribute-exists: The attribute with given key already exists.",this,{node:t,key:this.key})}}}_execute(){if(!Xm(this.oldValue,this.newValue)){Um(this.range,this.key,this.newValue)}}static get className(){return"AttributeOperation"}static fromJSON(t,e){return new Qm($h.fromJSON(t.range,e),t.key,t.oldValue,t.newValue,t.baseVersion)}}class Km extends Dm{constructor(t,e){super(null);this.sourcePosition=t.clone();this.howMany=e}get type(){return"detach"}toJSON(){const t=super.toJSON();t.sourcePosition=this.sourcePosition.toJSON();return t}_validate(){if(this.sourcePosition.root.document){throw new ss["b"]("detach-operation-on-document-node: Cannot detach document node.",this)}}_execute(){Hm($h._createFromPositionAndShift(this.sourcePosition,this.howMany))}static get className(){return"DetachOperation"}}class Zm extends Dm{constructor(t,e,i,n){super(n);this.sourcePosition=t.clone();this.sourcePosition.stickiness="toNext";this.howMany=e;this.targetPosition=i.clone();this.targetPosition.stickiness="toNone"}get type(){if(this.targetPosition.root.rootName=="$graveyard"){return"remove"}else if(this.sourcePosition.root.rootName=="$graveyard"){return"reinsert"}return"move"}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.baseVersion)}getMovedRangeStart(){return this.targetPosition._getTransformedByDeletion(this.sourcePosition,this.howMany)}getReversed(){const t=this.sourcePosition._getTransformedByInsertion(this.targetPosition,this.howMany);return new this.constructor(this.getMovedRangeStart(),this.howMany,t,this.baseVersion+1)}_validate(){const t=this.sourcePosition.parent;const e=this.targetPosition.parent;const i=this.sourcePosition.offset;const n=this.targetPosition.offset;if(i+this.howMany>t.maxOffset){throw new ss["b"]("move-operation-nodes-do-not-exist: The nodes which should be moved do not exist.",this)}else if(t===e&&i<n&&n<i+this.howMany){throw new ss["b"]("move-operation-range-into-itself: Trying to move a range of nodes to the inside of that range.",this)}else if(this.sourcePosition.root==this.targetPosition.root){if(Os(this.sourcePosition.getParentPath(),this.targetPosition.getParentPath())=="prefix"){const t=this.sourcePosition.path.length-1;if(this.targetPosition.path[t]>=i&&this.targetPosition.path[t]<i+this.howMany){throw new ss["b"]("move-operation-node-into-itself: Trying to move a range of nodes into one of nodes from that range.",this)}}}}_execute(){Wm($h._createFromPositionAndShift(this.sourcePosition,this.howMany),this.targetPosition)}toJSON(){const t=super.toJSON();t.sourcePosition=this.sourcePosition.toJSON();t.targetPosition=this.targetPosition.toJSON();return t}static get className(){return"MoveOperation"}static fromJSON(t,e){const i=qh.fromJSON(t.sourcePosition,e);const n=qh.fromJSON(t.targetPosition,e);return new this(i,t.howMany,n,t.baseVersion)}}class tg extends Dm{constructor(t,e,i){super(i);this.position=t.clone();this.position.stickiness="toNone";this.nodes=new Vh(qm(e));this.shouldReceiveAttributes=false}get type(){return"insert"}get howMany(){return this.nodes.maxOffset}clone(){const t=new Vh([...this.nodes].map(t=>t._clone(true)));const e=new tg(this.position,t,this.baseVersion);e.shouldReceiveAttributes=this.shouldReceiveAttributes;return e}getReversed(){const t=this.position.root.document.graveyard;const e=new qh(t,[0]);return new Zm(this.position,this.nodes.maxOffset,e,this.baseVersion+1)}_validate(){const t=this.position.parent;if(!t||t.maxOffset<this.position.offset){throw new ss["b"]("insert-operation-position-invalid: Insertion position is invalid.",this)}}_execute(){const t=this.nodes;this.nodes=new Vh([...t].map(t=>t._clone(true)));Fm(this.position,t)}toJSON(){const t=super.toJSON();t.position=this.position.toJSON();t.nodes=this.nodes.toJSON();return t}static get className(){return"InsertOperation"}static fromJSON(t,e){const i=[];for(const e of t.nodes){if(e.name){i.push(Fh.fromJSON(e))}else{i.push(Dh.fromJSON(e))}}const n=new tg(qh.fromJSON(t.position,e),i,t.baseVersion);n.shouldReceiveAttributes=t.shouldReceiveAttributes;return n}}class eg extends Dm{constructor(t,e,i,n,o,r){super(r);this.name=t;this.oldRange=e?e.clone():null;this.newRange=i?i.clone():null;this.affectsData=o;this._markers=n}get type(){return"marker"}clone(){return new eg(this.name,this.oldRange,this.newRange,this._markers,this.affectsData,this.baseVersion)}getReversed(){return new eg(this.name,this.newRange,this.oldRange,this._markers,this.affectsData,this.baseVersion+1)}_execute(){const t=this.newRange?"_set":"_remove";this._markers[t](this.name,this.newRange,true,this.affectsData)}toJSON(){const t=super.toJSON();if(this.oldRange){t.oldRange=this.oldRange.toJSON()}if(this.newRange){t.newRange=this.newRange.toJSON()}delete t._markers;return t}static get className(){return"MarkerOperation"}static fromJSON(t,e){return new eg(t.name,t.oldRange?$h.fromJSON(t.oldRange,e):null,t.newRange?$h.fromJSON(t.newRange,e):null,e.model.markers,t.affectsData,t.baseVersion)}}class ig extends Dm{constructor(t,e,i,n){super(n);this.position=t;this.position.stickiness="toNext";this.oldName=e;this.newName=i}get type(){return"rename"}clone(){return new ig(this.position.clone(),this.oldName,this.newName,this.baseVersion)}getReversed(){return new ig(this.position.clone(),this.newName,this.oldName,this.baseVersion+1)}_validate(){const t=this.position.nodeAfter;if(!(t instanceof Fh)){throw new ss["b"]("rename-operation-wrong-position: Given position is invalid or node after it is not an instance of Element.",this)}else if(t.name!==this.oldName){throw new ss["b"]("rename-operation-wrong-name: Element to change has different name than operation's old name.",this)}}_execute(){const t=this.position.nodeAfter;t.name=this.newName}toJSON(){const t=super.toJSON();t.position=this.position.toJSON();return t}static get className(){return"RenameOperation"}static fromJSON(t,e){return new ig(qh.fromJSON(t.position,e),t.oldName,t.newName,t.baseVersion)}}class ng extends Dm{constructor(t,e,i,n,o){super(o);this.root=t;this.key=e;this.oldValue=i;this.newValue=n}get type(){if(this.oldValue===null){return"addRootAttribute"}else if(this.newValue===null){return"removeRootAttribute"}else{return"changeRootAttribute"}}clone(){return new ng(this.root,this.key,this.oldValue,this.newValue,this.baseVersion)}getReversed(){return new ng(this.root,this.key,this.newValue,this.oldValue,this.baseVersion+1)}_validate(){if(this.root!=this.root.root||this.root.is("documentFragment")){throw new ss["b"]("rootattribute-operation-not-a-root: The element to change is not a root element.",this,{root:this.root,key:this.key})}if(this.oldValue!==null&&this.root.getAttribute(this.key)!==this.oldValue){throw new ss["b"]("rootattribute-operation-wrong-old-value: Changed node has different attribute value than operation's "+"old attribute value.",this,{root:this.root,key:this.key})}if(this.oldValue===null&&this.newValue!==null&&this.root.hasAttribute(this.key)){throw new ss["b"]("rootattribute-operation-attribute-exists: The attribute with given key already exists.",this,{root:this.root,key:this.key})}}_execute(){if(this.newValue!==null){this.root._setAttribute(this.key,this.newValue)}else{this.root._removeAttribute(this.key)}}toJSON(){const t=super.toJSON();t.root=this.root.toJSON();return t}static get className(){return"RootAttributeOperation"}static fromJSON(t,e){if(!e.getRoot(t.root)){throw new ss["b"]("rootattribute-operation-fromjson-no-root: Cannot create RootAttributeOperation. Root with specified name does not exist.",this,{rootName:t.root})}return new ng(e.getRoot(t.root),t.key,t.oldValue,t.newValue,t.baseVersion)}}class og extends Dm{constructor(t,e,i,n,o){super(o);this.sourcePosition=t.clone();this.sourcePosition.stickiness="toPrevious";this.howMany=e;this.targetPosition=i.clone();this.targetPosition.stickiness="toNext";this.graveyardPosition=n.clone()}get type(){return"merge"}get deletionPosition(){return new qh(this.sourcePosition.root,this.sourcePosition.path.slice(0,-1))}get movedRange(){const t=this.sourcePosition.getShiftedBy(Number.POSITIVE_INFINITY);return new $h(this.sourcePosition,t)}clone(){return new this.constructor(this.sourcePosition,this.howMany,this.targetPosition,this.graveyardPosition,this.baseVersion)}getReversed(){const t=this.targetPosition._getTransformedByMergeOperation(this);const e=this.sourcePosition.path.slice(0,-1);const i=new qh(this.sourcePosition.root,e)._getTransformedByMergeOperation(this);const n=new rg(t,this.howMany,this.graveyardPosition,this.baseVersion+1);n.insertionPosition=i;return n}_validate(){const t=this.sourcePosition.parent;const e=this.targetPosition.parent;if(!t.parent){throw new ss["b"]("merge-operation-source-position-invalid: Merge source position is invalid.",this)}else if(!e.parent){throw new ss["b"]("merge-operation-target-position-invalid: Merge target position is invalid.",this)}else if(this.howMany!=t.maxOffset){throw new ss["b"]("merge-operation-how-many-invalid: Merge operation specifies wrong number of nodes to move.",this)}}_execute(){const t=this.sourcePosition.parent;const e=$h._createIn(t);Wm(e,this.targetPosition);Wm($h._createOn(t),this.graveyardPosition)}toJSON(){const t=super.toJSON();t.sourcePosition=t.sourcePosition.toJSON();t.targetPosition=t.targetPosition.toJSON();t.graveyardPosition=t.graveyardPosition.toJSON();return t}static get className(){return"MergeOperation"}static fromJSON(t,e){const i=qh.fromJSON(t.sourcePosition,e);const n=qh.fromJSON(t.targetPosition,e);const o=qh.fromJSON(t.graveyardPosition,e);return new this(i,t.howMany,n,o,t.baseVersion)}}class rg extends Dm{constructor(t,e,i,n){super(n);this.splitPosition=t.clone();this.splitPosition.stickiness="toNext";this.howMany=e;this.insertionPosition=rg.getInsertionPosition(t);this.insertionPosition.stickiness="toNone";this.graveyardPosition=i?i.clone():null;if(this.graveyardPosition){this.graveyardPosition.stickiness="toNext"}}get type(){return"split"}get moveTargetPosition(){const t=this.insertionPosition.path.slice();t.push(0);return new qh(this.insertionPosition.root,t)}get movedRange(){const t=this.splitPosition.getShiftedBy(Number.POSITIVE_INFINITY);return new $h(this.splitPosition,t)}clone(){const t=new this.constructor(this.splitPosition,this.howMany,this.graveyardPosition,this.baseVersion);t.insertionPosition=this.insertionPosition;return t}getReversed(){const t=this.splitPosition.root.document.graveyard;const e=new qh(t,[0]);return new og(this.moveTargetPosition,this.howMany,this.splitPosition,e,this.baseVersion+1)}_validate(){const t=this.splitPosition.parent;const e=this.splitPosition.offset;if(!t||t.maxOffset<e){throw new ss["b"]("split-operation-position-invalid: Split position is invalid.",this)}else if(!t.parent){throw new ss["b"]("split-operation-split-in-root: Cannot split root element.",this)}else if(this.howMany!=t.maxOffset-this.splitPosition.offset){throw new ss["b"]("split-operation-how-many-invalid: Split operation specifies wrong number of nodes to move.",this)}else if(this.graveyardPosition&&!this.graveyardPosition.nodeAfter){throw new ss["b"]("split-operation-graveyard-position-invalid: Graveyard position invalid.",this)}}_execute(){const t=this.splitPosition.parent;if(this.graveyardPosition){Wm($h._createFromPositionAndShift(this.graveyardPosition,1),this.insertionPosition)}else{const e=t._clone();Fm(this.insertionPosition,e)}const e=new $h(qh._createAt(t,this.splitPosition.offset),qh._createAt(t,t.maxOffset));Wm(e,this.moveTargetPosition)}toJSON(){const t=super.toJSON();t.splitPosition=this.splitPosition.toJSON();t.insertionPosition=this.insertionPosition.toJSON();if(this.graveyardPosition){t.graveyardPosition=this.graveyardPosition.toJSON()}return t}static get className(){return"SplitOperation"}static getInsertionPosition(t){const e=t.path.slice(0,-1);e[e.length-1]++;return new qh(t.root,e)}static fromJSON(t,e){const i=qh.fromJSON(t.splitPosition,e);const n=qh.fromJSON(t.insertionPosition,e);const o=t.graveyardPosition?qh.fromJSON(t.graveyardPosition,e):null;const r=new this(i,t.howMany,o,t.baseVersion);r.insertionPosition=n;return r}}class sg extends Fh{constructor(t,e,i="main"){super(e);this._document=t;this.rootName=i}get document(){return this._document}is(t,e){const i=t.replace("model:","");if(!e){return i=="rootElement"||super.is(t)}else{return i=="rootElement"&&e==this.name||super.is(t,e)}}toJSON(){return this.rootName}}class ag{constructor(t,e){this.model=t;this.batch=e}createText(t,e){return new Dh(t,e)}createElement(t,e){return new Fh(t,e)}createDocumentFragment(){return new Bm}insert(t,e,i=0){this._assertWriterUsedCorrectly();if(t instanceof Dh&&t.data==""){return}const n=qh._createAt(e,i);if(t.parent){if(hg(t.root,n.root)){this.move($h._createOn(t),n);return}else{if(t.root.document){throw new ss["b"]("model-writer-insert-forbidden-move: "+"Cannot move a node from a document to a different tree. "+"It is forbidden to move a node that was already in a document outside of it.",this)}else{this.remove(t)}}}const o=n.root.document?n.root.document.version:null;const r=new tg(n,t,o);if(t instanceof Dh){r.shouldReceiveAttributes=true}this.batch.addOperation(r);this.model.applyOperation(r);if(t instanceof Bm){for(const[e,i]of t.markers){const t=qh._createAt(i.root,0);const o=new $h(i.start._getCombined(t,n),i.end._getCombined(t,n));const r={range:o,usingOperation:true,affectsData:true};if(this.model.markers.has(e)){this.updateMarker(e,r)}else{this.addMarker(e,r)}}}}insertText(t,e,i,n){if(e instanceof Bm||e instanceof Fh||e instanceof qh){this.insert(this.createText(t),e,i)}else{this.insert(this.createText(t,e),i,n)}}insertElement(t,e,i,n){if(e instanceof Bm||e instanceof Fh||e instanceof qh){this.insert(this.createElement(t),e,i)}else{this.insert(this.createElement(t,e),i,n)}}append(t,e){this.insert(t,e,"end")}appendText(t,e,i){if(e instanceof Bm||e instanceof Fh){this.insert(this.createText(t),e,"end")}else{this.insert(this.createText(t,e),i,"end")}}appendElement(t,e,i){if(e instanceof Bm||e instanceof Fh){this.insert(this.createElement(t),e,"end")}else{this.insert(this.createElement(t,e),i,"end")}}setAttribute(t,e,i){this._assertWriterUsedCorrectly();if(i instanceof $h){const n=i.getMinimalFlatRanges();for(const i of n){cg(this,t,e,i)}}else{lg(this,t,e,i)}}setAttributes(t,e){for(const[i,n]of Hs(t)){this.setAttribute(i,n,e)}}removeAttribute(t,e){this._assertWriterUsedCorrectly();if(e instanceof $h){const i=e.getMinimalFlatRanges();for(const e of i){cg(this,t,null,e)}}else{lg(this,t,null,e)}}clearAttributes(t){this._assertWriterUsedCorrectly();const e=t=>{for(const e of t.getAttributeKeys()){this.removeAttribute(e,t)}};if(!(t instanceof $h)){e(t)}else{for(const i of t.getItems()){e(i)}}}move(t,e,i){this._assertWriterUsedCorrectly();if(!(t instanceof $h)){throw new ss["b"]("writer-move-invalid-range: Invalid range to move.",this)}if(!t.isFlat){throw new ss["b"]("writer-move-range-not-flat: Range to move is not flat.",this)}const n=qh._createAt(e,i);if(n.isEqual(t.start)){return}this._addOperationForAffectedMarkers("move",t);if(!hg(t.root,n.root)){throw new ss["b"]("writer-move-different-document: Range is going to be moved between different documents.",this)}const o=t.root.document?t.root.document.version:null;const r=new Zm(t.start,t.end.offset-t.start.offset,n,o);this.batch.addOperation(r);this.model.applyOperation(r)}remove(t){this._assertWriterUsedCorrectly();const e=t instanceof $h?t:$h._createOn(t);const i=e.getMinimalFlatRanges().reverse();for(const t of i){this._addOperationForAffectedMarkers("move",t);ug(t.start,t.end.offset-t.start.offset,this.batch,this.model)}}merge(t){this._assertWriterUsedCorrectly();const e=t.nodeBefore;const i=t.nodeAfter;this._addOperationForAffectedMarkers("merge",t);if(!(e instanceof Fh)){throw new ss["b"]("writer-merge-no-element-before: Node before merge position must be an element.",this)}if(!(i instanceof Fh)){throw new ss["b"]("writer-merge-no-element-after: Node after merge position must be an element.",this)}if(!t.root.document){this._mergeDetached(t)}else{this._merge(t)}}createPositionFromPath(t,e,i){return this.model.createPositionFromPath(t,e,i)}createPositionAt(t,e){return this.model.createPositionAt(t,e)}createPositionAfter(t){return this.model.createPositionAfter(t)}createPositionBefore(t){return this.model.createPositionBefore(t)}createRange(t,e){return this.model.createRange(t,e)}createRangeIn(t){return this.model.createRangeIn(t)}createRangeOn(t){return this.model.createRangeOn(t)}createSelection(t,e,i){return this.model.createSelection(t,e,i)}_mergeDetached(t){const e=t.nodeBefore;const i=t.nodeAfter;this.move($h._createIn(i),qh._createAt(e,"end"));this.remove(i)}_merge(t){const e=qh._createAt(t.nodeBefore,"end");const i=qh._createAt(t.nodeAfter,0);const n=t.root.document.graveyard;const o=new qh(n,[0]);const r=t.root.document.version;const s=new og(i,t.nodeAfter.maxOffset,e,o,r);this.batch.addOperation(s);this.model.applyOperation(s)}rename(t,e){this._assertWriterUsedCorrectly();if(!(t instanceof Fh)){throw new ss["b"]("writer-rename-not-element-instance: Trying to rename an object which is not an instance of Element.",this)}const i=t.root.document?t.root.document.version:null;const n=new ig(qh._createBefore(t),t.name,e,i);this.batch.addOperation(n);this.model.applyOperation(n)}split(t,e){this._assertWriterUsedCorrectly();let i=t.parent;if(!i.parent){throw new ss["b"]("writer-split-element-no-parent: Element with no parent can not be split.",this)}if(!e){e=i.parent}if(!t.parent.getAncestors({includeSelf:true}).includes(e)){throw new ss["b"]("writer-split-invalid-limit-element: Limit element is not a position ancestor.",this)}let n,o;do{const e=i.root.document?i.root.document.version:null;const r=i.maxOffset-t.offset;const s=new rg(t,r,null,e);this.batch.addOperation(s);this.model.applyOperation(s);if(!n&&!o){n=i;o=t.parent.nextSibling}t=this.createPositionAfter(t.parent);i=t.parent}while(i!==e);return{position:t,range:new $h(qh._createAt(n,"end"),qh._createAt(o,0))}}wrap(t,e){this._assertWriterUsedCorrectly();if(!t.isFlat){throw new ss["b"]("writer-wrap-range-not-flat: Range to wrap is not flat.",this)}const i=e instanceof Fh?e:new Fh(e);if(i.childCount>0){throw new ss["b"]("writer-wrap-element-not-empty: Element to wrap with is not empty.",this)}if(i.parent!==null){throw new ss["b"]("writer-wrap-element-attached: Element to wrap with is already attached to tree model.",this)}this.insert(i,t.start);const n=new $h(t.start.getShiftedBy(1),t.end.getShiftedBy(1));this.move(n,qh._createAt(i,0))}unwrap(t){this._assertWriterUsedCorrectly();if(t.parent===null){throw new ss["b"]("writer-unwrap-element-no-parent: Trying to unwrap an element which has no parent.",this)}this.move($h._createIn(t),this.createPositionAfter(t));this.remove(t)}addMarker(t,e){this._assertWriterUsedCorrectly();if(!e||typeof e.usingOperation!="boolean"){throw new ss["b"]("writer-addMarker-no-usingOperation: The options.usingOperation parameter is required when adding a new marker.",this)}const i=e.usingOperation;const n=e.range;const o=e.affectsData===undefined?false:e.affectsData;if(this.model.markers.has(t)){throw new ss["b"]("writer-addMarker-marker-exists: Marker with provided name already exists.",this)}if(!n){throw new ss["b"]("writer-addMarker-no-range: Range parameter is required when adding a new marker.",this)}if(!i){return this.model.markers._set(t,n,i,o)}dg(this,t,null,n,o);return this.model.markers.get(t)}updateMarker(t,e){this._assertWriterUsedCorrectly();const i=typeof t=="string"?t:t.name;const n=this.model.markers.get(i);if(!n){throw new ss["b"]("writer-updateMarker-marker-not-exists: Marker with provided name does not exists.",this)}if(!e){this.model.markers._refresh(n);return}const o=typeof e.usingOperation=="boolean";const r=typeof e.affectsData=="boolean";const s=r?e.affectsData:n.affectsData;if(!o&&!e.range&&!r){throw new ss["b"]("writer-updateMarker-wrong-options: One of the options is required - provide range, usingOperations or affectsData.",this)}const a=n.getRange();const c=e.range?e.range:a;if(o&&e.usingOperation!==n.managedUsingOperations){if(e.usingOperation){dg(this,i,null,c,s)}else{dg(this,i,a,null,s);this.model.markers._set(i,c,undefined,s)}return}if(n.managedUsingOperations){dg(this,i,a,c,s)}else{this.model.markers._set(i,c,undefined,s)}}removeMarker(t){this._assertWriterUsedCorrectly();const e=typeof t=="string"?t:t.name;if(!this.model.markers.has(e)){throw new ss["b"]("writer-removeMarker-no-marker: Trying to remove marker which does not exist.",this)}const i=this.model.markers.get(e);if(!i.managedUsingOperations){this.model.markers._remove(e);return}const n=i.getRange();dg(this,e,n,null,i.affectsData)}setSelection(t,e,i){this._assertWriterUsedCorrectly();this.model.document.selection._setTo(t,e,i)}setSelectionFocus(t,e){this._assertWriterUsedCorrectly();this.model.document.selection._setFocus(t,e)}setSelectionAttribute(t,e){this._assertWriterUsedCorrectly();if(typeof t==="string"){this._setSelectionAttribute(t,e)}else{for(const[e,i]of Hs(t)){this._setSelectionAttribute(e,i)}}}removeSelectionAttribute(t){this._assertWriterUsedCorrectly();if(typeof t==="string"){this._removeSelectionAttribute(t)}else{for(const e of t){this._removeSelectionAttribute(e)}}}overrideSelectionGravity(){return this.model.document.selection._overrideGravity()}restoreSelectionGravity(t){this.model.document.selection._restoreGravity(t)}_setSelectionAttribute(t,e){const i=this.model.document.selection;if(i.isCollapsed&&i.anchor.parent.isEmpty){const n=df._getStoreAttributeKey(t);this.setAttribute(n,e,i.anchor.parent)}i._setAttribute(t,e)}_removeSelectionAttribute(t){const e=this.model.document.selection;if(e.isCollapsed&&e.anchor.parent.isEmpty){const i=df._getStoreAttributeKey(t);this.removeAttribute(i,e.anchor.parent)}e._removeAttribute(t)}_assertWriterUsedCorrectly(){if(this.model._currentWriter!==this){throw new ss["b"]("writer-incorrect-use: Trying to use a writer outside the change() block.",this)}}_addOperationForAffectedMarkers(t,e){for(const i of this.model.markers){if(!i.managedUsingOperations){continue}const n=i.getRange();let o=false;if(t=="move"){o=e.containsPosition(n.start)||e.start.isEqual(n.start)||e.containsPosition(n.end)||e.end.isEqual(n.end)}else{const t=e.nodeBefore;const i=e.nodeAfter;const r=n.start.parent==t&&n.start.isAtEnd;const s=n.end.parent==i&&n.end.offset==0;const a=n.end.nodeAfter==i;const c=n.start.nodeAfter==i;o=r||s||a||c}if(o){this.updateMarker(i.name,{range:n})}}}}function cg(t,e,i,n){const o=t.model;const r=o.document;let s=n.start;let a;let c;let l;for(const t of n.getWalker({shallow:true})){l=t.item.getAttribute(e);if(a&&c!=l){if(c!=i){d()}s=a}a=t.nextPosition;c=l}if(a instanceof qh&&a!=s&&c!=i){d()}function d(){const n=new $h(s,a);const l=n.root.document?r.version:null;const d=new Qm(n,e,c,i,l);t.batch.addOperation(d);o.applyOperation(d)}}function lg(t,e,i,n){const o=t.model;const r=o.document;const s=n.getAttribute(e);let a,c;if(s!=i){const l=n.root===n;if(l){const t=n.document?r.version:null;c=new ng(n,e,s,i,t)}else{a=new $h(qh._createBefore(n),t.createPositionAfter(n));const o=a.root.document?r.version:null;c=new Qm(a,e,s,i,o)}t.batch.addOperation(c);o.applyOperation(c)}}function dg(t,e,i,n,o){const r=t.model;const s=r.document;const a=new eg(e,i,n,r.markers,o,s.version);t.batch.addOperation(a);r.applyOperation(a)}function ug(t,e,i,n){let o;if(t.root.document){const i=n.document;const r=new qh(i.graveyard,[0]);o=new Zm(t,e,r,i.version)}else{o=new Km(t,e)}i.addOperation(o);n.applyOperation(o)}function hg(t,e){if(t===e){return true}if(t instanceof sg&&e instanceof sg){return true}return false}class fg{constructor(t){this._markerCollection=t;this._changesInElement=new Map;this._elementSnapshots=new Map;this._changedMarkers=new Map;this._changeCount=0;this._cachedChanges=null;this._cachedChangesWithGraveyard=null}get isEmpty(){return this._changesInElement.size==0&&this._changedMarkers.size==0}refreshItem(t){if(this._isInInsertedElement(t.parent)){return}this._markRemove(t.parent,t.startOffset,t.offsetSize);this._markInsert(t.parent,t.startOffset,t.offsetSize);const e=$h._createOn(t);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getRange();this.bufferMarkerChange(t.name,e,e,t.affectsData)}this._cachedChanges=null}bufferOperation(t){switch(t.type){case"insert":{if(this._isInInsertedElement(t.position.parent)){return}this._markInsert(t.position.parent,t.position.offset,t.nodes.maxOffset);break}case"addAttribute":case"removeAttribute":case"changeAttribute":{for(const e of t.range.getItems({shallow:true})){if(this._isInInsertedElement(e.parent)){continue}this._markAttribute(e)}break}case"remove":case"move":case"reinsert":{if(t.sourcePosition.isEqual(t.targetPosition)||t.sourcePosition.getShiftedBy(t.howMany).isEqual(t.targetPosition)){return}const e=this._isInInsertedElement(t.sourcePosition.parent);const i=this._isInInsertedElement(t.targetPosition.parent);if(!e){this._markRemove(t.sourcePosition.parent,t.sourcePosition.offset,t.howMany)}if(!i){this._markInsert(t.targetPosition.parent,t.getMovedRangeStart().offset,t.howMany)}break}case"rename":{if(this._isInInsertedElement(t.position.parent)){return}this._markRemove(t.position.parent,t.position.offset,1);this._markInsert(t.position.parent,t.position.offset,1);const e=$h._createFromPositionAndShift(t.position,1);for(const t of this._markerCollection.getMarkersIntersectingRange(e)){const e=t.getRange();this.bufferMarkerChange(t.name,e,e,t.affectsData)}break}case"split":{const e=t.splitPosition.parent;if(!this._isInInsertedElement(e)){this._markRemove(e,t.splitPosition.offset,t.howMany)}if(!this._isInInsertedElement(t.insertionPosition.parent)){this._markInsert(t.insertionPosition.parent,t.insertionPosition.offset,1)}if(t.graveyardPosition){this._markRemove(t.graveyardPosition.parent,t.graveyardPosition.offset,1)}break}case"merge":{const e=t.sourcePosition.parent;if(!this._isInInsertedElement(e.parent)){this._markRemove(e.parent,e.startOffset,1)}const i=t.graveyardPosition.parent;this._markInsert(i,t.graveyardPosition.offset,1);const n=t.targetPosition.parent;if(!this._isInInsertedElement(n)){this._markInsert(n,t.targetPosition.offset,e.maxOffset)}break}}this._cachedChanges=null}bufferMarkerChange(t,e,i,n){const o=this._changedMarkers.get(t);if(!o){this._changedMarkers.set(t,{oldRange:e,newRange:i,affectsData:n})}else{o.newRange=i;o.affectsData=n;if(o.oldRange==null&&o.newRange==null){this._changedMarkers.delete(t)}}}getMarkersToRemove(){const t=[];for(const[e,i]of this._changedMarkers){if(i.oldRange!=null){t.push({name:e,range:i.oldRange})}}return t}getMarkersToAdd(){const t=[];for(const[e,i]of this._changedMarkers){if(i.newRange!=null){t.push({name:e,range:i.newRange})}}return t}getChangedMarkers(){return Array.from(this._changedMarkers).map(t=>({name:t[0],data:{oldRange:t[1].oldRange,newRange:t[1].newRange}}))}hasDataChanges(){for(const[,t]of this._changedMarkers){if(t.affectsData){return true}}return this._changesInElement.size>0}getChanges(t={includeChangesInGraveyard:false}){if(this._cachedChanges){if(t.includeChangesInGraveyard){return this._cachedChangesWithGraveyard.slice()}else{return this._cachedChanges.slice()}}const e=[];for(const t of this._changesInElement.keys()){const i=this._changesInElement.get(t).sort((t,e)=>{if(t.offset===e.offset){if(t.type!=e.type){return t.type=="remove"?-1:1}return 0}return t.offset<e.offset?-1:1});const n=this._elementSnapshots.get(t);const o=mg(t.getChildren());const r=gg(n.length,i);let s=0;let a=0;for(const i of r){if(i==="i"){e.push(this._getInsertDiff(t,s,o[s].name));s++}else if(i==="r"){e.push(this._getRemoveDiff(t,s,n[a].name));a++}else if(i==="a"){const i=o[s].attributes;const r=n[a].attributes;let c;if(o[s].name=="$text"){c=new $h(qh._createAt(t,s),qh._createAt(t,s+1))}else{const e=t.offsetToIndex(s);c=new $h(qh._createAt(t,s),qh._createAt(t.getChild(e),0))}e.push(...this._getAttributesDiff(c,r,i));s++;a++}else{s++;a++}}}e.sort((t,e)=>{if(t.position.root!=e.position.root){return t.position.root.rootName<e.position.root.rootName?-1:1}if(t.position.isEqual(e.position)){return t.changeCount-e.changeCount}return t.position.isBefore(e.position)?-1:1});for(let t=1;t<e.length;t++){const i=e[t-1];const n=e[t];const o=i.type=="remove"&&n.type=="remove"&&i.name=="$text"&&n.name=="$text"&&i.position.isEqual(n.position);const r=i.type=="insert"&&n.type=="insert"&&i.name=="$text"&&n.name=="$text"&&i.position.parent==n.position.parent&&i.position.offset+i.length==n.position.offset;const s=i.type=="attribute"&&n.type=="attribute"&&i.position.parent==n.position.parent&&i.range.isFlat&&n.range.isFlat&&i.position.offset+i.length==n.position.offset&&i.attributeKey==n.attributeKey&&i.attributeOldValue==n.attributeOldValue&&i.attributeNewValue==n.attributeNewValue;if(o||r||s){e[t-1].length++;if(s){e[t-1].range.end=e[t-1].range.end.getShiftedBy(1)}e.splice(t,1);t--}}for(const t of e){delete t.changeCount;if(t.type=="attribute"){delete t.position;delete t.length}}this._changeCount=0;this._cachedChangesWithGraveyard=e.slice();this._cachedChanges=e.slice().filter(pg);if(t.includeChangesInGraveyard){return this._cachedChangesWithGraveyard}else{return this._cachedChanges}}reset(){this._changesInElement.clear();this._elementSnapshots.clear();this._changedMarkers.clear();this._cachedChanges=null}_markInsert(t,e,i){const n={type:"insert",offset:e,howMany:i,count:this._changeCount++};this._markChange(t,n)}_markRemove(t,e,i){const n={type:"remove",offset:e,howMany:i,count:this._changeCount++};this._markChange(t,n);this._removeAllNestedChanges(t,e,i)}_markAttribute(t){const e={type:"attribute",offset:t.startOffset,howMany:t.offsetSize,count:this._changeCount++};this._markChange(t.parent,e)}_markChange(t,e){this._makeSnapshot(t);const i=this._getChangesForElement(t);this._handleChange(e,i);i.push(e);for(let t=0;t<i.length;t++){if(i[t].howMany<1){i.splice(t,1);t--}}}_getChangesForElement(t){let e;if(this._changesInElement.has(t)){e=this._changesInElement.get(t)}else{e=[];this._changesInElement.set(t,e)}return e}_makeSnapshot(t){if(!this._elementSnapshots.has(t)){this._elementSnapshots.set(t,mg(t.getChildren()))}}_handleChange(t,e){t.nodesToHandle=t.howMany;for(const i of e){const n=t.offset+t.howMany;const o=i.offset+i.howMany;if(t.type=="insert"){if(i.type=="insert"){if(t.offset<=i.offset){i.offset+=t.howMany}else if(t.offset<o){i.howMany+=t.nodesToHandle;t.nodesToHandle=0}}if(i.type=="remove"){if(t.offset<i.offset){i.offset+=t.howMany}}if(i.type=="attribute"){if(t.offset<=i.offset){i.offset+=t.howMany}else if(t.offset<o){const o=i.howMany;i.howMany=t.offset-i.offset;e.unshift({type:"attribute",offset:n,howMany:o-i.howMany,count:this._changeCount++})}}}if(t.type=="remove"){if(i.type=="insert"){if(n<=i.offset){i.offset-=t.howMany}else if(n<=o){if(t.offset<i.offset){const e=n-i.offset;i.offset=t.offset;i.howMany-=e;t.nodesToHandle-=e}else{i.howMany-=t.nodesToHandle;t.nodesToHandle=0}}else{if(t.offset<=i.offset){t.nodesToHandle-=i.howMany;i.howMany=0}else if(t.offset<o){const e=o-t.offset;i.howMany-=e;t.nodesToHandle-=e}}}if(i.type=="remove"){if(n<=i.offset){i.offset-=t.howMany}else if(t.offset<i.offset){t.nodesToHandle+=i.howMany;i.howMany=0}}if(i.type=="attribute"){if(n<=i.offset){i.offset-=t.howMany}else if(t.offset<i.offset){const e=n-i.offset;i.offset=t.offset;i.howMany-=e}else if(t.offset<o){if(n<=o){const n=i.howMany;i.howMany=t.offset-i.offset;const o=n-i.howMany-t.nodesToHandle;e.unshift({type:"attribute",offset:t.offset,howMany:o,count:this._changeCount++})}else{i.howMany-=o-t.offset}}}}if(t.type=="attribute"){if(i.type=="insert"){if(t.offset<i.offset&&n>i.offset){if(n>o){const t={type:"attribute",offset:o,howMany:n-o,count:this._changeCount++};this._handleChange(t,e);e.push(t)}t.nodesToHandle=i.offset-t.offset;t.howMany=t.nodesToHandle}else if(t.offset>=i.offset&&t.offset<o){if(n>o){t.nodesToHandle=n-o;t.offset=o}else{t.nodesToHandle=0}}}if(i.type=="remove"){if(t.offset<i.offset&&n>i.offset){const o={type:"attribute",offset:i.offset,howMany:n-i.offset,count:this._changeCount++};this._handleChange(o,e);e.push(o);t.nodesToHandle=i.offset-t.offset;t.howMany=t.nodesToHandle}}if(i.type=="attribute"){if(t.offset>=i.offset&&n<=o){t.nodesToHandle=0;t.howMany=0;t.offset=0}else if(t.offset<=i.offset&&n>=o){i.howMany=0}}}}t.howMany=t.nodesToHandle;delete t.nodesToHandle}_getInsertDiff(t,e,i){return{type:"insert",position:qh._createAt(t,e),name:i,length:1,changeCount:this._changeCount++}}_getRemoveDiff(t,e,i){return{type:"remove",position:qh._createAt(t,e),name:i,length:1,changeCount:this._changeCount++}}_getAttributesDiff(t,e,i){const n=[];i=new Map(i);for(const[o,r]of e){const e=i.has(o)?i.get(o):null;if(e!==r){n.push({type:"attribute",position:t.start,range:t.clone(),length:1,attributeKey:o,attributeOldValue:r,attributeNewValue:e,changeCount:this._changeCount++})}i.delete(o)}for(const[e,o]of i){n.push({type:"attribute",position:t.start,range:t.clone(),length:1,attributeKey:e,attributeOldValue:null,attributeNewValue:o,changeCount:this._changeCount++})}return n}_isInInsertedElement(t){const e=t.parent;if(!e){return false}const i=this._changesInElement.get(e);const n=t.startOffset;if(i){for(const t of i){if(t.type=="insert"&&n>=t.offset&&n<t.offset+t.howMany){return true}}}return this._isInInsertedElement(e)}_removeAllNestedChanges(t,e,i){const n=new $h(qh._createAt(t,e),qh._createAt(t,e+i));for(const t of n.getItems({shallow:true})){if(t.is("element")){this._elementSnapshots.delete(t);this._changesInElement.delete(t);this._removeAllNestedChanges(t,0,t.maxOffset)}}}}function mg(t){const e=[];for(const i of t){if(i.is("text")){for(let t=0;t<i.data.length;t++){e.push({name:"$text",attributes:new Map(i.getAttributes())})}}else{e.push({name:i.name,attributes:new Map(i.getAttributes())})}}return e}function gg(t,e){const i=[];let n=0;let o=0;for(const t of e){if(t.offset>n){for(let e=0;e<t.offset-n;e++){i.push("e")}o+=t.offset-n}if(t.type=="insert"){for(let e=0;e<t.howMany;e++){i.push("i")}n=t.offset+t.howMany}else if(t.type=="remove"){for(let e=0;e<t.howMany;e++){i.push("r")}n=t.offset;o+=t.howMany}else{i.push(..."a".repeat(t.howMany).split(""));n=t.offset+t.howMany;o+=t.howMany}}if(o<t){for(let e=0;e<t-o-n;e++){i.push("e")}}return i}function pg(t){const e=t.position&&t.position.root.rootName=="$graveyard";const i=t.range&&t.range.root.rootName=="$graveyard";return!e&&!i}class bg{constructor(){this._operations=[];this._undoPairs=new Map;this._undoneOperations=new Set}addOperation(t){if(this._operations.includes(t)){return}this._operations.push(t)}getOperations(t=0,e=Number.POSITIVE_INFINITY){if(t<0){return[]}return this._operations.slice(t,e)}getOperation(t){return this._operations[t]}setOperationAsUndone(t,e){this._undoPairs.set(e,t);this._undoneOperations.add(t)}isUndoingOperation(t){return this._undoPairs.has(t)}isUndoneOperation(t){return this._undoneOperations.has(t)}getUndoneOperation(t){return this._undoPairs.get(t)}}function wg(t){return!!t&&t.length==1&&/[\u0300-\u036f\u1ab0-\u1aff\u1dc0-\u1dff\u20d0-\u20ff\ufe20-\ufe2f]/.test(t)}function _g(t){return!!t&&t.length==1&&/[\ud800-\udbff]/.test(t)}function kg(t){return!!t&&t.length==1&&/[\udc00-\udfff]/.test(t)}function vg(t,e){return _g(t.charAt(e-1))&&kg(t.charAt(e))}function yg(t,e){return wg(t.charAt(e))}const xg="$graveyard";class Ag{constructor(t){this.model=t;this.version=0;this.history=new bg(this);this.selection=new df(this);this.roots=new ys({idProperty:"rootName"});this.differ=new fg(t.markers);this._postFixers=new Set;this._hasSelectionChangedFromTheLastChangeBlock=false;this.createRoot("$root",xg);this.listenTo(t,"applyOperation",(t,e)=>{const i=e[0];if(i.isDocumentOperation&&i.baseVersion!==this.version){throw new ss["b"]("model-document-applyOperation-wrong-version: Only operations with matching versions can be applied.",this,{operation:i})}},{priority:"highest"});this.listenTo(t,"applyOperation",(t,e)=>{const i=e[0];if(i.isDocumentOperation){this.differ.bufferOperation(i)}},{priority:"high"});this.listenTo(t,"applyOperation",(t,e)=>{const i=e[0];if(i.isDocumentOperation){this.version++;this.history.addOperation(i)}},{priority:"low"});this.listenTo(this.selection,"change",()=>{this._hasSelectionChangedFromTheLastChangeBlock=true});this.listenTo(t.markers,"update",(t,e,i,n)=>{this.differ.bufferMarkerChange(e.name,i,n,e.affectsData);if(i===null){e.on("change",(t,i)=>{this.differ.bufferMarkerChange(e.name,i,e.getRange(),e.affectsData)})}})}get graveyard(){return this.getRoot(xg)}createRoot(t="$root",e="main"){if(this.roots.get(e)){throw new ss["b"]("model-document-createRoot-name-exists: Root with specified name already exists.",this,{name:e})}const i=new sg(this,t,e);this.roots.add(i);return i}destroy(){this.selection.destroy();this.stopListening()}getRoot(t="main"){return this.roots.get(t)}getRootNames(){return Array.from(this.roots,t=>t.rootName).filter(t=>t!=xg)}registerPostFixer(t){this._postFixers.add(t)}toJSON(){const t=Rs(this);t.selection="[engine.model.DocumentSelection]";t.model="[engine.model.Model]";return t}_handleChangeBlock(t){if(this._hasDocumentChangedFromTheLastChangeBlock()){this._callPostFixers(t);this.selection.refresh();if(this.differ.hasDataChanges()){this.fire("change:data",t.batch)}else{this.fire("change",t.batch)}this.selection.refresh();this.differ.reset()}this._hasSelectionChangedFromTheLastChangeBlock=false}_hasDocumentChangedFromTheLastChangeBlock(){return!this.differ.isEmpty||this._hasSelectionChangedFromTheLastChangeBlock}_getDefaultRoot(){for(const t of this.roots){if(t!==this.graveyard){return t}}return this.graveyard}_getDefaultRange(){const t=this._getDefaultRoot();const e=this.model;const i=e.schema;const n=e.createPositionFromPath(t,[0]);const o=i.getNearestSelectionRange(n);return o||e.createRange(n)}_validateSelectionRange(t){return Cg(t.start)&&Cg(t.end)}_callPostFixers(t){let e=false;do{for(const i of this._postFixers){this.selection.refresh();e=i(t);if(e){break}}}while(e)}}vs(Ag,ds);function Cg(t){const e=t.textNode;if(e){const i=e.data;const n=t.offset-e.startOffset;return!vg(i,n)&&!yg(i,n)}return true}class Tg{constructor(){this._markers=new Map}[Symbol.iterator](){return this._markers.values()}has(t){return this._markers.has(t)}get(t){return this._markers.get(t)||null}_set(t,e,i=false,n=false){const o=t instanceof Eg?t.name:t;const r=this._markers.get(o);if(r){const t=r.getRange();let s=false;if(!t.isEqual(e)){r._attachLiveRange(rf.fromRange(e));s=true}if(i!=r.managedUsingOperations){r._managedUsingOperations=i;s=true}if(typeof n==="boolean"&&n!=r.affectsData){r._affectsData=n;s=true}if(s){this.fire("update:"+o,r,t,e)}return r}const s=rf.fromRange(e);const a=new Eg(o,s,i,n);this._markers.set(o,a);this.fire("update:"+o,a,null,e);return a}_remove(t){const e=t instanceof Eg?t.name:t;const i=this._markers.get(e);if(i){this._markers.delete(e);this.fire("update:"+e,i,i.getRange(),null);this._destroyMarker(i);return true}return false}_refresh(t){const e=t instanceof Eg?t.name:t;const i=this._markers.get(e);if(!i){throw new ss["b"]("markercollection-refresh-marker-not-exists: Marker with provided name does not exists.",this)}const n=i.getRange();this.fire("update:"+e,i,n,n,i.managedUsingOperations,i.affectsData)}*getMarkersAtPosition(t){for(const e of this){if(e.getRange().containsPosition(t)){yield e}}}*getMarkersIntersectingRange(t){for(const e of this){if(e.getRange().getIntersection(t)!==null){yield e}}}destroy(){for(const t of this._markers.values()){this._destroyMarker(t)}this._markers=null;this.stopListening()}*getMarkersGroup(t){for(const e of this._markers.values()){if(e.name.startsWith(t+":")){yield e}}}_destroyMarker(t){t.stopListening();t._detachLiveRange()}}vs(Tg,ds);class Eg{constructor(t,e,i,n){this.name=t;this._liveRange=this._attachLiveRange(e);this._managedUsingOperations=i;this._affectsData=n}get managedUsingOperations(){if(!this._liveRange){throw new ss["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._managedUsingOperations}get affectsData(){if(!this._liveRange){throw new ss["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._affectsData}getStart(){if(!this._liveRange){throw new ss["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._liveRange.start.clone()}getEnd(){if(!this._liveRange){throw new ss["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._liveRange.end.clone()}getRange(){if(!this._liveRange){throw new ss["b"]("marker-destroyed: Cannot use a destroyed marker instance.",this)}return this._liveRange.toRange()}is(t){return t=="marker"||t=="model:marker"}_attachLiveRange(t){if(this._liveRange){this._detachLiveRange()}t.delegate("change:range").to(this);t.delegate("change:content").to(this);this._liveRange=t;return t}_detachLiveRange(){this._liveRange.stopDelegating("change:range",this);this._liveRange.stopDelegating("change:content",this);this._liveRange.detach();this._liveRange=null}}vs(Eg,ds);class Mg extends Dm{get type(){return"noop"}clone(){return new Mg(this.baseVersion)}getReversed(){return new Mg(this.baseVersion+1)}_execute(){}static get className(){return"NoOperation"}}const Pg={};Pg[Qm.className]=Qm;Pg[tg.className]=tg;Pg[eg.className]=eg;Pg[Zm.className]=Zm;Pg[Mg.className]=Mg;Pg[Dm.className]=Dm;Pg[ig.className]=ig;Pg[ng.className]=ng;Pg[rg.className]=rg;Pg[og.className]=og;class Sg{static fromJSON(t,e){return Pg[t.__className].fromJSON(t,e)}}class Ig extends qh{constructor(t,e,i="toNone"){super(t,e,i);if(!this.root.is("rootElement")){throw new ss["b"]("model-liveposition-root-not-rootelement: LivePosition's root has to be an instance of RootElement.",t)}Ng.call(this)}detach(){this.stopListening()}is(t){return t=="livePosition"||t=="model:livePosition"||super.is(t)}toPosition(){return new qh(this.root,this.path.slice(),this.stickiness)}static fromPosition(t,e){return new this(t.root,t.path.slice(),e?e:t.stickiness)}}function Ng(){this.listenTo(this.root.document.model,"applyOperation",(t,e)=>{const i=e[0];if(!i.isDocumentOperation){return}Og.call(this,i)},{priority:"low"})}function Og(t){const e=this.getTransformedByOperation(t);if(!this.isEqual(e)){const t=this.toPosition();this.path=e.path;this.root=e.root;this.fire("change",t)}}vs(Ig,ds);function Lg(t,e,i,n){return t.change(o=>{let r;if(!i){r=t.document.selection}else if(i instanceof Kh||i instanceof df){r=i}else{r=o.createSelection(i,n)}if(!r.isCollapsed){t.deleteContent(r,{doNotAutoparagraph:true})}const s=new zg(t,o,r.anchor);let a;if(e.is("documentFragment")){a=e.getChildren()}else{a=[e]}s.handleNodes(a,{isFirst:true,isLast:true});const c=s.getSelectionRange();if(c){if(r instanceof df){o.setSelection(c)}else{r.setTo(c)}}else{}const l=s.getAffectedRange()||t.createRange(r.anchor);s.destroy();return l})}class zg{constructor(t,e,i){this.model=t;this.writer=e;this.position=i;this.canMergeWith=new Set([this.position.parent]);this.schema=t.schema;this._filterAttributesOf=[];this._affectedStart=null;this._affectedEnd=null}handleNodes(t,e){t=Array.from(t);for(let i=0;i<t.length;i++){const n=t[i];this._handleNode(n,{isFirst:i===0&&e.isFirst,isLast:i===t.length-1&&e.isLast})}this.schema.removeDisallowedAttributes(this._filterAttributesOf,this.writer);this._filterAttributesOf=[]}getSelectionRange(){if(this.nodeToSelect){return $h._createOn(this.nodeToSelect)}return this.model.schema.getNearestSelectionRange(this.position)}getAffectedRange(){if(!this._affectedStart){return null}return new $h(this._affectedStart,this._affectedEnd)}destroy(){if(this._affectedStart){this._affectedStart.detach()}if(this._affectedEnd){this._affectedEnd.detach()}}_handleNode(t,e){if(this.schema.isObject(t)){this._handleObject(t,e);return}const i=this._checkAndSplitToAllowedPosition(t,e);if(!i){this._handleDisallowedNode(t,e);return}this._insert(t);this._mergeSiblingsOf(t,e)}_handleObject(t,e){if(this._checkAndSplitToAllowedPosition(t)){this._insert(t)}else{this._tryAutoparagraphing(t,e)}}_handleDisallowedNode(t,e){if(t.is("element")){this.handleNodes(t.getChildren(),e)}else{this._tryAutoparagraphing(t,e)}}_insert(t){if(!this.schema.checkChild(this.position,t)){throw new ss["b"]("insertcontent-wrong-position: Given node cannot be inserted on the given position.",this,{node:t,position:this.position})}const e=Ig.fromPosition(this.position,"toNext");this._setAffectedBoundaries(this.position);this.writer.insert(t,this.position);this.position=e.toPosition();e.detach();if(this.schema.isObject(t)&&!this.schema.checkChild(this.position,"$text")){this.nodeToSelect=t}else{this.nodeToSelect=null}this._filterAttributesOf.push(t)}_setAffectedBoundaries(t){if(!this._affectedStart){this._affectedStart=Ig.fromPosition(t,"toPrevious")}if(!this._affectedEnd||this._affectedEnd.isBefore(t)){if(this._affectedEnd){this._affectedEnd.detach()}this._affectedEnd=Ig.fromPosition(t,"toNext")}}_mergeSiblingsOf(t,e){if(!(t instanceof Fh)){return}const i=this._canMergeLeft(t,e);const n=this._canMergeRight(t,e);const o=Ig._createBefore(t);o.stickiness="toNext";const r=Ig._createAfter(t);r.stickiness="toNext";if(i){const t=Ig.fromPosition(this.position);t.stickiness="toNext";if(this._affectedStart.isEqual(o)){this._affectedStart.detach();this._affectedStart=Ig._createAt(o.nodeBefore,"end","toPrevious")}this.writer.merge(o);if(o.isEqual(this._affectedEnd)&&e.isLast){this._affectedEnd.detach();this._affectedEnd=Ig._createAt(o.nodeBefore,"end","toNext")}this.position=t.toPosition();t.detach()}if(n){if(!this.position.isEqual(r)){throw new ss["b"]("insertcontent-invalid-insertion-position",this)}this.position=qh._createAt(r.nodeBefore,"end");const t=Ig.fromPosition(this.position,"toPrevious");if(this._affectedEnd.isEqual(r)){this._affectedEnd.detach();this._affectedEnd=Ig._createAt(r.nodeBefore,"end","toNext")}this.writer.merge(r);if(r.getShiftedBy(-1).isEqual(this._affectedStart)&&e.isFirst){this._affectedStart.detach();this._affectedStart=Ig._createAt(r.nodeBefore,0,"toPrevious")}this.position=t.toPosition();t.detach()}if(i||n){this._filterAttributesOf.push(this.position.parent)}o.detach();r.detach()}_canMergeLeft(t,e){const i=t.previousSibling;return e.isFirst&&i instanceof Fh&&this.canMergeWith.has(i)&&this.model.schema.checkMerge(i,t)}_canMergeRight(t,e){const i=t.nextSibling;return e.isLast&&i instanceof Fh&&this.canMergeWith.has(i)&&this.model.schema.checkMerge(t,i)}_tryAutoparagraphing(t,e){const i=this.writer.createElement("paragraph");if(this._getAllowedIn(i,this.position.parent)&&this.schema.checkChild(i,t)){i._appendChild(t);this._handleNode(i,e)}}_checkAndSplitToAllowedPosition(t){const e=this._getAllowedIn(t,this.position.parent);if(!e){return false}while(e!=this.position.parent){if(this.schema.isLimit(this.position.parent)){return false}if(this.position.isAtStart){const t=this.position.parent;this.position=this.writer.createPositionBefore(t);if(t.isEmpty&&t.parent===e){this.writer.remove(t)}}else if(this.position.isAtEnd){this.position=this.writer.createPositionAfter(this.position.parent)}else{const t=this.writer.createPositionAfter(this.position.parent);this._setAffectedBoundaries(this.position);this.writer.split(this.position);this.position=t;this.canMergeWith.add(this.position.nodeAfter)}}return true}_getAllowedIn(t,e){if(this.schema.checkChild(e,t)){return e}if(e.parent){return this._getAllowedIn(t,e.parent)}return null}}function Rg(t,e,i={}){if(e.isCollapsed){return}const n=e.getFirstRange();if(n.root.rootName=="$graveyard"){return}const o=t.schema;t.change(t=>{if(!i.doNotResetEntireContent&&Hg(o,e)){Fg(t,e,o);return}const r=n.start;const s=Ig.fromPosition(n.end,"toNext");if(!n.start.isTouching(n.end)){t.remove(n)}if(!i.leaveUnmerged){jg(t,r,s);o.removeDisallowedAttributes(r.parent.getChildren(),t)}Wg(t,e,r);if(!i.doNotAutoparagraph&&Dg(o,r)){Vg(t,r,e)}s.detach()})}function jg(t,e,i){const n=e.parent;const o=i.parent;if(n==o){return}if(t.model.schema.isLimit(n)||t.model.schema.isLimit(o)){return}if(!Bg(e,i,t.model.schema)){return}e=t.createPositionAfter(n);i=t.createPositionBefore(o);if(!i.isEqual(e)){t.insert(o,e)}t.merge(e);while(i.parent.isEmpty){const e=i.parent;i=t.createPositionBefore(e);t.remove(e)}jg(t,e,i)}function Dg(t,e){const i=t.checkChild(e,"$text");const n=t.checkChild(e,"paragraph");return!i&&n}function Bg(t,e,i){const n=new $h(t,e);for(const t of n.getWalker()){if(i.isLimit(t.item)){return false}}return true}function Vg(t,e,i){const n=t.createElement("paragraph");t.insert(n,e);Wg(t,i,t.createPositionAt(n,0))}function Fg(t,e){const i=t.model.schema.getLimitElement(e);t.remove(t.createRangeIn(i));Vg(t,t.createPositionAt(i,0),e)}function Hg(t,e){const i=t.getLimitElement(e);if(!e.containsEntireContent(i)){return false}const n=e.getFirstRange();if(n.start.parent==n.end.parent){return false}return t.checkChild(i,"paragraph")}function Wg(t,e,i){if(e instanceof df){t.setSelection(i)}else{e.setTo(i)}}const Ug=' ,.?!:;"-()';function qg(t,e,i={}){const n=t.schema;const o=i.direction!="backward";const r=i.unit?i.unit:"character";const s=e.focus;const a=new Wh({boundaries:Jg(s,o),singleCharacters:true,direction:o?"forward":"backward"});const c={walker:a,schema:n,isForward:o,unit:r};let l;while(l=a.next()){if(l.done){return}const i=$g(c,l.value);if(i){if(e instanceof df){t.change(t=>{t.setSelectionFocus(i)})}else{e.setFocus(i)}return}}}function $g(t,e){if(e.type=="text"){if(t.unit==="word"){return Gg(t.walker,t.isForward)}return Yg(t.walker,t.unit,t.isForward)}if(e.type==(t.isForward?"elementStart":"elementEnd")){if(t.schema.isObject(e.item)){return qh._createAt(e.item,t.isForward?"after":"before")}if(t.schema.checkChild(e.nextPosition,"$text")){return e.nextPosition}}else{if(t.schema.isLimit(e.item)){t.walker.skip(()=>true);return}if(t.schema.checkChild(e.nextPosition,"$text")){return e.nextPosition}}}function Yg(t,e){const i=t.position.textNode;if(i){const n=i.data;let o=t.position.offset-i.startOffset;while(vg(n,o)||e=="character"&&yg(n,o)){t.next();o=t.position.offset-i.startOffset}}return t.position}function Gg(t,e){let i=t.position.textNode;if(i){let n=t.position.offset-i.startOffset;while(!Xg(i.data,n,e)&&!Qg(i,n,e)){t.next();const o=e?t.position.nodeAfter:t.position.nodeBefore;if(o&&o.is("text")){const n=o.data.charAt(e?0:o.data.length-1);if(!Ug.includes(n)){t.next();i=t.position.textNode}}n=t.position.offset-i.startOffset}}return t.position}function Jg(t,e){const i=t.root;const n=qh._createAt(i,e?"end":0);if(e){return new $h(t,n)}else{return new $h(n,t)}}function Xg(t,e,i){const n=e+(i?0:-1);return Ug.includes(t.charAt(n))}function Qg(t,e,i){return e===(i?t.endOffset:0)}function Kg(t,e){return t.change(t=>{const i=t.createDocumentFragment();const n=e.getFirstRange();if(!n||n.isCollapsed){return i}const o=n.start.root;const r=n.start.getCommonPath(n.end);const s=o.getNodeByPath(r);let a;if(n.start.parent==n.end.parent){a=n}else{a=t.createRange(t.createPositionAt(s,n.start.path[r.length]),t.createPositionAt(s,n.end.path[r.length]+1))}const c=a.end.offset-a.start.offset;for(const e of a.getItems({shallow:true})){if(e.is("textProxy")){t.appendText(e.data,e.getAttributes(),i)}else{t.append(e._clone(true),i)}}if(a!=n){const e=n._getTransformedByMove(a.start,t.createPositionAt(i,0),c)[0];const o=t.createRange(t.createPositionAt(i,0),e.start);const r=t.createRange(e.end,t.createPositionAt(i,"end"));Zg(r,t);Zg(o,t)}return i})}function Zg(t,e){const i=[];Array.from(t.getItems({direction:"backward"})).map(t=>e.createRangeOn(t)).filter(e=>{const i=(e.start.isAfter(t.start)||e.start.isEqual(t.start))&&(e.end.isBefore(t.end)||e.end.isEqual(t.end));return i}).forEach(t=>{i.push(t.start.parent);e.remove(t)});i.forEach(t=>{let i=t;while(i.parent&&i.isEmpty){const t=e.createRangeOn(i);i=i.parent;e.remove(t)}})}function tp(t){t.document.registerPostFixer(e=>ep(e,t))}function ep(t,e){const i=e.document.selection;const n=e.schema;const o=[];let r=false;for(const t of i.getRanges()){const e=ip(t,n);if(e){o.push(e);r=true}else{o.push(t)}}if(r){t.setSelection(ap(o),{backward:i.isBackward})}}function ip(t,e){if(t.isCollapsed){return np(t,e)}return op(t,e)}function np(t,e){const i=t.start;const n=e.getNearestSelectionRange(i);if(!n){return null}if(!n.isCollapsed){return n}const o=n.start;if(i.isEqual(o)){return null}return new $h(o)}function op(t,e){const i=t.start;const n=t.end;const o=e.checkChild(i,"$text");const r=e.checkChild(n,"$text");const s=e.getLimitElement(i);const a=e.getLimitElement(n);if(s===a){if(o&&r){return null}if(sp(i,n,e)){const t=i.nodeAfter&&e.isObject(i.nodeAfter);const o=t?null:e.getNearestSelectionRange(i,"forward");const r=n.nodeBefore&&e.isObject(n.nodeBefore);const s=r?null:e.getNearestSelectionRange(n,"backward");const a=o?o.start:i;const c=s?s.start:n;return new $h(a,c)}}const c=s&&!s.is("rootElement");const l=a&&!a.is("rootElement");if(c||l){const t=i.nodeAfter&&n.nodeBefore&&i.nodeAfter.parent===n.nodeBefore.parent;const o=c&&(!t||!cp(i.nodeAfter,e));const r=l&&(!t||!cp(n.nodeBefore,e));let d=i;let u=n;if(o){d=qh._createBefore(rp(s,e))}if(r){u=qh._createAfter(rp(a,e))}return new $h(d,u)}return null}function rp(t,e){let i=t;let n=i;while(e.isLimit(n)&&n.parent){i=n;n=n.parent}return i}function sp(t,e,i){const n=t.nodeAfter&&!i.isLimit(t.nodeAfter)||i.checkChild(t,"$text");const o=e.nodeBefore&&!i.isLimit(e.nodeBefore)||i.checkChild(e,"$text");return n||o}function ap(t){const e=[];e.push(t.shift());for(const i of t){const t=e.pop();if(i.isIntersecting(t)){const n=t.start.isAfter(i.start)?i.start:t.start;const o=t.end.isAfter(i.end)?t.end:i.end;const r=new $h(n,o);e.push(r)}else{e.push(t);e.push(i)}}return e}function cp(t,e){return t&&e.isObject(t)}class lp{constructor(){this.markers=new Tg;this.document=new Ag(this);this.schema=new um;this._pendingChanges=[];this._currentWriter=null;["insertContent","deleteContent","modifySelection","getSelectedContent","applyOperation"].forEach(t=>this.decorate(t));this.on("applyOperation",(t,e)=>{const i=e[0];i._validate()},{priority:"highest"});this.schema.register("$root",{isLimit:true});this.schema.register("$block",{allowIn:"$root",isBlock:true});this.schema.register("$text",{allowIn:"$block",isInline:true});this.schema.register("$clipboardHolder",{allowContentOf:"$root",isLimit:true});this.schema.extend("$text",{allowIn:"$clipboardHolder"});this.schema.register("$marker");this.schema.addChildCheck((t,e)=>{if(e.name==="$marker"){return true}});tp(this)}change(t){try{if(this._pendingChanges.length===0){this._pendingChanges.push({batch:new jm,callback:t});return this._runPendingChanges()[0]}else{return t(this._currentWriter)}}catch(t){ss["b"].rethrowUnexpectedError(t,this)}}enqueueChange(t,e){try{if(typeof t==="string"){t=new jm(t)}else if(typeof t=="function"){e=t;t=new jm}this._pendingChanges.push({batch:t,callback:e});if(this._pendingChanges.length==1){this._runPendingChanges()}}catch(t){ss["b"].rethrowUnexpectedError(t,this)}}applyOperation(t){t._execute()}insertContent(t,e,i){return Lg(this,t,e,i)}deleteContent(t,e){Rg(this,t,e)}modifySelection(t,e){qg(this,t,e)}getSelectedContent(t){return Kg(this,t)}hasContent(t,e){const i=t instanceof Fh?$h._createIn(t):t;if(i.isCollapsed){return false}for(const t of this.markers.getMarkersIntersectingRange(i)){if(t.affectsData){return true}}const{ignoreWhitespaces:n=false}=e||{};for(const t of i.getItems()){if(t.is("textProxy")){if(!n){return true}else if(t.data.search(/\S/)!==-1){return true}}else if(this.schema.isObject(t)){return true}}return false}createPositionFromPath(t,e,i){return new qh(t,e,i)}createPositionAt(t,e){return qh._createAt(t,e)}createPositionAfter(t){return qh._createAfter(t)}createPositionBefore(t){return qh._createBefore(t)}createRange(t,e){return new $h(t,e)}createRangeIn(t){return $h._createIn(t)}createRangeOn(t){return $h._createOn(t)}createSelection(t,e,i){return new Kh(t,e,i)}createBatch(t){return new jm(t)}createOperationFromJSON(t){return Sg.fromJSON(t,this.document)}destroy(){this.document.destroy();this.stopListening()}_runPendingChanges(){const t=[];this.fire("_beforeChanges");while(this._pendingChanges.length){const e=this._pendingChanges[0].batch;this._currentWriter=new ag(this,e);const i=this._pendingChanges[0].callback(this._currentWriter);t.push(i);this.document._handleChangeBlock(this._currentWriter);this._pendingChanges.shift();this._currentWriter=null}this.fire("_afterChanges");return t}}vs(lp,Jc);class dp{constructor(){this._listener=Object.create(Ud)}listenTo(t){this._listener.listenTo(t,"keydown",(t,e)=>{this._listener.fire("_keydown:"+zl(e),e)})}set(t,e,i={}){const n=Rl(t);const o=i.priority;this._listener.listenTo(this._listener,"_keydown:"+n,(t,i)=>{e(i,()=>{i.preventDefault();i.stopPropagation();t.stop()});t.return=true},{priority:o})}press(t){return!!this._listener.fire("_keydown:"+zl(t),t)}destroy(){this._listener.stopListening()}}class up extends dp{constructor(t){super();this.editor=t}set(t,e,i={}){if(typeof e=="string"){const t=e;e=(e,i)=>{this.editor.execute(t);i()}}super.set(t,e,i)}}class hp{constructor(t={}){this._context=t.context||new Ns({language:t.language});this._context._addEditor(this,!t.context);const e=Array.from(this.constructor.builtinPlugins||[]);this.config=new Jr(t,this.constructor.defaultConfig);this.config.define("plugins",e);this.config.define(this._context._getEditorConfig());this.plugins=new xs(this,e,this._context.plugins);this.locale=this._context.locale;this.t=this.locale.t;this.commands=new cm;this.set("state","initializing");this.once("ready",()=>this.state="ready",{priority:"high"});this.once("destroy",()=>this.state="destroyed",{priority:"high"});this.set("isReadOnly",false);this.model=new lp;const i=new Oc;this.data=new Nm(this.model,i);this.editing=new am(this.model,i);this.editing.view.document.bind("isReadOnly").to(this);this.conversion=new Lm([this.editing.downcastDispatcher,this.data.downcastDispatcher],this.data.upcastDispatcher);this.conversion.addAlias("dataDowncast",this.data.downcastDispatcher);this.conversion.addAlias("editingDowncast",this.editing.downcastDispatcher);this.keystrokes=new up(this);this.keystrokes.listenTo(this.editing.view.document)}initPlugins(){const t=this.config;const e=t.get("plugins");const i=t.get("removePlugins")||[];const n=t.get("extraPlugins")||[];return this.plugins.init(e.concat(n),i)}destroy(){let t=Promise.resolve();if(this.state=="initializing"){t=new Promise(t=>this.once("ready",t))}return t.then(()=>{this.fire("destroy");this.stopListening();this.commands.destroy()}).then(()=>this.plugins.destroy()).then(()=>{this.model.destroy();this.data.destroy();this.editing.destroy();this.keystrokes.destroy()}).then(()=>this._context._removeEditor(this))}execute(...t){try{this.commands.execute(...t)}catch(t){ss["b"].rethrowUnexpectedError(t,this)}}}vs(hp,Jc);const fp={setData(t){this.data.set(t)},getData(t){return this.data.get(t)}};var mp=fp;function gp(t,e){if(t instanceof HTMLTextAreaElement){t.value=e}t.innerHTML=e}const pp={updateSourceElement(){if(!this.sourceElement){throw new ss["b"]("editor-missing-sourceelement: Cannot update the source element of a detached editor.",this)}gp(this.sourceElement,this.data.get())}};var bp=pp;function wp(t){if(!mt(t.updateSourceElement)){throw new ss["b"]("attachtoform-missing-elementapi-interface: Editor passed to attachToForm() must implement ElementApi.",t)}const e=t.sourceElement;if(e&&e.tagName.toLowerCase()==="textarea"&&e.form){let i;const n=e.form;const o=()=>t.updateSourceElement();if(mt(n.submit)){i=n.submit;n.submit=()=>{o();i.apply(n)}}n.addEventListener("submit",o);t.on("destroy",()=>{n.removeEventListener("submit",o);if(i){n.submit=i}})}}class _p{getHtml(t){const e=document.implementation.createHTMLDocument("");const i=e.createElement("div");i.appendChild(t);return i.innerHTML}}class kp{constructor(t){this._domParser=new DOMParser;this._domConverter=new jd(t,{blockFillerMode:"nbsp"});this._htmlWriter=new _p}toData(t){const e=this._domConverter.viewToDom(t,document);return this._htmlWriter.getHtml(e)}toView(t){const e=this._toDom(t);return this._domConverter.domToView(e)}_toDom(t){const e=this._domParser.parseFromString(t,"text/html");const i=e.createDocumentFragment();const n=e.body.childNodes;while(n.length>0){i.appendChild(n[0])}return i}}class vp{constructor(t){this.editor=t;this._components=new Map}*names(){for(const t of this._components.values()){yield t.originalName}}add(t,e){if(this.has(t)){throw new ss["b"]("componentfactory-item-exists: The item already exists in the component factory.",this,{name:t})}this._components.set(yp(t),{callback:e,originalName:t})}create(t){if(!this.has(t)){throw new ss["b"]("componentfactory-item-missing: The required component is not registered in the factory.",this,{name:t})}return this._components.get(yp(t)).callback(this.editor.locale)}has(t){return this._components.has(yp(t))}}function yp(t){return String(t).toLowerCase()}class xp{constructor(){this.set("isFocused",false);this.set("focusedElement",null);this._elements=new Set;this._nextEventLoopTimeout=null}add(t){if(this._elements.has(t)){throw new ss["b"]("focusTracker-add-element-already-exist",this)}this.listenTo(t,"focus",()=>this._focus(t),{useCapture:true});this.listenTo(t,"blur",()=>this._blur(),{useCapture:true});this._elements.add(t)}remove(t){if(t===this.focusedElement){this._blur(t)}if(this._elements.has(t)){this.stopListening(t);this._elements.delete(t)}}destroy(){this.stopListening()}_focus(t){clearTimeout(this._nextEventLoopTimeout);this.focusedElement=t;this.isFocused=true}_blur(){clearTimeout(this._nextEventLoopTimeout);this._nextEventLoopTimeout=setTimeout(()=>{this.focusedElement=null;this.isFocused=false},0)}}vs(xp,Ud);vs(xp,Jc);class Ap{constructor(t){this.editor=t;this.componentFactory=new vp(t);this.focusTracker=new xp;this._editableElementsMap=new Map;this.listenTo(t.editing.view.document,"layoutChanged",()=>this.update())}get element(){return null}update(){this.fire("update")}destroy(){this.stopListening();this.focusTracker.destroy();for(const t of this._editableElementsMap.values()){t.ckeditorInstance=null}this._editableElementsMap=new Map}setEditableElement(t,e){this._editableElementsMap.set(t,e);if(!e.ckeditorInstance){e.ckeditorInstance=this.editor}}getEditableElement(t="main"){return this._editableElementsMap.get(t)}getEditableElementsNames(){return this._editableElementsMap.keys()}get _editableElements(){console.warn("editor-ui-deprecated-editable-elements: "+"The EditorUI#_editableElements property has been deprecated and will be removed in the near future.",{editorUI:this});return this._editableElementsMap}}vs(Ap,ds);function Cp({origin:t,originKeystrokeHandler:e,originFocusTracker:i,toolbar:n,beforeFocus:o,afterBlur:r}){i.add(n.element);e.set("Alt+F10",(t,e)=>{if(i.isFocused&&!n.focusTracker.isFocused){if(o){o()}n.focus();e()}});n.keystrokes.set("Esc",(e,i)=>{if(n.focusTracker.isFocused){t.focus();if(r){r()}i()}})}function Tp(t){if(Array.isArray(t)){return{items:t}}if(!t){return{items:[]}}return Object.assign({items:[]},t)}var Ep=i(17);const Mp=new WeakMap;function Pp(t){const{view:e,element:i,text:n,isDirectHost:o=true}=t;const r=e.document;if(!Mp.has(r)){Mp.set(r,new Map);r.registerPostFixer(t=>Lp(r,t))}Mp.get(r).set(i,{text:n,isDirectHost:o});e.change(t=>Lp(r,t))}function Sp(t,e){const i=e.document;t.change(t=>{if(!Mp.has(i)){return}const n=Mp.get(i);const o=n.get(e);t.removeAttribute("data-placeholder",o.hostElement);Np(t,o.hostElement);n.delete(e)})}function Ip(t,e){if(!e.hasClass("ck-placeholder")){t.addClass("ck-placeholder",e);return true}return false}function Np(t,e){if(e.hasClass("ck-placeholder")){t.removeClass("ck-placeholder",e);return true}return false}function Op(t){if(!t.isAttached()){return false}const e=!Array.from(t.getChildren()).some(t=>!t.is("uiElement"));const i=t.document;if(!i.isFocused&&e){return true}const n=i.selection;const o=n.anchor;if(e&&o&&o.parent!==t){return true}return false}function Lp(t,e){const i=Mp.get(t);let n=false;for(const[t,o]of i){if(zp(e,t,o)){n=true}}return n}function zp(t,e,i){const{text:n,isDirectHost:o}=i;const r=o?e:Rp(e);let s=false;if(!r){return false}i.hostElement=r;if(r.getAttribute("data-placeholder")!==n){t.setAttribute("data-placeholder",n,r);s=true}if(Op(r)){if(Ip(t,r)){s=true}}else if(Np(t,r)){s=true}return s}function Rp(t){if(t.childCount===1){const e=t.getChild(0);if(e.is("element")&&!e.is("uiElement")){return e}}return null}class jp{constructor(){this._replacedElements=[]}replace(t,e){this._replacedElements.push({element:t,newElement:e});t.style.display="none";if(e){t.parentNode.insertBefore(e,t.nextSibling)}}restore(){this._replacedElements.forEach(({element:t,newElement:e})=>{t.style.display="";if(e){e.remove()}});this._replacedElements=[]}}class Dp extends Ap{constructor(t,e){super(t);this.view=e;this._toolbarConfig=Tp(t.config.get("toolbar"));this._elementReplacer=new jp}get element(){return this.view.element}init(t){const e=this.editor;const i=this.view;const n=e.editing.view;const o=i.editable;const r=n.document.getRoot();o.name=r.rootName;i.render();const s=o.element;this.setEditableElement(o.name,s);this.focusTracker.add(s);i.editable.bind("isFocused").to(this.focusTracker);n.attachDomRoot(s);if(t){this._elementReplacer.replace(t,this.element)}this._initPlaceholder();this._initToolbar();this.fire("ready")}destroy(){const t=this.view;const e=this.editor.editing.view;this._elementReplacer.restore();e.detachDomRoot(t.editable.name);t.destroy();super.destroy()}_initToolbar(){const t=this.editor;const e=this.view;const i=t.editing.view;e.stickyPanel.bind("isActive").to(this.focusTracker,"isFocused");e.stickyPanel.limiterElement=e.element;if(this._toolbarConfig.viewportTopOffset){e.stickyPanel.viewportTopOffset=this._toolbarConfig.viewportTopOffset}e.toolbar.fillFromConfig(this._toolbarConfig.items,this.componentFactory);Cp({origin:i,originFocusTracker:this.focusTracker,originKeystrokeHandler:t.keystrokes,toolbar:e.toolbar})}_initPlaceholder(){const t=this.editor;const e=t.editing.view;const i=e.document.getRoot();const n=t.sourceElement;const o=t.config.get("placeholder")||n&&n.tagName.toLowerCase()==="textarea"&&n.getAttribute("placeholder");if(o){Pp({view:e,element:i,text:o,isDirectHost:false})}}}class Bp extends ys{constructor(t){super({idProperty:"viewUid"});this.on("add",(t,e,i)=>{if(!e.isRendered){e.render()}if(e.element&&this._parentElement){this._parentElement.insertBefore(e.element,this._parentElement.children[i])}});this.on("remove",(t,e)=>{if(e.element&&this._parentElement){e.element.remove()}});this.locale=t;this._parentElement=null}destroy(){this.map(t=>t.destroy())}setParent(t){this._parentElement=t}delegate(...t){if(!t.length||!Vp(t)){throw new ss["b"]("ui-viewcollection-delegate-wrong-events: All event names must be strings.",this)}return{to:e=>{for(const i of this){for(const n of t){i.delegate(n).to(e)}}this.on("add",(i,n)=>{for(const i of t){n.delegate(i).to(e)}});this.on("remove",(i,n)=>{for(const i of t){n.stopDelegating(i,e)}})}}}}function Vp(t){return t.every(t=>typeof t=="string")}const Fp="http://www.w3.org/1999/xhtml";class Hp{constructor(t){Object.assign(this,Zp(Kp(t)));this._isRendered=false;this._revertData=null}render(){const t=this._renderNode({intoFragment:true});this._isRendered=true;return t}apply(t){this._revertData=hb();this._renderNode({node:t,isApplying:true,revertData:this._revertData});return t}revert(t){if(!this._revertData){throw new ss["b"]("ui-template-revert-not-applied: Attempting to revert a template which has not been applied yet.",[this,t])}this._revertTemplateFromNode(t,this._revertData)}*getViews(){function*t(e){if(e.children){for(const i of e.children){if(lb(i)){yield i}else if(db(i)){yield*t(i)}}}}yield*t(this)}static bind(t,e){return{to(i,n){return new Up({eventNameOrFunction:i,attribute:i,observable:t,emitter:e,callback:n})},if(i,n,o){return new qp({observable:t,emitter:e,attribute:i,valueIfTrue:n,callback:o})}}}static extend(t,e){if(t._isRendered){throw new ss["b"]("template-extend-render: Attempting to extend a template which has already been rendered.",[this,t])}ab(t,Zp(Kp(e)))}_renderNode(t){let e;if(t.node){e=this.tag&&this.text}else{e=this.tag?this.text:!this.text}if(e){throw new ss["b"]('ui-template-wrong-syntax: Node definition must have either "tag" or "text" when rendering a new Node.',this)}if(this.text){return this._renderText(t)}else{return this._renderElement(t)}}_renderElement(t){let e=t.node;if(!e){e=t.node=document.createElementNS(this.ns||Fp,this.tag)}this._renderAttributes(t);this._renderElementChildren(t);this._setUpListeners(t);return e}_renderText(t){let e=t.node;if(e){t.revertData.text=e.textContent}else{e=t.node=document.createTextNode("")}if($p(this.text)){this._bindToObservable({schema:this.text,updater:Jp(e),data:t})}else{e.textContent=this.text.join("")}return e}_renderAttributes(t){let e,i,n,o;if(!this.attributes){return}const r=t.node;const s=t.revertData;for(e in this.attributes){n=r.getAttribute(e);i=this.attributes[e];if(s){s.attributes[e]=n}o=ct(i[0])&&i[0].ns?i[0].ns:null;if($p(i)){const a=o?i[0].value:i;if(s&&fb(e)){a.unshift(n)}this._bindToObservable({schema:a,updater:Xp(r,e,o),data:t})}else if(e=="style"&&typeof i[0]!=="string"){this._renderStyleAttribute(i[0],t)}else{if(s&&n&&fb(e)){i.unshift(n)}i=i.map(t=>t?t.value||t:t).reduce((t,e)=>t.concat(e),[]).reduce(rb,"");if(!cb(i)){r.setAttributeNS(o,e,i)}}}}_renderStyleAttribute(t,e){const i=e.node;for(const n in t){const o=t[n];if($p(o)){this._bindToObservable({schema:[o],updater:Qp(i,n),data:e})}else{i.style[n]=o}}}_renderElementChildren(t){const e=t.node;const i=t.intoFragment?document.createDocumentFragment():e;const n=t.isApplying;let o=0;for(const r of this.children){if(ub(r)){if(!n){r.setParent(e);for(const t of r){i.appendChild(t.element)}}}else if(lb(r)){if(!n){if(!r.isRendered){r.render()}i.appendChild(r.element)}}else if(xd(r)){i.appendChild(r)}else{if(n){const e=t.revertData;const n=hb();e.children.push(n);r._renderNode({node:i.childNodes[o++],isApplying:true,revertData:n})}else{i.appendChild(r.render())}}}if(t.intoFragment){e.appendChild(i)}}_setUpListeners(t){if(!this.eventListeners){return}for(const e in this.eventListeners){const i=this.eventListeners[e].map(i=>{const[n,o]=e.split("@");return i.activateDomEventListener(n,o,t)});if(t.revertData){t.revertData.bindings.push(i)}}}_bindToObservable({schema:t,updater:e,data:i}){const n=i.revertData;Gp(t,e,i);const o=t.filter(t=>!cb(t)).filter(t=>t.observable).map(n=>n.activateAttributeListener(t,e,i));if(n){n.bindings.push(o)}}_revertTemplateFromNode(t,e){for(const t of e.bindings){for(const e of t){e()}}if(e.text){t.textContent=e.text;return}for(const i in e.attributes){const n=e.attributes[i];if(n===null){t.removeAttribute(i)}else{t.setAttribute(i,n)}}for(let i=0;i<e.children.length;++i){this._revertTemplateFromNode(t.childNodes[i],e.children[i])}}}vs(Hp,ds);class Wp{constructor(t){Object.assign(this,t)}getValue(t){const e=this.observable[this.attribute];return this.callback?this.callback(e,t):e}activateAttributeListener(t,e,i){const n=()=>Gp(t,e,i);this.emitter.listenTo(this.observable,"change:"+this.attribute,n);return()=>{this.emitter.stopListening(this.observable,"change:"+this.attribute,n)}}}class Up extends Wp{activateDomEventListener(t,e,i){const n=(t,i)=>{if(!e||i.target.matches(e)){if(typeof this.eventNameOrFunction=="function"){this.eventNameOrFunction(i)}else{this.observable.fire(this.eventNameOrFunction,i)}}};this.emitter.listenTo(i.node,t,n);return()=>{this.emitter.stopListening(i.node,t,n)}}}class qp extends Wp{getValue(t){const e=super.getValue(t);return cb(e)?false:this.valueIfTrue||true}}function $p(t){if(!t){return false}if(t.value){t=t.value}if(Array.isArray(t)){return t.some($p)}else if(t instanceof Wp){return true}return false}function Yp(t,e){return t.map(t=>{if(t instanceof Wp){return t.getValue(e)}return t})}function Gp(t,e,{node:i}){let n=Yp(t,i);if(t.length==1&&t[0]instanceof qp){n=n[0]}else{n=n.reduce(rb,"")}if(cb(n)){e.remove()}else{e.set(n)}}function Jp(t){return{set(e){t.textContent=e},remove(){t.textContent=""}}}function Xp(t,e,i){return{set(n){t.setAttributeNS(i,e,n)},remove(){t.removeAttributeNS(i,e)}}}function Qp(t,e){return{set(i){t.style[e]=i},remove(){t.style[e]=null}}}function Kp(t){const e=$r(t,t=>{if(t&&(t instanceof Wp||db(t)||lb(t)||ub(t))){return t}});return e}function Zp(t){if(typeof t=="string"){t=ib(t)}else if(t.text){nb(t)}if(t.on){t.eventListeners=eb(t.on);delete t.on}if(!t.text){if(t.attributes){tb(t.attributes)}const e=[];if(t.children){if(ub(t.children)){e.push(t.children)}else{for(const i of t.children){if(db(i)||lb(i)||xd(i)){e.push(i)}else{e.push(new Hp(i))}}}}t.children=e}return t}function tb(t){for(const e in t){if(t[e].value){t[e].value=[].concat(t[e].value)}ob(t,e)}}function eb(t){for(const e in t){ob(t,e)}return t}function ib(t){return{text:[t]}}function nb(t){if(!Array.isArray(t.text)){t.text=[t.text]}}function ob(t,e){if(!Array.isArray(t[e])){t[e]=[t[e]]}}function rb(t,e){if(cb(e)){return t}else if(cb(t)){return e}else{return`${t} ${e}`}}function sb(t,e){for(const i in e){if(t[i]){t[i].push(...e[i])}else{t[i]=e[i]}}}function ab(t,e){if(e.attributes){if(!t.attributes){t.attributes={}}sb(t.attributes,e.attributes)}if(e.eventListeners){if(!t.eventListeners){t.eventListeners={}}sb(t.eventListeners,e.eventListeners)}if(e.text){t.text.push(...e.text)}if(e.children&&e.children.length){if(t.children.length!=e.children.length){throw new ss["b"]("ui-template-extend-children-mismatch: The number of children in extended definition does not match.",t)}let i=0;for(const n of e.children){ab(t.children[i++],n)}}}function cb(t){return!t&&t!==0}function lb(t){return t instanceof gb}function db(t){return t instanceof Hp}function ub(t){return t instanceof Bp}function hb(){return{children:[],bindings:[],attributes:{}}}function fb(t){return t=="class"||t=="style"}var mb=i(19);class gb{constructor(t){this.element=null;this.isRendered=false;this.locale=t;this.t=t&&t.t;this._viewCollections=new ys;this._unboundChildren=this.createCollection();this._viewCollections.on("add",(e,i)=>{i.locale=t});this.decorate("render")}get bindTemplate(){if(this._bindTemplate){return this._bindTemplate}return this._bindTemplate=Hp.bind(this,this)}createCollection(){const t=new Bp;this._viewCollections.add(t);return t}registerChild(t){if(!Fs(t)){t=[t]}for(const e of t){this._unboundChildren.add(e)}}deregisterChild(t){if(!Fs(t)){t=[t]}for(const e of t){this._unboundChildren.remove(e)}}setTemplate(t){this.template=new Hp(t)}extendTemplate(t){Hp.extend(this.template,t)}render(){if(this.isRendered){throw new ss["b"]("ui-view-render-already-rendered: This View has already been rendered.",this)}if(this.template){this.element=this.template.render();this.registerChild(this.template.getViews())}this.isRendered=true}destroy(){this.stopListening();this._viewCollections.map(t=>t.destroy());if(this.template&&this.template._revertData){this.template.revert(this.element)}}}vs(gb,Ud);vs(gb,Jc);var pb="[object String]";function bb(t){return typeof t=="string"||!Je(t)&&T(t)&&k(t)==pb}var wb=bb;function _b(t,e,i={},n=[]){const o=i&&i.xmlns;const r=o?t.createElementNS(o,e):t.createElement(e);for(const t in i){r.setAttribute(t,i[t])}if(wb(n)||!Fs(n)){n=[n]}for(let e of n){if(wb(e)){e=t.createTextNode(e)}r.appendChild(e)}return r}class kb extends Bp{attachToDom(){this._bodyCollectionContainer=new Hp({tag:"div",attributes:{class:["ck","ck-reset_all","ck-body","ck-rounded-corners"],dir:this.locale.uiLanguageDirection},children:this}).render();let t=document.querySelector(".ck-body-wrapper");if(!t){t=_b(document,"div",{class:"ck-body-wrapper"});document.body.appendChild(t)}t.appendChild(this._bodyCollectionContainer)}detachFromDom(){super.destroy();if(this._bodyCollectionContainer){this._bodyCollectionContainer.remove()}const t=document.querySelector(".ck-body-wrapper");if(t&&t.childElementCount==0){t.remove()}}}var vb=i(21);class yb extends gb{constructor(t){super(t);this.body=new kb(t)}render(){super.render();this.body.attachToDom()}destroy(){this.body.detachFromDom();return super.destroy()}}var xb=i(23);class Ab extends gb{constructor(t){super(t);this.set("text");this.set("for");this.id=`ck-editor__label_${is()}`;const e=this.bindTemplate;this.setTemplate({tag:"label",attributes:{class:["ck","ck-label"],id:this.id,for:e.to("for")},children:[{text:e.to("text")}]})}}class Cb extends yb{constructor(t){super(t);this.top=this.createCollection();this.main=this.createCollection();this._voiceLabelView=this._createVoiceLabel();this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-editor","ck-rounded-corners"],role:"application",dir:t.uiLanguageDirection,lang:t.uiLanguage,"aria-labelledby":this._voiceLabelView.id},children:[this._voiceLabelView,{tag:"div",attributes:{class:["ck","ck-editor__top","ck-reset_all"],role:"presentation"},children:this.top},{tag:"div",attributes:{class:["ck","ck-editor__main"],role:"presentation"},children:this.main}]})}_createVoiceLabel(){const t=this.t;const e=new Ab;e.text=t("ku");e.extendTemplate({attributes:{class:"ck-voice-label"}});return e}}class Tb extends gb{constructor(t,e,i){super(t);this.setTemplate({tag:"div",attributes:{class:["ck","ck-content","ck-editor__editable","ck-rounded-corners"],lang:t.contentLanguage,dir:t.contentLanguageDirection}});this.name=null;this.set("isFocused",false);this._editableElement=i;this._hasExternalElement=!!this._editableElement;this._editingView=e}render(){super.render();if(this._hasExternalElement){this.template.apply(this.element=this._editableElement)}else{this._editableElement=this.element}this.on("change:isFocused",()=>this._updateIsFocusedClasses());this._updateIsFocusedClasses()}destroy(){if(this._hasExternalElement){this.template.revert(this._editableElement)}super.destroy()}_updateIsFocusedClasses(){const t=this._editingView;if(t.isRenderingInProgress){i(this)}else{e(this)}function e(e){t.change(i=>{const n=t.document.getRoot(e.name);i.addClass(e.isFocused?"ck-focused":"ck-blurred",n);i.removeClass(e.isFocused?"ck-blurred":"ck-focused",n)})}function i(n){t.once("change:isRenderingInProgress",(t,o,r)=>{if(!r){e(n)}else{i(n)}})}}}class Eb extends Tb{constructor(t,e,i){super(t,e,i);this.extendTemplate({attributes:{role:"textbox",class:"ck-editor__editable_inline"}})}render(){super.render();const t=this._editingView;const e=this.t;t.change(i=>{const n=t.document.getRoot(this.name);i.setAttribute("aria-label",e("nk",[this.name]),n)})}}function Mb(t){return e=>e+t}var Pb=i(25);const Sb=Mb("px");class Ib extends gb{constructor(t){super(t);const e=this.bindTemplate;this.set("isActive",false);this.set("isSticky",false);this.set("limiterElement",null);this.set("limiterBottomOffset",50);this.set("viewportTopOffset",0);this.set("_marginLeft",null);this.set("_isStickyToTheLimiter",false);this.set("_hasViewportTopOffset",false);this.content=this.createCollection();this._contentPanelPlaceholder=new Hp({tag:"div",attributes:{class:["ck","ck-sticky-panel__placeholder"],style:{display:e.to("isSticky",t=>t?"block":"none"),height:e.to("isSticky",t=>t?Sb(this._panelRect.height):null)}}}).render();this._contentPanel=new Hp({tag:"div",attributes:{class:["ck","ck-sticky-panel__content",e.if("isSticky","ck-sticky-panel__content_sticky"),e.if("_isStickyToTheLimiter","ck-sticky-panel__content_sticky_bottom-limit")],style:{width:e.to("isSticky",t=>t?Sb(this._contentPanelPlaceholder.getBoundingClientRect().width):null),top:e.to("_hasViewportTopOffset",t=>t?Sb(this.viewportTopOffset):null),bottom:e.to("_isStickyToTheLimiter",t=>t?Sb(this.limiterBottomOffset):null),marginLeft:e.to("_marginLeft")}},children:this.content}).render();this.setTemplate({tag:"div",attributes:{class:["ck","ck-sticky-panel"]},children:[this._contentPanelPlaceholder,this._contentPanel]})}render(){super.render();this._checkIfShouldBeSticky();this.listenTo(Nd.window,"scroll",()=>{this._checkIfShouldBeSticky()});this.listenTo(this,"change:isActive",()=>{this._checkIfShouldBeSticky()})}_checkIfShouldBeSticky(){const t=this._panelRect=this._contentPanel.getBoundingClientRect();let e;if(!this.limiterElement){this.isSticky=false}else{e=this._limiterRect=this.limiterElement.getBoundingClientRect();this.isSticky=this.isActive&&e.top<this.viewportTopOffset&&this._panelRect.height+this.limiterBottomOffset<e.height}if(this.isSticky){this._isStickyToTheLimiter=e.bottom<t.height+this.limiterBottomOffset+this.viewportTopOffset;this._hasViewportTopOffset=!this._isStickyToTheLimiter&&!!this.viewportTopOffset;this._marginLeft=this._isStickyToTheLimiter?null:Sb(-Nd.window.scrollX)}else{this._isStickyToTheLimiter=false;this._hasViewportTopOffset=false;this._marginLeft=null}}}class Nb{constructor(t){Object.assign(this,t);if(t.actions&&t.keystrokeHandler){for(const e in t.actions){let i=t.actions[e];if(typeof i=="string"){i=[i]}for(const n of i){t.keystrokeHandler.set(n,(t,i)=>{this[e]();i()})}}}}get first(){return this.focusables.find(Ob)||null}get last(){return this.focusables.filter(Ob).slice(-1)[0]||null}get next(){return this._getFocusableItem(1)}get previous(){return this._getFocusableItem(-1)}get current(){let t=null;if(this.focusTracker.focusedElement===null){return null}this.focusables.find((e,i)=>{const n=e.element===this.focusTracker.focusedElement;if(n){t=i}return n});return t}focusFirst(){this._focus(this.first)}focusLast(){this._focus(this.last)}focusNext(){this._focus(this.next)}focusPrevious(){this._focus(this.previous)}_focus(t){if(t){t.focus()}}_getFocusableItem(t){const e=this.current;const i=this.focusables.length;if(!i){return null}if(e===null){return this[t===1?"first":"last"]}let n=(e+i+t)%i;do{const e=this.focusables.get(n);if(Ob(e)){return e}n=(n+i+t)%i}while(n!==e);return null}}function Ob(t){return!!(t.focus&&Nd.window.getComputedStyle(t.element).display!="none")}class Lb extends gb{constructor(t){super(t);this.setTemplate({tag:"span",attributes:{class:["ck","ck-toolbar__separator"]}})}}const zb=100;class Rb{constructor(t,e){if(!Rb._observerInstance){Rb._createObserver()}this._element=t;this._callback=e;Rb._addElementCallback(t,e);Rb._observerInstance.observe(t)}destroy(){Rb._deleteElementCallback(this._element,this._callback)}static _addElementCallback(t,e){if(!Rb._elementCallbacks){Rb._elementCallbacks=new Map}let i=Rb._elementCallbacks.get(t);if(!i){i=new Set;Rb._elementCallbacks.set(t,i)}i.add(e)}static _deleteElementCallback(t,e){const i=Rb._getElementCallbacks(t);if(i){i.delete(e);if(!i.size){Rb._elementCallbacks.delete(t);Rb._observerInstance.unobserve(t)}}if(Rb._elementCallbacks&&!Rb._elementCallbacks.size){Rb._observerInstance=null;Rb._elementCallbacks=null}}static _getElementCallbacks(t){if(!Rb._elementCallbacks){return null}return Rb._elementCallbacks.get(t)}static _createObserver(){let t;if(typeof Nd.window.ResizeObserver==="function"){t=Nd.window.ResizeObserver}else{t=jb}Rb._observerInstance=new t(t=>{for(const e of t){const t=Rb._getElementCallbacks(e.target);if(t){for(const i of t){i(e)}}}})}}Rb._observerInstance=null;Rb._elementCallbacks=null;class jb{constructor(t){this._callback=t;this._elements=new Set;this._previousRects=new Map;this._periodicCheckTimeout=null}observe(t){this._elements.add(t);this._checkElementRectsAndExecuteCallback();if(this._elements.size===1){this._startPeriodicCheck()}}unobserve(t){this._elements.delete(t);this._previousRects.delete(t);if(!this._elements.size){this._stopPeriodicCheck()}}_startPeriodicCheck(){const t=()=>{this._checkElementRectsAndExecuteCallback();this._periodicCheckTimeout=setTimeout(t,zb)};this.listenTo(Nd.window,"resize",()=>{this._checkElementRectsAndExecuteCallback()});this._periodicCheckTimeout=setTimeout(t,zb)}_stopPeriodicCheck(){clearTimeout(this._periodicCheckTimeout);this.stopListening();this._previousRects.clear()}_checkElementRectsAndExecuteCallback(){const t=[];for(const e of this._elements){if(this._hasRectChanged(e)){t.push({target:e,contentRect:this._previousRects.get(e)})}}if(t.length){this._callback(t)}}_hasRectChanged(t){if(!t.ownerDocument.body.contains(t)){return false}const e=new vh(t);const i=this._previousRects.get(t);const n=!i||!i.isEqual(e);this._previousRects.set(t,e);return n}}vs(jb,Ud);function Db(t){return t.bindTemplate.to(e=>{if(e.target===t.element){e.preventDefault()}})}class Bb extends gb{constructor(t){super(t);const e=this.bindTemplate;this.set("isVisible",false);this.set("position","se");this.children=this.createCollection();this.setTemplate({tag:"div",attributes:{class:["ck","ck-reset","ck-dropdown__panel",e.to("position",t=>`ck-dropdown__panel_${t}`),e.if("isVisible","ck-dropdown__panel-visible")]},children:this.children,on:{selectstart:e.to(t=>t.preventDefault())}})}focus(){if(this.children.length){this.children.first.focus()}}focusLast(){if(this.children.length){const t=this.children.last;if(typeof t.focusLast==="function"){t.focusLast()}else{t.focus()}}}}var Vb=i(27);function Fb(t){while(t&&t.tagName.toLowerCase()!="html"){if(Nd.window.getComputedStyle(t).position!="static"){return t}t=t.parentElement}return null}function Hb({element:t,target:e,positions:i,limiter:n,fitInViewport:o}){if(mt(e)){e=e()}if(mt(n)){n=n()}const r=Fb(t.parentElement);const s=new vh(t);const a=new vh(e);let c;let l;if(!n&&!o){[l,c]=Wb(i[0],a,s)}else{const t=n&&new vh(n).getVisible();const e=o&&new vh(Nd.window);[l,c]=Ub(i,a,s,t,e)||Wb(i[0],a,s)}let{left:d,top:u}=qb(c);if(r){const t=qb(new vh(r));const e=_h(r);d-=t.left;u-=t.top;d+=r.scrollLeft;u+=r.scrollTop;d-=e.left;u-=e.top}return{left:d,top:u,name:l}}function Wb(t,e,i){const{left:n,top:o,name:r}=t(e,i);return[r,i.clone().moveTo(n,o)]}function Ub(t,e,i,n,o){let r=0;let s=0;let a;let c;const l=i.getArea();t.some(t=>{const[d,u]=Wb(t,e,i);let h;let f;if(n){if(o){const t=n.getIntersection(o);if(t){h=t.getIntersectionArea(u)}else{h=0}}else{h=n.getIntersectionArea(u)}}if(o){f=o.getIntersectionArea(u)}if(o&&!n){if(f>s){m()}}else if(!o&&n){if(h>r){m()}}else{if(f>s&&h>=r){m()}else if(f>=s&&h>r){m()}}function m(){s=f;r=h;a=u;c=d}return h===l});return a?[c,a]:null}function qb({left:t,top:e}){const{scrollX:i,scrollY:n}=Nd.window;return{left:t+i,top:e+n}}class $b extends gb{constructor(t,e,i){super(t);const n=this.bindTemplate;this.buttonView=e;this.panelView=i;this.set("isOpen",false);this.set("isEnabled",true);this.set("class");this.set("id");this.set("panelPosition","auto");this.focusTracker=new xp;this.keystrokes=new dp;this.setTemplate({tag:"div",attributes:{class:["ck","ck-dropdown",n.to("class"),n.if("isEnabled","ck-disabled",t=>!t)],id:n.to("id"),"aria-describedby":n.to("ariaDescribedById")},children:[e,i]});e.extendTemplate({attributes:{class:["ck-dropdown__button"]}})}render(){super.render();this.listenTo(this.buttonView,"open",()=>{this.isOpen=!this.isOpen});this.panelView.bind("isVisible").to(this,"isOpen");this.on("change:isOpen",()=>{if(!this.isOpen){return}if(this.panelPosition==="auto"){this.panelView.position=$b._getOptimalPosition({element:this.panelView.element,target:this.buttonView.element,fitInViewport:true,positions:this._panelPositions}).name}else{this.panelView.position=this.panelPosition}});this.keystrokes.listenTo(this.element);this.focusTracker.add(this.element);const t=(t,e)=>{if(this.isOpen){this.buttonView.focus();this.isOpen=false;e()}};this.keystrokes.set("arrowdown",(t,e)=>{if(this.buttonView.isEnabled&&!this.isOpen){this.isOpen=true;e()}});this.keystrokes.set("arrowright",(t,e)=>{if(this.isOpen){e()}});this.keystrokes.set("arrowleft",t);this.keystrokes.set("esc",t)}focus(){this.buttonView.focus()}get _panelPositions(){const{southEast:t,southWest:e,northEast:i,northWest:n}=$b.defaultPanelPositions;if(this.locale.uiLanguageDirection==="ltr"){return[t,e,i,n]}else{return[e,t,n,i]}}}$b.defaultPanelPositions={southEast:t=>({top:t.bottom,left:t.left,name:"se"}),southWest:(t,e)=>({top:t.bottom,left:t.left-e.width+t.width,name:"sw"}),northEast:(t,e)=>({top:t.top-e.height,left:t.left,name:"ne"}),northWest:(t,e)=>({top:t.bottom-e.height,left:t.left-e.width+t.width,name:"nw"})};$b._getOptimalPosition=Hb;var Yb=i(29);class Gb extends gb{constructor(){super();const t=this.bindTemplate;this.set("content","");this.set("viewBox","0 0 20 20");this.set("fillColor","");this.setTemplate({tag:"svg",ns:"http://www.w3.org/2000/svg",attributes:{class:["ck","ck-icon"],viewBox:t.to("viewBox")}})}render(){super.render();this._updateXMLContent();this._colorFillPaths();this.on("change:content",()=>{this._updateXMLContent();this._colorFillPaths()});this.on("change:fillColor",()=>{this._colorFillPaths()})}_updateXMLContent(){if(this.content){const t=(new DOMParser).parseFromString(this.content.trim(),"image/svg+xml");const e=t.querySelector("svg");const i=e.getAttribute("viewBox");if(i){this.viewBox=i}this.element.innerHTML="";while(e.childNodes.length>0){this.element.appendChild(e.childNodes[0])}}}_colorFillPaths(){if(this.fillColor){this.element.querySelectorAll(".ck-icon__fill").forEach(t=>{t.style.fill=this.fillColor})}}}var Jb=i(31);class Xb extends gb{constructor(t){super(t);this.set("text","");this.set("position","s");const e=this.bindTemplate;this.setTemplate({tag:"span",attributes:{class:["ck","ck-tooltip",e.to("position",t=>"ck-tooltip_"+t),e.if("text","ck-hidden",t=>!t.trim())]},children:[{tag:"span",attributes:{class:["ck","ck-tooltip__text"]},children:[{text:e.to("text")}]}]})}}var Qb=i(33);class Kb extends gb{constructor(t){super(t);const e=this.bindTemplate;const i=is();this.set("class");this.set("labelStyle");this.set("icon");this.set("isEnabled",true);this.set("isOn",false);this.set("isVisible",true);this.set("isToggleable",false);this.set("keystroke");this.set("label");this.set("tabindex",-1);this.set("tooltip");this.set("tooltipPosition","s");this.set("type","button");this.set("withText",false);this.set("withKeystroke",false);this.children=this.createCollection();this.tooltipView=this._createTooltipView();this.labelView=this._createLabelView(i);this.iconView=new Gb;this.iconView.extendTemplate({attributes:{class:"ck-button__icon"}});this.keystrokeView=this._createKeystrokeView();this.bind("_tooltipString").to(this,"tooltip",this,"label",this,"keystroke",this._getTooltipString.bind(this));this.setTemplate({tag:"button",attributes:{class:["ck","ck-button",e.to("class"),e.if("isEnabled","ck-disabled",t=>!t),e.if("isVisible","ck-hidden",t=>!t),e.to("isOn",t=>t?"ck-on":"ck-off"),e.if("withText","ck-button_with-text"),e.if("withKeystroke","ck-button_with-keystroke")],type:e.to("type",t=>t?t:"button"),tabindex:e.to("tabindex"),"aria-labelledby":`ck-editor__aria-label_${i}`,"aria-disabled":e.if("isEnabled",true,t=>!t),"aria-pressed":e.to("isOn",t=>this.isToggleable?String(t):false)},children:this.children,on:{mousedown:e.to(t=>{t.preventDefault()}),click:e.to(t=>{if(this.isEnabled){this.fire("execute")}else{t.preventDefault()}})}})}render(){super.render();if(this.icon){this.iconView.bind("content").to(this,"icon");this.children.add(this.iconView)}this.children.add(this.tooltipView);this.children.add(this.labelView);if(this.withKeystroke){this.children.add(this.keystrokeView)}}focus(){this.element.focus()}_createTooltipView(){const t=new Xb;t.bind("text").to(this,"_tooltipString");t.bind("position").to(this,"tooltipPosition");return t}_createLabelView(t){const e=new gb;const i=this.bindTemplate;e.setTemplate({tag:"span",attributes:{class:["ck","ck-button__label"],style:i.to("labelStyle"),id:`ck-editor__aria-label_${t}`},children:[{text:this.bindTemplate.to("label")}]});return e}_createKeystrokeView(){const t=new gb;t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__keystroke"]},children:[{text:this.bindTemplate.to("keystroke",t=>jl(t))}]});return t}_getTooltipString(t,e,i){if(t){if(typeof t=="string"){return t}else{if(i){i=jl(i)}if(t instanceof Function){return t(e,i)}else{return`${e}${i?` (${i})`:""}`}}}return""}}var Zb='<svg viewBox="0 0 10 10" xmlns="http://www.w3.org/2000/svg"><path d="M.941 4.523a.75.75 0 1 1 1.06-1.06l3.006 3.005 3.005-3.005a.75.75 0 1 1 1.06 1.06l-3.549 3.55a.75.75 0 0 1-1.168-.136L.941 4.523z"/></svg>';class tw extends Kb{constructor(t){super(t);this.arrowView=this._createArrowView();this.extendTemplate({attributes:{"aria-haspopup":true}});this.delegate("execute").to(this,"open")}render(){super.render();this.children.add(this.arrowView)}_createArrowView(){const t=new Gb;t.content=Zb;t.extendTemplate({attributes:{class:"ck-dropdown__arrow"}});return t}}var ew=i(35);class iw extends gb{constructor(){super();this.items=this.createCollection();this.focusTracker=new xp;this.keystrokes=new dp;this._focusCycler=new Nb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}});this.setTemplate({tag:"ul",attributes:{class:["ck","ck-reset","ck-list"]},children:this.items})}render(){super.render();for(const t of this.items){this.focusTracker.add(t.element)}this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)});this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}}class nw extends gb{constructor(t){super(t);this.children=this.createCollection();this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__item"]},children:this.children})}focus(){this.children.first.focus()}}class ow extends gb{constructor(t){super(t);this.setTemplate({tag:"li",attributes:{class:["ck","ck-list__separator"]}})}}var rw=i(37);class sw extends Kb{constructor(t){super(t);this.isToggleable=true;this.toggleSwitchView=this._createToggleView();this.extendTemplate({attributes:{class:"ck-switchbutton"}})}render(){super.render();this.children.add(this.toggleSwitchView)}_createToggleView(){const t=new gb;t.setTemplate({tag:"span",attributes:{class:["ck","ck-button__toggle"]},children:[{tag:"span",attributes:{class:["ck","ck-button__toggle__inner"]}}]});return t}}function aw({emitter:t,activator:e,callback:i,contextElements:n}){t.listenTo(document,"mousedown",(t,{target:o})=>{if(!e()){return}for(const t of n){if(t.contains(o)){return}}i()})}var cw=i(39);var lw=i(41);function dw(t,e=tw){const i=new e(t);const n=new Bb(t);const o=new $b(t,i,n);i.bind("isEnabled").to(o);if(i instanceof tw){i.bind("isOn").to(o,"isOpen")}else{i.arrowView.bind("isOn").to(o,"isOpen")}fw(o);return o}function uw(t,e){const i=t.locale;const n=i.t;const o=t.toolbarView=new _w(i);o.set("ariaLabel",n("kt"));t.extendTemplate({attributes:{class:["ck-toolbar-dropdown"]}});e.map(t=>o.items.add(t));t.panelView.children.add(o);o.items.delegate("execute").to(t)}function hw(t,e){const i=t.locale;const n=t.listView=new iw(i);n.items.bindTo(e).using(({type:t,model:e})=>{if(t==="separator"){return new ow(i)}else if(t==="button"||t==="switchbutton"){const n=new nw(i);let o;if(t==="button"){o=new Kb(i)}else{o=new sw(i)}o.bind(...Object.keys(e)).to(e);o.delegate("execute").to(n);n.children.add(o);return n}});t.panelView.children.add(n);n.items.delegate("execute").to(t)}function fw(t){mw(t);gw(t);pw(t)}function mw(t){t.on("render",()=>{aw({emitter:t,activator:()=>t.isOpen,callback:()=>{t.isOpen=false},contextElements:[t.element]})})}function gw(t){t.on("execute",e=>{if(e.source instanceof sw){return}t.isOpen=false})}function pw(t){t.keystrokes.set("arrowdown",(e,i)=>{if(t.isOpen){t.panelView.focus();i()}});t.keystrokes.set("arrowup",(e,i)=>{if(t.isOpen){t.panelView.focusLast();i()}})}var bw='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><circle cx="9.5" cy="4.5" r="1.5"/><circle cx="9.5" cy="10.5" r="1.5"/><circle cx="9.5" cy="16.5" r="1.5"/></svg>';var ww=i(43);class _w extends gb{constructor(t,e){super(t);const i=this.bindTemplate;const n=this.t;this.options=e||{};this.set("ariaLabel",n("ly"));this.set("maxWidth","auto");this.items=this.createCollection();this.focusTracker=new xp;this.keystrokes=new dp;this.set("class");this.set("isCompact",false);this.itemsView=new kw(t);this.children=this.createCollection();this.children.add(this.itemsView);this.focusables=this.createCollection();this._focusCycler=new Nb({focusables:this.focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:["arrowleft","arrowup"],focusNext:["arrowright","arrowdown"]}});this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar",i.to("class"),i.if("isCompact","ck-toolbar_compact")],role:"toolbar","aria-label":i.to("ariaLabel"),style:{maxWidth:i.to("maxWidth")}},children:this.children,on:{mousedown:Db(this)}});this._behavior=this.options.shouldGroupWhenFull?new yw(this):new vw(this)}render(){super.render();for(const t of this.items){this.focusTracker.add(t.element)}this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)});this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)});this.keystrokes.listenTo(this.element);this._behavior.render(this)}destroy(){this._behavior.destroy();return super.destroy()}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}fillFromConfig(t,e){t.map(t=>{if(t=="|"){this.items.add(new Lb)}else if(e.has(t)){this.items.add(e.create(t))}else{console.warn(Object(ss["a"])("toolbarview-item-unavailable: The requested toolbar item is unavailable."),{name:t})}})}}class kw extends gb{constructor(t){super(t);this.children=this.createCollection();this.setTemplate({tag:"div",attributes:{class:["ck","ck-toolbar__items"]},children:this.children})}}class vw{constructor(t){const e=t.bindTemplate;t.set("isVertical",false);t.itemsView.children.bindTo(t.items).using(t=>t);t.focusables.bindTo(t.items).using(t=>t);t.extendTemplate({attributes:{class:[e.if("isVertical","ck-toolbar_vertical")]}})}render(){}destroy(){}}class yw{constructor(t){this.viewChildren=t.children;this.viewFocusables=t.focusables;this.viewItemsView=t.itemsView;this.viewFocusTracker=t.focusTracker;this.viewLocale=t.locale;this.ungroupedItems=t.createCollection();this.groupedItems=t.createCollection();this.groupedItemsDropdown=this._createGroupedItemsDropdown();this.resizeObserver=null;this.cachedPadding=null;t.itemsView.children.bindTo(this.ungroupedItems).using(t=>t);this.ungroupedItems.on("add",this._updateFocusCycleableItems.bind(this));this.ungroupedItems.on("remove",this._updateFocusCycleableItems.bind(this));t.children.on("add",this._updateFocusCycleableItems.bind(this));t.children.on("remove",this._updateFocusCycleableItems.bind(this));t.items.on("add",(t,e,i)=>{if(i>this.ungroupedItems.length){this.groupedItems.add(e,i-this.ungroupedItems.length)}else{this.ungroupedItems.add(e,i)}this._updateGrouping()});t.items.on("remove",(t,e,i)=>{if(i>this.ungroupedItems.length){this.groupedItems.remove(e)}else{this.ungroupedItems.remove(e)}this._updateGrouping()});t.extendTemplate({attributes:{class:["ck-toolbar_grouping"]}})}render(t){this.viewElement=t.element;this._enableGroupingOnResize();this._enableGroupingOnMaxWidthChange(t)}destroy(){this.groupedItemsDropdown.destroy();this.resizeObserver.destroy()}_updateGrouping(){if(!this.viewElement.ownerDocument.body.contains(this.viewElement)){return}let t;while(this._areItemsOverflowing){this._groupLastItem();t=true}if(!t&&this.groupedItems.length){while(this.groupedItems.length&&!this._areItemsOverflowing){this._ungroupFirstItem()}if(this._areItemsOverflowing){this._groupLastItem()}}}get _areItemsOverflowing(){if(!this.ungroupedItems.length){return false}const t=this.viewElement;const e=this.viewLocale.uiLanguageDirection;const i=new vh(t.lastChild);const n=new vh(t);if(!this.cachedPadding){const i=Nd.window.getComputedStyle(t);const n=e==="ltr"?"paddingRight":"paddingLeft";this.cachedPadding=Number.parseInt(i[n])}if(e==="ltr"){return i.right>n.right-this.cachedPadding}else{return i.left<n.left+this.cachedPadding}}_enableGroupingOnResize(){let t;this.resizeObserver=new Rb(this.viewElement,e=>{if(!t||t!==e.contentRect.width){this._updateGrouping();t=e.contentRect.width}});this._updateGrouping()}_enableGroupingOnMaxWidthChange(t){t.on("change:maxWidth",()=>{this._updateGrouping()})}_groupLastItem(){if(!this.groupedItems.length){this.viewChildren.add(new Lb);this.viewChildren.add(this.groupedItemsDropdown);this.viewFocusTracker.add(this.groupedItemsDropdown.element)}this.groupedItems.add(this.ungroupedItems.remove(this.ungroupedItems.last),0)}_ungroupFirstItem(){this.ungroupedItems.add(this.groupedItems.remove(this.groupedItems.first));if(!this.groupedItems.length){this.viewChildren.remove(this.groupedItemsDropdown);this.viewChildren.remove(this.viewChildren.last);this.viewFocusTracker.remove(this.groupedItemsDropdown.element)}}_createGroupedItemsDropdown(){const t=this.viewLocale;const e=t.t;const i=dw(t);i.class="ck-toolbar__grouped-dropdown";i.panelPosition=t.uiLanguageDirection==="ltr"?"sw":"se";uw(i,[]);i.buttonView.set({label:e("lz"),tooltip:true,icon:bw});i.toolbarView.items.bindTo(this.groupedItems).using(t=>t);return i}_updateFocusCycleableItems(){this.viewFocusables.clear();this.ungroupedItems.map(t=>{this.viewFocusables.add(t)});if(this.groupedItems.length){this.viewFocusables.add(this.groupedItemsDropdown)}}}var xw=i(45);class Aw extends Cb{constructor(t,e,i={}){super(t);this.stickyPanel=new Ib(t);this.toolbar=new _w(t,{shouldGroupWhenFull:i.shouldToolbarGroupWhenFull});this.editable=new Eb(t,e)}render(){super.render();this.stickyPanel.content.add(this.toolbar);this.top.add(this.stickyPanel);this.main.add(this.editable)}}function Cw(t){if(t instanceof HTMLTextAreaElement){return t.value}return t.innerHTML}class Tw extends hp{constructor(t,e){super(e);if(Gr(t)){this.sourceElement=t}this.data.processor=new kp(this.data.viewDocument);this.model.document.createRoot();const i=!this.config.get("toolbar.shouldNotGroupWhenFull");const n=new Aw(this.locale,this.editing.view,{shouldToolbarGroupWhenFull:i});this.ui=new Dp(this,n);wp(this)}destroy(){if(this.sourceElement){this.updateSourceElement()}this.ui.destroy();return super.destroy()}static create(t,e={}){return new Promise(i=>{const n=new this(t,e);i(n.initPlugins().then(()=>n.ui.init(Gr(t)?t:null)).then(()=>{if(!Gr(t)&&e.initialData){throw new ss["b"]("editor-create-initial-data: "+"The config.initialData option cannot be used together with initial data passed in Editor.create().",null)}const i=e.initialData||Ew(t);return n.data.init(i)}).then(()=>n.fire("ready")).then(()=>n))})}}vs(Tw,mp);vs(Tw,bp);function Ew(t){return Gr(t)?Cw(t):t}class Mw{static get pluginName(){return"BlockAutoformatEditing"}constructor(t,e,i){let n;let o=null;if(typeof i=="function"){n=i}else{o=t.commands.get(i);n=()=>{t.execute(i)}}t.model.document.on("change",(i,r)=>{if(o&&!o.isEnabled){return}if(r.type=="transparent"){return}const s=Array.from(t.model.document.differ.getChanges());const a=s[0];if(s.length!=1||a.type!=="insert"||a.name!="$text"||a.length!=1){return}const c=a.position.parent;if(!c.is("paragraph")||c.childCount!==1){return}const l=e.exec(c.getChild(0).data);if(!l){return}t.model.enqueueChange(t=>{const e=t.createPositionAt(c,0);const i=t.createPositionAt(c,l[0].length);const o=new rf(e,i);const r=n({match:l});if(r!==false){t.remove(o)}o.detach()})})}}function Pw(t,e){let i=t.start;const n=Array.from(t.getItems()).reduce((t,n)=>{if(!(n.is("text")||n.is("textProxy"))){i=e.createPositionAfter(n);return""}return t+n.data},"");return{text:n,range:e.createRange(i,t.end)}}class Sw{static get pluginName(){return"InlineAutoformatEditing"}constructor(t,e,i){let n;let o;let r;let s;if(e instanceof RegExp){n=e}else{r=e}if(typeof i=="string"){o=i}else{s=i}r=r||(t=>{let e;const i=[];const o=[];while((e=n.exec(t))!==null){if(e&&e.length<4){break}let{index:t,1:n,2:r,3:s}=e;const a=n+r+s;t+=e[0].length-a.length;const c=[t,t+n.length];const l=[t+n.length+r.length,t+n.length+r.length+s.length];i.push(c);i.push(l);o.push([t+n.length,t+n.length+r.length])}return{remove:i,format:o}});s=s||((e,i)=>{const n=t.model.schema.getValidRanges(i,o);for(const t of n){e.setAttribute(o,true,t)}e.removeSelectionAttribute(o)});t.model.document.on("change",(e,i)=>{if(i.type=="transparent"){return}const n=t.model;const o=n.document.selection;if(!o.isCollapsed){return}const a=Array.from(n.document.differ.getChanges());const c=a[0];if(a.length!=1||c.type!=="insert"||c.name!="$text"||c.length!=1){return}const l=o.focus;const d=l.parent;const{text:u,range:h}=Pw(n.createRange(n.createPositionAt(d,0),l),n);const f=r(u);const m=Iw(h.start,f.format,n);const g=Iw(h.start,f.remove,n);if(!(m.length&&g.length)){return}n.enqueueChange(t=>{const e=s(t,m);if(e===false){return}for(const e of g.reverse()){t.remove(e)}})})}}function Iw(t,e,i){return e.filter(t=>t[0]!==undefined&&t[1]!==undefined).map(e=>i.createRange(t.getShiftedBy(e[0]),t.getShiftedBy(e[1])))}class Nw{constructor(t){this.editor=t;this.set("isEnabled",true);this._disableStack=new Set}forceDisabled(t){this._disableStack.add(t);if(this._disableStack.size==1){this.on("set:isEnabled",Ow,{priority:"highest"});this.isEnabled=false}}clearForceDisabled(t){this._disableStack.delete(t);if(this._disableStack.size==0){this.off("set:isEnabled",Ow);this.isEnabled=true}}destroy(){this.stopListening()}static get isContextPlugin(){return false}}vs(Nw,Jc);function Ow(t){t.return=false;t.stop()}class Lw extends Nw{static get pluginName(){return"Autoformat"}afterInit(){this._addListAutoformats();this._addBasicStylesAutoformats();this._addHeadingAutoformats();this._addBlockQuoteAutoformats();this._addCodeBlockAutoformats()}_addListAutoformats(){const t=this.editor.commands;if(t.get("bulletedList")){new Mw(this.editor,/^[*-]\s$/,"bulletedList")}if(t.get("numberedList")){new Mw(this.editor,/^1[.|)]\s$/,"numberedList")}}_addBasicStylesAutoformats(){const t=this.editor.commands;if(t.get("bold")){const t=zw(this.editor,"bold");new Sw(this.editor,/(\*\*)([^*]+)(\*\*)$/g,t);new Sw(this.editor,/(__)([^_]+)(__)$/g,t)}if(t.get("italic")){const t=zw(this.editor,"italic");new Sw(this.editor,/(?:^|[^*])(\*)([^*_]+)(\*)$/g,t);new Sw(this.editor,/(?:^|[^_])(_)([^_]+)(_)$/g,t)}if(t.get("code")){const t=zw(this.editor,"code");new Sw(this.editor,/(`)([^`]+)(`)$/g,t)}}_addHeadingAutoformats(){const t=this.editor.commands.get("heading");if(t){t.modelElements.filter(t=>t.match(/^heading[1-6]$/)).forEach(e=>{const i=e[7];const n=new RegExp(`^(#{${i}})\\s$`);new Mw(this.editor,n,()=>{if(!t.isEnabled){return false}this.editor.execute("heading",{value:e})})})}}_addBlockQuoteAutoformats(){if(this.editor.commands.get("blockQuote")){new Mw(this.editor,/^>\s$/,"blockQuote")}}_addCodeBlockAutoformats(){if(this.editor.commands.get("codeBlock")){new Mw(this.editor,/^```$/,"codeBlock")}}}function zw(t,e){return(i,n)=>{const o=t.commands.get(e);if(!o.isEnabled){return false}const r=t.model.schema.getValidRanges(n,e);for(const t of r){i.setAttribute(e,true,t)}i.removeSelectionAttribute(e)}}class Rw{constructor(t){this.editor=t;this.set("value",undefined);this.set("isEnabled",false);this._disableStack=new Set;this.decorate("execute");this.listenTo(this.editor.model.document,"change",()=>{this.refresh()});this.on("execute",t=>{if(!this.isEnabled){t.stop()}},{priority:"high"});this.listenTo(t,"change:isReadOnly",(t,e,i)=>{if(i){this.forceDisabled("readOnlyMode")}else{this.clearForceDisabled("readOnlyMode")}})}refresh(){this.isEnabled=true}forceDisabled(t){this._disableStack.add(t);if(this._disableStack.size==1){this.on("set:isEnabled",jw,{priority:"highest"});this.isEnabled=false}}clearForceDisabled(t){this._disableStack.delete(t);if(this._disableStack.size==0){this.off("set:isEnabled",jw);this.refresh()}}execute(){}destroy(){this.stopListening()}}vs(Rw,Jc);function jw(t){t.return=false;t.stop()}function Dw(t){const e=t.next();if(e.done){return null}return e.value}class Bw extends Rw{refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(t={}){const e=this.editor.model;const i=e.schema;const n=e.document.selection;const o=Array.from(n.getSelectedBlocks());const r=t.forceValue===undefined?!this.value:t.forceValue;e.change(t=>{if(!r){this._removeQuote(t,o.filter(Vw))}else{const e=o.filter(t=>Vw(t)||Hw(i,t));this._applyQuote(t,e)}})}_getValue(){const t=this.editor.model.document.selection;const e=Dw(t.getSelectedBlocks());return!!(e&&Vw(e))}_checkEnabled(){if(this.value){return true}const t=this.editor.model.document.selection;const e=this.editor.model.schema;const i=Dw(t.getSelectedBlocks());if(!i){return false}return Hw(e,i)}_removeQuote(t,e){Fw(t,e).reverse().forEach(e=>{if(e.start.isAtStart&&e.end.isAtEnd){t.unwrap(e.start.parent);return}if(e.start.isAtStart){const i=t.createPositionBefore(e.start.parent);t.move(e,i);return}if(!e.end.isAtEnd){t.split(e.end)}const i=t.createPositionAfter(e.end.parent);t.move(e,i)})}_applyQuote(t,e){const i=[];Fw(t,e).reverse().forEach(e=>{let n=Vw(e.start);if(!n){n=t.createElement("blockQuote");t.wrap(e,n)}i.push(n)});i.reverse().reduce((e,i)=>{if(e.nextSibling==i){t.merge(t.createPositionAfter(e));return e}return i})}}function Vw(t){return t.parent.name=="blockQuote"?t.parent:null}function Fw(t,e){let i;let n=0;const o=[];while(n<e.length){const r=e[n];const s=e[n+1];if(!i){i=t.createPositionBefore(r)}if(!s||r.nextSibling!=s){o.push(t.createRange(i,t.createPositionAfter(r)));i=null}n++}return o}function Hw(t,e){const i=t.checkChild(e.parent,"blockQuote");const n=t.checkChild(["$root","blockQuote"],e);return i&&n}class Ww extends Nw{static get pluginName(){return"BlockQuoteEditing"}init(){const t=this.editor;const e=t.model.schema;t.commands.add("blockQuote",new Bw(t));e.register("blockQuote",{allowWhere:"$block",allowContentOf:"$root"});e.addChildCheck((t,e)=>{if(t.endsWith("blockQuote")&&e.name=="blockQuote"){return false}});t.conversion.elementToElement({model:"blockQuote",view:"blockquote"});t.model.document.registerPostFixer(i=>{const n=t.model.document.differ.getChanges();for(const t of n){if(t.type=="insert"){const n=t.position.nodeAfter;if(!n){continue}if(n.is("blockQuote")&&n.isEmpty){i.remove(n);return true}else if(n.is("blockQuote")&&!e.checkChild(t.position,n)){i.unwrap(n);return true}else if(n.is("element")){const t=i.createRangeIn(n);for(const n of t.getItems()){if(n.is("blockQuote")&&!e.checkChild(i.createPositionBefore(n),n)){i.unwrap(n);return true}}}}else if(t.type=="remove"){const e=t.position.parent;if(e.is("blockQuote")&&e.isEmpty){i.remove(e);return true}}}return false})}afterInit(){const t=this.editor;const e=t.commands.get("blockQuote");this.listenTo(this.editor.editing.view.document,"enter",(t,i)=>{const n=this.editor.model.document;const o=n.selection.getLastPosition().parent;if(n.selection.isCollapsed&&o.isEmpty&&e.value){this.editor.execute("blockQuote");this.editor.editing.view.scrollToTheSelection();i.preventDefault();t.stop()}})}}var Uw='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 10.423a6.5 6.5 0 0 1 6.056-6.408l.038.67C6.448 5.423 5.354 7.663 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e=t.document;this.value=this._getValueFromFirstAllowedNode();this.isEnabled=t.schema.checkAttributeInSelection(e.selection,this.attributeKey)}execute(t={}){const e=this.editor.model;const i=e.document;const n=i.selection;const o=t.forceValue===undefined?!this.value:t.forceValue;e.change(t=>{if(n.isCollapsed){if(o){t.setSelectionAttribute(this.attributeKey,true)}else{t.removeSelectionAttribute(this.attributeKey)}}else{const i=e.schema.getValidRanges(n.getRanges(),this.attributeKey);for(const e of i){if(o){t.setAttribute(this.attributeKey,o,e)}else{t.removeAttribute(this.attributeKey,e)}}}})}_getValueFromFirstAllowedNode(){const t=this.editor.model;const e=t.schema;const i=t.document.selection;if(i.isCollapsed){return i.hasAttribute(this.attributeKey)}for(const t of i.getRanges()){for(const i of t.getItems()){if(e.checkAttribute(i,this.attributeKey)){return i.hasAttribute(this.attributeKey)}}}return false}}const Jw="bold";class Xw extends Nw{static get pluginName(){return"BoldEditing"}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:Jw});t.model.schema.setAttributeProperties(Jw,{isFormatting:true,copyOnEnter:true});t.conversion.attributeToElement({model:Jw,view:"strong",upcastAlso:["b",t=>{const e=t.getStyle("font-weight");if(!e){return null}if(e=="bold"||Number(e)>=600){return{name:true,styles:["font-weight"]}}}]});t.commands.add(Jw,new Gw(t,Jw));t.keystrokes.set("CTRL+B",Jw)}}var Qw='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M10.187 17H5.773c-.637 0-1.092-.138-1.364-.415-.273-.277-.409-.718-.409-1.323V4.738c0-.617.14-1.062.419-1.332.279-.27.73-.406 1.354-.406h4.68c.69 0 1.288.041 1.793.124.506.083.96.242 1.36.478.341.197.644.447.906.75a3.262 3.262 0 0 1 .808 2.162c0 1.401-.722 2.426-2.167 3.075C15.05 10.175 16 11.315 16 13.01a3.756 3.756 0 0 1-2.296 3.504 6.1 6.1 0 0 1-1.517.377c-.571.073-1.238.11-2 .11zm-.217-6.217H7v4.087h3.069c1.977 0 2.965-.69 2.965-2.072 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o=(t.selection||i.selection).getSelectedBlocks();for(const t of o){if(!t.is("paragraph")&&i_(t,e.schema)){n.rename(t,"paragraph")}}})}}function i_(t,e){return e.checkChild(t.parent,"paragraph")&&!e.isObject(t)}class n_ extends Nw{static get pluginName(){return"Paragraph"}init(){const t=this.editor;const e=t.model;const i=t.data;t.commands.add("paragraph",new e_(t));e.schema.register("paragraph",{inheritAllFrom:"$block"});t.conversion.elementToElement({model:"paragraph",view:"p"});t.conversion.for("upcast").elementToElement({model:(t,e)=>{if(!n_.paragraphLikeElements.has(t.name)){return null}if(t.isEmpty){return null}return e.createElement("paragraph")},converterPriority:"low"});i.upcastDispatcher.on("element",(t,e,i)=>{if(!i.consumable.test(e.viewItem,{name:e.viewItem.name})){return}if(r_(e.viewItem,e.modelCursor,i.schema)){Object.assign(e,o_(e.viewItem,e.modelCursor,i))}},{priority:"low"});i.upcastDispatcher.on("text",(t,e,i)=>{if(e.modelRange){return}if(r_(e.viewItem,e.modelCursor,i.schema)){Object.assign(e,o_(e.viewItem,e.modelCursor,i))}},{priority:"lowest"});e.document.registerPostFixer(t=>this._autoparagraphEmptyRoots(t));t.data.on("ready",()=>{e.enqueueChange("transparent",t=>this._autoparagraphEmptyRoots(t))},{priority:"lowest"})}_autoparagraphEmptyRoots(t){const e=this.editor.model;for(const i of e.document.getRootNames()){const n=e.document.getRoot(i);if(n.isEmpty&&n.rootName!="$graveyard"){if(e.schema.checkChild(n,"paragraph")){t.insertElement("paragraph",n);return true}}}}}n_.paragraphLikeElements=new Set(["blockquote","dd","div","dt","h1","h2","h3","h4","h5","h6","li","p","td"]);function o_(t,e,i){const n=i.writer.createElement("paragraph");i.writer.insert(n,e);return i.convertItem(t,i.writer.createPositionAt(n,0))}function r_(t,e,i){const n=i.createContext(e);if(!i.checkChild(n,"paragraph")){return false}if(!i.checkChild(n.push("paragraph"),t)){return false}return true}class s_ extends Rw{constructor(t,e){super(t);this.modelElements=e}refresh(){const t=Dw(this.editor.model.document.selection.getSelectedBlocks());this.value=!!t&&this.modelElements.includes(t.name)&&t.name;this.isEnabled=!!t&&this.modelElements.some(e=>a_(t,e,this.editor.model.schema))}execute(t){const e=this.editor.model;const i=e.document;const n=t.value;e.change(t=>{const o=Array.from(i.selection.getSelectedBlocks()).filter(t=>a_(t,n,e.schema));for(const e of o){if(!e.is(n)){t.rename(e,n)}}})}}function a_(t,e,i){return i.checkChild(t.parent,e)&&!i.isObject(t)}const c_="paragraph";class l_ extends Nw{static get pluginName(){return"HeadingEditing"}constructor(t){super(t);t.config.define("heading",{options:[{model:"paragraph",title:"Paragraph",class:"ck-heading_paragraph"},{model:"heading1",view:"h2",title:"Heading 1",class:"ck-heading_heading1"},{model:"heading2",view:"h3",title:"Heading 2",class:"ck-heading_heading2"},{model:"heading3",view:"h4",title:"Heading 3",class:"ck-heading_heading3"}]})}static get requires(){return[n_]}init(){const t=this.editor;const e=t.config.get("heading.options");const i=[];for(const n of e){if(n.model!==c_){t.model.schema.register(n.model,{inheritAllFrom:"$block"});t.conversion.elementToElement(n);i.push(n.model)}}this._addDefaultH1Conversion(t);t.commands.add("heading",new s_(t,i))}afterInit(){const t=this.editor;const e=t.commands.get("enter");const i=t.config.get("heading.options");if(e){this.listenTo(e,"afterExecute",(e,n)=>{const o=t.model.document.selection.getFirstPosition().parent;const r=i.some(t=>o.is(t.model));if(r&&!o.is(c_)&&o.childCount===0){n.writer.rename(o,c_)}})}}_addDefaultH1Conversion(t){t.conversion.for("upcast").elementToElement({model:"heading1",view:"h1",converterPriority:os.get("low")+1})}}class d_{constructor(t,e){if(e){Uc(this,e)}if(t){this.set(t)}}}vs(d_,Jc);function u_(t){const e=t.t;const i={Paragraph:e("nd"),"Heading 1":e("ne"),"Heading 2":e("nf"),"Heading 3":e("ng"),"Heading 4":e("nh"),"Heading 5":e("ni"),"Heading 6":e("nj")};return t.config.get("heading.options").map(t=>{const e=i[t.title];if(e&&e!=t.title){t.title=e}return t})}var h_=i(11);class f_ extends Nw{init(){const t=this.editor;const e=t.t;const i=u_(t);const n=e("ja");const o=e("jb");t.ui.componentFactory.add("heading",e=>{const r={};const s=new ys;const a=t.commands.get("heading");const c=t.commands.get("paragraph");const l=[a];for(const t of i){const e={type:"button",model:new d_({label:t.title,class:t.class,withText:true})};if(t.model==="paragraph"){e.model.bind("isOn").to(c,"value");e.model.set("commandName","paragraph");l.push(c)}else{e.model.bind("isOn").to(a,"value",e=>e===t.model);e.model.set({commandName:"heading",commandValue:t.model})}s.add(e);r[t.model]=t.title}const d=dw(e);hw(d,s);d.buttonView.set({isOn:false,withText:true,tooltip:o});d.extendTemplate({attributes:{class:["ck-heading-dropdown"]}});d.bind("isEnabled").toMany(l,"isEnabled",(...t)=>t.some(t=>t));d.buttonView.bind("label").to(a,"value",c,"value",(t,e)=>{const i=t||e&&"paragraph";return r[i]?r[i]:n});this.listenTo(d,"execute",e=>{t.execute(e.source.commandName,e.source.commandValue?{value:e.source.commandValue}:undefined);t.editing.view.focus()});return d})}}class m_ extends Nw{static get requires(){return[l_,f_]}static get pluginName(){return"Heading"}}class g_ extends Yd{observe(t){this.listenTo(t,"load",(t,e)=>{const i=e.target;if(i.tagName=="IMG"){this._fireEvents(e)}},{useCapture:true})}_fireEvents(t){if(this.isEnabled){this.document.fire("layoutChanged");this.document.fire("imageLoaded",t)}}}class p_{constructor(){this._stack=[]}add(t,e){const i=this._stack;const n=i[0];this._insertDescriptor(t);const o=i[0];if(n!==o&&!b_(n,o)){this.fire("change:top",{oldDescriptor:n,newDescriptor:o,writer:e})}}remove(t,e){const i=this._stack;const n=i[0];this._removeDescriptor(t);const o=i[0];if(n!==o&&!b_(n,o)){this.fire("change:top",{oldDescriptor:n,newDescriptor:o,writer:e})}}_insertDescriptor(t){const e=this._stack;const i=e.findIndex(e=>e.id===t.id);if(b_(t,e[i])){return}if(i>-1){e.splice(i,1)}let n=0;while(e[n]&&w_(e[n],t)){n++}e.splice(n,0,t)}_removeDescriptor(t){const e=this._stack;const i=e.findIndex(e=>e.id===t);if(i>-1){e.splice(i,1)}}}vs(p_,ds);function b_(t,e){return t&&e&&t.priority==e.priority&&__(t.classes)==__(e.classes)}function w_(t,e){if(t.priority>e.priority){return true}else if(t.priority<e.priority){return false}return __(t.classes)>__(e.classes)}function __(t){return Array.isArray(t)?t.sort().join(","):t}var k_='<svg viewBox="0 0 16 16" xmlns="http://www.w3.org/2000/svg"><path d="M4 0v1H1v3H0V.5A.5.5 0 0 1 .5 0H4zm8 0h3.5a.5.5 0 0 1 .5.5V4h-1V1h-3V0zM4 16H.5a.5.5 0 0 1-.5-.5V12h1v3h3v1zm8 0v-1h3v-3h1v3.5a.5.5 0 0 1-.5.5H12z"/><path fill-opacity=".256" d="M1 1h14v14H1z"/><g class="ck-icon__selected-indicator"><path d="M7 0h2v1H7V0zM0 7h1v2H0V7zm15 0h1v2h-1V7zm-8 8h2v1H7v-1z"/><path fill-opacity=".254" d="M1 1h14v14H1z"/></g></svg>';const v_="ck-widget";const y_="ck-widget_selected";function x_(t){if(!t.is("element")){return false}return!!t.getCustomProperty("widget")}function A_(t,e,i={}){if(!Cl.isEdge){e.setAttribute("contenteditable","false",t)}e.addClass(v_,t);e.setCustomProperty("widget",true,t);t.getFillerOffset=I_;if(i.label){T_(t,i.label,e)}if(i.hasSelectionHandle){N_(t,e)}C_(t,e,(t,e,i)=>i.addClass(n(e.classes),t),(t,e,i)=>i.removeClass(n(e.classes),t));return t;function n(t){return Array.isArray(t)?t:[t]}}function C_(t,e,i,n){const o=new p_;o.on("change:top",(e,o)=>{if(o.oldDescriptor){n(t,o.oldDescriptor,o.writer)}if(o.newDescriptor){i(t,o.newDescriptor,o.writer)}});e.setCustomProperty("addHighlight",(t,e,i)=>o.add(e,i),t);e.setCustomProperty("removeHighlight",(t,e,i)=>o.remove(e,i),t)}function T_(t,e,i){i.setCustomProperty("widgetLabel",e,t)}function E_(t){const e=t.getCustomProperty("widgetLabel");if(!e){return""}return typeof e=="function"?e():e}function M_(t,e){e.addClass(["ck-editor__editable","ck-editor__nested-editable"],t);if(!Cl.isEdge){e.setAttribute("contenteditable",t.isReadOnly?"false":"true",t);t.on("change:isReadOnly",(i,n,o)=>{e.setAttribute("contenteditable",o?"false":"true",t)})}t.on("change:isFocused",(i,n,o)=>{if(o){e.addClass("ck-editor__nested-editable_focused",t)}else{e.removeClass("ck-editor__nested-editable_focused",t)}});return t}function P_(t,e){const i=t.getSelectedElement();if(i&&e.schema.isBlock(i)){return e.createPositionAfter(i)}const n=t.getSelectedBlocks().next().value;if(n){if(n.isEmpty){return e.createPositionAt(n,0)}const i=e.createPositionAfter(n);if(t.focus.isTouching(i)){return i}return e.createPositionBefore(n)}return t.focus}function S_(t,e){return(i,n)=>{const{mapper:o,viewPosition:r}=n;const s=o.findMappedViewAncestor(r);if(!e(s)){return}const a=o.toModelElement(s);n.modelPosition=t.createPositionAt(a,r.isAtStart?"before":"after")}}function I_(){return null}function N_(t,e){const i=e.createUIElement("div",{class:"ck ck-widget__selection-handle"},(function(t){const e=this.toDomElement(t);const i=new Gb;i.set("content",k_);i.render();e.appendChild(i.element);return e}));e.insert(e.createPositionAt(t,0),i);e.addClass(["ck-widget_with-selection-handle"],t)}function O_(t,e,i){e.setCustomProperty("image",true,t);return A_(t,e,{label:n});function n(){const e=B_(t);const n=e.getAttribute("alt");return n?`${n} ${i}`:i}}function L_(t){return!!t.getCustomProperty("image")&&x_(t)}function z_(t){const e=t.getSelectedElement();if(e&&L_(e)){return e}return null}function R_(t){return!!t&&t.is("image")}function j_(t,e,i={}){const n=t.createElement("image",i);const o=P_(e.document.selection,e);e.insertContent(n,o);if(n.parent){t.setSelection(n,"on")}}function D_(t){const e=t.schema;const i=t.document.selection;return V_(i,e,t)&&!F_(i,e)&&H_(i)}function B_(t){return Array.from(t.getChildren()).find(t=>t.is("img"))}function V_(t,e,i){const n=W_(t,i);return e.checkChild(n,"image")}function F_(t,e){const i=t.getSelectedElement();return i&&e.isObject(i)}function H_(t){return[...t.focus.getAncestors()].every(t=>!t.is("image"))}function W_(t,e){const i=P_(t,e);const n=i.parent;if(n.isEmpty&&!n.is("$root")){return n.parent}return n}function U_(){return e=>{e.on("element:figure",t)};function t(t,e,i){if(!i.consumable.test(e.viewItem,{name:true,classes:"image"})){return}const n=B_(e.viewItem);if(!n||!n.hasAttribute("src")||!i.consumable.test(n,{name:true})){return}const o=i.convertItem(n,e.modelCursor);const r=Dw(o.modelRange.getItems());if(!r){return}i.convertChildren(e.viewItem,i.writer.createPositionAt(r,0));e.modelRange=o.modelRange;e.modelCursor=o.modelCursor}}function q_(){return e=>{e.on("attribute:srcset:image",t)};function t(t,e,i){if(!i.consumable.consume(e.item,t.name)){return}const n=i.writer;const o=i.mapper.toViewElement(e.item);const r=B_(o);if(e.attributeNewValue===null){const t=e.attributeOldValue;if(t.data){n.removeAttribute("srcset",r);n.removeAttribute("sizes",r);if(t.width){n.removeAttribute("width",r)}}}else{const t=e.attributeNewValue;if(t.data){n.setAttribute("srcset",t.data,r);n.setAttribute("sizes","100vw",r);if(t.width){n.setAttribute("width",t.width,r)}}}}}function $_(t){return i=>{i.on(`attribute:${t}:image`,e)};function e(t,e,i){if(!i.consumable.consume(e.item,t.name)){return}const n=i.writer;const o=i.mapper.toViewElement(e.item);const r=B_(o);if(e.attributeNewValue!==null){n.setAttribute(e.attributeKey,e.attributeNewValue,r)}else{n.removeAttribute(e.attributeKey,r)}}}class Y_ extends Rw{refresh(){this.isEnabled=D_(this.editor.model)}execute(t){const e=this.editor.model;e.change(i=>{const n=Array.isArray(t.source)?t.source:[t.source];for(const t of n){j_(i,e,{src:t})}})}}class G_ extends Nw{static get pluginName(){return"ImageEditing"}init(){const t=this.editor;const e=t.model.schema;const i=t.t;const n=t.conversion;t.editing.view.addObserver(g_);e.register("image",{isObject:true,isBlock:true,allowWhere:"$block",allowAttributes:["alt","src","srcset"]});n.for("dataDowncast").elementToElement({model:"image",view:(t,e)=>J_(e)});n.for("editingDowncast").elementToElement({model:"image",view:(t,e)=>O_(J_(e),e,i("jk"))});n.for("downcast").add($_("src")).add($_("alt")).add(q_());n.for("upcast").elementToElement({view:{name:"img",attributes:{src:true}},model:(t,e)=>e.createElement("image",{src:t.getAttribute("src")})}).attributeToAttribute({view:{name:"img",key:"alt"},model:"alt"}).attributeToAttribute({view:{name:"img",key:"srcset"},model:{key:"srcset",value:t=>{const e={data:t.getAttribute("srcset")};if(t.hasAttribute("width")){e.width=t.getAttribute("width")}return e}}}).add(U_());t.commands.add("imageInsert",new Y_(t))}}function J_(t){const e=t.createEmptyElement("img");const i=t.createContainerElement("figure",{class:"image"});t.insert(t.createPositionAt(i,0),e);return i}class X_ extends Ju{constructor(t){super(t);this.domEventType="mousedown"}onDomEvent(t){this.fire(t.type,t)}}var Q_=i(50);const K_=Rl("Ctrl+A");class Z_ extends Nw{static get pluginName(){return"Widget"}init(){const t=this.editor.editing.view;const e=t.document;this._previouslySelected=new Set;this.editor.editing.downcastDispatcher.on("selection",(t,e,i)=>{this._clearPreviouslySelectedWidgets(i.writer);const n=i.writer;const o=n.document.selection;const r=o.getSelectedElement();let s=null;for(const t of o.getRanges()){for(const e of t){const t=e.item;if(x_(t)&&!nk(t,s)){n.addClass(y_,t);this._previouslySelected.add(t);s=t;if(t==r){n.setSelection(o.getRanges(),{fake:true,label:E_(r)})}}}}},{priority:"low"});t.addObserver(X_);this.listenTo(e,"mousedown",(...t)=>this._onMousedown(...t));this.listenTo(e,"keydown",(...t)=>this._onKeydown(...t),{priority:"high"});this.listenTo(e,"delete",(t,e)=>{if(this._handleDelete(e.direction=="forward")){e.preventDefault();t.stop()}},{priority:"high"})}_onMousedown(t,e){const i=this.editor;const n=i.editing.view;const o=n.document;let r=e.target;if(ik(r)){if(Cl.isSafari&&e.domEvent.detail>=3){const t=i.editing.mapper;const n=t.toModelElement(r);this.editor.model.change(t=>{e.preventDefault();t.setSelection(n,"in")})}return}if(!x_(r)){r=r.findAncestor(x_);if(!r){return}}e.preventDefault();if(!o.isFocused){n.focus()}const s=i.editing.mapper.toModelElement(r);this._setSelectionOverElement(s)}_onKeydown(t,e){const i=e.keyCode;const n=this.editor.locale.contentLanguageDirection==="ltr";const o=i==Ll.arrowdown||i==Ll[n?"arrowright":"arrowleft"];let r=false;if(tk(i)){r=this._handleArrowKeys(o)}else if(ek(e)){r=this._selectAllNestedEditableContent()||this._selectAllContent()}else if(i===Ll.enter){r=this._handleEnterKey(e.shiftKey)}if(r){e.preventDefault();t.stop()}}_handleDelete(t){if(this.editor.isReadOnly){return}const e=this.editor.model.document;const i=e.selection;if(!i.isCollapsed){return}const n=this._getObjectElementNextToSelection(t);if(n){this.editor.model.change(t=>{let e=i.anchor.parent;while(e.isEmpty){const i=e;e=i.parent;t.remove(i)}this._setSelectionOverElement(n)});return true}}_handleArrowKeys(t){const e=this.editor.model;const i=e.schema;const n=e.document;const o=n.selection;const r=o.getSelectedElement();if(r&&i.isObject(r)){const n=t?o.getLastPosition():o.getFirstPosition();const r=i.getNearestSelectionRange(n,t?"forward":"backward");if(r){e.change(t=>{t.setSelection(r)})}return true}if(!o.isCollapsed){return}const s=this._getObjectElementNextToSelection(t);if(!!s&&i.isObject(s)){this._setSelectionOverElement(s);return true}}_handleEnterKey(t){const e=this.editor.model;const i=e.document.selection;const n=i.getSelectedElement();if(ok(n,e.schema)){e.change(i=>{let o=i.createPositionAt(n,t?"before":"after");const r=i.createElement("paragraph");if(e.schema.isBlock(n.parent)){const t=e.schema.findAllowedParent(o,r);o=i.split(o,t).position}i.insert(r,o);i.setSelection(r,"in")});return true}}_selectAllNestedEditableContent(){const t=this.editor.model;const e=t.document.selection;const i=t.schema.getLimitElement(e);if(e.getFirstRange().root==i){return false}t.change(t=>{t.setSelection(t.createRangeIn(i))});return true}_selectAllContent(){const t=this.editor.model;const e=this.editor.editing;const i=e.view;const n=i.document;const o=n.selection;const r=o.getSelectedElement();if(r&&x_(r)){const i=e.mapper.toModelElement(r.parent);t.change(t=>{t.setSelection(t.createRangeIn(i))});return true}return false}_setSelectionOverElement(t){this.editor.model.change(e=>{e.setSelection(e.createRangeOn(t))})}_getObjectElementNextToSelection(t){const e=this.editor.model;const i=e.schema;const n=e.document.selection;const o=e.createSelection(n);e.modifySelection(o,{direction:t?"forward":"backward"});const r=t?o.focus.nodeBefore:o.focus.nodeAfter;if(!!r&&i.isObject(r)){return r}return null}_clearPreviouslySelectedWidgets(t){for(const e of this._previouslySelected){t.removeClass(y_,e)}this._previouslySelected.clear()}}function tk(t){return t==Ll.arrowright||t==Ll.arrowleft||t==Ll.arrowup||t==Ll.arrowdown}function ek(t){return zl(t)==K_}function ik(t){while(t){if(t.is("editableElement")&&!t.is("rootElement")){return true}if(x_(t)){return false}t=t.parent}return false}function nk(t,e){if(!e){return false}return Array.from(t.getAncestors()).includes(e)}function ok(t,e){return t&&e.isObject(t)&&!e.isInline(t)}class rk extends Rw{refresh(){const t=this.editor.model.document.selection.getSelectedElement();this.isEnabled=R_(t);if(R_(t)&&t.hasAttribute("alt")){this.value=t.getAttribute("alt")}else{this.value=false}}execute(t){const e=this.editor.model;const i=e.document.selection.getSelectedElement();e.change(e=>{e.setAttribute("alt",t.newValue,i)})}}class sk extends Nw{static get pluginName(){return"ImageTextAlternativeEditing"}init(){this.editor.commands.add("imageTextAlternative",new rk(this.editor))}}var ak=i(52);class ck extends gb{constructor(t,e){super(t);const i=`ck-input-${is()}`;const n=`ck-status-${is()}`;this.set("label");this.set("value");this.set("isReadOnly",false);this.set("errorText",null);this.set("infoText",null);this.labelView=this._createLabelView(i);this.inputView=this._createInputView(e,i,n);this.statusView=this._createStatusView(n);this.bind("_statusText").to(this,"errorText",this,"infoText",(t,e)=>t||e);const o=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-input",o.if("isReadOnly","ck-disabled")]},children:[this.labelView,this.inputView,this.statusView]})}_createLabelView(t){const e=new Ab(this.locale);e.for=t;e.bind("text").to(this,"label");return e}_createInputView(t,e,i){const n=new t(this.locale,i);n.id=e;n.ariaDescribedById=i;n.bind("value").to(this);n.bind("isReadOnly").to(this);n.bind("hasError").to(this,"errorText",t=>!!t);n.on("input",()=>{this.errorText=null});return n}_createStatusView(t){const e=new gb(this.locale);const i=this.bindTemplate;e.setTemplate({tag:"div",attributes:{class:["ck","ck-labeled-input__status",i.if("errorText","ck-labeled-input__status_error"),i.if("_statusText","ck-hidden",t=>!t)],id:t,role:i.if("errorText","alert")},children:[{text:i.to("_statusText")}]});return e}select(){this.inputView.select()}focus(){this.inputView.focus()}}var lk=i(54);class dk extends gb{constructor(t){super(t);this.set("value");this.set("id");this.set("placeholder");this.set("isReadOnly",false);this.set("hasError",false);this.set("ariaDescribedById");const e=this.bindTemplate;this.setTemplate({tag:"input",attributes:{type:"text",class:["ck","ck-input","ck-input-text",e.if("hasError","ck-error")],id:e.to("id"),placeholder:e.to("placeholder"),readonly:e.to("isReadOnly"),"aria-invalid":e.if("hasError",true),"aria-describedby":e.to("ariaDescribedById")},on:{input:e.to("input")}})}render(){super.render();const t=t=>{this.element.value=!t&&t!==0?"":t};t(this.value);this.on("change:value",(e,i,n)=>{t(n)})}select(){this.element.select()}focus(){this.element.focus()}}function uk({view:t}){t.listenTo(t.element,"submit",(e,i)=>{i.preventDefault();t.fire("submit")},{useCapture:true})}var hk='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M6.972 16.615a.997.997 0 0 1-.744-.292l-4.596-4.596a1 1 0 1 1 1.414-1.414l3.926 3.926 9.937-9.937a1 1 0 0 1 1.414 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tab",focusNext:"tab"}});this.setTemplate({tag:"form",attributes:{class:["ck","ck-text-alternative-form"],tabindex:"-1"},children:[this.labeledInput,this.saveButtonView,this.cancelButtonView]})}render(){super.render();this.keystrokes.listenTo(this.element);uk({view:this});[this.labeledInput,this.saveButtonView,this.cancelButtonView].forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)})}_createButton(t,e,i,n){const o=new Kb(this.locale);o.set({label:t,icon:e,tooltip:true});o.extendTemplate({attributes:{class:i}});if(n){o.delegate("execute").to(this,n)}return o}_createLabeledInputView(){const t=this.locale.t;const e=new ck(this.locale,dk);e.label=t("lx");e.inputView.placeholder=t("lx");return e}}var pk=i(58);const bk=Mb("px");const wk=Nd.document.body;class _k extends gb{constructor(t){super(t);const e=this.bindTemplate;this.set("top",0);this.set("left",0);this.set("position","arrow_nw");this.set("isVisible",false);this.set("withArrow",true);this.set("class");this.content=this.createCollection();this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-panel",e.to("position",t=>`ck-balloon-panel_${t}`),e.if("isVisible","ck-balloon-panel_visible"),e.if("withArrow","ck-balloon-panel_with-arrow"),e.to("class")],style:{top:e.to("top",bk),left:e.to("left",bk)}},children:this.content})}show(){this.isVisible=true}hide(){this.isVisible=false}attachTo(t){this.show();const e=_k.defaultPositions;const i=Object.assign({},{element:this.element,positions:[e.southArrowNorth,e.southArrowNorthMiddleWest,e.southArrowNorthMiddleEast,e.southArrowNorthWest,e.southArrowNorthEast,e.northArrowSouth,e.northArrowSouthMiddleWest,e.northArrowSouthMiddleEast,e.northArrowSouthWest,e.northArrowSouthEast],limiter:wk,fitInViewport:true},t);const n=_k._getOptimalPosition(i);const o=parseInt(n.left);const r=parseInt(n.top);const s=n.name;Object.assign(this,{top:r,left:o,position:s})}pin(t){this.unpin();this._pinWhenIsVisibleCallback=()=>{if(this.isVisible){this._startPinning(t)}else{this._stopPinning()}};this._startPinning(t);this.listenTo(this,"change:isVisible",this._pinWhenIsVisibleCallback)}unpin(){if(this._pinWhenIsVisibleCallback){this._stopPinning();this.stopListening(this,"change:isVisible",this._pinWhenIsVisibleCallback);this._pinWhenIsVisibleCallback=null;this.hide()}}_startPinning(t){this.attachTo(t);const e=kk(t.target);const i=t.limiter?kk(t.limiter):wk;this.listenTo(Nd.document,"scroll",(n,o)=>{const r=o.target;const s=e&&r.contains(e);const a=i&&r.contains(i);if(s||a||!e||!i){this.attachTo(t)}},{useCapture:true});this.listenTo(Nd.window,"resize",()=>{this.attachTo(t)})}_stopPinning(){this.stopListening(Nd.document,"scroll");this.stopListening(Nd.window,"resize")}}function kk(t){if(Gr(t)){return t}if(wh(t)){return t.commonAncestorContainer}if(typeof t=="function"){return kk(t())}return null}_k.arrowHorizontalOffset=25;_k.arrowVerticalOffset=10;_k._getOptimalPosition=Hb;_k.defaultPositions={northWestArrowSouthWest:(t,e)=>({top:vk(t,e),left:t.left-_k.arrowHorizontalOffset,name:"arrow_sw"}),northWestArrowSouthMiddleWest:(t,e)=>({top:vk(t,e),left:t.left-e.width*.25-_k.arrowHorizontalOffset,name:"arrow_smw"}),northWestArrowSouth:(t,e)=>({top:vk(t,e),left:t.left-e.width/2,name:"arrow_s"}),northWestArrowSouthMiddleEast:(t,e)=>({top:vk(t,e),left:t.left-e.width*.75+_k.arrowHorizontalOffset,name:"arrow_sme"}),northWestArrowSouthEast:(t,e)=>({top:vk(t,e),left:t.left-e.width+_k.arrowHorizontalOffset,name:"arrow_se"}),northArrowSouthWest:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-_k.arrowHorizontalOffset,name:"arrow_sw"}),northArrowSouthMiddleWest:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-e.width*.25-_k.arrowHorizontalOffset,name:"arrow_smw"}),northArrowSouth:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-e.width/2,name:"arrow_s"}),northArrowSouthMiddleEast:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-e.width*.75+_k.arrowHorizontalOffset,name:"arrow_sme"}),northArrowSouthEast:(t,e)=>({top:vk(t,e),left:t.left+t.width/2-e.width+_k.arrowHorizontalOffset,name:"arrow_se"}),northEastArrowSouthWest:(t,e)=>({top:vk(t,e),left:t.right-_k.arrowHorizontalOffset,name:"arrow_sw"}),northEastArrowSouthMiddleWest:(t,e)=>({top:vk(t,e),left:t.right-e.width*.25-_k.arrowHorizontalOffset,name:"arrow_smw"}),northEastArrowSouth:(t,e)=>({top:vk(t,e),left:t.right-e.width/2,name:"arrow_s"}),northEastArrowSouthMiddleEast:(t,e)=>({top:vk(t,e),left:t.right-e.width*.75+_k.arrowHorizontalOffset,name:"arrow_sme"}),northEastArrowSouthEast:(t,e)=>({top:vk(t,e),left:t.right-e.width+_k.arrowHorizontalOffset,name:"arrow_se"}),southWestArrowNorthWest:(t,e)=>({top:yk(t,e),left:t.left-_k.arrowHorizontalOffset,name:"arrow_nw"}),southWestArrowNorthMiddleWest:(t,e)=>({top:yk(t,e),left:t.left-e.width*.25-_k.arrowHorizontalOffset,name:"arrow_nmw"}),southWestArrowNorth:(t,e)=>({top:yk(t,e),left:t.left-e.width/2,name:"arrow_n"}),southWestArrowNorthMiddleEast:(t,e)=>({top:yk(t,e),left:t.left-e.width*.75+_k.arrowHorizontalOffset,name:"arrow_nme"}),southWestArrowNorthEast:(t,e)=>({top:yk(t,e),left:t.left-e.width+_k.arrowHorizontalOffset,name:"arrow_ne"}),southArrowNorthWest:(t,e)=>({top:yk(t,e),left:t.left+t.width/2-_k.arrowHorizontalOffset,name:"arrow_nw"}),southArrowNorthMiddleWest:(t,e)=>({top:yk(t,e),left:t.left+t.width/2-e.width*.25-_k.arrowHorizontalOffset,name:"arrow_nmw"}),southArrowNorth:(t,e)=>({top:yk(t,e),left:t.left+t.width/2-e.width/2,name:"arrow_n"}),southArrowNorthMiddleEast:(t,e)=>({top:yk(t,e),left:t.left+t.width/2-e.width*.75+_k.arrowHorizontalOffset,name:"arrow_nme"}),southArrowNorthEast:(t,e)=>({top:yk(t,e),left:t.left+t.width/2-e.width+_k.arrowHorizontalOffset,name:"arrow_ne"}),southEastArrowNorthWest:(t,e)=>({top:yk(t,e),left:t.right-_k.arrowHorizontalOffset,name:"arrow_nw"}),southEastArrowNorthMiddleWest:(t,e)=>({top:yk(t,e),left:t.right-e.width*.25-_k.arrowHorizontalOffset,name:"arrow_nmw"}),southEastArrowNorth:(t,e)=>({top:yk(t,e),left:t.right-e.width/2,name:"arrow_n"}),southEastArrowNorthMiddleEast:(t,e)=>({top:yk(t,e),left:t.right-e.width*.75+_k.arrowHorizontalOffset,name:"arrow_nme"}),southEastArrowNorthEast:(t,e)=>({top:yk(t,e),left:t.right-e.width+_k.arrowHorizontalOffset,name:"arrow_ne"})};function vk(t,e){return t.top-e.height-_k.arrowVerticalOffset}function yk(t){return t.bottom+_k.arrowVerticalOffset}var xk='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.463 5.187a.888.888 0 1 1 1.254 1.255L9.16 10l3.557 3.557a.888.888 0 1 1-1.254 1.255L7.26 10.61a.888.888 0 0 1 .16-1.382l4.043-4.042z"/></svg>';var Ak='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.537 14.813a.888.888 0 1 1-1.254-1.255L10.84 10 7.283 6.442a.888.888 0 1 1 1.254-1.255L12.74 9.39a.888.888 0 0 1-.16 1.382l-4.043 4.042z"/></svg>';var Ck=i(60);var Tk=i(62);const Ek=Mb("px");class Mk extends Nw{static get pluginName(){return"ContextualBalloon"}constructor(t){super(t);this.positionLimiter=()=>{const t=this.editor.editing.view;const e=t.document;const i=e.selection.editableElement;if(i){return t.domConverter.mapViewToDom(i.root)}return null};this.set("visibleView",null);this.view=new _k(t.locale);t.ui.view.body.add(this.view);t.ui.focusTracker.add(this.view.element);this._viewToStack=new Map;this._idToStack=new Map;this.set("_numberOfStacks",0);this.set("_singleViewMode",false);this._rotatorView=this._createRotatorView();this._fakePanelsView=this._createFakePanelsView()}hasView(t){return Array.from(this._viewToStack.keys()).includes(t)}add(t){if(this.hasView(t.view)){throw new ss["b"]("contextualballoon-add-view-exist: Cannot add configuration of the same view twice.",[this,t])}const e=t.stackId||"main";if(!this._idToStack.has(e)){this._idToStack.set(e,new Map([[t.view,t]]));this._viewToStack.set(t.view,this._idToStack.get(e));this._numberOfStacks=this._idToStack.size;if(!this._visibleStack||t.singleViewMode){this.showStack(e)}return}const i=this._idToStack.get(e);if(t.singleViewMode){this.showStack(e)}i.set(t.view,t);this._viewToStack.set(t.view,i);if(i===this._visibleStack){this._showView(t)}}remove(t){if(!this.hasView(t)){throw new ss["b"]("contextualballoon-remove-view-not-exist: Cannot remove the configuration of a non-existent view.",[this,t])}const e=this._viewToStack.get(t);if(this._singleViewMode&&this.visibleView===t){this._singleViewMode=false}if(this.visibleView===t){if(e.size===1){if(this._idToStack.size>1){this._showNextStack()}else{this.view.hide();this.visibleView=null;this._rotatorView.hideView()}}else{this._showView(Array.from(e.values())[e.size-2])}}if(e.size===1){this._idToStack.delete(this._getStackId(e));this._numberOfStacks=this._idToStack.size}else{e.delete(t)}this._viewToStack.delete(t)}updatePosition(t){if(t){this._visibleStack.get(this.visibleView).position=t}this.view.pin(this._getBalloonPosition());this._fakePanelsView.updatePosition()}showStack(t){this.visibleStack=t;const e=this._idToStack.get(t);if(!e){throw new ss["b"]("contextualballoon-showstack-stack-not-exist: Cannot show a stack that does not exist.",this)}if(this._visibleStack===e){return}this._showView(Array.from(e.values()).pop())}get _visibleStack(){return this._viewToStack.get(this.visibleView)}_getStackId(t){const e=Array.from(this._idToStack.entries()).find(e=>e[1]===t);return e[0]}_showNextStack(){const t=Array.from(this._idToStack.values());let e=t.indexOf(this._visibleStack)+1;if(!t[e]){e=0}this.showStack(this._getStackId(t[e]))}_showPrevStack(){const t=Array.from(this._idToStack.values());let e=t.indexOf(this._visibleStack)-1;if(!t[e]){e=t.length-1}this.showStack(this._getStackId(t[e]))}_createRotatorView(){const t=new Pk(this.editor.locale);const e=this.editor.locale.t;this.view.content.add(t);t.bind("isNavigationVisible").to(this,"_numberOfStacks",this,"_singleViewMode",(t,e)=>!e&&t>1);t.on("change:isNavigationVisible",()=>this.updatePosition(),{priority:"low"});t.bind("counter").to(this,"visibleView",this,"_numberOfStacks",(t,i)=>{if(i<2){return""}const n=Array.from(this._idToStack.values()).indexOf(this._visibleStack)+1;return e("ma",[n,i])});t.buttonNextView.on("execute",()=>{if(t.focusTracker.isFocused){this.editor.editing.view.focus()}this._showNextStack()});t.buttonPrevView.on("execute",()=>{if(t.focusTracker.isFocused){this.editor.editing.view.focus()}this._showPrevStack()});return t}_createFakePanelsView(){const t=new Sk(this.editor.locale,this.view);t.bind("numberOfPanels").to(this,"_numberOfStacks",this,"_singleViewMode",(t,e)=>{const i=!e&&t>=2;return i?Math.min(t-1,2):0});t.listenTo(this.view,"change:top",()=>t.updatePosition());t.listenTo(this.view,"change:left",()=>t.updatePosition());this.editor.ui.view.body.add(t);return t}_showView({view:t,balloonClassName:e="",withArrow:i=true,singleViewMode:n=false}){this.view.class=e;this.view.withArrow=i;this._rotatorView.showView(t);this.visibleView=t;this.view.pin(this._getBalloonPosition());this._fakePanelsView.updatePosition();if(n){this._singleViewMode=true}}_getBalloonPosition(){let t=Array.from(this._visibleStack.values()).pop().position;if(t&&!t.limiter){t=Object.assign({},t,{limiter:this.positionLimiter})}return t}}class Pk extends gb{constructor(t){super(t);const e=t.t;const i=this.bindTemplate;this.set("isNavigationVisible",true);this.focusTracker=new xp;this.buttonPrevView=this._createButtonView(e("mb"),xk);this.buttonNextView=this._createButtonView(e("mc"),Ak);this.content=this.createCollection();this.setTemplate({tag:"div",attributes:{class:["ck","ck-balloon-rotator"],"z-index":"-1"},children:[{tag:"div",attributes:{class:["ck-balloon-rotator__navigation",i.to("isNavigationVisible",t=>t?"":"ck-hidden")]},children:[this.buttonPrevView,{tag:"span",attributes:{class:["ck-balloon-rotator__counter"]},children:[{text:i.to("counter")}]},this.buttonNextView]},{tag:"div",attributes:{class:"ck-balloon-rotator__content"},children:this.content}]})}render(){super.render();this.focusTracker.add(this.element)}showView(t){this.hideView();this.content.add(t)}hideView(){this.content.clear()}_createButtonView(t,e){const i=new Kb(this.locale);i.set({label:t,icon:e,tooltip:true});return i}}class Sk extends gb{constructor(t,e){super(t);const i=this.bindTemplate;this.set("top",0);this.set("left",0);this.set("height",0);this.set("width",0);this.set("numberOfPanels",0);this.content=this.createCollection();this._balloonPanelView=e;this.setTemplate({tag:"div",attributes:{class:["ck-fake-panel",i.to("numberOfPanels",t=>t?"":"ck-hidden")],style:{top:i.to("top",Ek),left:i.to("left",Ek),width:i.to("width",Ek),height:i.to("height",Ek)}},children:this.content});this.on("change:numberOfPanels",(t,e,i,n)=>{if(i>n){this._addPanels(i-n)}else{this._removePanels(n-i)}this.updatePosition()})}_addPanels(t){while(t--){const t=new gb;t.setTemplate({tag:"div"});this.content.add(t);this.registerChild(t)}}_removePanels(t){while(t--){const t=this.content.last;this.content.remove(t);this.deregisterChild(t);t.destroy()}}updatePosition(){if(this.numberOfPanels){const{top:t,left:e}=this._balloonPanelView;const{width:i,height:n}=new vh(this._balloonPanelView.element);Object.assign(this,{top:t,left:e,width:i,height:n})}}}var Ik='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M5.085 6.22L2.943 4.078a.75.75 0 1 1 1.06-1.06l2.592 2.59A11.094 11.094 0 0 1 10 5.068c4.738 0 8.578 3.101 8.578 5.083 0 1.197-1.401 2.803-3.555 3.887l1.714 1.713a.75.75 0 0 1-.09 1.138.488.488 0 0 1-.15.084.75.75 0 0 1-.821-.16L6.17 7.304c-.258.11-.51.233-.757.365l6.239 6.24-.006.005.78.78c-.388.094-.78.166-1.174.215l-1.11-1.11h.011L4.55 8.197a7.2 7.2 0 0 0-.665.514l-.112.098 4.897 4.897-.005.006 1.276 1.276a10.164 10.164 0 0 1-1.477-.117l-.479-.479-.009.009-4.863-4.863-.022.031a2.563 2.563 0 0 0-.124.2c-.043.077-.08.158-.108.241a.534.534 0 0 0-.028.133.29.29 0 0 0 .008.072.927.927 0 0 0 .082.226c.067.133.145.26.234.379l3.242 3.365.025.01.59.623c-3.265-.918-5.59-3.155-5.59-4.668 0-1.194 1.448-2.838 3.663-3.93zm7.07.531a4.632 4.632 0 0 1 1.108 5.992l.345.344.046-.018a9.313 9.313 0 0 0 2-1.112c.256-.187.5-.392.727-.613.137-.134.27-.277.392-.431.072-.091.141-.185.203-.286.057-.093.107-.19.148-.292a.72.72 0 0 0 .036-.12.29.29 0 0 0 .008-.072.492.492 0 0 0-.028-.133.999.999 0 0 0-.036-.096 2.165 2.165 0 0 0-.071-.145 2.917 2.917 0 0 0-.125-.2 3.592 3.592 0 0 0-.263-.335 5.444 5.444 0 0 0-.53-.523 7.955 7.955 0 0 0-1.054-.768 9.766 9.766 0 0 0-1.879-.891c-.337-.118-.68-.219-1.027-.301zm-2.85.21l-.069.002a.508.508 0 0 0-.254.097.496.496 0 0 0-.104.679.498.498 0 0 0 .326.199l.045.005c.091.003.181.003.272.012a2.45 2.45 0 0 1 2.017 1.513c.024.061.043.125.069.185a.494.494 0 0 0 .45.287h.008a.496.496 0 0 0 .35-.158.482.482 0 0 0 .13-.335.638.638 0 0 0-.048-.219 3.379 3.379 0 0 0-.36-.723 3.438 3.438 0 0 0-2.791-1.543l-.028-.001h-.013z"/></svg>';function Nk(t){const e=t.plugins.get("ContextualBalloon");if(z_(t.editing.view.document.selection)){const i=Ok(t);e.updatePosition(i)}}function Ok(t){const e=t.editing.view;const i=_k.defaultPositions;return{target:e.domConverter.viewToDom(e.document.selection.getSelectedElement()),positions:[i.northArrowSouth,i.northArrowSouthWest,i.northArrowSouthEast,i.southArrowNorth,i.southArrowNorthWest,i.southArrowNorthEast]}}class Lk extends Nw{static get requires(){return[Mk]}static get pluginName(){return"ImageTextAlternativeUI"}init(){this._createButton();this._createForm()}destroy(){super.destroy();this._form.destroy()}_createButton(){const t=this.editor;const e=t.t;t.ui.componentFactory.add("imageTextAlternative",i=>{const n=t.commands.get("imageTextAlternative");const o=new Kb(i);o.set({label:e("ks"),icon:Ik,tooltip:true});o.bind("isEnabled").to(n,"isEnabled");this.listenTo(o,"execute",()=>{this._showForm()});return o})}_createForm(){const t=this.editor;const e=t.editing.view;const i=e.document;this._balloon=this.editor.plugins.get("ContextualBalloon");this._form=new gk(t.locale);this._form.render();this.listenTo(this._form,"submit",()=>{t.execute("imageTextAlternative",{newValue:this._form.labeledInput.inputView.element.value});this._hideForm(true)});this.listenTo(this._form,"cancel",()=>{this._hideForm(true)});this._form.keystrokes.set("Esc",(t,e)=>{this._hideForm(true);e()});this.listenTo(t.ui,"update",()=>{if(!z_(i.selection)){this._hideForm(true)}else if(this._isVisible){Nk(t)}});aw({emitter:this._form,activator:()=>this._isVisible,contextElements:[this._balloon.view.element],callback:()=>this._hideForm()})}_showForm(){if(this._isVisible){return}const t=this.editor;const e=t.commands.get("imageTextAlternative");const i=this._form.labeledInput;if(!this._isInBalloon){this._balloon.add({view:this._form,position:Ok(t)})}i.value=i.inputView.element.value=e.value||"";this._form.labeledInput.select()}_hideForm(t){if(!this._isInBalloon){return}if(this._form.focusTracker.isFocused){this._form.saveButtonView.focus()}this._balloon.remove(this._form);if(t){this.editor.editing.view.focus()}}get _isVisible(){return this._balloon.visibleView===this._form}get _isInBalloon(){return this._balloon.hasView(this._form)}}class zk extends Nw{static get requires(){return[sk,Lk]}static get pluginName(){return"ImageTextAlternative"}}var Rk=i(64);class jk extends Nw{static get requires(){return[G_,Z_,zk]}static get pluginName(){return"Image"}}function Dk(t,e){return i=>{const n=i.createEditableElement("figcaption");i.setCustomProperty("imageCaption",true,n);Pp({view:t,element:n,text:e});return M_(n,i)}}function Bk(t){return!!t.getCustomProperty("imageCaption")}function Vk(t){for(const e of t.getChildren()){if(!!e&&e.is("caption")){return e}}return null}function Fk(t){const e=t.parent;if(t.name=="figcaption"&&e&&e.name=="figure"&&e.hasClass("image")){return{name:true}}return null}class Hk extends Nw{static get pluginName(){return"ImageCaptionEditing"}init(){const t=this.editor;const e=t.editing.view;const i=t.model.schema;const n=t.data;const o=t.editing;const r=t.t;i.register("caption",{allowIn:"image",allowContentOf:"$block",isLimit:true});t.model.document.registerPostFixer(t=>this._insertMissingModelCaptionElement(t));t.conversion.for("upcast").elementToElement({view:Fk,model:"caption"});const s=t=>t.createContainerElement("figcaption");n.downcastDispatcher.on("insert:caption",Wk(s,false));const a=Dk(e,r("jl"));o.downcastDispatcher.on("insert:caption",Wk(a));o.downcastDispatcher.on("insert",this._fixCaptionVisibility(t=>t.item),{priority:"high"});o.downcastDispatcher.on("remove",this._fixCaptionVisibility(t=>t.position.parent),{priority:"high"});e.document.registerPostFixer(t=>this._updateCaptionVisibility(t))}_updateCaptionVisibility(t){const e=this.editor.editing.mapper;const i=this._lastSelectedCaption;let n;const o=this.editor.model.document.selection;const r=o.getSelectedElement();if(r&&r.is("image")){const t=Vk(r);n=e.toViewElement(t)}const s=o.getFirstPosition();const a=qk(s.parent);if(a){n=e.toViewElement(a)}if(n){if(i){if(i===n){return Yk(n,t)}else{$k(i,t);this._lastSelectedCaption=n;return Yk(n,t)}}else{this._lastSelectedCaption=n;return Yk(n,t)}}else{if(i){const e=$k(i,t);this._lastSelectedCaption=null;return e}else{return false}}}_fixCaptionVisibility(t){return(e,i,n)=>{const o=t(i);const r=qk(o);const s=this.editor.editing.mapper;const a=n.writer;if(r){const t=s.toViewElement(r);if(t){if(r.childCount){a.removeClass("ck-hidden",t)}else{a.addClass("ck-hidden",t)}}}}}_insertMissingModelCaptionElement(t){const e=this.editor.model;const i=e.document.differ.getChanges();const n=[];for(const t of i){if(t.type=="insert"&&t.name!="$text"){const i=t.position.nodeAfter;if(i.is("image")&&!Vk(i)){n.push(i)}if(!i.is("image")&&i.childCount){for(const t of e.createRangeIn(i).getItems()){if(t.is("image")&&!Vk(t)){n.push(t)}}}}}for(const e of n){t.appendElement("caption",e)}return!!n.length}}function Wk(t,e=true){return(i,n,o)=>{const r=n.item;if(!r.childCount&&!e){return}if(R_(r.parent)){if(!o.consumable.consume(n.item,"insert")){return}const e=o.mapper.toViewElement(n.range.start.parent);const i=t(o.writer);const s=o.writer;if(!r.childCount){s.addClass("ck-hidden",i)}Uk(i,n.item,e,o)}}}function Uk(t,e,i,n){const o=n.writer.createPositionAt(i,"end");n.writer.insert(o,t);n.mapper.bindElements(e,t)}function qk(t){const e=t.getAncestors({includeSelf:true});const i=e.find(t=>t.name=="caption");if(i&&i.parent&&i.parent.name=="image"){return i}return null}function $k(t,e){if(!t.childCount&&!t.hasClass("ck-hidden")){e.addClass("ck-hidden",t);return true}return false}function Yk(t,e){if(t.hasClass("ck-hidden")){e.removeClass("ck-hidden",t);return true}return false}var Gk=i(66);class Jk extends Nw{static get requires(){return[Hk]}static get pluginName(){return"ImageCaption"}}class Xk extends Rw{constructor(t,e){super(t);this.defaultStyle=false;this.styles=e.reduce((t,e)=>{t[e.name]=e;if(e.isDefault){this.defaultStyle=e.name}return t},{})}refresh(){const t=this.editor.model.document.selection.getSelectedElement();this.isEnabled=R_(t);if(!t){this.value=false}else if(t.hasAttribute("imageStyle")){const e=t.getAttribute("imageStyle");this.value=this.styles[e]?e:false}else{this.value=this.defaultStyle}}execute(t){const e=t.value;const i=this.editor.model;const n=i.document.selection.getSelectedElement();i.change(t=>{if(this.styles[e].isDefault){t.removeAttribute("imageStyle",n)}else{t.setAttribute("imageStyle",e,n)}})}}function Qk(t){return(e,i,n)=>{if(!n.consumable.consume(i.item,e.name)){return}const o=Zk(i.attributeNewValue,t);const r=Zk(i.attributeOldValue,t);const s=n.mapper.toViewElement(i.item);const a=n.writer;if(r){a.removeClass(r.className,s)}if(o){a.addClass(o.className,s)}}}function Kk(t){const e=t.filter(t=>!t.isDefault);return(t,i,n)=>{if(!i.modelRange){return}const o=i.viewItem;const r=Dw(i.modelRange.getItems());if(!n.schema.checkAttribute(r,"imageStyle")){return}for(const t of e){if(n.consumable.consume(o,{classes:t.className})){n.writer.setAttribute("imageStyle",t.name,r)}}}}function Zk(t,e){for(const i of e){if(i.name===t){return i}}}var tv='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 4.5V3h16v1.5zm2.5 3V12h11V7.5h-11zM4.061 6H15.94c.586 0 1.061.407 1.061.91v5.68c0 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t.icon=="string"&&rv[t.icon]){t.icon=rv[t.icon]}return t}class cv extends Nw{static get pluginName(){return"ImageStyleEditing"}init(){const t=this.editor;const e=t.model.schema;const i=t.data;const n=t.editing;t.config.define("image.styles",["full","side"]);const o=sv(t.config.get("image.styles"));e.extend("image",{allowAttributes:"imageStyle"});const r=Qk(o);n.downcastDispatcher.on("attribute:imageStyle:image",r);i.downcastDispatcher.on("attribute:imageStyle:image",r);i.upcastDispatcher.on("element:figure",Kk(o),{priority:"low"});t.commands.add("imageStyle",new Xk(t,o))}}var lv=i(68);class dv extends Nw{static get pluginName(){return"ImageStyleUI"}get localizedDefaultStylesTitles(){const t=this.editor.t;return{"Full size image":t("jm"),"Side image":t("jn"),"Left aligned image":t("jo"),"Centered image":t("jp"),"Right aligned image":t("jq")}}init(){const t=this.editor;const e=t.config.get("image.styles");const i=uv(sv(e),this.localizedDefaultStylesTitles);for(const t of i){this._createButton(t)}}_createButton(t){const e=this.editor;const i=`imageStyle:${t.name}`;e.ui.componentFactory.add(i,i=>{const n=e.commands.get("imageStyle");const o=new Kb(i);o.set({label:t.title,icon:t.icon,tooltip:true,isToggleable:true});o.bind("isEnabled").to(n,"isEnabled");o.bind("isOn").to(n,"value",e=>e===t.name);this.listenTo(o,"execute",()=>{e.execute("imageStyle",{value:t.name});e.editing.view.focus()});return o})}}function uv(t,e){for(const i of t){if(e[i.title]){i.title=e[i.title]}}return t}class hv extends Nw{static get requires(){return[cv,dv]}static get pluginName(){return"ImageStyle"}}class fv extends Nw{static get requires(){return[Mk]}static get pluginName(){return"WidgetToolbarRepository"}init(){const t=this.editor;if(t.plugins.has("BalloonToolbar")){const e=t.plugins.get("BalloonToolbar");this.listenTo(e,"show",e=>{if(pv(t.editing.view.document.selection)){e.stop()}},{priority:"high"})}this._toolbarDefinitions=new Map;this._balloon=this.editor.plugins.get("ContextualBalloon");this.on("change:isEnabled",()=>{this._updateToolbarsVisibility()});this.listenTo(t.ui,"update",()=>{this._updateToolbarsVisibility()});this.listenTo(t.ui.focusTracker,"change:isFocused",()=>{this._updateToolbarsVisibility()},{priority:"low"})}destroy(){super.destroy();for(const t of this._toolbarDefinitions.values()){t.view.destroy()}}register(t,{ariaLabel:e,items:i,getRelatedElement:n,balloonClassName:o="ck-toolbar-container"}){const r=this.editor;const s=r.t;const a=new _w(r.locale);a.ariaLabel=e||s("jt");if(this._toolbarDefinitions.has(t)){throw new ss["b"]("widget-toolbar-duplicated: Toolbar with the given id was already added.",this,{toolbarId:t})}a.fillFromConfig(i,r.ui.componentFactory);this._toolbarDefinitions.set(t,{view:a,getRelatedElement:n,balloonClassName:o})}_updateToolbarsVisibility(){let t=0;let e=null;let i=null;for(const n of this._toolbarDefinitions.values()){const o=n.getRelatedElement(this.editor.editing.view.document.selection);if(!this.isEnabled||!o){if(this._isToolbarInBalloon(n)){this._hideToolbar(n)}}else if(!this.editor.ui.focusTracker.isFocused){if(this._isToolbarVisible(n)){this._hideToolbar(n)}}else{const r=o.getAncestors().length;if(r>t){t=r;e=o;i=n}}}if(i){this._showToolbar(i,e)}}_hideToolbar(t){this._balloon.remove(t.view);this.stopListening(this._balloon,"change:visibleView")}_showToolbar(t,e){if(this._isToolbarVisible(t)){mv(this.editor,e)}else if(!this._isToolbarInBalloon(t)){this._balloon.add({view:t.view,position:gv(this.editor,e),balloonClassName:t.balloonClassName});this.listenTo(this._balloon,"change:visibleView",()=>{for(const t of this._toolbarDefinitions.values()){if(this._isToolbarVisible(t)){const e=t.getRelatedElement(this.editor.editing.view.document.selection);mv(this.editor,e)}}})}}_isToolbarVisible(t){return this._balloon.visibleView===t.view}_isToolbarInBalloon(t){return this._balloon.hasView(t.view)}}function mv(t,e){const i=t.plugins.get("ContextualBalloon");const n=gv(t,e);i.updatePosition(n)}function gv(t,e){const i=t.editing.view;const n=_k.defaultPositions;return{target:i.domConverter.mapViewToDom(e),positions:[n.northArrowSouth,n.northArrowSouthWest,n.northArrowSouthEast,n.southArrowNorth,n.southArrowNorthWest,n.southArrowNorthEast]}}function pv(t){const e=t.getSelectedElement();return!!(e&&x_(e))}class bv extends Nw{static get requires(){return[fv]}static get pluginName(){return"ImageToolbar"}afterInit(){const t=this.editor;const e=t.t;const i=t.plugins.get(fv);i.register("image",{ariaLabel:e("a"),items:t.config.get("image.toolbar")||[],getRelatedElement:z_})}}class wv extends gb{constructor(t){super(t);this.buttonView=new Kb(t);this._fileInputView=new _v(t);this._fileInputView.bind("acceptedType").to(this);this._fileInputView.bind("allowMultipleFiles").to(this);this._fileInputView.delegate("done").to(this);this.setTemplate({tag:"span",attributes:{class:"ck-file-dialog-button"},children:[this.buttonView,this._fileInputView]});this.buttonView.on("execute",()=>{this._fileInputView.open()})}focus(){this.buttonView.focus()}}class _v extends gb{constructor(t){super(t);this.set("acceptedType");this.set("allowMultipleFiles",false);const e=this.bindTemplate;this.setTemplate({tag:"input",attributes:{class:["ck-hidden"],type:"file",tabindex:"-1",accept:e.to("acceptedType"),multiple:e.to("allowMultipleFiles")},on:{change:e.to(()=>{if(this.element&&this.element.files&&this.element.files.length){this.fire("done",this.element.files)}this.element.value=""})}})}open(){this.element.click()}}var kv='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M6.91 10.54c.26-.23.64-.21.88.03l3.36 3.14 2.23-2.06a.64.64 0 0 1 .87 0l2.52 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Nw{init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add("imageUpload",i=>{const n=new wv(i);const o=t.commands.get("imageUpload");const r=t.config.get("image.upload.types");const s=vv(r);n.set({acceptedType:r.map(t=>`image/${t}`).join(","),allowMultipleFiles:true});n.buttonView.set({label:e("jr"),icon:kv,tooltip:true});n.buttonView.bind("isEnabled").to(o);n.on("done",(e,i)=>{const n=Array.from(i).filter(t=>s.test(t.type));if(n.length){t.execute("imageUpload",{file:n})}});return n})}}class Ev{constructor(t){this.context=t}destroy(){this.stopListening()}static get isContextPlugin(){return true}}vs(Ev,Jc);class Mv extends Ev{static get pluginName(){return"PendingActions"}init(){this.set("hasAny",false);this._actions=new ys({idProperty:"_id"});this._actions.delegate("add","remove").to(this)}add(t){if(typeof t!=="string"){throw new ss["b"]("pendingactions-add-invalid-message: The message must be a string.",this)}const e=Object.create(Jc);e.set("message",t);this._actions.add(e);this.hasAny=true;return e}remove(t){this._actions.remove(t);this.hasAny=!!this._actions.length}get first(){return this._actions.get(0)}[Symbol.iterator](){return this._actions[Symbol.iterator]()}}class Pv{constructor(){const t=new window.FileReader;this._reader=t;this._data=undefined;this.set("loaded",0);t.onprogress=t=>{this.loaded=t.loaded}}get error(){return this._reader.error}get data(){return this._data}read(t){const e=this._reader;this.total=t.size;return new Promise((i,n)=>{e.onload=()=>{const t=e.result;this._data=t;i(t)};e.onerror=()=>{n("error")};e.onabort=()=>{n("aborted")};this._reader.readAsDataURL(t)})}abort(){this._reader.abort()}}vs(Pv,Jc);class Sv extends Nw{static get pluginName(){return"FileRepository"}static get requires(){return[Mv]}init(){this.loaders=new ys;this.loaders.on("add",()=>this._updatePendingAction());this.loaders.on("remove",()=>this._updatePendingAction());this._loadersMap=new Map;this._pendingAction=null;this.set("uploaded",0);this.set("uploadTotal",null);this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(t,e)=>e?t/e*100:0)}getLoader(t){return this._loadersMap.get(t)||null}createLoader(t){if(!this.createUploadAdapter){console.warn(Object(ss["a"])("filerepository-no-upload-adapter: Upload adapter is not defined."));return null}const e=new Iv(Promise.resolve(t),this.createUploadAdapter);this.loaders.add(e);this._loadersMap.set(t,e);if(t instanceof Promise){e.file.then(t=>{this._loadersMap.set(t,e)}).catch(()=>{})}e.on("change:uploaded",()=>{let t=0;for(const e of this.loaders){t+=e.uploaded}this.uploaded=t});e.on("change:uploadTotal",()=>{let t=0;for(const e of this.loaders){if(e.uploadTotal){t+=e.uploadTotal}}this.uploadTotal=t});return e}destroyLoader(t){const e=t instanceof Iv?t:this.getLoader(t);e._destroy();this.loaders.remove(e);this._loadersMap.forEach((t,i)=>{if(t===e){this._loadersMap.delete(i)}})}_updatePendingAction(){const t=this.editor.plugins.get(Mv);if(this.loaders.length){if(!this._pendingAction){const e=this.editor.t;const i=t=>`${e("kj")} ${parseInt(t)}%.`;this._pendingAction=t.add(i(this.uploadedPercent));this._pendingAction.bind("message").to(this,"uploadedPercent",i)}}else{t.remove(this._pendingAction);this._pendingAction=null}}}vs(Sv,Jc);class Iv{constructor(t,e){this.id=is();this._filePromiseWrapper=this._createFilePromiseWrapper(t);this._adapter=e(this);this._reader=new Pv;this.set("status","idle");this.set("uploaded",0);this.set("uploadTotal",null);this.bind("uploadedPercent").to(this,"uploaded",this,"uploadTotal",(t,e)=>e?t/e*100:0);this.set("uploadResponse",null)}get file(){if(!this._filePromiseWrapper){return Promise.resolve(null)}else{return this._filePromiseWrapper.promise.then(t=>this._filePromiseWrapper?t:null)}}get data(){return this._reader.data}read(){if(this.status!="idle"){throw new ss["b"]("filerepository-read-wrong-status: You cannot call read if the status is different than idle.",this)}this.status="reading";return this.file.then(t=>this._reader.read(t)).then(t=>{this.status="idle";return t}).catch(t=>{if(t==="aborted"){this.status="aborted";throw"aborted"}this.status="error";throw this._reader.error?this._reader.error:t})}upload(){if(this.status!="idle"){throw new ss["b"]("filerepository-upload-wrong-status: You cannot call upload if the status is different than idle.",this)}this.status="uploading";return this.file.then(()=>this._adapter.upload()).then(t=>{this.uploadResponse=t;this.status="idle";return t}).catch(t=>{if(this.status==="aborted"){throw"aborted"}this.status="error";throw t})}abort(){const t=this.status;this.status="aborted";if(!this._filePromiseWrapper.isFulfilled){this._filePromiseWrapper.promise.catch(()=>{});this._filePromiseWrapper.rejecter("aborted")}else if(t=="reading"){this._reader.abort()}else if(t=="uploading"&&this._adapter.abort){this._adapter.abort()}this._destroy()}_destroy(){this._filePromiseWrapper=undefined;this._reader=undefined;this._adapter=undefined;this.uploadResponse=undefined}_createFilePromiseWrapper(t){const e={};e.promise=new Promise((i,n)=>{e.rejecter=n;e.isFulfilled=false;t.then(t=>{e.isFulfilled=true;i(t)}).catch(t=>{e.isFulfilled=true;n(t)})});return e}}vs(Iv,Jc);var Nv='<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 700 250"><rect rx="4"/></svg>';var Ov=i(70);var Lv=i(72);var zv=i(74);class Rv extends Nw{constructor(t){super(t);this.placeholder="data:image/svg+xml;utf8,"+encodeURIComponent(Nv)}init(){const t=this.editor;t.editing.downcastDispatcher.on("attribute:uploadStatus:image",(...t)=>this.uploadStatusChange(...t))}uploadStatusChange(t,e,i){const n=this.editor;const o=e.item;const r=o.getAttribute("uploadId");if(!i.consumable.consume(e.item,t.name)){return}const s=n.plugins.get(Sv);const a=r?e.attributeNewValue:null;const c=this.placeholder;const l=n.editing.mapper.toViewElement(o);const d=i.writer;if(a=="reading"){jv(l,d);Bv(c,l,d);return}if(a=="uploading"){const t=s.loaders.get(r);jv(l,d);if(!t){Bv(c,l,d)}else{Vv(l,d);Fv(l,d,t,n.editing.view);Gv(l,d,t)}return}if(a=="complete"&&s.loaders.get(r)&&!Cl.isEdge){Wv(l,d,n.editing.view)}Hv(l,d);Vv(l,d);Dv(l,d)}}function jv(t,e){if(!t.hasClass("ck-appear")){e.addClass("ck-appear",t)}}function Dv(t,e){e.removeClass("ck-appear",t)}function Bv(t,e,i){if(!e.hasClass("ck-image-upload-placeholder")){i.addClass("ck-image-upload-placeholder",e)}const n=B_(e);if(n.getAttribute("src")!==t){i.setAttribute("src",t,n)}if(!$v(e,"placeholder")){i.insert(i.createPositionAfter(n),qv(i))}}function Vv(t,e){if(t.hasClass("ck-image-upload-placeholder")){e.removeClass("ck-image-upload-placeholder",t)}Yv(t,e,"placeholder")}function Fv(t,e,i,n){const o=Uv(e);e.insert(e.createPositionAt(t,"end"),o);i.on("change:uploadedPercent",(t,e,i)=>{n.change(t=>{t.setStyle("width",i+"%",o)})})}function Hv(t,e){Yv(t,e,"progressBar")}function Wv(t,e,i){const n=e.createUIElement("div",{class:"ck-image-upload-complete-icon"});e.insert(e.createPositionAt(t,"end"),n);setTimeout(()=>{i.change(t=>t.remove(t.createRangeOn(n)))},3e3)}function Uv(t){const e=t.createUIElement("div",{class:"ck-progress-bar"});t.setCustomProperty("progressBar",true,e);return e}function qv(t){const e=t.createUIElement("div",{class:"ck-upload-placeholder-loader"});t.setCustomProperty("placeholder",true,e);return e}function $v(t,e){for(const i of t.getChildren()){if(i.getCustomProperty(e)){return i}}}function Yv(t,e,i){const n=$v(t,i);if(n){e.remove(e.createRangeOn(n))}}function Gv(t,e,i){if(i.data){const n=B_(t);e.setAttribute("src",i.data,n)}}class Jv extends Ev{static get pluginName(){return"Notification"}init(){this.on("show:warning",(t,e)=>{window.alert(e.message)},{priority:"lowest"})}showSuccess(t,e={}){this._showNotification({message:t,type:"success",namespace:e.namespace,title:e.title})}showInfo(t,e={}){this._showNotification({message:t,type:"info",namespace:e.namespace,title:e.title})}showWarning(t,e={}){this._showNotification({message:t,type:"warning",namespace:e.namespace,title:e.title})}_showNotification(t){const e=`show:${t.type}`+(t.namespace?`:${t.namespace}`:"");this.fire(e,{message:t.message,type:t.type,title:t.title||""})}}class Xv{constructor(t){this.files=Qv(t);this._native=t}get types(){return this._native.types}getData(t){return this._native.getData(t)}setData(t,e){this._native.setData(t,e)}}function Qv(t){const e=t.files?Array.from(t.files):[];const i=t.items?Array.from(t.items):[];if(e.length){return e}return i.filter(t=>t.kind==="file").map(t=>t.getAsFile())}class Kv extends Ju{constructor(t){super(t);const e=this.document;this.domEventType=["paste","copy","cut","drop","dragover"];this.listenTo(e,"paste",i,{priority:"low"});this.listenTo(e,"drop",i,{priority:"low"});function i(t,i){i.preventDefault();const n=i.dropRange?[i.dropRange]:Array.from(e.selection.getRanges());const o=new ts(e,"clipboardInput");e.fire(o,{dataTransfer:i.dataTransfer,targetRanges:n});if(o.stop.called){i.stopPropagation()}}}onDomEvent(t){const e={dataTransfer:new Xv(t.clipboardData?t.clipboardData:t.dataTransfer)};if(t.type=="drop"){e.dropRange=Zv(this.view,t)}this.fire(t.type,t,e)}}function Zv(t,e){const i=e.target.ownerDocument;const n=e.clientX;const o=e.clientY;let r;if(i.caretRangeFromPoint&&i.caretRangeFromPoint(n,o)){r=i.caretRangeFromPoint(n,o)}else if(e.rangeParent){r=i.createRange();r.setStart(e.rangeParent,e.rangeOffset);r.collapse(true)}if(r){return t.domConverter.domRangeToView(r)}else{return t.document.selection.getFirstRange()}}function ty(t){t=t.replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/\n/g,"</p><p>").replace(/^\s/,"&nbsp;").replace(/\s$/,"&nbsp;").replace(/\s\s/g," &nbsp;");if(t.indexOf("</p><p>")>-1){t=`<p>${t}</p>`}return t}function ey(t){return t.replace(/<span(?: class="Apple-converted-space"|)>(\s+)<\/span>/g,(t,e)=>{if(e.length==1){return" "}return e})}const iy=["figcaption","li"];function ny(t){let e="";if(t.is("text")||t.is("textProxy")){e=t.data}else if(t.is("img")&&t.hasAttribute("alt")){e=t.getAttribute("alt")}else{let i=null;for(const n of t.getChildren()){const t=ny(n);if(i&&(i.is("containerElement")||n.is("containerElement"))){if(iy.includes(i.name)||iy.includes(n.name)){e+="\n"}else{e+="\n\n"}}e+=t;i=n}}return e}class oy extends Nw{static get pluginName(){return"Clipboard"}init(){const t=this.editor;const e=t.model.document;const i=t.editing.view;const n=i.document;this._htmlDataProcessor=new kp(n);i.addObserver(Kv);this.listenTo(n,"clipboardInput",e=>{if(t.isReadOnly){e.stop()}},{priority:"highest"});this.listenTo(n,"clipboardInput",(t,e)=>{const n=e.dataTransfer;let o="";if(n.getData("text/html")){o=ey(n.getData("text/html"))}else if(n.getData("text/plain")){o=ty(n.getData("text/plain"))}o=this._htmlDataProcessor.toView(o);this.fire("inputTransformation",{content:o,dataTransfer:n});i.scrollToTheSelection()},{priority:"low"});this.listenTo(this,"inputTransformation",(t,e)=>{if(!e.content.isEmpty){const t=this.editor.data;const i=this.editor.model;const n=t.toModel(e.content,"$clipboardHolder");if(n.childCount==0){return}i.insertContent(n)}},{priority:"low"});function o(i,o){const r=o.dataTransfer;o.preventDefault();const s=t.data.toView(t.model.getSelectedContent(e.selection));n.fire("clipboardOutput",{dataTransfer:r,content:s,method:i.name})}this.listenTo(n,"copy",o,{priority:"low"});this.listenTo(n,"cut",(e,i)=>{if(t.isReadOnly){i.preventDefault()}else{o(e,i)}},{priority:"low"});this.listenTo(n,"clipboardOutput",(i,n)=>{if(!n.content.isEmpty){n.dataTransfer.setData("text/html",this._htmlDataProcessor.toData(n.content));n.dataTransfer.setData("text/plain",ny(n.content))}if(n.method=="cut"){t.model.deleteContent(e.selection)}},{priority:"low"})}}class ry{constructor(t){this.document=t}createDocumentFragment(t){return new Ul(this.document,t)}createElement(t,e,i){return new jc(this.document,t,e,i)}createText(t){return new Ds(this.document,t)}clone(t,e=false){return t._clone(e)}appendChild(t,e){return e._appendChild(t)}insertChild(t,e,i){return i._insertChild(t,e)}removeChildren(t,e,i){return i._removeChildren(t,e)}remove(t){const e=t.parent;if(e){return this.removeChildren(e.getChildIndex(t),1,e)}return[]}replace(t,e){const i=t.parent;if(i){const n=i.getChildIndex(t);this.removeChildren(n,1,i);this.insertChild(n,e,i);return true}return false}unwrapElement(t){const e=t.parent;if(e){const i=e.getChildIndex(t);this.remove(t);this.insertChild(i,t.getChildren(),e)}}rename(t,e){const i=new jc(this.document,t,e.getAttributes(),e.getChildren());return this.replace(e,i)?i:null}setAttribute(t,e,i){i._setAttribute(t,e)}removeAttribute(t,e){e._removeAttribute(t)}addClass(t,e){e._addClass(t)}removeClass(t,e){e._removeClass(t)}setStyle(t,e,i){if(L(t)&&i===undefined){i=e}i._setStyle(t,e)}removeStyle(t,e){e._removeStyle(t)}setCustomProperty(t,e,i){i._setCustomProperty(t,e)}removeCustomProperty(t,e){return e._removeCustomProperty(t)}createPositionAt(t,e){return dl._createAt(t,e)}createPositionAfter(t){return dl._createAfter(t)}createPositionBefore(t){return dl._createBefore(t)}createRange(t,e){return new ul(t,e)}createRangeOn(t){return ul._createOn(t)}createRangeIn(t){return ul._createIn(t)}createSelection(t,e,i){return new ml(t,e,i)}}class sy extends Rw{refresh(){this.isEnabled=D_(this.editor.model)}execute(t){const e=this.editor;const i=e.model;const n=e.plugins.get(Sv);i.change(e=>{const o=Array.isArray(t.file)?t.file:[t.file];for(const t of o){ay(e,i,n,t)}})}}function ay(t,e,i,n){const o=i.createLoader(n);if(!o){return}j_(t,e,{uploadId:o.id})}class cy extends Nw{static get requires(){return[Sv,Jv,oy]}static get pluginName(){return"ImageUploadEditing"}constructor(t){super(t);t.config.define("image",{upload:{types:["jpeg","png","gif","bmp","webp","tiff"]}})}init(){const t=this.editor;const e=t.model.document;const i=t.model.schema;const n=t.conversion;const o=t.plugins.get(Sv);const r=vv(t.config.get("image.upload.types"));i.extend("image",{allowAttributes:["uploadId","uploadStatus"]});t.commands.add("imageUpload",new sy(t));n.for("upcast").attributeToAttribute({view:{name:"img",key:"uploadId"},model:"uploadId"});this.listenTo(t.editing.view.document,"clipboardInput",(e,i)=>{if(ly(i.dataTransfer)){return}const n=Array.from(i.dataTransfer.files).filter(t=>{if(!t){return false}return r.test(t.type)});const o=i.targetRanges.map(e=>t.editing.mapper.toModelRange(e));t.model.change(i=>{i.setSelection(o);if(n.length){e.stop();t.model.enqueueChange("default",()=>{t.execute("imageUpload",{file:n})})}})});this.listenTo(t.plugins.get(oy),"inputTransformation",(e,i)=>{const n=Array.from(t.editing.view.createRangeIn(i.content)).filter(t=>xv(t.item)&&!t.item.getAttribute("uploadProcessed")).map(t=>({promise:yv(t.item),imageElement:t.item}));if(!n.length){return}const r=new ry(t.editing.view.document);for(const t of n){r.setAttribute("uploadProcessed",true,t.imageElement);const e=o.createLoader(t.promise);if(e){r.setAttribute("src","",t.imageElement);r.setAttribute("uploadId",e.id,t.imageElement)}}});t.editing.view.document.on("dragover",(t,e)=>{e.preventDefault()});e.on("change",()=>{const i=e.differ.getChanges({includeChangesInGraveyard:true});for(const e of i){if(e.type=="insert"&&e.name!="$text"){const i=e.position.nodeAfter;const n=e.position.root.rootName=="$graveyard";for(const e of dy(t,i)){const t=e.getAttribute("uploadId");if(!t){continue}const i=o.loaders.get(t);if(!i){continue}if(n){i.abort()}else if(i.status=="idle"){this._readAndUpload(i,e)}}}}})}_readAndUpload(t,e){const i=this.editor;const n=i.model;const o=i.locale.t;const r=i.plugins.get(Sv);const s=i.plugins.get(Jv);n.enqueueChange("transparent",t=>{t.setAttribute("uploadStatus","reading",e)});return t.read().then(()=>{const o=t.upload();if(Cl.isSafari){const t=i.editing.mapper.toViewElement(e);const n=B_(t);i.editing.view.once("render",()=>{if(!n.parent){return}const t=i.editing.view.domConverter.mapViewToDom(n.parent);if(!t){return}const e=t.style.display;t.style.display="none";t._ckHack=t.offsetHeight;t.style.display=e})}n.enqueueChange("transparent",t=>{t.setAttribute("uploadStatus","uploading",e)});return o}).then(t=>{n.enqueueChange("transparent",i=>{i.setAttributes({uploadStatus:"complete",src:t.default},e);this._parseAndSetSrcsetAttributeOnImage(t,e,i)});a()}).catch(i=>{if(t.status!=="error"&&t.status!=="aborted"){throw i}if(t.status=="error"&&i){s.showWarning(i,{title:o("js"),namespace:"upload"})}a();n.enqueueChange("transparent",t=>{t.remove(e)})});function a(){n.enqueueChange("transparent",t=>{t.removeAttribute("uploadId",e);t.removeAttribute("uploadStatus",e)});r.destroyLoader(t)}}_parseAndSetSrcsetAttributeOnImage(t,e,i){let n=0;const o=Object.keys(t).filter(t=>{const e=parseInt(t,10);if(!isNaN(e)){n=Math.max(n,e);return true}}).map(e=>`${t[e]} ${e}w`).join(", ");if(o!=""){i.setAttribute("srcset",{data:o,width:n},e)}}}function ly(t){return Array.from(t.types).includes("text/html")&&t.getData("text/html")!==""}function dy(t,e){return Array.from(t.model.createRangeOn(e)).filter(t=>t.item.is("image")).map(t=>t.item)}class uy extends Nw{static get pluginName(){return"ImageUpload"}static get requires(){return[cy,Tv,Rv]}}class hy extends Rw{constructor(t){super(t);this._childCommands=[]}refresh(){}execute(...t){const e=this._getFirstEnabledCommand();e.execute(t)}registerChildCommand(t){this._childCommands.push(t);t.on("change:isEnabled",()=>this._checkEnabled());this._checkEnabled()}_checkEnabled(){this.isEnabled=!!this._getFirstEnabledCommand()}_getFirstEnabledCommand(){return this._childCommands.find(t=>t.isEnabled)}}class fy extends Nw{static get pluginName(){return"IndentEditing"}init(){const t=this.editor;t.commands.add("indent",new hy(t));t.commands.add("outdent",new hy(t))}}var my='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 0 1 0 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n=this.editor;n.ui.componentFactory.add(t,o=>{const r=n.commands.get(t);const s=new Kb(o);s.set({label:e,icon:i,tooltip:true});s.bind("isOn","isEnabled").to(r,"value","isEnabled");this.listenTo(s,"execute",()=>{n.execute(t);n.editing.view.focus()});return s})}}class by extends Nw{static get pluginName(){return"Indent"}static get requires(){return[fy,py]}}const wy="italic";class _y extends Nw{static get pluginName(){return"ItalicEditing"}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:wy});t.model.schema.setAttributeProperties(wy,{isFormatting:true,copyOnEnter:true});t.conversion.attributeToElement({model:wy,view:"i",upcastAlso:["em",{styles:{"font-style":"italic"}}]});t.commands.add(wy,new Gw(t,wy));t.keystrokes.set("CTRL+I",wy)}}var ky='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M9.586 14.633l.021.004c-.036.335.095.655.393.962.082.083.173.15.274.201h1.474a.6.6 0 1 1 0 1.2H5.304a.6.6 0 0 1 0-1.2h1.15c.474-.07.809-.182 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Rw{constructor(t){super(t);this.manualDecorators=new ys}restoreManualDecoratorStates(){for(const t of this.manualDecorators){t.value=this._getDecoratorStateFromModel(t.id)}}refresh(){const t=this.editor.model;const e=t.document;this.value=e.selection.getAttribute("linkHref");for(const t of this.manualDecorators){t.value=this._getDecoratorStateFromModel(t.id)}this.isEnabled=t.schema.checkAttributeInSelection(e.selection,"linkHref")}execute(t,e={}){const i=this.editor.model;const n=i.document.selection;const o=[];const r=[];for(const t in e){if(e[t]){o.push(t)}else{r.push(t)}}i.change(e=>{if(n.isCollapsed){const s=n.getFirstPosition();if(n.hasAttribute("linkHref")){const a=Ay(s,n.getAttribute("linkHref"),i);e.setAttribute("linkHref",t,a);o.forEach(t=>{e.setAttribute(t,true,a)});r.forEach(t=>{e.removeAttribute(t,a)});e.setSelection(a)}else if(t!==""){const r=Hs(n.getAttributes());r.set("linkHref",t);o.forEach(t=>{r.set(t,true)});const a=e.createText(t,r);i.insertContent(a,s);e.setSelection(e.createRangeOn(a))}}else{const s=i.schema.getValidRanges(n.getRanges(),"linkHref");for(const i of s){e.setAttribute("linkHref",t,i);o.forEach(t=>{e.setAttribute(t,true,i)});r.forEach(t=>{e.removeAttribute(t,i)})}}})}_getDecoratorStateFromModel(t){const e=this.editor.model.document;return e.selection.getAttribute(t)||false}}class Ey extends Rw{refresh(){this.isEnabled=this.editor.model.document.selection.hasAttribute("linkHref")}execute(){const t=this.editor;const e=this.editor.model;const i=e.document.selection;const n=t.commands.get("link");e.change(t=>{const o=i.isCollapsed?[Ay(i.getFirstPosition(),i.getAttribute("linkHref"),e)]:i.getRanges();for(const e of o){t.removeAttribute("linkHref",e);if(n){for(const i of n.manualDecorators){t.removeAttribute(i.id,e)}}}})}}function My(t,e,i){var n=t.length;i=i===undefined?n:i;return!e&&i>=n?t:Ia(t,e,i)}var Py=My;var Sy="\\ud800-\\udfff",Iy="\\u0300-\\u036f",Ny="\\ufe20-\\ufe2f",Oy="\\u20d0-\\u20ff",Ly=Iy+Ny+Oy,zy="\\ufe0e\\ufe0f";var Ry="\\u200d";var jy=RegExp("["+Ry+Sy+Ly+zy+"]");function Dy(t){return jy.test(t)}var By=Dy;function Vy(t){return t.split("")}var Fy=Vy;var Hy="\\ud800-\\udfff",Wy="\\u0300-\\u036f",Uy="\\ufe20-\\ufe2f",qy="\\u20d0-\\u20ff",$y=Wy+Uy+qy,Yy="\\ufe0e\\ufe0f";var Gy="["+Hy+"]",Jy="["+$y+"]",Xy="\\ud83c[\\udffb-\\udfff]",Qy="(?:"+Jy+"|"+Xy+")",Ky="[^"+Hy+"]",Zy="(?:\\ud83c[\\udde6-\\uddff]){2}",tx="[\\ud800-\\udbff][\\udc00-\\udfff]",ex="\\u200d";var ix=Qy+"?",nx="["+Yy+"]?",ox="(?:"+ex+"(?:"+[Ky,Zy,tx].join("|")+")"+nx+ix+")*",rx=nx+ix+ox,sx="(?:"+[Ky+Jy+"?",Jy,Zy,tx,Gy].join("|")+")";var ax=RegExp(Xy+"(?="+Xy+")|"+sx+rx,"g");function cx(t){return t.match(ax)||[]}var lx=cx;function dx(t){return By(t)?lx(t):Fy(t)}var ux=dx;function hx(t){return function(e){e=ka(e);var i=By(e)?ux(e):undefined;var n=i?i[0]:e.charAt(0);var o=i?Py(i,1).join(""):e.slice(1);return n[t]()+o}}var fx=hx;var mx=fx("toUpperCase");var gx=mx;const px=/[\u0000-\u0020\u00A0\u1680\u180E\u2000-\u2029\u205f\u3000]/g;const bx=/^(?:(?:https?|ftps?|mailto):|[^a-z]|[a-z+.-]+(?:[^a-z+.:-]|$))/i;function wx(t){return t.is("attributeElement")&&!!t.getCustomProperty("link")}function _x(t,e){const i=e.createAttributeElement("a",{href:t},{priority:5});e.setCustomProperty("link",true,i);return i}function kx(t){t=String(t);return vx(t)?t:"#"}function vx(t){const e=t.replace(px,"");return e.match(bx)}function yx(t,e){const i={"Open in a new tab":t("ow"),Downloadable:t("ox")};e.forEach(t=>{if(t.label&&i[t.label]){t.label=i[t.label]}return t});return e}function xx(t){const e=[];if(t){for(const[i,n]of Object.entries(t)){const t=Object.assign({},n,{id:`link${gx(i)}`});e.push(t)}}return e}class Ax{constructor(){this._definitions=new Set}get length(){return this._definitions.size}add(t){if(Array.isArray(t)){t.forEach(t=>this._definitions.add(t))}else{this._definitions.add(t)}}getDispatcher(){return t=>{t.on("attribute:linkHref",(t,e,i)=>{if(!i.consumable.test(e.item,"attribute:linkHref")){return}const n=i.writer;const o=n.document.selection;for(const t of this._definitions){const r=n.createAttributeElement("a",t.attributes,{priority:5});n.setCustomProperty("link",true,r);if(t.callback(e.attributeNewValue)){if(e.item.is("selection")){n.wrap(o.getFirstRange(),r)}else{n.wrap(i.mapper.toViewRange(e.range),r)}}else{n.unwrap(i.mapper.toViewRange(e.range),r)}}},{priority:"high"})}}}class Cx{constructor({id:t,label:e,attributes:i}){this.id=t;this.set("value");this.label=e;this.attributes=i}}vs(Cx,Jc);function Tx({view:t,model:e,emitter:i,attribute:n,locale:o}){const r=new Ex(e,i,n);const s=e.document.selection;i.listenTo(t.document,"keydown",(t,e)=>{if(!s.isCollapsed){return}if(e.shiftKey||e.altKey||e.ctrlKey){return}const i=e.keyCode==Ll.arrowright;const n=e.keyCode==Ll.arrowleft;if(!i&&!n){return}const a=s.getFirstPosition();const c=o.contentLanguageDirection;let l;if(c==="ltr"&&i||c==="rtl"&&n){l=r.handleForwardMovement(a,e)}else{l=r.handleBackwardMovement(a,e)}if(l){t.stop()}},{priority:os.get("high")+1})}class Ex{constructor(t,e,i){this.model=t;this.attribute=i;this._modelSelection=t.document.selection;this._overrideUid=null;this._isNextGravityRestorationSkipped=false;e.listenTo(this._modelSelection,"change:range",(t,e)=>{if(this._isNextGravityRestorationSkipped){this._isNextGravityRestorationSkipped=false;return}if(!this._isGravityOverridden){return}if(!e.directChange&&Mx(this._modelSelection.getFirstPosition(),i)){return}this._restoreGravity()})}handleForwardMovement(t,e){const i=this.attribute;if(this._isGravityOverridden){return}if(t.isAtStart&&this._hasSelectionAttribute){return}if(Ix(t,i)&&this._hasSelectionAttribute){this._preventCaretMovement(e);this._removeSelectionAttribute();return true}if(Px(t,i)){this._preventCaretMovement(e);this._overrideGravity();return true}if(Sx(t,i)&&this._hasSelectionAttribute){this._preventCaretMovement(e);this._overrideGravity();return true}}handleBackwardMovement(t,e){const i=this.attribute;if(this._isGravityOverridden){if(Ix(t,i)&&this._hasSelectionAttribute){this._preventCaretMovement(e);this._restoreGravity();this._removeSelectionAttribute();return true}else{this._preventCaretMovement(e);this._restoreGravity();if(t.isAtStart){this._removeSelectionAttribute()}return true}}else{if(Ix(t,i)&&!this._hasSelectionAttribute){this._preventCaretMovement(e);this._setSelectionAttributeFromTheNodeBefore(t);return true}if(t.isAtEnd&&Sx(t,i)){if(this._hasSelectionAttribute){if(Nx(t,i)){this._skipNextAutomaticGravityRestoration();this._overrideGravity()}return}else{this._preventCaretMovement(e);this._setSelectionAttributeFromTheNodeBefore(t);return true}}if(t.isAtStart){if(this._hasSelectionAttribute){this._removeSelectionAttribute();this._preventCaretMovement(e);return true}return}if(Nx(t,i)){this._skipNextAutomaticGravityRestoration();this._overrideGravity()}}}get _isGravityOverridden(){return!!this._overrideUid}get _hasSelectionAttribute(){return this._modelSelection.hasAttribute(this.attribute)}_overrideGravity(){this._overrideUid=this.model.change(t=>t.overrideSelectionGravity())}_restoreGravity(){this.model.change(t=>{t.restoreSelectionGravity(this._overrideUid);this._overrideUid=null})}_preventCaretMovement(t){t.preventDefault()}_removeSelectionAttribute(){this.model.change(t=>{t.removeSelectionAttribute(this.attribute)})}_setSelectionAttributeFromTheNodeBefore(t){const e=this.attribute;this.model.change(i=>{i.setSelectionAttribute(this.attribute,t.nodeBefore.getAttribute(e))})}_skipNextAutomaticGravityRestoration(){this._isNextGravityRestorationSkipped=true}}function Mx(t,e){return Px(t,e)||Sx(t,e)}function Px(t,e){const{nodeBefore:i,nodeAfter:n}=t;const o=i?i.hasAttribute(e):false;const r=n?n.hasAttribute(e):false;return r&&(!o||i.getAttribute(e)!==n.getAttribute(e))}function Sx(t,e){const{nodeBefore:i,nodeAfter:n}=t;const o=i?i.hasAttribute(e):false;const r=n?n.hasAttribute(e):false;return o&&(!r||i.getAttribute(e)!==n.getAttribute(e))}function Ix(t,e){const{nodeBefore:i,nodeAfter:n}=t;const o=i?i.hasAttribute(e):false;const r=n?n.hasAttribute(e):false;if(!r||!o){return}return n.getAttribute(e)!==i.getAttribute(e)}function Nx(t,e){return Mx(t.getShiftedBy(-1),e)}var Ox=i(76);const Lx="ck-link_selected";const zx="automatic";const Rx="manual";const jx=/^(https?:)?\/\//;class Dx extends Nw{static get pluginName(){return"LinkEditing"}constructor(t){super(t);t.config.define("link",{addTargetToExternalLinks:false})}init(){const t=this.editor;const e=t.locale;t.model.schema.extend("$text",{allowAttributes:"linkHref"});t.conversion.for("dataDowncast").attributeToElement({model:"linkHref",view:_x});t.conversion.for("editingDowncast").attributeToElement({model:"linkHref",view:(t,e)=>_x(kx(t),e)});t.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:{href:true}},model:{key:"linkHref",value:t=>t.getAttribute("href")}});t.commands.add("link",new Ty(t));t.commands.add("unlink",new Ey(t));const i=yx(t.t,xx(t.config.get("link.decorators")));this._enableAutomaticDecorators(i.filter(t=>t.mode===zx));this._enableManualDecorators(i.filter(t=>t.mode===Rx));Tx({view:t.editing.view,model:t.model,emitter:this,attribute:"linkHref",locale:e});this._setupLinkHighlight()}_enableAutomaticDecorators(t){const e=this.editor;const i=new Ax;if(e.config.get("link.addTargetToExternalLinks")){i.add({id:"linkIsExternal",mode:zx,callback:t=>jx.test(t),attributes:{target:"_blank",rel:"noopener noreferrer"}})}i.add(t);if(i.length){e.conversion.for("downcast").add(i.getDispatcher())}}_enableManualDecorators(t){if(!t.length){return}const e=this.editor;const i=e.commands.get("link");const n=i.manualDecorators;t.forEach(t=>{e.model.schema.extend("$text",{allowAttributes:t.id});n.add(new Cx(t));e.conversion.for("downcast").attributeToElement({model:t.id,view:(e,i)=>{if(e){const e=n.get(t.id).attributes;const o=i.createAttributeElement("a",e,{priority:5});i.setCustomProperty("link",true,o);return o}}});e.conversion.for("upcast").elementToAttribute({view:{name:"a",attributes:n.get(t.id).attributes},model:{key:t.id}})})}_setupLinkHighlight(){const t=this.editor;const e=t.editing.view;const i=new Set;e.document.registerPostFixer(e=>{const n=t.model.document.selection;let o=false;if(n.hasAttribute("linkHref")){const r=Ay(n.getFirstPosition(),n.getAttribute("linkHref"),t.model);const s=t.editing.mapper.toViewRange(r);for(const t of s.getItems()){if(t.is("a")&&!t.hasClass(Lx)){e.addClass(Lx,t);i.add(t);o=true}}}return o});t.conversion.for("editingDowncast").add(t=>{t.on("insert",n,{priority:"highest"});t.on("remove",n,{priority:"highest"});t.on("attribute",n,{priority:"highest"});t.on("selection",n,{priority:"highest"});function n(){e.change(t=>{for(const e of i.values()){t.removeClass(Lx,e);i.delete(e)}})}})}}class Bx extends Ju{constructor(t){super(t);this.domEventType="click"}onDomEvent(t){this.fire(t.type,t)}}var Vx=i(78);class Fx extends gb{constructor(t,e=[]){super(t);const i=t.t;this.focusTracker=new xp;this.keystrokes=new dp;this.urlInputView=this._createUrlInput();this.saveButtonView=this._createButton(i("lv"),hk,"ck-button-save");this.saveButtonView.type="submit";this.cancelButtonView=this._createButton(i("lw"),fk,"ck-button-cancel","cancel");this._manualDecoratorSwitches=this._createManualDecoratorSwitches(e);this.children=this._createFormChildren(e);this._focusables=new Bp;this._focusCycler=new Nb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});const n=["ck","ck-link-form"];if(e.length){n.push("ck-link-form_layout-vertical")}this.setTemplate({tag:"form",attributes:{class:n,tabindex:"-1"},children:this.children})}getDecoratorSwitchesState(){return Array.from(this._manualDecoratorSwitches).reduce((t,e)=>{t[e.name]=e.isOn;return t},{})}render(){super.render();uk({view:this});const t=[this.urlInputView,...this._manualDecoratorSwitches,this.saveButtonView,this.cancelButtonView];t.forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createUrlInput(){const t=this.locale.t;const e=new ck(this.locale,dk);e.label=t("pc");e.inputView.placeholder="https://example.com";return e}_createButton(t,e,i,n){const o=new Kb(this.locale);o.set({label:t,icon:e,tooltip:true});o.extendTemplate({attributes:{class:i}});if(n){o.delegate("execute").to(this,n)}return o}_createManualDecoratorSwitches(t){const e=this.createCollection();for(const i of t){const t=new sw(this.locale);t.set({name:i.id,label:i.label,withText:true});t.bind("isOn").to(i,"value");t.on("execute",()=>{i.set("value",!t.isOn)});e.add(t)}return e}_createFormChildren(t){const e=this.createCollection();e.add(this.urlInputView);if(t.length){const t=new gb;t.setTemplate({tag:"ul",children:this._manualDecoratorSwitches.map(t=>({tag:"li",children:[t],attributes:{class:["ck","ck-list__item"]}})),attributes:{class:["ck","ck-reset","ck-list"]}});e.add(t)}e.add(this.saveButtonView);e.add(this.cancelButtonView);return e}}var Hx='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.077 15l.991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 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3.506L13.271 5.8c.316-.452-.16-1.333-1.065-1.966-.905-.634-1.895-.78-2.212-.328zM8 18.5L9.375 17H19v1.5H8z"/></svg>';var Ux=i(80);class qx extends gb{constructor(t){super(t);const e=t.t;this.focusTracker=new xp;this.keystrokes=new dp;this.previewButtonView=this._createPreviewButton();this.unlinkButtonView=this._createButton(e("oy"),Hx,"unlink");this.editButtonView=this._createButton(e("oz"),Wx,"edit");this.set("href");this._focusables=new Bp;this._focusCycler=new Nb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});this.setTemplate({tag:"div",attributes:{class:["ck","ck-link-actions"],tabindex:"-1"},children:[this.previewButtonView,this.editButtonView,this.unlinkButtonView]})}render(){super.render();const t=[this.previewButtonView,this.editButtonView,this.unlinkButtonView];t.forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createButton(t,e,i){const n=new Kb(this.locale);n.set({label:t,icon:e,tooltip:true});n.delegate("execute").to(this,i);return n}_createPreviewButton(){const t=new Kb(this.locale);const e=this.bindTemplate;const i=this.t;t.set({withText:true,tooltip:i("pa")});t.extendTemplate({attributes:{class:["ck","ck-link-actions__preview"],href:e.to("href",t=>t&&kx(t)),target:"_blank",rel:"noopener noreferrer"}});t.bind("label").to(this,"href",t=>t||i("pb"));t.bind("isEnabled").to(this,"href",t=>!!t);t.template.tag="a";t.template.eventListeners={};return t}}var $x='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.077 15l.991-1.416a.75.75 0 1 1 1.229.86l-1.148 1.64a.748.748 0 0 1-.217.206 5.251 5.251 0 0 1-8.503-5.955.741.741 0 0 1 .12-.274l1.147-1.639a.75.75 0 1 1 1.228.86L4.933 10.7l.006.003a3.75 3.75 0 0 0 6.132 4.294l.006.004zm5.494-5.335a.748.748 0 0 1-.12.274l-1.147 1.639a.75.75 0 1 1-1.228-.86l.86-1.23a3.75 3.75 0 0 0-6.144-4.301l-.86 1.229a.75.75 0 0 1-1.229-.86l1.148-1.64a.748.748 0 0 1 .217-.206 5.251 5.251 0 0 1 8.503 5.955zm-4.563-2.532a.75.75 0 0 1 .184 1.045l-3.155 4.505a.75.75 0 1 1-1.229-.86l3.155-4.506a.75.75 0 0 1 1.045-.184z"/></svg>';const Yx="Ctrl+K";class Gx extends Nw{static get requires(){return[Mk]}static get pluginName(){return"LinkUI"}init(){const t=this.editor;t.editing.view.addObserver(Bx);this.actionsView=this._createActionsView();this.formView=this._createFormView();this._balloon=t.plugins.get(Mk);this._createToolbarLinkButton();this._enableUserBalloonInteractions()}destroy(){super.destroy();this.formView.destroy()}_createActionsView(){const t=this.editor;const e=new qx(t.locale);const i=t.commands.get("link");const n=t.commands.get("unlink");e.bind("href").to(i,"value");e.editButtonView.bind("isEnabled").to(i);e.unlinkButtonView.bind("isEnabled").to(n);this.listenTo(e,"edit",()=>{this._addFormView()});this.listenTo(e,"unlink",()=>{t.execute("unlink");this._hideUI()});e.keystrokes.set("Esc",(t,e)=>{this._hideUI();e()});e.keystrokes.set(Yx,(t,e)=>{this._addFormView();e()});return e}_createFormView(){const t=this.editor;const e=t.commands.get("link");const i=new Fx(t.locale,e.manualDecorators);i.urlInputView.bind("value").to(e,"value");i.urlInputView.bind("isReadOnly").to(e,"isEnabled",t=>!t);i.saveButtonView.bind("isEnabled").to(e);this.listenTo(i,"submit",()=>{t.execute("link",i.urlInputView.inputView.element.value,i.getDecoratorSwitchesState());this._closeFormView()});this.listenTo(i,"cancel",()=>{this._closeFormView()});i.keystrokes.set("Esc",(t,e)=>{this._closeFormView();e()});return i}_createToolbarLinkButton(){const t=this.editor;const e=t.commands.get("link");const i=t.t;t.keystrokes.set(Yx,(t,e)=>{e();this._showUI(true)});t.ui.componentFactory.add("link",t=>{const n=new Kb(t);n.isEnabled=true;n.label=i("or");n.icon=$x;n.keystroke=Yx;n.tooltip=true;n.isToggleable=true;n.bind("isEnabled").to(e,"isEnabled");n.bind("isOn").to(e,"value",t=>!!t);this.listenTo(n,"execute",()=>this._showUI(true));return n})}_enableUserBalloonInteractions(){const t=this.editor.editing.view.document;this.listenTo(t,"click",()=>{const t=this._getSelectedLinkElement();if(t){this._showUI()}});this.editor.keystrokes.set("Tab",(t,e)=>{if(this._areActionsVisible&&!this.actionsView.focusTracker.isFocused){this.actionsView.focus();e()}},{priority:"high"});this.editor.keystrokes.set("Esc",(t,e)=>{if(this._isUIVisible){this._hideUI();e()}});aw({emitter:this.formView,activator:()=>this._isUIInPanel,contextElements:[this._balloon.view.element],callback:()=>this._hideUI()})}_addActionsView(){if(this._areActionsInPanel){return}this._balloon.add({view:this.actionsView,position:this._getBalloonPositionData()})}_addFormView(){if(this._isFormInPanel){return}const t=this.editor;const e=t.commands.get("link");this._balloon.add({view:this.formView,position:this._getBalloonPositionData()});if(this._balloon.visibleView===this.formView){this.formView.urlInputView.select()}this.formView.urlInputView.inputView.element.value=e.value||""}_closeFormView(){const t=this.editor.commands.get("link");t.restoreManualDecoratorStates();if(t.value!==undefined){this._removeFormView()}else{this._hideUI()}}_removeFormView(){if(this._isFormInPanel){this.formView.saveButtonView.focus();this._balloon.remove(this.formView);this.editor.editing.view.focus()}}_showUI(t=false){if(!this._getSelectedLinkElement()){this._addActionsView();if(t){this._balloon.showStack("main")}this._addFormView()}else{if(this._areActionsVisible){this._addFormView()}else{this._addActionsView()}if(t){this._balloon.showStack("main")}}this._startUpdatingUI()}_hideUI(){if(!this._isUIInPanel){return}const t=this.editor;this.stopListening(t.ui,"update");this.stopListening(this._balloon,"change:visibleView");t.editing.view.focus();this._removeFormView();this._balloon.remove(this.actionsView)}_startUpdatingUI(){const t=this.editor;const e=t.editing.view.document;let i=this._getSelectedLinkElement();let n=r();const o=()=>{const t=this._getSelectedLinkElement();const e=r();if(i&&!t||!i&&e!==n){this._hideUI()}else if(this._isUIVisible){this._balloon.updatePosition(this._getBalloonPositionData())}i=t;n=e};function r(){return e.selection.focus.getAncestors().reverse().find(t=>t.is("element"))}this.listenTo(t.ui,"update",o);this.listenTo(this._balloon,"change:visibleView",o)}get _isFormInPanel(){return this._balloon.hasView(this.formView)}get _areActionsInPanel(){return this._balloon.hasView(this.actionsView)}get _areActionsVisible(){return this._balloon.visibleView===this.actionsView}get _isUIInPanel(){return this._isFormInPanel||this._areActionsInPanel}get _isUIVisible(){const t=this._balloon.visibleView;return t==this.formView||this._areActionsVisible}_getBalloonPositionData(){const t=this.editor.editing.view;const e=t.document;const i=this._getSelectedLinkElement();const n=i?t.domConverter.mapViewToDom(i):t.domConverter.viewRangeToDom(e.selection.getFirstRange());return{target:n}}_getSelectedLinkElement(){const t=this.editor.editing.view;const e=t.document.selection;if(e.isCollapsed){return Jx(e.getFirstPosition())}else{const i=e.getFirstRange().getTrimmed();const n=Jx(i.start);const o=Jx(i.end);if(!n||n!=o){return null}if(t.createRangeIn(n).getTrimmed().isEqual(i)){return n}else{return null}}}}function Jx(t){return t.getAncestors().find(t=>wx(t))}class Xx extends Nw{static get requires(){return[Dx,Gx]}static get pluginName(){return"Link"}}class Qx extends Rw{constructor(t,e){super(t);this.type=e}refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(){const t=this.editor.model;const e=t.document;const i=Array.from(e.selection.getSelectedBlocks()).filter(e=>Zx(e,t.schema));const n=this.value===true;t.change(t=>{if(n){let e=i[i.length-1].nextSibling;let n=Number.POSITIVE_INFINITY;let o=[];while(e&&e.name=="listItem"&&e.getAttribute("listIndent")!==0){const t=e.getAttribute("listIndent");if(t<n){n=t}const i=t-n;o.push({element:e,listIndent:i});e=e.nextSibling}o=o.reverse();for(const e of o){t.setAttribute("listIndent",e.listIndent,e.element)}}if(!n){let t=Number.POSITIVE_INFINITY;for(const e of i){if(e.is("listItem")&&e.getAttribute("listIndent")<t){t=e.getAttribute("listIndent")}}t=t===0?1:t;Kx(i,true,t);Kx(i,false,t)}for(const e of i.reverse()){if(n&&e.name=="listItem"){t.rename(e,"paragraph")}else if(!n&&e.name!="listItem"){t.setAttributes({listType:this.type,listIndent:0},e);t.rename(e,"listItem")}else if(!n&&e.name=="listItem"&&e.getAttribute("listType")!=this.type){t.setAttribute("listType",this.type,e)}}})}_getValue(){const t=Dw(this.editor.model.document.selection.getSelectedBlocks());return!!t&&t.is("listItem")&&t.getAttribute("listType")==this.type}_checkEnabled(){if(this.value){return true}const t=this.editor.model.document.selection;const e=this.editor.model.schema;const i=Dw(t.getSelectedBlocks());if(!i){return false}return Zx(i,e)}}function Kx(t,e,i){const n=e?t[0]:t[t.length-1];if(n.is("listItem")){let o=n[e?"previousSibling":"nextSibling"];let r=n.getAttribute("listIndent");while(o&&o.is("listItem")&&o.getAttribute("listIndent")>=i){if(r>o.getAttribute("listIndent")){r=o.getAttribute("listIndent")}if(o.getAttribute("listIndent")==r){t[e?"unshift":"push"](o)}o=o[e?"previousSibling":"nextSibling"]}}}function Zx(t,e){return e.checkChild(t.parent,"listItem")&&!e.isObject(t)}class tA extends Rw{constructor(t,e){super(t);this._indentBy=e=="forward"?1:-1}refresh(){this.isEnabled=this._checkEnabled()}execute(){const t=this.editor.model;const e=t.document;let i=Array.from(e.selection.getSelectedBlocks());t.change(t=>{const e=i[i.length-1];let n=e.nextSibling;while(n&&n.name=="listItem"&&n.getAttribute("listIndent")>e.getAttribute("listIndent")){i.push(n);n=n.nextSibling}if(this._indentBy<0){i=i.reverse()}for(const e of i){const i=e.getAttribute("listIndent")+this._indentBy;if(i<0){t.rename(e,"paragraph")}else{t.setAttribute("listIndent",i,e)}}})}_checkEnabled(){const t=Dw(this.editor.model.document.selection.getSelectedBlocks());if(!t||!t.is("listItem")){return false}if(this._indentBy>0){const e=t.getAttribute("listIndent");const i=t.getAttribute("listType");let n=t.previousSibling;while(n&&n.is("listItem")&&n.getAttribute("listIndent")>=e){if(n.getAttribute("listIndent")==e){return n.getAttribute("listType")==i}n=n.previousSibling}return false}return true}}function eA(t){const e=t.createContainerElement("li");e.getFillerOffset=cA;return e}function iA(t,e){const i=e.mapper;const n=e.writer;const o=t.getAttribute("listType")=="numbered"?"ol":"ul";const r=eA(n);const s=n.createContainerElement(o,null);n.insert(n.createPositionAt(s,0),r);i.bindElements(t,r);return r}function nA(t,e,i,n){const o=e.parent;const r=i.mapper;const s=i.writer;let a=r.toViewPosition(n.createPositionBefore(t));const c=sA(t.previousSibling,{sameIndent:true,smallerIndent:true,listIndent:t.getAttribute("listIndent")});const l=t.previousSibling;if(c&&c.getAttribute("listIndent")==t.getAttribute("listIndent")){const t=r.toViewElement(c);a=s.breakContainer(s.createPositionAfter(t))}else{if(l&&l.name=="listItem"){a=r.toViewPosition(n.createPositionAt(l,"end"))}else{a=r.toViewPosition(n.createPositionBefore(t))}}a=rA(a);s.insert(a,o);if(l&&l.name=="listItem"){const t=r.toViewElement(l);const i=s.createRange(s.createPositionAt(t,0),a);const n=i.getWalker({ignoreElementEnd:true});for(const t of n){if(t.item.is("li")){const i=s.breakContainer(s.createPositionBefore(t.item));const o=t.item.parent;const r=s.createPositionAt(e,"end");oA(s,r.nodeBefore,r.nodeAfter);s.move(s.createRangeOn(o),r);n.position=i}}}else{const i=o.nextSibling;if(i&&(i.is("ul")||i.is("ol"))){let n=null;for(const e of i.getChildren()){const i=r.toModelElement(e);if(i&&i.getAttribute("listIndent")>t.getAttribute("listIndent")){n=e}else{break}}if(n){s.breakContainer(s.createPositionAfter(n));s.move(s.createRangeOn(n.parent),s.createPositionAt(e,"end"))}}}oA(s,o,o.nextSibling);oA(s,o.previousSibling,o)}function oA(t,e,i){if(!e||!i||e.name!="ul"&&e.name!="ol"){return null}if(e.name!=i.name||e.getAttribute("class")!==i.getAttribute("class")){return null}return t.mergeContainers(t.createPositionAfter(e))}function rA(t){return t.getLastMatchingPosition(t=>t.item.is("uiElement"))}function sA(t,e){const i=!!e.sameIndent;const n=!!e.smallerIndent;const o=e.listIndent;let r=t;while(r&&r.name=="listItem"){const t=r.getAttribute("listIndent");if(i&&o==t||n&&o>t){return r}r=r.previousSibling}return null}function aA(t,e,i,n){t.ui.componentFactory.add(e,o=>{const r=t.commands.get(e);const s=new Kb(o);s.set({label:i,icon:n,tooltip:true,isToggleable:true});s.bind("isOn","isEnabled").to(r,"value","isEnabled");s.on("execute",()=>{t.execute(e);t.editing.view.focus()});return s})}function cA(){const t=!this.isEmpty&&(this.getChild(0).name=="ul"||this.getChild(0).name=="ol");if(this.isEmpty||t){return 0}return Hc.call(this)}function lA(t){return(e,i,n)=>{const o=n.consumable;if(!o.test(i.item,"insert")||!o.test(i.item,"attribute:listType")||!o.test(i.item,"attribute:listIndent")){return}o.consume(i.item,"insert");o.consume(i.item,"attribute:listType");o.consume(i.item,"attribute:listIndent");const r=i.item;const s=iA(r,n);nA(r,s,n,t)}}function dA(t){return(e,i,n)=>{const o=n.mapper.toViewPosition(i.position).getLastMatchingPosition(t=>!t.item.is("li"));const r=o.nodeAfter;const s=n.writer;s.breakContainer(s.createPositionBefore(r));s.breakContainer(s.createPositionAfter(r));const a=r.parent;const c=a.previousSibling;const l=s.createRangeOn(a);const 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pA(t,e,i){if(i.consumable.consume(e.viewItem,{name:true})){const t=i.writer;const n=t.createElement("listItem");const o=EA(e.viewItem);t.setAttribute("listIndent",o,n);const r=e.viewItem.parent&&e.viewItem.parent.name=="ol"?"numbered":"bulleted";t.setAttribute("listType",r,n);const s=i.splitToAllowedParent(n,e.modelCursor);if(!s){return}t.insert(n,s.position);const a=xA(n,e.viewItem.getChildren(),i);e.modelRange=t.createRange(e.modelCursor,a);if(s.cursorParent){e.modelCursor=t.createPositionAt(s.cursorParent,0)}else{e.modelCursor=e.modelRange.end}}}function bA(t,e,i){if(i.consumable.test(e.viewItem,{name:true})){const t=Array.from(e.viewItem.getChildren());for(const e of t){const t=!(e.is("li")||TA(e));if(t){e._remove()}}}}function wA(t,e,i){if(i.consumable.test(e.viewItem,{name:true})){if(e.viewItem.childCount===0){return}const t=[...e.viewItem.getChildren()];let i=false;let n=true;for(const e of t){if(i&&!TA(e)){e._remove()}if(e.is("text")){if(n){e._data=e.data.replace(/^\s+/,"")}if(!e.nextSibling||TA(e.nextSibling)){e._data=e.data.replace(/\s+$/,"")}}else if(TA(e)){i=true}n=false}}}function _A(t){return(e,i)=>{if(i.isPhantom){return}const n=i.modelPosition.nodeBefore;if(n&&n.is("listItem")){const e=i.mapper.toViewElement(n);const o=e.getAncestors().find(TA);const r=t.createPositionAt(e,0).getWalker();for(const t of r){if(t.type=="elementStart"&&t.item.is("li")){i.viewPosition=t.previousPosition;break}else if(t.type=="elementEnd"&&t.item==o){i.viewPosition=t.nextPosition;break}}}}}function kA(t){return(e,i)=>{const n=i.viewPosition;const o=n.parent;const r=i.mapper;if(o.name=="ul"||o.name=="ol"){if(!n.isAtEnd){const e=r.toModelElement(n.nodeAfter);i.modelPosition=t.createPositionBefore(e)}else{const e=r.toModelElement(n.nodeBefore);const o=r.getModelLength(n.nodeBefore);i.modelPosition=t.createPositionBefore(e).getShiftedBy(o)}e.stop()}else 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n=e.is("documentFragment")?e.getChild(0):e;let o;if(!i){o=this.document.selection}else{o=this.createSelection(i)}if(n&&n.is("listItem")){const t=o.getFirstPosition();let e=null;if(t.parent.is("listItem")){e=t.parent}else if(t.nodeBefore&&t.nodeBefore.is("listItem")){e=t.nodeBefore}if(e){const t=e.getAttribute("listIndent");if(t>0){while(n&&n.is("listItem")){n._setAttribute("listIndent",n.getAttribute("listIndent")+t);n=n.nextSibling}}}}}function xA(t,e,i){const{writer:n,schema:o}=i;let r=n.createPositionAfter(t);for(const s of e){if(s.name=="ul"||s.name=="ol"){r=i.convertItem(s,r).modelCursor}else{const e=i.convertItem(s,n.createPositionAt(t,"end"));const a=e.modelRange.start.nodeAfter;const c=a&&a.is("element")&&!o.checkChild(t,a.name);if(c){if(e.modelCursor.parent.is("listItem")){t=e.modelCursor.parent}else{t=AA(e.modelCursor)}r=n.createPositionAfter(t)}}}return r}function AA(t){const e=new Wh({startPosition:t});let i;do{i=e.next()}while(!i.value.item.is("listItem"));return i.value.item}function CA(t,e,i,n,o,r){const s=sA(e.nodeBefore,{sameIndent:true,smallerIndent:true,listIndent:t,foo:"b"});const a=o.mapper;const c=o.writer;const l=s?s.getAttribute("listIndent"):null;let d;if(!s){d=i}else if(l==t){const t=a.toViewElement(s).parent;d=c.createPositionAfter(t)}else{const t=r.createPositionAt(s,"end");d=a.toViewPosition(t)}d=rA(d);for(const t of[...n.getChildren()]){if(TA(t)){d=c.move(c.createRangeOn(t),d).end;oA(c,t,t.nextSibling);oA(c,t.previousSibling,t)}}}function TA(t){return t.is("ol")||t.is("ul")}function EA(t){let e=0;let i=t.parent;while(i){if(i.is("li")){e++}else{const t=i.previousSibling;if(t&&t.is("li")){e++}}i=i.parent}return e}class MA extends Nw{static get pluginName(){return"ListEditing"}static get requires(){return[n_]}init(){const t=this.editor;t.model.schema.register("listItem",{inheritAllFrom:"$block",allowAttributes:["listType","listIndent"]});const e=t.data;const i=t.editing;t.model.document.registerPostFixer(e=>vA(t.model,e));i.mapper.registerViewToModelLength("li",PA);e.mapper.registerViewToModelLength("li",PA);i.mapper.on("modelToViewPosition",_A(i.view));i.mapper.on("viewToModelPosition",kA(t.model));e.mapper.on("modelToViewPosition",_A(i.view));t.conversion.for("editingDowncast").add(e=>{e.on("insert",mA,{priority:"high"});e.on("insert:listItem",lA(t.model));e.on("attribute:listType:listItem",uA,{priority:"high"});e.on("attribute:listType:listItem",hA,{priority:"low"});e.on("attribute:listIndent:listItem",fA(t.model));e.on("remove:listItem",dA(t.model));e.on("remove",gA,{priority:"low"})});t.conversion.for("dataDowncast").add(e=>{e.on("insert",mA,{priority:"high"});e.on("insert:listItem",lA(t.model))});t.conversion.for("upcast").add(t=>{t.on("element:ul",bA,{priority:"high"});t.on("element:ol",bA,{priority:"high"});t.on("element:li",wA,{priority:"high"});t.on("element:li",pA)});t.model.on("insertContent",yA,{priority:"high"});t.commands.add("numberedList",new 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this._getPlaceholderHtml()}return""}}_getPlaceholderHtml(){const t=new Xb;const e=new Gb;t.text=this._t("Open media in new tab");e.content=WA;e.viewBox=UA;const i=new Hp({tag:"div",attributes:{class:"ck ck-reset_all ck-media__placeholder"},children:[{tag:"div",attributes:{class:"ck-media__placeholder__icon"},children:[e]},{tag:"a",attributes:{class:"ck-media__placeholder__url",target:"_blank",rel:"noopener noreferrer",href:this.url},children:[{tag:"span",attributes:{class:"ck-media__placeholder__url__text"},children:[this.url]},t]}]}).render();return i.outerHTML}_getValidUrl(t){if(!t){return null}if(t.match(/^https?/)){return t}return"https://"+t}}var YA=i(82);class GA extends Nw{static get pluginName(){return"MediaEmbedEditing"}constructor(t){super(t);t.config.define("mediaEmbed",{providers:[{name:"dailymotion",url:/^dailymotion\.com\/video\/(\w+)/,html:t=>{const e=t[1];return'<div style="position: relative; padding-bottom: 100%; height: 0; ">'+`<iframe src="https://www.dailymotion.com/embed/video/${e}" `+'style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" '+'frameborder="0" width="480" height="270" allowfullscreen allow="autoplay">'+"</iframe>"+"</div>"}},{name:"spotify",url:[/^open\.spotify\.com\/(artist\/\w+)/,/^open\.spotify\.com\/(album\/\w+)/,/^open\.spotify\.com\/(track\/\w+)/],html:t=>{const e=t[1];return'<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 126%;">'+`<iframe src="https://open.spotify.com/embed/${e}" `+'style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" '+'frameborder="0" allowtransparency="true" allow="encrypted-media">'+"</iframe>"+"</div>"}},{name:"youtube",url:[/^(?:m\.)?youtube\.com\/watch\?v=([\w-]+)/,/^(?:m\.)?youtube\.com\/v\/([\w-]+)/,/^youtube\.com\/embed\/([\w-]+)/,/^youtu\.be\/([\w-]+)/],html:t=>{const e=t[1];return'<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;">'+`<iframe src="https://www.youtube.com/embed/${e}" `+'style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" '+'frameborder="0" allow="autoplay; encrypted-media" allowfullscreen>'+"</iframe>"+"</div>"}},{name:"vimeo",url:[/^vimeo\.com\/(\d+)/,/^vimeo\.com\/[^/]+\/[^/]+\/video\/(\d+)/,/^vimeo\.com\/album\/[^/]+\/video\/(\d+)/,/^vimeo\.com\/channels\/[^/]+\/(\d+)/,/^vimeo\.com\/groups\/[^/]+\/videos\/(\d+)/,/^vimeo\.com\/ondemand\/[^/]+\/(\d+)/,/^player\.vimeo\.com\/video\/(\d+)/],html:t=>{const e=t[1];return'<div style="position: relative; padding-bottom: 100%; height: 0; padding-bottom: 56.2493%;">'+`<iframe src="https://player.vimeo.com/video/${e}" `+'style="position: absolute; width: 100%; height: 100%; top: 0; left: 0;" '+'frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen>'+"</iframe>"+"</div>"}},{name:"instagram",url:/^instagram\.com\/p\/(\w+)/},{name:"twitter",url:/^twitter\.com/},{name:"googleMaps",url:/^google\.com\/maps/},{name:"flickr",url:/^flickr\.com/},{name:"facebook",url:/^facebook\.com/}]});this.registry=new qA(t.locale,t.config.get("mediaEmbed"))}init(){const t=this.editor;const e=t.model.schema;const i=t.t;const n=t.conversion;const o=t.config.get("mediaEmbed.previewsInData");const r=this.registry;t.commands.add("mediaEmbed",new HA(t));e.register("media",{isObject:true,isBlock:true,allowWhere:"$block",allowAttributes:["url"]});n.for("dataDowncast").elementToElement({model:"media",view:(t,e)=>{const i=t.getAttribute("url");return DA(e,r,i,{renderMediaPreview:i&&o})}});n.for("dataDowncast").add(LA(r,{renderMediaPreview:o}));n.for("editingDowncast").elementToElement({model:"media",view:(t,e)=>{const n=t.getAttribute("url");const o=DA(e,r,n,{renderForEditingView:true});return zA(o,e,i("jc"))}});n.for("editingDowncast").add(LA(r,{renderForEditingView:true}));n.for("upcast").elementToElement({view:{name:"oembed",attributes:{url:true}},model:(t,e)=>{const i=t.getAttribute("url");if(r.hasMedia(i)){return e.createElement("media",{url:i})}}}).elementToElement({view:{name:"div",attributes:{"data-oembed-url":true}},model:(t,e)=>{const i=t.getAttribute("data-oembed-url");if(r.hasMedia(i)){return e.createElement("media",{url:i})}}})}}const JA=new Map;function XA(t,e,i){let n=JA.get(t);if(!n){n=new Map;JA.set(t,n)}n.set(e,i)}function QA(t,e){const i=JA.get(t);if(i&&i.has(e)){return i.get(e)}return KA}function KA(t){return[t]}function ZA(t,e,i={}){const n=QA(t.constructor,e.constructor);try{t=t.clone();return n(t,e,i)}catch(t){throw t}}function tC(t,e,i){t=t.slice();e=e.slice();const n=new eC(i.document,i.useRelations,i.forceWeakRemove);n.setOriginalOperations(t);n.setOriginalOperations(e);const o=n.originalOperations;if(t.length==0||e.length==0){return{operationsA:t,operationsB:e,originalOperations:o}}const r=new WeakMap;for(const e of t){r.set(e,0)}const s={nextBaseVersionA:t[t.length-1].baseVersion+1,nextBaseVersionB:e[e.length-1].baseVersion+1,originalOperationsACount:t.length,originalOperationsBCount:e.length};let a=0;while(a<t.length){const i=t[a];const o=r.get(i);if(o==e.length){a++;continue}const s=e[o];const c=ZA(i,s,n.getContext(i,s,true));const l=ZA(s,i,n.getContext(s,i,false));n.updateRelation(i,s);n.setOriginalOperations(c,i);n.setOriginalOperations(l,s);for(const t of c){r.set(t,o+l.length)}t.splice(a,1,...c);e.splice(o,1,...l)}if(i.padWithNoOps){const i=t.length-s.originalOperationsACount;const n=e.length-s.originalOperationsBCount;nC(t,n-i);nC(e,i-n)}iC(t,s.nextBaseVersionB);iC(e,s.nextBaseVersionA);return{operationsA:t,operationsB:e,originalOperations:o}}class eC{constructor(t,e,i=false){this.originalOperations=new Map;this._history=t.history;this._useRelations=e;this._forceWeakRemove=!!i;this._relations=new Map}setOriginalOperations(t,e=null){const i=e?this.originalOperations.get(e):null;for(const e of t){this.originalOperations.set(e,i||e)}}updateRelation(t,e){switch(t.constructor){case Zm:{switch(e.constructor){case og:{if(t.targetPosition.isEqual(e.sourcePosition)||e.movedRange.containsPosition(t.targetPosition)){this._setRelation(t,e,"insertAtSource")}else if(t.targetPosition.isEqual(e.deletionPosition)){this._setRelation(t,e,"insertBetween")}else if(t.targetPosition.isAfter(e.sourcePosition)){this._setRelation(t,e,"moveTargetAfter")}break}case Zm:{if(t.targetPosition.isEqual(e.sourcePosition)||t.targetPosition.isBefore(e.sourcePosition)){this._setRelation(t,e,"insertBefore")}else{this._setRelation(t,e,"insertAfter")}break}}break}case rg:{switch(e.constructor){case og:{if(t.splitPosition.isBefore(e.sourcePosition)){this._setRelation(t,e,"splitBefore")}break}case Zm:{if(t.splitPosition.isEqual(e.sourcePosition)||t.splitPosition.isBefore(e.sourcePosition)){this._setRelation(t,e,"splitBefore")}break}}break}case og:{switch(e.constructor){case og:{if(!t.targetPosition.isEqual(e.sourcePosition)){this._setRelation(t,e,"mergeTargetNotMoved")}if(t.sourcePosition.isEqual(e.targetPosition)){this._setRelation(t,e,"mergeSourceNotMoved")}if(t.sourcePosition.isEqual(e.sourcePosition)){this._setRelation(t,e,"mergeSameElement")}break}case rg:{if(t.sourcePosition.isEqual(e.splitPosition)){this._setRelation(t,e,"splitAtSource")}}}break}case eg:{const i=t.newRange;if(!i){return}switch(e.constructor){case Zm:{const n=$h._createFromPositionAndShift(e.sourcePosition,e.howMany);const o=n.containsPosition(i.start)||n.start.isEqual(i.start);const r=n.containsPosition(i.end)||n.end.isEqual(i.end);if((o||r)&&!n.containsRange(i)){this._setRelation(t,e,{side:o?"left":"right",path:o?i.start.path.slice():i.end.path.slice()})}break}case og:{const n=i.start.isEqual(e.targetPosition);const o=i.start.isEqual(e.deletionPosition);const r=i.end.isEqual(e.deletionPosition);const s=i.end.isEqual(e.sourcePosition);if(n||o||r||s){this._setRelation(t,e,{wasInLeftElement:n,wasStartBeforeMergedElement:o,wasEndBeforeMergedElement:r,wasInRightElement:s})}break}}break}}}getContext(t,e,i){return{aIsStrong:i,aWasUndone:this._wasUndone(t),bWasUndone:this._wasUndone(e),abRelation:this._useRelations?this._getRelation(t,e):null,baRelation:this._useRelations?this._getRelation(e,t):null,forceWeakRemove:this._forceWeakRemove}}_wasUndone(t){const e=this.originalOperations.get(t);return e.wasUndone||this._history.isUndoneOperation(e)}_getRelation(t,e){const i=this.originalOperations.get(e);const n=this._history.getUndoneOperation(i);if(!n){return null}const o=this.originalOperations.get(t);const r=this._relations.get(o);if(r){return r.get(n)||null}return null}_setRelation(t,e,i){const n=this.originalOperations.get(t);const o=this.originalOperations.get(e);let r=this._relations.get(n);if(!r){r=new Map;this._relations.set(n,r)}r.set(o,i)}}function iC(t,e){for(const i of t){i.baseVersion=e++}}function nC(t,e){for(let i=0;i<e;i++){t.push(new Mg(0))}}XA(Qm,Qm,(t,e,i)=>{if(t.key===e.key){const n=t.range.getDifference(e.range).map(e=>new Qm(e,t.key,t.oldValue,t.newValue,0));const o=t.range.getIntersection(e.range);if(o){if(i.aIsStrong){n.push(new Qm(o,e.key,e.newValue,t.newValue,0))}}if(n.length==0){return[new Mg(0)]}return n}else{return[t]}});XA(Qm,tg,(t,e)=>{if(t.range.start.hasSameParentAs(e.position)&&t.range.containsPosition(e.position)){const i=t.range._getTransformedByInsertion(e.position,e.howMany,!e.shouldReceiveAttributes);const n=i.map(e=>new Qm(e,t.key,t.oldValue,t.newValue,t.baseVersion));if(e.shouldReceiveAttributes){const i=oC(e,t.key,t.oldValue);if(i){n.unshift(i)}}return n}t.range=t.range._getTransformedByInsertion(e.position,e.howMany,false)[0];return[t]});function oC(t,e,i){const n=t.nodes;const o=n.getNode(0).getAttribute(e);if(o==i){return null}const r=new $h(t.position,t.position.getShiftedBy(t.howMany));return new Qm(r,e,o,i,0)}XA(Qm,og,(t,e)=>{const i=[];if(t.range.start.hasSameParentAs(e.deletionPosition)){if(t.range.containsPosition(e.deletionPosition)||t.range.start.isEqual(e.deletionPosition)){i.push($h._createFromPositionAndShift(e.graveyardPosition,1))}}const n=t.range._getTransformedByMergeOperation(e);if(!n.isCollapsed){i.push(n)}return i.map(e=>new Qm(e,t.key,t.oldValue,t.newValue,t.baseVersion))});XA(Qm,Zm,(t,e)=>{const i=rC(t.range,e);return i.map(e=>new Qm(e,t.key,t.oldValue,t.newValue,t.baseVersion))});function rC(t,e){const i=$h._createFromPositionAndShift(e.sourcePosition,e.howMany);let n=null;let o=[];if(i.containsRange(t,true)){n=t}else if(t.start.hasSameParentAs(i.start)){o=t.getDifference(i);n=t.getIntersection(i)}else{o=[t]}const r=[];for(let t of o){t=t._getTransformedByDeletion(e.sourcePosition,e.howMany);const i=e.getMovedRangeStart();const n=t.start.hasSameParentAs(i);t=t._getTransformedByInsertion(i,e.howMany,n);r.push(...t)}if(n){r.push(n._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany,false)[0])}return r}XA(Qm,rg,(t,e)=>{if(t.range.end.isEqual(e.insertionPosition)){if(!e.graveyardPosition){t.range.end.offset++}return[t]}if(t.range.start.hasSameParentAs(e.splitPosition)&&t.range.containsPosition(e.splitPosition)){const i=t.clone();i.range=new $h(e.moveTargetPosition.clone(),t.range.end._getCombined(e.splitPosition,e.moveTargetPosition));t.range.end=e.splitPosition.clone();t.range.end.stickiness="toPrevious";return[t,i]}t.range=t.range._getTransformedBySplitOperation(e);return[t]});XA(tg,Qm,(t,e)=>{const i=[t];if(t.shouldReceiveAttributes&&t.position.hasSameParentAs(e.range.start)&&e.range.containsPosition(t.position)){const n=oC(t,e.key,e.newValue);if(n){i.push(n)}}return i});XA(tg,tg,(t,e,i)=>{if(t.position.isEqual(e.position)&&i.aIsStrong){return[t]}t.position=t.position._getTransformedByInsertOperation(e);return[t]});XA(tg,Zm,(t,e)=>{t.position=t.position._getTransformedByMoveOperation(e);return[t]});XA(tg,rg,(t,e)=>{t.position=t.position._getTransformedBySplitOperation(e);return[t]});XA(tg,og,(t,e)=>{t.position=t.position._getTransformedByMergeOperation(e);return[t]});XA(eg,tg,(t,e)=>{if(t.oldRange){t.oldRange=t.oldRange._getTransformedByInsertOperation(e)[0]}if(t.newRange){t.newRange=t.newRange._getTransformedByInsertOperation(e)[0]}return[t]});XA(eg,eg,(t,e,i)=>{if(t.name==e.name){if(i.aIsStrong){t.oldRange=e.newRange?e.newRange.clone():null}else{return[new Mg(0)]}}return[t]});XA(eg,og,(t,e)=>{if(t.oldRange){t.oldRange=t.oldRange._getTransformedByMergeOperation(e)}if(t.newRange){t.newRange=t.newRange._getTransformedByMergeOperation(e)}return[t]});XA(eg,Zm,(t,e,i)=>{if(t.oldRange){t.oldRange=$h._createFromRanges(t.oldRange._getTransformedByMoveOperation(e))}if(t.newRange){if(i.abRelation){const n=$h._createFromRanges(t.newRange._getTransformedByMoveOperation(e));if(i.abRelation.side=="left"&&e.targetPosition.isEqual(t.newRange.start)){t.newRange.start.path=i.abRelation.path;t.newRange.end=n.end;return[t]}else if(i.abRelation.side=="right"&&e.targetPosition.isEqual(t.newRange.end)){t.newRange.start=n.start;t.newRange.end.path=i.abRelation.path;return[t]}}t.newRange=$h._createFromRanges(t.newRange._getTransformedByMoveOperation(e))}return[t]});XA(eg,rg,(t,e,i)=>{if(t.oldRange){t.oldRange=t.oldRange._getTransformedBySplitOperation(e)}if(t.newRange){if(i.abRelation){const n=t.newRange._getTransformedBySplitOperation(e);if(t.newRange.start.isEqual(e.splitPosition)&&i.abRelation.wasStartBeforeMergedElement){t.newRange.start=qh._createAt(e.insertionPosition)}else if(t.newRange.start.isEqual(e.splitPosition)&&!i.abRelation.wasInLeftElement){t.newRange.start=qh._createAt(e.moveTargetPosition)}if(t.newRange.end.isEqual(e.splitPosition)&&i.abRelation.wasInRightElement){t.newRange.end=qh._createAt(e.moveTargetPosition)}else if(t.newRange.end.isEqual(e.splitPosition)&&i.abRelation.wasEndBeforeMergedElement){t.newRange.end=qh._createAt(e.insertionPosition)}else{t.newRange.end=n.end}return[t]}t.newRange=t.newRange._getTransformedBySplitOperation(e)}return[t]});XA(og,tg,(t,e)=>{if(t.sourcePosition.hasSameParentAs(e.position)){t.howMany+=e.howMany}t.sourcePosition=t.sourcePosition._getTransformedByInsertOperation(e);t.targetPosition=t.targetPosition._getTransformedByInsertOperation(e);return[t]});XA(og,og,(t,e,i)=>{if(t.sourcePosition.isEqual(e.sourcePosition)&&t.targetPosition.isEqual(e.targetPosition)){if(!i.bWasUndone){return[new Mg(0)]}else{const i=e.graveyardPosition.path.slice();i.push(0);t.sourcePosition=new qh(e.graveyardPosition.root,i);t.howMany=0;return[t]}}if(t.sourcePosition.isEqual(e.sourcePosition)&&!t.targetPosition.isEqual(e.targetPosition)&&!i.bWasUndone&&i.abRelation!="splitAtSource"){const n=t.targetPosition.root.rootName=="$graveyard";const o=e.targetPosition.root.rootName=="$graveyard";const r=n&&!o;const s=o&&!n;const a=s||!r&&i.aIsStrong;if(a){const i=e.targetPosition._getTransformedByMergeOperation(e);const n=t.targetPosition._getTransformedByMergeOperation(e);return[new Zm(i,t.howMany,n,0)]}else{return[new Mg(0)]}}if(t.sourcePosition.hasSameParentAs(e.targetPosition)){t.howMany+=e.howMany}t.sourcePosition=t.sourcePosition._getTransformedByMergeOperation(e);t.targetPosition=t.targetPosition._getTransformedByMergeOperation(e);if(!t.graveyardPosition.isEqual(e.graveyardPosition)||!i.aIsStrong){t.graveyardPosition=t.graveyardPosition._getTransformedByMergeOperation(e)}return[t]});XA(og,Zm,(t,e,i)=>{const n=$h._createFromPositionAndShift(e.sourcePosition,e.howMany);if(e.type=="remove"&&!i.bWasUndone&&!i.forceWeakRemove){if(t.deletionPosition.hasSameParentAs(e.sourcePosition)&&n.containsPosition(t.sourcePosition)){return[new Mg(0)]}}if(t.sourcePosition.hasSameParentAs(e.targetPosition)){t.howMany+=e.howMany}if(t.sourcePosition.hasSameParentAs(e.sourcePosition)){t.howMany-=e.howMany}t.sourcePosition=t.sourcePosition._getTransformedByMoveOperation(e);t.targetPosition=t.targetPosition._getTransformedByMoveOperation(e);if(!t.graveyardPosition.isEqual(e.targetPosition)){t.graveyardPosition=t.graveyardPosition._getTransformedByMoveOperation(e)}return[t]});XA(og,rg,(t,e,i)=>{if(e.graveyardPosition){t.graveyardPosition=t.graveyardPosition._getTransformedByDeletion(e.graveyardPosition,1);if(t.deletionPosition.isEqual(e.graveyardPosition)){t.howMany=e.howMany}}if(t.targetPosition.isEqual(e.splitPosition)){const n=e.howMany!=0;const o=e.graveyardPosition&&t.deletionPosition.isEqual(e.graveyardPosition);if(n||o||i.abRelation=="mergeTargetNotMoved"){t.sourcePosition=t.sourcePosition._getTransformedBySplitOperation(e);return[t]}}if(t.sourcePosition.isEqual(e.splitPosition)){if(i.abRelation=="mergeSourceNotMoved"){t.howMany=0;t.targetPosition=t.targetPosition._getTransformedBySplitOperation(e);return[t]}if(i.abRelation=="mergeSameElement"||t.sourcePosition.offset>0){t.sourcePosition=e.moveTargetPosition.clone();t.targetPosition=t.targetPosition._getTransformedBySplitOperation(e);return[t]}}if(t.sourcePosition.hasSameParentAs(e.splitPosition)){t.howMany=e.splitPosition.offset}t.sourcePosition=t.sourcePosition._getTransformedBySplitOperation(e);t.targetPosition=t.targetPosition._getTransformedBySplitOperation(e);return[t]});XA(Zm,tg,(t,e)=>{const i=$h._createFromPositionAndShift(t.sourcePosition,t.howMany);const n=i._getTransformedByInsertOperation(e,false)[0];t.sourcePosition=n.start;t.howMany=n.end.offset-n.start.offset;if(!t.targetPosition.isEqual(e.position)){t.targetPosition=t.targetPosition._getTransformedByInsertOperation(e)}return[t]});XA(Zm,Zm,(t,e,i)=>{const n=$h._createFromPositionAndShift(t.sourcePosition,t.howMany);const o=$h._createFromPositionAndShift(e.sourcePosition,e.howMany);let r=i.aIsStrong;let s=!i.aIsStrong;if(i.abRelation=="insertBefore"||i.baRelation=="insertAfter"){s=true}else if(i.abRelation=="insertAfter"||i.baRelation=="insertBefore"){s=false}let a;if(t.targetPosition.isEqual(e.targetPosition)&&s){a=t.targetPosition._getTransformedByDeletion(e.sourcePosition,e.howMany)}else{a=t.targetPosition._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany)}if(sC(t,e)&&sC(e,t)){return[e.getReversed()]}const c=n.containsPosition(e.targetPosition);if(c&&n.containsRange(o,true)){n.start=n.start._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany);n.end=n.end._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany);return aC([n],a)}const l=o.containsPosition(t.targetPosition);if(l&&o.containsRange(n,true)){n.start=n.start._getCombined(e.sourcePosition,e.getMovedRangeStart());n.end=n.end._getCombined(e.sourcePosition,e.getMovedRangeStart());return aC([n],a)}const d=Os(t.sourcePosition.getParentPath(),e.sourcePosition.getParentPath());if(d=="prefix"||d=="extension"){n.start=n.start._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany);n.end=n.end._getTransformedByMove(e.sourcePosition,e.targetPosition,e.howMany);return aC([n],a)}if(t.type=="remove"&&e.type!="remove"&&!i.aWasUndone&&!i.forceWeakRemove){r=true}else if(t.type!="remove"&&e.type=="remove"&&!i.bWasUndone&&!i.forceWeakRemove){r=false}const u=[];const h=n.getDifference(o);for(const t of h){t.start=t.start._getTransformedByDeletion(e.sourcePosition,e.howMany);t.end=t.end._getTransformedByDeletion(e.sourcePosition,e.howMany);const i=Os(t.start.getParentPath(),e.getMovedRangeStart().getParentPath())=="same";const n=t._getTransformedByInsertion(e.getMovedRangeStart(),e.howMany,i);u.push(...n)}const f=n.getIntersection(o);if(f!==null&&r){f.start=f.start._getCombined(e.sourcePosition,e.getMovedRangeStart());f.end=f.end._getCombined(e.sourcePosition,e.getMovedRangeStart());if(u.length===0){u.push(f)}else if(u.length==1){if(o.start.isBefore(n.start)||o.start.isEqual(n.start)){u.unshift(f)}else{u.push(f)}}else{u.splice(1,0,f)}}if(u.length===0){return[new Mg(t.baseVersion)]}return aC(u,a)});XA(Zm,rg,(t,e,i)=>{let n=t.targetPosition.clone();if(!t.targetPosition.isEqual(e.insertionPosition)||!e.graveyardPosition||i.abRelation=="moveTargetAfter"){n=t.targetPosition._getTransformedBySplitOperation(e)}const o=$h._createFromPositionAndShift(t.sourcePosition,t.howMany);if(o.end.isEqual(e.insertionPosition)){if(!e.graveyardPosition){t.howMany++}t.targetPosition=n;return[t]}if(o.start.hasSameParentAs(e.splitPosition)&&o.containsPosition(e.splitPosition)){let t=new $h(e.splitPosition,o.end);t=t._getTransformedBySplitOperation(e);const i=[new $h(o.start,e.splitPosition),t];return aC(i,n)}if(t.targetPosition.isEqual(e.splitPosition)&&i.abRelation=="insertAtSource"){n=e.moveTargetPosition}if(t.targetPosition.isEqual(e.insertionPosition)&&i.abRelation=="insertBetween"){n=t.targetPosition}const r=o._getTransformedBySplitOperation(e);const s=[r];if(e.graveyardPosition){const n=o.start.isEqual(e.graveyardPosition)||o.containsPosition(e.graveyardPosition);if(t.howMany>1&&n&&!i.aWasUndone){s.push($h._createFromPositionAndShift(e.insertionPosition,1))}}return aC(s,n)});XA(Zm,og,(t,e,i)=>{const n=$h._createFromPositionAndShift(t.sourcePosition,t.howMany);if(e.deletionPosition.hasSameParentAs(t.sourcePosition)&&n.containsPosition(e.sourcePosition)){if(t.type=="remove"&&!i.forceWeakRemove){if(!i.aWasUndone){const i=[];let n=e.graveyardPosition.clone();let o=e.targetPosition._getTransformedByMergeOperation(e);if(t.howMany>1){i.push(new Zm(t.sourcePosition,t.howMany-1,t.targetPosition,0));n=n._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany-1);o=o._getTransformedByMove(t.sourcePosition,t.targetPosition,t.howMany-1)}const r=e.deletionPosition._getCombined(t.sourcePosition,t.targetPosition);const s=new Zm(n,1,r,0);const a=s.getMovedRangeStart().path.slice();a.push(0);const c=new qh(s.targetPosition.root,a);o=o._getTransformedByMove(n,r,1);const l=new Zm(o,e.howMany,c,0);i.push(s);i.push(l);return i}}else{if(t.howMany==1){if(!i.bWasUndone){return[new Mg(0)]}else{t.sourcePosition=e.graveyardPosition.clone();t.targetPosition=t.targetPosition._getTransformedByMergeOperation(e);return[t]}}}}const o=$h._createFromPositionAndShift(t.sourcePosition,t.howMany);const r=o._getTransformedByMergeOperation(e);t.sourcePosition=r.start;t.howMany=r.end.offset-r.start.offset;t.targetPosition=t.targetPosition._getTransformedByMergeOperation(e);return[t]});XA(ig,tg,(t,e)=>{t.position=t.position._getTransformedByInsertOperation(e);return[t]});XA(ig,og,(t,e)=>{if(t.position.isEqual(e.deletionPosition)){t.position=e.graveyardPosition.clone();t.position.stickiness="toNext";return[t]}t.position=t.position._getTransformedByMergeOperation(e);return[t]});XA(ig,Zm,(t,e)=>{t.position=t.position._getTransformedByMoveOperation(e);return[t]});XA(ig,ig,(t,e,i)=>{if(t.position.isEqual(e.position)){if(i.aIsStrong){t.oldName=e.newName}else{return[new Mg(0)]}}return[t]});XA(ig,rg,(t,e)=>{const i=t.position.path;const n=e.splitPosition.getParentPath();if(Os(i,n)=="same"&&!e.graveyardPosition){const e=new ig(t.position.getShiftedBy(1),t.oldName,t.newName,0);return[t,e]}t.position=t.position._getTransformedBySplitOperation(e);return[t]});XA(ng,ng,(t,e,i)=>{if(t.root===e.root&&t.key===e.key){if(!i.aIsStrong||t.newValue===e.newValue){return[new Mg(0)]}else{t.oldValue=e.newValue}}return[t]});XA(rg,tg,(t,e)=>{if(t.splitPosition.hasSameParentAs(e.position)&&t.splitPosition.offset<e.position.offset){t.howMany+=e.howMany}t.splitPosition=t.splitPosition._getTransformedByInsertOperation(e);t.insertionPosition=rg.getInsertionPosition(t.splitPosition);return[t]});XA(rg,og,(t,e,i)=>{if(!t.graveyardPosition&&!i.bWasUndone&&t.splitPosition.hasSameParentAs(e.sourcePosition)){const i=e.graveyardPosition.path.slice();i.push(0);const n=new qh(e.graveyardPosition.root,i);const o=rg.getInsertionPosition(new qh(e.graveyardPosition.root,i));const r=new rg(n,0,null,0);r.insertionPosition=o;t.splitPosition=t.splitPosition._getTransformedByMergeOperation(e);t.insertionPosition=rg.getInsertionPosition(t.splitPosition);t.graveyardPosition=r.insertionPosition.clone();t.graveyardPosition.stickiness="toNext";return[r,t]}if(t.splitPosition.hasSameParentAs(e.deletionPosition)&&!t.splitPosition.isAfter(e.deletionPosition)){t.howMany--}if(t.splitPosition.hasSameParentAs(e.targetPosition)){t.howMany+=e.howMany}t.splitPosition=t.splitPosition._getTransformedByMergeOperation(e);t.insertionPosition=rg.getInsertionPosition(t.splitPosition);if(t.graveyardPosition){t.graveyardPosition=t.graveyardPosition._getTransformedByMergeOperation(e)}return[t]});XA(rg,Zm,(t,e,i)=>{const n=$h._createFromPositionAndShift(e.sourcePosition,e.howMany);if(t.graveyardPosition){const o=n.start.isEqual(t.graveyardPosition)||n.containsPosition(t.graveyardPosition);if(!i.bWasUndone&&o){const i=t.splitPosition._getTransformedByMoveOperation(e);const n=t.graveyardPosition._getTransformedByMoveOperation(e);const o=n.path.slice();o.push(0);const r=new qh(n.root,o);const s=new Zm(i,t.howMany,r,0);return[s]}t.graveyardPosition=t.graveyardPosition._getTransformedByMoveOperation(e)}if(t.splitPosition.hasSameParentAs(e.sourcePosition)&&n.containsPosition(t.splitPosition)){const i=e.howMany-(t.splitPosition.offset-e.sourcePosition.offset);t.howMany-=i;if(t.splitPosition.hasSameParentAs(e.targetPosition)&&t.splitPosition.offset<e.targetPosition.offset){t.howMany+=e.howMany}t.splitPosition=e.sourcePosition.clone();t.insertionPosition=rg.getInsertionPosition(t.splitPosition);return[t]}const o=t.splitPosition.isEqual(e.targetPosition);if(o&&(i.baRelation=="insertAtSource"||i.abRelation=="splitBefore")){t.howMany+=e.howMany;t.splitPosition=t.splitPosition._getTransformedByDeletion(e.sourcePosition,e.howMany);t.insertionPosition=rg.getInsertionPosition(t.splitPosition);return[t]}if(!e.sourcePosition.isEqual(e.targetPosition)){if(t.splitPosition.hasSameParentAs(e.sourcePosition)&&t.splitPosition.offset<=e.sourcePosition.offset){t.howMany-=e.howMany}if(t.splitPosition.hasSameParentAs(e.targetPosition)&&t.splitPosition.offset<e.targetPosition.offset){t.howMany+=e.howMany}}t.splitPosition.stickiness="toNone";t.splitPosition=t.splitPosition._getTransformedByMoveOperation(e);t.splitPosition.stickiness="toNext";if(t.graveyardPosition){t.insertionPosition=t.insertionPosition._getTransformedByMoveOperation(e)}else{t.insertionPosition=rg.getInsertionPosition(t.splitPosition)}return[t]});XA(rg,rg,(t,e,i)=>{if(t.splitPosition.isEqual(e.splitPosition)){if(!t.graveyardPosition&&!e.graveyardPosition){return[new Mg(0)]}if(t.graveyardPosition&&e.graveyardPosition&&t.graveyardPosition.isEqual(e.graveyardPosition)){return[new Mg(0)]}if(i.abRelation=="splitBefore"){t.howMany=0;t.graveyardPosition=t.graveyardPosition._getTransformedBySplitOperation(e);return[t]}}if(t.graveyardPosition&&e.graveyardPosition&&t.graveyardPosition.isEqual(e.graveyardPosition)){const n=t.splitPosition.root.rootName=="$graveyard";const o=e.splitPosition.root.rootName=="$graveyard";const r=n&&!o;const s=o&&!n;const a=s||!r&&i.aIsStrong;if(a){const i=[];if(e.howMany){i.push(new Zm(e.moveTargetPosition,e.howMany,e.splitPosition,0))}if(t.howMany){i.push(new Zm(t.splitPosition,t.howMany,t.moveTargetPosition,0))}return i}else{return[new Mg(0)]}}if(t.graveyardPosition){t.graveyardPosition=t.graveyardPosition._getTransformedBySplitOperation(e)}if(t.splitPosition.isEqual(e.insertionPosition)&&i.abRelation=="splitBefore"){t.howMany++;return[t]}if(e.splitPosition.isEqual(t.insertionPosition)&&i.baRelation=="splitBefore"){const i=e.insertionPosition.path.slice();i.push(0);const n=new qh(e.insertionPosition.root,i);const o=new Zm(t.insertionPosition,1,n,0);return[t,o]}if(t.splitPosition.hasSameParentAs(e.splitPosition)&&t.splitPosition.offset<e.splitPosition.offset){t.howMany-=e.howMany}t.splitPosition=t.splitPosition._getTransformedBySplitOperation(e);t.insertionPosition=rg.getInsertionPosition(t.splitPosition);return[t]});function sC(t,e){return t.targetPosition._getTransformedByDeletion(e.sourcePosition,e.howMany)===null}function aC(t,e){const i=[];for(let n=0;n<t.length;n++){const o=t[n];const r=new Zm(o.start,o.end.offset-o.start.offset,e,0);i.push(r);for(let e=n+1;e<t.length;e++){t[e]=t[e]._getTransformedByMove(r.sourcePosition,r.targetPosition,r.howMany)[0]}e=e._getTransformedByMove(r.sourcePosition,r.targetPosition,r.howMany)}return i}class cC extends Rw{constructor(t){super(t);this._stack=[];this._createdBatches=new WeakSet;this.refresh()}refresh(){this.isEnabled=this._stack.length>0}addBatch(t){const e=this.editor.model.document.selection;const i={ranges:e.hasOwnRange?Array.from(e.getRanges()):[],isBackward:e.isBackward};this._stack.push({batch:t,selection:i});this.refresh()}clearStack(){this._stack=[];this.refresh()}_restoreSelection(t,e,i){const n=this.editor.model;const o=n.document;const r=[];for(const e of t){const t=lC(e,i);const n=t.find(t=>t.start.root!=o.graveyard);if(n){r.push(n)}}if(r.length){n.change(t=>{t.setSelection(r,{backward:e})})}}_undo(t,e){const i=this.editor.model;const n=i.document;this._createdBatches.add(e);const o=t.operations.slice().filter(t=>t.isDocumentOperation);o.reverse();for(const t of o){const o=t.baseVersion+1;const r=Array.from(n.history.getOperations(o));const s=tC([t.getReversed()],r,{useRelations:true,document:this.editor.model.document,padWithNoOps:false,forceWeakRemove:true});const a=s.operationsA;for(const o of a){e.addOperation(o);i.applyOperation(o);n.history.setOperationAsUndone(t,o)}}}}function lC(t,e){const i=t.getTransformedByOperations(e);i.sort((t,e)=>t.start.isBefore(e.start)?-1:1);for(let t=1;t<i.length;t++){const e=i[t-1];const n=i[t];if(e.end.isTouching(n.start)){e.end=n.end;i.splice(t,1);t--}}return i}class dC extends cC{execute(t=null){const e=t?this._stack.findIndex(e=>e.batch==t):this._stack.length-1;const i=this._stack.splice(e,1)[0];const n=this.editor.model.createBatch("transparent");this.editor.model.enqueueChange(n,()=>{this._undo(i.batch,n);const t=this.editor.model.document.history.getOperations(i.batch.baseVersion);this._restoreSelection(i.selection.ranges,i.selection.isBackward,t);this.fire("revert",i.batch,n)});this.refresh()}}class uC extends cC{execute(){const t=this._stack.pop();const e=this.editor.model.createBatch("transparent");this.editor.model.enqueueChange(e,()=>{const i=t.batch.operations[t.batch.operations.length-1];const n=i.baseVersion+1;const o=this.editor.model.document.history.getOperations(n);this._restoreSelection(t.selection.ranges,t.selection.isBackward,o);this._undo(t.batch,e)});this.refresh()}}class hC extends Nw{static get pluginName(){return"UndoEditing"}constructor(t){super(t);this._batchRegistry=new WeakSet}init(){const t=this.editor;this._undoCommand=new dC(t);this._redoCommand=new uC(t);t.commands.add("undo",this._undoCommand);t.commands.add("redo",this._redoCommand);this.listenTo(t.model,"applyOperation",(t,e)=>{const i=e[0];if(!i.isDocumentOperation){return}const n=i.batch;const o=this._redoCommand._createdBatches.has(n);const r=this._undoCommand._createdBatches.has(n);const s=this._batchRegistry.has(n);if(s||n.type=="transparent"&&!o&&!r){return}else{if(o){this._undoCommand.addBatch(n)}else if(!r){this._undoCommand.addBatch(n);this._redoCommand.clearStack()}}this._batchRegistry.add(n)},{priority:"highest"});this.listenTo(this._undoCommand,"revert",(t,e,i)=>{this._redoCommand.addBatch(i)});t.keystrokes.set("CTRL+Z","undo");t.keystrokes.set("CTRL+Y","redo");t.keystrokes.set("CTRL+SHIFT+Z","redo")}}var fC='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M5.042 9.367l2.189 1.837a.75.75 0 0 1-.965 1.149l-3.788-3.18a.747.747 0 0 1-.21-.284.75.75 0 0 1 .17-.945L6.23 4.762a.75.75 0 1 1 .964 1.15L4.863 7.866h8.917A.75.75 0 0 1 14 7.9a4 4 0 1 1-1.477 7.718l.344-1.489a2.5 2.5 0 1 0 1.094-4.73l.008-.032H5.042z"/></svg>';var mC='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M14.958 9.367l-2.189 1.837a.75.75 0 0 0 .965 1.149l3.788-3.18a.747.747 0 0 0 .21-.284.75.75 0 0 0-.17-.945L13.77 4.762a.75.75 0 1 0-.964 1.15l2.331 1.955H6.22A.75.75 0 0 0 6 7.9a4 4 0 1 0 1.477 7.718l-.344-1.489A2.5 2.5 0 1 1 6.039 9.4l-.008-.032h8.927z"/></svg>';class gC extends Nw{init(){const t=this.editor;const e=t.locale;const i=t.t;const n=e.uiLanguageDirection=="ltr"?fC:mC;const o=e.uiLanguageDirection=="ltr"?mC:fC;this._addButton("undo",i("md"),"CTRL+Z",n);this._addButton("redo",i("me"),"CTRL+Y",o)}_addButton(t,e,i,n){const o=this.editor;o.ui.componentFactory.add(t,r=>{const s=o.commands.get(t);const a=new Kb(r);a.set({label:e,icon:n,keystroke:i,tooltip:true});a.bind("isEnabled").to(s,"isEnabled");this.listenTo(a,"execute",()=>{o.execute(t);o.editing.view.focus()});return a})}}class pC extends Nw{static get requires(){return[hC,gC]}static get pluginName(){return"Undo"}}const bC=/^(?:http(s)?:\/\/)?[\w.-]+(?:\.[\w.-]+)+[\w\-._~:/?#[\]@!$&'()*+,;=]+$/;class wC extends Nw{static get requires(){return[oy,pC]}static get pluginName(){return"AutoMediaEmbed"}constructor(t){super(t);this._timeoutId=null;this._positionToInsert=null}init(){const t=this.editor;const e=t.model.document;this.listenTo(t.plugins.get(oy),"inputTransformation",()=>{const t=e.selection.getFirstRange();const i=Ig.fromPosition(t.start);i.stickiness="toPrevious";const n=Ig.fromPosition(t.end);n.stickiness="toNext";e.once("change:data",()=>{this._embedMediaBetweenPositions(i,n);i.detach();n.detach()},{priority:"high"})});t.commands.get("undo").on("execute",()=>{if(this._timeoutId){Nd.window.clearTimeout(this._timeoutId);this._positionToInsert.detach();this._timeoutId=null;this._positionToInsert=null}},{priority:"high"})}_embedMediaBetweenPositions(t,e){const i=this.editor;const n=i.plugins.get(GA).registry;const o=new rf(t,e);const r=o.getWalker({ignoreElementEnd:true});let s="";for(const t of r){if(t.item.is("textProxy")){s+=t.item.data}}s=s.trim();if(!s.match(bC)){return}if(!n.hasMedia(s)){return}const a=i.commands.get("mediaEmbed");if(!a.isEnabled){return}this._positionToInsert=Ig.fromPosition(t);this._timeoutId=Nd.window.setTimeout(()=>{i.model.change(t=>{this._timeoutId=null;t.remove(o);let e;if(this._positionToInsert.root.rootName!=="$graveyard"){e=this._positionToInsert}VA(i.model,s,e);this._positionToInsert.detach();this._positionToInsert=null})},100)}}var _C=i(84);class kC extends gb{constructor(t,e){super(e);const i=e.t;this.focusTracker=new xp;this.keystrokes=new dp;this.urlInputView=this._createUrlInput();this.saveButtonView=this._createButton(i("lv"),hk,"ck-button-save");this.saveButtonView.type="submit";this.cancelButtonView=this._createButton(i("lw"),fk,"ck-button-cancel","cancel");this._focusables=new Bp;this._focusCycler=new Nb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});this._validators=t;this.setTemplate({tag:"form",attributes:{class:["ck","ck-media-form"],tabindex:"-1"},children:[this.urlInputView,this.saveButtonView,this.cancelButtonView]})}render(){super.render();uk({view:this});const t=[this.urlInputView,this.saveButtonView,this.cancelButtonView];t.forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)});this.keystrokes.listenTo(this.element);const e=t=>t.stopPropagation();this.keystrokes.set("arrowright",e);this.keystrokes.set("arrowleft",e);this.keystrokes.set("arrowup",e);this.keystrokes.set("arrowdown",e);this.listenTo(this.urlInputView.element,"selectstart",(t,e)=>{e.stopPropagation()},{priority:"high"})}focus(){this._focusCycler.focusFirst()}get url(){return this.urlInputView.inputView.element.value.trim()}set url(t){this.urlInputView.inputView.element.value=t.trim()}isValid(){this.resetFormStatus();for(const t of this._validators){const e=t(this);if(e){this.urlInputView.errorText=e;return false}}return true}resetFormStatus(){this.urlInputView.errorText=null;this.urlInputView.infoText=this._urlInputViewInfoDefault}_createUrlInput(){const t=this.locale.t;const e=new ck(this.locale,dk);const i=e.inputView;this._urlInputViewInfoDefault=t("pd");this._urlInputViewInfoTip=t("pe");e.label=t("pf");e.infoText=this._urlInputViewInfoDefault;i.placeholder="https://example.com";i.on("input",()=>{e.infoText=i.element.value?this._urlInputViewInfoTip:this._urlInputViewInfoDefault});return e}_createButton(t,e,i,n){const o=new Kb(this.locale);o.set({label:t,icon:e,tooltip:true});o.extendTemplate({attributes:{class:i}});if(n){o.delegate("execute").to(this,n)}return o}}var vC='<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20"><path d="M18.68 3.03c.6 0 .59-.03.59.55v12.84c0 .59.01.56-.59.56H1.29c-.6 0-.59.03-.59-.56V3.58c0-.58-.01-.55.6-.55h17.38zM15.77 15V5H4.2v10h11.57zM2 4v1h1V4H2zm0 2v1h1V6H2zm0 2v1h1V8H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zm0 2v1h1v-1H2zM17 4v1h1V4h-1zm0 2v1h1V6h-1zm0 2v1h1V8h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zm0 2v1h1v-1h-1zM7.5 7.177a.4.4 0 01.593-.351l5.133 2.824a.4.4 0 010 .7l-5.133 2.824a.4.4 0 01-.593-.35V7.176v.001z"/></svg>\n';class yC extends Nw{static get requires(){return[GA]}static get pluginName(){return"MediaEmbedUI"}init(){const t=this.editor;const e=t.commands.get("mediaEmbed");const i=t.plugins.get(GA).registry;this.form=new kC(xC(t.t,i),t.locale);t.ui.componentFactory.add("mediaEmbed",i=>{const n=dw(i);this._setUpDropdown(n,this.form,e,t);this._setUpForm(this.form,n,e);return n})}_setUpDropdown(t,e,i){const n=this.editor;const o=n.t;const r=t.buttonView;t.bind("isEnabled").to(i);t.panelView.children.add(e);r.set({label:o("om"),icon:vC,tooltip:true});r.on("open",()=>{e.url=i.value||"";e.urlInputView.select();e.focus()},{priority:"low"});t.on("submit",()=>{if(e.isValid()){n.execute("mediaEmbed",e.url);s()}});t.on("change:isOpen",()=>e.resetFormStatus());t.on("cancel",()=>s());function s(){n.editing.view.focus();t.isOpen=false}}_setUpForm(t,e,i){t.delegate("submit","cancel").to(e);t.urlInputView.bind("value").to(i,"value");t.urlInputView.bind("isReadOnly").to(i,"isEnabled",t=>!t);t.saveButtonView.bind("isEnabled").to(i)}}function 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n=this.editor.plugins.get("TableUtils");const o=parseInt(t.rows)||2;const r=parseInt(t.columns)||2;const s=P_(i,e);e.change(t=>{const i=n.createTable(t,o,r);e.insertContent(i,s);t.setSelection(t.createPositionAt(i.getNodeByPath([0,0,0]),0))})}}function $T(t){const e=t.parent;return e===e.root?e:e.parent}class YT extends Rw{constructor(t,e={}){super(t);this.order=e.order||"below"}refresh(){const t=this.editor.model.document.selection;const e=sT("table",t.getFirstPosition());this.isEnabled=!!e}execute(){const t=this.editor;const e=t.model.document.selection;const i=t.plugins.get("TableUtils");const n=this.order==="above";const o=n?e.getFirstPosition():e.getLastPosition();const r=n?e.getFirstRange():e.getLastRange();const s=r.getContainedElement()||sT("tableCell",o);const a=s.parent;const c=a.parent;const l=c.getChildIndex(a);i.insertRows(c,{rows:1,at:this.order==="below"?l+1:l})}}class GT extends Rw{constructor(t,e={}){super(t);this.order=e.order||"right"}refresh(){const t=this.editor.model.document.selection;const e=sT("table",t.getFirstPosition());this.isEnabled=!!e}execute(){const t=this.editor;const e=t.model.document.selection;const i=t.plugins.get("TableUtils");const n=this.order==="left";const o=n?e.getFirstPosition():e.getLastPosition();const r=n?e.getFirstRange():e.getLastRange();const s=r.getContainedElement()||sT("tableCell",o);const a=s.parent.parent;const{column:c}=i.getCellLocation(s);i.insertColumns(a,{columns:1,at:n?c:c+1})}}class JT extends Rw{constructor(t,e={}){super(t);this.direction=e.direction||"horizontally"}refresh(){const t=xT(this.editor.model.document.selection);this.isEnabled=t.length===1}execute(){const t=xT(this.editor.model.document.selection)[0];const e=this.direction==="horizontally";const i=this.editor.plugins.get("TableUtils");if(e){i.splitCellHorizontally(t,2)}else{i.splitCellVertically(t,2)}}}class XT extends Rw{constructor(t,e){super(t);this.direction=e.direction;this.isHorizontal=this.direction=="right"||this.direction=="left"}refresh(){const t=this._getMergeableCell();this.value=t;this.isEnabled=!!t}execute(){const t=this.editor.model;const e=t.document;const i=yT(e.selection)[0];const n=this.value;const o=this.direction;t.change(t=>{const e=o=="right"||o=="down";const r=e?i:n;const s=e?n:i;const a=s.parent;tE(s,r,t);const c=this.isHorizontal?"colspan":"rowspan";const l=parseInt(i.getAttribute(c)||1);const d=parseInt(n.getAttribute(c)||1);t.setAttribute(c,l+d,r);t.setSelection(t.createRangeIn(r));if(!a.childCount){ZT(a,t)}})}_getMergeableCell(){const t=this.editor.model;const e=t.document;const i=yT(e.selection)[0];if(!i){return}const n=this.editor.plugins.get("TableUtils");const o=this.isHorizontal?QT(i,this.direction,n):KT(i,this.direction);if(!o){return}const r=this.isHorizontal?"rowspan":"colspan";const s=parseInt(i.getAttribute(r)||1);const a=parseInt(o.getAttribute(r)||1);if(a===s){return o}}}function QT(t,e,i){const n=t.parent;const o=n.parent;const r=e=="right"?t.nextSibling:t.previousSibling;const s=(o.getAttribute("headingColumns")||0)>0;if(!r){return}const a=e=="right"?t:r;const c=e=="right"?r:t;const{column:l}=i.getCellLocation(a);const{column:d}=i.getCellLocation(c);const u=parseInt(a.getAttribute("colspan")||1);const h=uT(i,a,o);const f=uT(i,c,o);if(s&&h!=f){return}const m=l+u===d;return m?r:undefined}function KT(t,e){const i=t.parent;const n=i.parent;const o=n.getChildIndex(i);if(e=="down"&&o===n.childCount-1||e=="up"&&o===0){return}const r=parseInt(t.getAttribute("rowspan")||1);const s=n.getAttribute("headingRows")||0;const a=e=="down"&&o+r===s;const c=e=="up"&&o===s;if(s&&(a||c)){return}const l=parseInt(t.getAttribute("rowspan")||1);const d=e=="down"?o+l:o;const u=[...new pT(n,{endRow:d})];const h=u.find(e=>e.cell===t);const f=h.column;const m=u.find(({row:t,rowspan:i,column:n})=>{if(n!==f){return false}if(e=="down"){return t===d}else{return d===t+i}});return m&&m.cell}function ZT(t,e){const i=t.parent;const n=i.getChildIndex(t);for(const{cell:t,row:o,rowspan:r}of new pT(i,{endRow:n})){const i=o+r-1>=n;if(i){aT("rowspan",r-1,t,e)}}e.remove(t)}function tE(t,e,i){if(!eE(t)){if(eE(e)){i.remove(i.createRangeIn(e))}i.move(i.createRangeIn(t),i.createPositionAt(e,"end"))}i.remove(t)}function eE(t){return t.childCount==1&&t.getChild(0).is("paragraph")&&t.getChild(0).isEmpty}class iE extends Rw{refresh(){const t=xT(this.editor.model.document.selection);const e=t[0];if(e){const i=e.parent.parent;const n=this.editor.plugins.get("TableUtils").getRows(i);const o=[...new pT(i)];const r=o.filter(e=>t.includes(e.cell)).map(t=>t.row);const s=r[0];const a=r[r.length-1];this.isEnabled=a-s<n-1}else{this.isEnabled=false}}execute(){const t=xT(this.editor.model.document.selection);const e=nE(t);const i=t[0];const n=i.parent.parent;const o=[...new pT(n,{endRow:e.last})];const r=this.editor.model.createBatch();const s=rE(o,i);this.editor.model.enqueueChange(r,t=>{t.setSelection(t.createSelection(n,"on"))});let a;for(let t=e.last;t>=e.first;t--){this.editor.model.enqueueChange(r,e=>{const i=t;this._removeRow(i,n,e,o);a=oE(n,i,s)})}this.editor.model.enqueueChange(r,t=>{t.setSelection(t.createPositionAt(a,0))})}_removeRow(t,e,i,n){const o=new Map;const r=e.getChild(t);const s=e.getAttribute("headingRows")||0;if(s&&t<s){aT("headingRows",s-1,e,i,0)}n.filter(({row:e,rowspan:i})=>e===t&&i>1).forEach(({column:t,cell:e,rowspan:i})=>o.set(t,{cell:e,rowspanToSet:i-1}));n.filter(({row:e,rowspan:i})=>e<=t-1&&e+i>t).forEach(({cell:t,rowspan:e})=>aT("rowspan",e-1,t,i));const a=t+1;const c=new pT(e,{includeSpanned:true,startRow:a,endRow:a});let l;for(const{row:t,column:n,cell:r}of[...c]){if(o.has(n)){const{cell:r,rowspanToSet:s}=o.get(n);const a=l?i.createPositionAfter(l):i.createPositionAt(e.getChild(t),0);i.move(i.createRangeOn(r),a);aT("rowspan",s,r,i);l=r}else{l=r}}i.remove(r)}}function nE(t){const e=t.map(t=>t.parent.index).sort();return{first:e[0],last:e[e.length-1]}}function oE(t,e,i){const n=t.getChild(e)||t.getChild(t.childCount-1);let o=n.getChild(0);let r=0;for(const t of n.getChildren()){if(r>i){return o}o=t;r+=parseInt(t.getAttribute("colspan")||1)}return o}function rE(t,e){const i=t.find(t=>t.cell===e);return i.column}class sE extends Rw{refresh(){const t=xT(this.editor.model.document.selection);const e=t[0];if(e){const i=e.parent.parent;const n=this.editor.plugins.get("TableUtils").getColumns(i);const o=[...new pT(i)];const r=o.filter(e=>t.includes(e.cell)).map(t=>t.column).sort();const s=r[0];const a=r[r.length-1];this.isEnabled=a-s<n-1}else{this.isEnabled=false}}execute(){const[t,e]=lE(this.editor.model.document.selection);const i=t.parent.parent;const n=[...new pT(i)];const o={first:n.find(e=>e.cell===t).column,last:n.find(t=>t.cell===e).column};const r=cE(n,t,e,o);this.editor.model.change(t=>{t.setSelection(t.createRangeOn(i));aE(i,o,t);for(let e=o.last;e>=o.first;e--){for(const{cell:i,column:o,colspan:r}of n){if(o<=e&&r>1&&o+r>e){aT("colspan",r-1,i,t)}else if(o===e){const e=i.parent;t.remove(i);if(!e.childCount){t.remove(e)}}}}t.setSelection(t.createPositionAt(r,0))})}}function aE(t,e,i){const n=t.getAttribute("headingColumns")||0;if(n&&e.first<=n){const o=Math.min(n-1,e.last)-e.first+1;i.setAttribute("headingColumns",n-o,t)}}function cE(t,e,i,n){const o=parseInt(i.getAttribute("colspan")||1);if(o>1){return i}else if(e.previousSibling||i.nextSibling){return i.nextSibling||e.previousSibling}else{if(n.first){return t.reverse().find(({column:t})=>t<n.first).cell}else{return t.reverse().find(({column:t})=>t>n.last).cell}}}function lE(t){const e=xT(t);const i=e[0];const n=e.pop();const o=[i,n];return i.isBefore(n)?o:o.reverse()}class dE extends Rw{refresh(){const t=this.editor.model;const e=xT(t.document.selection);const i=e.length>0;this.isEnabled=i;this.value=i&&e.every(t=>this._isInHeading(t,t.parent.parent))}execute(t={}){const e=this.editor.model;const i=xT(e.document.selection);const n=i[0];const o=i[i.length-1];const r=n.parent.parent;const s=r.getAttribute("headingRows")||0;const[a,c]=[n.parent.index,o.parent.index].sort();if(t.forceValue===this.value){return}const l=this.value?a:c+1;e.change(t=>{if(l){const e=uE(r,l,s);for(const i of e){hE(i,l,t)}}aT("headingRows",l,r,t,0)})}_isInHeading(t,e){const i=parseInt(e.getAttribute("headingRows")||0);return!!i&&t.parent.index<i}}function uE(t,e,i){const n=[];const o=e>i?i:0;const r=e-1;const s=new pT(t,{startRow:o,endRow:r});for(const{row:t,rowspan:i,cell:o}of s){if(i>1&&t+i>e){n.push(o)}}return n}function hE(t,e,i){const n=t.parent;const o=n.parent;const r=n.index;const s=parseInt(t.getAttribute("rowspan"));const a=e-r;const c={};const l=s-a;if(l>1){c.rowspan=l}const d=parseInt(t.getAttribute("colspan")||1);if(d>1){c.colspan=d}const u=o.getChildIndex(n);const h=u+a;const f=[...new pT(o,{startRow:u,endRow:h,includeSpanned:true})];let m;for(const{row:e,column:n,cell:r,cellIndex:s}of f){if(r===t&&m===undefined){m=n}if(m!==undefined&&m===n&&e===h){const t=o.getChild(e);const n=i.createPositionAt(t,s);cT(i,n,c)}}aT("rowspan",a,t,i)}class fE extends Rw{refresh(){const t=this.editor.model;const e=xT(t.document.selection);const i=this.editor.plugins.get("TableUtils");const n=e.length>0;this.isEnabled=n;this.value=n&&e.every(t=>uT(i,t))}execute(t={}){const e=this.editor.model;const i=this.editor.plugins.get("TableUtils");const n=xT(e.document.selection);const o=n[0];const r=n[n.length-1];const s=o.parent;const a=s.parent;const[c,l]=[i.getCellLocation(o).column,i.getCellLocation(r).column].sort();if(t.forceValue===this.value){return}const d=this.value?c:l+1;e.change(t=>{aT("headingColumns",d,a,t,0)})}}class mE extends Nw{static get pluginName(){return"TableUtils"}getCellLocation(t){const e=t.parent;const i=e.parent;const n=i.getChildIndex(e);const o=new pT(i,{startRow:n,endRow:n});for(const{cell:e,row:i,column:n}of o){if(e===t){return{row:i,column:n}}}}createTable(t,e,i){const n=t.createElement("table");gE(t,n,0,e,i);return n}insertRows(t,e={}){const i=this.editor.model;const n=e.at||0;const o=e.rows||1;i.change(e=>{const i=t.getAttribute("headingRows")||0;if(i>n){e.setAttribute("headingRows",i+o,t)}if(n===0||n===t.childCount){gE(e,t,n,o,this.getColumns(t));return}const r=new pT(t,{endRow:n});let s=0;for(const{row:t,rowspan:i,colspan:a,cell:c}of r){const r=t<n;const l=t+i>n;if(r&&l){e.setAttribute("rowspan",i+o,c)}if(t===n){s+=a}}gE(e,t,n,o,s)})}insertColumns(t,e={}){const i=this.editor.model;const n=e.at||0;const o=e.columns||1;i.change(e=>{const i=t.getAttribute("headingColumns");if(n<i){e.setAttribute("headingColumns",i+o,t)}const r=this.getColumns(t);if(n===0||r===n){for(const i of t.getChildren()){pE(o,e,e.createPositionAt(i,n?"end":0))}return}const s=new pT(t,{column:n,includeSpanned:true});for(const{row:i,cell:r,cellIndex:a}of s){const c=parseInt(r.getAttribute("rowspan")||1);const l=parseInt(r.getAttribute("colspan")||1);if(r.index!==n&&l>1){e.setAttribute("colspan",l+o,r);s.skipRow(i);if(c>1){for(let t=i+1;t<i+c;t++){s.skipRow(t)}}}else{const n=e.createPositionAt(t.getChild(i),a);pE(o,e,n)}}})}splitCellVertically(t,e=2){const i=this.editor.model;const n=t.parent;const o=n.parent;const r=parseInt(t.getAttribute("rowspan")||1);const s=parseInt(t.getAttribute("colspan")||1);i.change(i=>{if(s>1){const{newCellsSpan:n,updatedSpan:o}=bE(s,e);aT("colspan",o,t,i);const a={};if(n>1){a.colspan=n}if(r>1){a.rowspan=r}const c=s>e?e-1:s-1;pE(c,i,i.createPositionAfter(t),a)}if(s<e){const n=e-s;const a=[...new pT(o)];const{column:c}=a.find(({cell:e})=>e===t);const l=a.filter(({cell:e,colspan:i,column:n})=>{const o=e!==t&&n===c;const r=n<c&&n+i>c;return o||r});for(const{cell:t,colspan:e}of l){i.setAttribute("colspan",e+n,t)}const d={};if(r>1){d.rowspan=r}pE(n,i,i.createPositionAfter(t),d);const u=o.getAttribute("headingColumns")||0;if(u>c){aT("headingColumns",u+n,o,i)}}})}splitCellHorizontally(t,e=2){const i=this.editor.model;const n=t.parent;const o=n.parent;const r=o.getChildIndex(n);const s=parseInt(t.getAttribute("rowspan")||1);const a=parseInt(t.getAttribute("colspan")||1);i.change(i=>{if(s>1){const n=[...new pT(o,{startRow:r,endRow:r+s-1,includeSpanned:true})];const{newCellsSpan:c,updatedSpan:l}=bE(s,e);aT("rowspan",l,t,i);const{column:d}=n.find(({cell:e})=>e===t);const u={};if(c>1){u.rowspan=c}if(a>1){u.colspan=a}for(const{column:t,row:e,cellIndex:s}of n){const n=e>=r+l;const a=t===d;const h=(e+r+l)%c===0;if(n&&a&&h){const t=i.createPositionAt(o.getChild(e),s);pE(1,i,t,u)}}}if(s<e){const n=e-s;const c=[...new pT(o,{startRow:0,endRow:r})];for(const{cell:e,rowspan:o,row:s}of c){if(e!==t&&s+o>r){const t=o+n;i.setAttribute("rowspan",t,e)}}const l={};if(a>1){l.colspan=a}gE(i,o,r+1,n,1,l);const d=o.getAttribute("headingRows")||0;if(d>r){aT("headingRows",d+n,o,i)}}})}getColumns(t){const e=t.getChild(0);return[...e.getChildren()].reduce((t,e)=>{const i=parseInt(e.getAttribute("colspan")||1);return t+i},0)}getRows(t){return t.childCount}}function gE(t,e,i,n,o,r={}){for(let s=0;s<n;s++){const n=t.createElement("tableRow");t.insert(n,e,i);pE(o,t,t.createPositionAt(n,"end"),r)}}function pE(t,e,i,n={}){for(let o=0;o<t;o++){cT(e,i,n)}}function bE(t,e){if(t<e){return{newCellsSpan:1,updatedSpan:1}}const i=Math.floor(t/e);const n=t-i*e+i;return{newCellsSpan:i,updatedSpan:n}}function wE(t){t.document.registerPostFixer(e=>_E(e,t))}function _E(t,e){const i=e.document.differ.getChanges();let n=false;const o=new Set;for(const e of i){let i;if(e.name=="table"&&e.type=="insert"){i=e.position.nodeAfter}if(e.name=="tableRow"||e.name=="tableCell"){i=sT("table",e.position)}if(AE(e)){i=sT("table",e.range.start)}if(i&&!o.has(i)){n=kE(i,t)||n;n=vE(i,t)||n;o.add(i)}}return n}function kE(t,e){let i=false;const n=yE(t);if(n.length){i=true;for(const t of n){aT("rowspan",t.rowspan,t.cell,e,1)}}return i}function vE(t,e){let i=false;const n=xE(t);const o=n[0];const r=Object.values(n).every(t=>t===o);if(!r){const o=Object.values(n).reduce((t,e)=>e>t?e:t,0);for(const[r,s]of Object.entries(n)){const n=o-s;if(n){for(let i=0;i<n;i++){cT(e,e.createPositionAt(t.getChild(r),"end"))}i=true}}}return i}function yE(t){const e=parseInt(t.getAttribute("headingRows")||0);const i=t.childCount;const n=[];for(const{row:o,rowspan:r,cell:s}of new pT(t)){if(r<2){continue}const t=o<e;const a=t?e:i;if(o+r>a){const t=a-o;n.push({cell:s,rowspan:t})}}return n}function xE(t){const e={};for(const{row:i}of new pT(t,{includeSpanned:true})){if(!e[i]){e[i]=0}e[i]+=1}return e}function AE(t){const e=t.type==="attribute";const i=t.attributeKey;return e&&(i==="headingRows"||i==="colspan"||i==="rowspan")}function CE(t){t.document.registerPostFixer(e=>TE(e,t))}function TE(t,e){const i=e.document.differ.getChanges();let n=false;for(const e of i){if(e.type=="insert"&&e.name=="table"){n=EE(e.position.nodeAfter,t)||n}if(e.type=="insert"&&e.name=="tableRow"){n=ME(e.position.nodeAfter,t)||n}if(e.type=="insert"&&e.name=="tableCell"){n=PE(e.position.nodeAfter,t)||n}if(SE(e)){n=PE(e.position.parent,t)||n}}return n}function EE(t,e){let i=false;for(const n of t.getChildren()){i=ME(n,e)||i}return i}function ME(t,e){let i=false;for(const n of t.getChildren()){i=PE(n,e)||i}return i}function PE(t,e){if(t.childCount==0){e.insertElement("paragraph",t);return true}const i=Array.from(t.getChildren()).filter(t=>t.is("text"));for(const t of i){e.wrap(e.createRangeOn(t),"paragraph")}return!!i.length}function SE(t){if(!t.position||!t.position.parent.is("tableCell")){return false}return t.type=="insert"&&t.name=="$text"||t.type=="remove"}function IE(t){t.document.registerPostFixer(()=>NE(t))}function NE(t){const e=t.document.differ;const i=new Set;for(const t of e.getChanges()){const e=t.type=="insert"||t.type=="remove"?t.position.parent:t.range.start.parent;if(e.is("tableCell")&&OE(e,t.type)){i.add(e)}}if(i.size){for(const t of i.values()){e.refreshItem(t)}return true}return false}function OE(t,e){const i=Array.from(t.getChildren()).some(t=>t.is("paragraph"));if(!i){return false}if(e=="attribute"){const e=Array.from(t.getChild(0).getAttributeKeys()).length;return t.childCount===1&&e<2}return t.childCount<=(e=="insert"?2:1)}var LE=i(88);class zE extends Nw{static get pluginName(){return"TableEditing"}init(){const t=this.editor;const e=t.model;const i=e.schema;const n=t.conversion;i.register("table",{allowWhere:"$block",allowAttributes:["headingRows","headingColumns"],isLimit:true,isObject:true,isBlock:true});i.register("tableRow",{allowIn:"table",isLimit:true});i.register("tableCell",{allowIn:"tableRow",allowAttributes:["colspan","rowspan"],isObject:true});i.extend("$block",{allowIn:"tableCell"});i.addChildCheck((t,e)=>{if(e.name=="table"&&Array.from(t.getNames()).includes("table")){return false}});n.for("upcast").add(hT());n.for("editingDowncast").add(TT({asWidget:true}));n.for("dataDowncast").add(TT());n.for("upcast").elementToElement({model:"tableRow",view:"tr"});n.for("editingDowncast").add(ET({asWidget:true}));n.for("dataDowncast").add(ET());n.for("downcast").add(IT());n.for("upcast").add(fT("td"));n.for("upcast").add(fT("th"));n.for("editingDowncast").add(MT({asWidget:true}));n.for("dataDowncast").add(MT());n.attributeToAttribute({model:"colspan",view:"colspan"});n.attributeToAttribute({model:"rowspan",view:"rowspan"});n.for("editingDowncast").add(ST({asWidget:true}));n.for("dataDowncast").add(ST());n.for("editingDowncast").add(PT({asWidget:true}));n.for("dataDowncast").add(PT());t.commands.add("insertTable",new qT(t));t.commands.add("insertTableRowAbove",new YT(t,{order:"above"}));t.commands.add("insertTableRowBelow",new YT(t,{order:"below"}));t.commands.add("insertTableColumnLeft",new GT(t,{order:"left"}));t.commands.add("insertTableColumnRight",new GT(t,{order:"right"}));t.commands.add("removeTableRow",new iE(t));t.commands.add("removeTableColumn",new sE(t));t.commands.add("splitTableCellVertically",new JT(t,{direction:"vertically"}));t.commands.add("splitTableCellHorizontally",new JT(t,{direction:"horizontally"}));t.commands.add("mergeTableCellRight",new XT(t,{direction:"right"}));t.commands.add("mergeTableCellLeft",new XT(t,{direction:"left"}));t.commands.add("mergeTableCellDown",new XT(t,{direction:"down"}));t.commands.add("mergeTableCellUp",new XT(t,{direction:"up"}));t.commands.add("setTableColumnHeader",new fE(t));t.commands.add("setTableRowHeader",new dE(t));wE(e);IE(e);CE(e);this.editor.keystrokes.set("Tab",(...t)=>this._handleTabOnSelectedTable(...t),{priority:"low"});this.editor.keystrokes.set("Tab",this._getTabHandler(true),{priority:"low"});this.editor.keystrokes.set("Shift+Tab",this._getTabHandler(false),{priority:"low"})}static get requires(){return[mE]}_handleTabOnSelectedTable(t,e){const i=this.editor;const n=i.model.document.selection;if(!n.isCollapsed&&n.rangeCount===1&&n.getFirstRange().isFlat){const t=n.getSelectedElement();if(!t||!t.is("table")){return}e();i.model.change(e=>{e.setSelection(e.createRangeIn(t.getChild(0).getChild(0)))})}}_getTabHandler(t){const e=this.editor;return(i,n)=>{const o=e.model.document.selection;const r=yT(o)[0];if(!r){return}n();const s=r.parent;const a=s.parent;const c=a.getChildIndex(s);const l=s.getChildIndex(r);const d=l===0;if(!t&&d&&c===0){return}const u=l===s.childCount-1;const h=c===a.childCount-1;if(t&&h&&u){e.execute("insertTableRowBelow");if(c===a.childCount-1){return}}let f;if(t&&u){const t=a.getChild(c+1);f=t.getChild(0)}else if(!t&&d){const t=a.getChild(c-1);f=t.getChild(t.childCount-1)}else{f=s.getChild(l+(t?1:-1))}e.model.change(t=>{t.setSelection(t.createRangeIn(f))})}}}var RE=i(90);class jE extends gb{constructor(t){super(t);const e=this.bindTemplate;this.items=this.createCollection();this.set("rows",0);this.set("columns",0);this.bind("label").to(this,"columns",this,"rows",(t,e)=>`${e} × ${t}`);this.setTemplate({tag:"div",attributes:{class:["ck"]},children:[{tag:"div",attributes:{class:["ck-insert-table-dropdown__grid"]},children:this.items},{tag:"div",attributes:{class:["ck-insert-table-dropdown__label"]},children:[{text:e.to("label")}]}],on:{mousedown:e.to(t=>{t.preventDefault()}),click:e.to(()=>{this.fire("execute")})}});for(let t=0;t<100;t++){const e=new DE;e.on("over",()=>{const e=Math.floor(t/10);const i=t%10;this.set("rows",e+1);this.set("columns",i+1)});this.items.add(e)}this.on("change:columns",()=>{this._highlightGridBoxes()});this.on("change:rows",()=>{this._highlightGridBoxes()})}focus(){}focusLast(){}_highlightGridBoxes(){const t=this.rows;const e=this.columns;this.items.map((i,n)=>{const o=Math.floor(n/10);const r=n%10;const s=o<t&&r<e;i.set("isOn",s)})}}class DE extends gb{constructor(t){super(t);const e=this.bindTemplate;this.set("isOn",false);this.setTemplate({tag:"div",attributes:{class:["ck-insert-table-dropdown-grid-box",e.if("isOn","ck-on")]},on:{mouseover:e.to("over")}})}}var BE='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 6v3h4V6H3zm0 4v3h4v-3H3zm0 4v3h4v-3H3zm5 3h4v-3H8v3zm5 0h4v-3h-4v3zm4-4v-3h-4v3h4zm0-4V6h-4v3h4zm1.5 8a1.5 1.5 0 0 1-1.5 1.5H3A1.5 1.5 0 0 1 1.5 17V4c.222-.863 1.068-1.5 2-1.5h13c.932 0 1.778.637 2 1.5v13zM12 13v-3H8v3h4zm0-4V6H8v3h4z"/></svg>';var VE='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M18 7v1H2V7h16zm0 5v1H2v-1h16z" opacity=".6"/><path d="M14 1v18a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V1a1 1 0 0 1 1-1h6a1 1 0 0 1 1 1zm-2 1H8v4h4V2zm0 6H8v4h4V8zm0 6H8v4h4v-4z"/></svg>';var FE='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v16h-1V2z" opacity=".6"/><path d="M1 6h18a1 1 0 0 1 1 1v6a1 1 0 0 1-1 1H1a1 1 0 0 1-1-1V7a1 1 0 0 1 1-1zm1 2v4h4V8H2zm6 0v4h4V8H8zm6 0v4h4V8h-4z"/></svg>';var HE='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.5 1h15A1.5 1.5 0 0 1 19 2.5v15a1.5 1.5 0 0 1-1.5 1.5h-15A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1zM2 2v16h16V2H2z" opacity=".6"/><path d="M7 2h1v16H7V2zm5 0h1v7h-1V2zm6 5v1H2V7h16zM8 12v1H2v-1h6z" opacity=".6"/><path d="M7 7h12a1 1 0 0 1 1 1v11a1 1 0 0 1-1 1H7a1 1 0 0 1-1-1V8a1 1 0 0 1 1-1zm1 2v9h10V9H8z"/></svg>';class WE extends Nw{init(){const t=this.editor;const e=this.editor.t;const i=t.locale.contentLanguageDirection;const n=i==="ltr";t.ui.componentFactory.add("insertTable",i=>{const n=t.commands.get("insertTable");const o=dw(i);o.bind("isEnabled").to(n);o.buttonView.set({icon:BE,label:e("nu"),tooltip:true});let r;o.on("change:isOpen",()=>{if(r){return}r=new jE(i);o.panelView.children.add(r);r.delegate("execute").to(o);o.buttonView.on("open",()=>{r.rows=0;r.columns=0});o.on("execute",()=>{t.execute("insertTable",{rows:r.rows,columns:r.columns});t.editing.view.focus()})});return o});t.ui.componentFactory.add("tableColumn",t=>{const i=[{type:"switchbutton",model:{commandName:"setTableColumnHeader",label:e("nv"),bindIsOn:true}},{type:"separator"},{type:"button",model:{commandName:n?"insertTableColumnLeft":"insertTableColumnRight",label:e("nw")}},{type:"button",model:{commandName:n?"insertTableColumnRight":"insertTableColumnLeft",label:e("nx")}},{type:"button",model:{commandName:"removeTableColumn",label:e("ny")}}];return this._prepareDropdown(e("nz"),VE,i,t)});t.ui.componentFactory.add("tableRow",t=>{const i=[{type:"switchbutton",model:{commandName:"setTableRowHeader",label:e("oa"),bindIsOn:true}},{type:"separator"},{type:"button",model:{commandName:"insertTableRowBelow",label:e("ob")}},{type:"button",model:{commandName:"insertTableRowAbove",label:e("oc")}},{type:"button",model:{commandName:"removeTableRow",label:e("od")}}];return this._prepareDropdown(e("oe"),FE,i,t)});t.ui.componentFactory.add("mergeTableCells",t=>{const i=[{type:"button",model:{commandName:"mergeTableCellUp",label:e("of")}},{type:"button",model:{commandName:n?"mergeTableCellRight":"mergeTableCellLeft",label:e("og")}},{type:"button",model:{commandName:"mergeTableCellDown",label:e("oh")}},{type:"button",model:{commandName:n?"mergeTableCellLeft":"mergeTableCellRight",label:e("oi")}},{type:"separator"},{type:"button",model:{commandName:"splitTableCellVertically",label:e("oj")}},{type:"button",model:{commandName:"splitTableCellHorizontally",label:e("ok")}}];return this._prepareDropdown(e("ol"),HE,i,t)})}_prepareDropdown(t,e,i,n){const o=this.editor;const r=dw(n);const s=[];const a=new ys;for(const t of i){UE(t,o,s,a)}hw(r,a,o.ui.componentFactory);r.buttonView.set({label:t,icon:e,tooltip:true});r.bind("isEnabled").toMany(s,"isEnabled",(...t)=>t.some(t=>t));this.listenTo(r,"execute",t=>{o.execute(t.source.commandName);o.editing.view.focus()});return r}}function UE(t,e,i,n){const o=t.model=new d_(t.model);const{commandName:r,bindIsOn:s}=t.model;if(t.type==="button"||t.type==="switchbutton"){const t=e.commands.get(r);i.push(t);o.set({commandName:r});o.bind("isEnabled").to(t);if(s){o.bind("isOn").to(t,"value")}}o.set({withText:true});n.add(t)}class qE extends Ju{constructor(t){super(t);this.domEventType=["mousemove","mouseup","mouseleave"]}onDomEvent(t){this.fire(t.type,t)}}function $E(t,e,i){const n=Array.from(t);const o=n[0];const r=n[n.length-1];const{row:s,column:a}=e.getCellLocation(o);const c=YE(n,a,i,e);const{row:l,column:d}=e.getCellLocation(r);const u=d-a+1;const h=l-s+1;JE(c,u,h,i,e);const f=sT("table",o);XE(c,f,s,a,i);return c}function YE(t,e,i,n){const o=i.createElement("table");const r=new Map;const s=new Map;for(const e of t){const t=sT("tableRow",e);if(!r.has(t)){const e=t._clone();i.append(e,o);r.set(t,e)}const a=e._clone(true);const{column:c}=n.getCellLocation(e);s.set(a,c);i.append(a,r.get(t))}GE(o,e,s,i,n);return o}function GE(t,e,i,n,o){for(const r of t.getChildren()){for(const t of Array.from(r.getChildren())){const{column:r}=o.getCellLocation(t);const s=i.get(t);const a=s-e;if(r!==a){for(let e=0;e<a-r;e++){const e=n.createElement("tableCell");n.insert(e,n.createPositionBefore(t));const i=n.createElement("paragraph");n.insert(i,e,0);n.insertText("",i,0)}}}}}function JE(t,e,i,n,o){for(const r of t.getChildren()){for(const t of r.getChildren()){const r=parseInt(t.getAttribute("colspan")||1);const s=parseInt(t.getAttribute("rowspan")||1);const{row:a,column:c}=o.getCellLocation(t);if(c+r>e){const i=e-c;if(i>1){n.setAttribute("colspan",i,t)}else{n.removeAttribute("colspan",t)}}if(a+s>i){const e=i-a;if(e>1){n.setAttribute("rowspan",e,t)}else{n.removeAttribute("rowspan",t)}}}}}function XE(t,e,i,n,o){const r=parseInt(e.getAttribute("headingRows")||0);if(r>0){const e=r-i;o.setAttribute("headingRows",e,t)}const s=parseInt(e.getAttribute("headingColumns")||0);if(s>0){const e=s-n;o.setAttribute("headingColumns",e,t)}}var QE=i(92);class KE extends Nw{static get pluginName(){return"TableSelection"}static get requires(){return[mE]}init(){const t=this.editor;const e=t.model;this.listenTo(e,"deleteContent",(t,e)=>this._handleDeleteContent(t,e),{priority:"high"});t.editing.view.addObserver(qE);this._defineSelectionConverter();this._enableShiftClickSelection();this._enableMouseDragSelection()}getSelectedTableCells(){const t=this.editor.model.document.selection;const e=vT(t);if(e.length==0){return null}return e}getSelectionAsFragment(){const t=this.getSelectedTableCells();if(!t){return null}return this.editor.model.change(e=>{const i=e.createDocumentFragment();const n=$E(t,this.editor.plugins.get("TableUtils"),e);e.insert(n,i,0);return i})}_defineSelectionConverter(){const t=this.editor;const e=new Set;t.conversion.for("editingDowncast").add(t=>t.on("selection",(t,n,o)=>{const r=o.writer;i(r);const s=this.getSelectedTableCells();if(!s){return}for(const t of s){const i=o.mapper.toViewElement(t);r.addClass("ck-editor__editable_selected",i);e.add(i)}const a=o.mapper.toViewElement(s[s.length-1]);r.setSelection(a,0)},{priority:"lowest"}));function i(t){for(const i of e){t.removeClass("ck-editor__editable_selected",i)}e.clear()}}_enableShiftClickSelection(){const t=this.editor;let e=false;this.listenTo(t.editing.view.document,"mousedown",(i,n)=>{if(!this.isEnabled){return}if(!n.domEvent.shiftKey){return}const o=yT(t.model.document.selection)[0];if(!o){return}const r=this._getModelTableCellFromDomEvent(n);if(r&&tM(o,r)){e=true;this._setCellSelection(o,r);n.preventDefault()}});this.listenTo(t.editing.view.document,"mouseup",()=>{e=false});this.listenTo(t.editing.view.document,"selectionChange",t=>{if(e){t.stop()}},{priority:"highest"})}_enableMouseDragSelection(){const t=this.editor;let e,i;let n=false;let o=false;this.listenTo(t.editing.view.document,"mousedown",(t,i)=>{if(!this.isEnabled){return}if(i.domEvent.shiftKey||i.domEvent.ctrlKey||i.domEvent.altKey){return}e=this._getModelTableCellFromDomEvent(i)});this.listenTo(t.editing.view.document,"mousemove",(t,r)=>{if(!r.domEvent.buttons){return}if(!e){return}const s=this._getModelTableCellFromDomEvent(r);if(s&&tM(e,s)){i=s;if(!n&&i!=e){n=true}}if(!n){return}o=true;this._setCellSelection(e,i);r.preventDefault()});this.listenTo(t.editing.view.document,"mouseup",()=>{n=false;o=false;e=null;i=null});this.listenTo(t.editing.view.document,"selectionChange",t=>{if(o){t.stop()}},{priority:"highest"})}_handleDeleteContent(t,e){const[i,n]=e;const o=this.editor.model;const r=!n||n.direction=="backward";const s=vT(i);if(!s.length){return}t.stop();o.change(t=>{const e=s[r?s.length-1:0];o.change(t=>{for(const e of s){o.deleteContent(t.createSelection(e,"in"))}});const n=o.schema.getNearestSelectionRange(t.createPositionAt(e,0));if(n){if(i.is("documentSelection")){t.setSelection(n)}else{i.setTo(n)}}})}_setCellSelection(t,e){const i=this._getCellsToSelect(t,e);this.editor.model.change(t=>{t.setSelection(i.cells.map(e=>t.createRangeOn(e)),{backward:i.backward})})}_getModelTableCellFromDomEvent(t){const e=t.target;const i=this.editor.editing.view.createPositionAt(e,0);const n=this.editor.editing.mapper.toModelPosition(i);const o=n.parent;if(!o){return}if(o.is("tableCell")){return o}return sT("tableCell",o)}_getCellsToSelect(t,e){const i=this.editor.plugins.get("TableUtils");const n=i.getCellLocation(t);const o=i.getCellLocation(e);const r=Math.min(n.row,o.row);const s=Math.max(n.row,o.row);const a=Math.min(n.column,o.column);const c=Math.max(n.column,o.column);const l=[];for(const e of new pT(sT("table",t),{startRow:r,endRow:s})){if(e.column>=a&&e.column<=c){l.push(e.cell)}}if(ZE(n,o)){return{cells:l.reverse(),backward:true}}return{cells:l,backward:false}}}function ZE(t,e){if(t.row>e.row){return true}if(t.row==e.row&&t.column>e.column){return true}return false}function tM(t,e){return t.parent.parent==e.parent.parent}class eM extends Nw{static get pluginName(){return"TableClipboard"}static get requires(){return[KE]}init(){const t=this.editor;const e=t.editing.view.document;this.listenTo(e,"copy",(t,e)=>this._onCopyCut(t,e));this.listenTo(e,"cut",(t,e)=>this._onCopyCut(t,e))}_onCopyCut(t,e){const i=this.editor.plugins.get("TableSelection");if(!i.getSelectedTableCells()){return}if(t.name=="cut"&&this.editor.isReadOnly){return}e.preventDefault();t.stop();const n=this.editor.data;const o=this.editor.editing.view.document;const r=n.toView(i.getSelectionAsFragment());o.fire("clipboardOutput",{dataTransfer:e.dataTransfer,content:r,method:t.name})}}var iM=i(94);class nM extends Nw{static get requires(){return[zE,WE,KE,eM,Z_]}static get pluginName(){return"Table"}}class oM extends Nw{static get requires(){return[fv]}static get pluginName(){return"TableToolbar"}afterInit(){const t=this.editor;const e=t.t;const i=t.plugins.get(fv);const n=t.config.get("table.contentToolbar");const o=t.config.get("table.tableToolbar");if(n){i.register("tableContent",{ariaLabel:e("c"),items:n,getRelatedElement:kT})}if(o){i.register("table",{ariaLabel:e("c"),items:o,getRelatedElement:_T})}}}const rM=["left","right","center","justify"];function sM(t){return rM.includes(t)}function aM(t,e){if(e.contentLanguageDirection=="rtl"){return t==="right"}else{return t==="left"}}const cM="alignment";class lM extends Rw{refresh(){const t=this.editor;const e=t.locale;const i=Dw(this.editor.model.document.selection.getSelectedBlocks());this.isEnabled=!!i&&this._canBeAligned(i);if(this.isEnabled&&i.hasAttribute("alignment")){this.value=i.getAttribute("alignment")}else{this.value=e.contentLanguageDirection==="rtl"?"right":"left"}}execute(t={}){const e=this.editor;const i=e.locale;const n=e.model;const o=n.document;const r=t.value;n.change(t=>{const e=Array.from(o.selection.getSelectedBlocks()).filter(t=>this._canBeAligned(t));const n=e[0].getAttribute("alignment");const s=aM(r,i)||n===r||!r;if(s){dM(e,t)}else{uM(e,t,r)}})}_canBeAligned(t){return this.editor.model.schema.checkAttribute(t,cM)}}function dM(t,e){for(const i of t){e.removeAttribute(cM,i)}}function uM(t,e,i){for(const n of t){e.setAttribute(cM,i,n)}}class hM extends Nw{static get pluginName(){return"AlignmentEditing"}constructor(t){super(t);t.config.define("alignment",{options:[...rM]})}init(){const t=this.editor;const e=t.locale;const i=t.model.schema;const n=t.config.get("alignment.options").filter(sM);i.extend("$block",{allowAttributes:"alignment"});t.model.schema.setAttributeProperties("alignment",{isFormatting:true});const o=fM(n.filter(t=>!aM(t,e)));t.conversion.attributeToAttribute(o);t.commands.add("alignment",new lM(t))}}function fM(t){const e={model:{key:"alignment",values:t.slice()},view:{}};for(const i of t){e.view[i]={key:"style",value:{"text-align":i}}}return e}var mM='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 3.75c0 .414.336.75.75.75h14.5a.75.75 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r=n.map(t=>e.create(`alignment:${t}`));uw(o,r);o.buttonView.set({label:i("ns"),tooltip:true});o.toolbarView.isVertical=true;o.toolbarView.ariaLabel=i("nt");o.extendTemplate({attributes:{class:"ck-alignment-dropdown"}});const s=t.contentLanguageDirection==="rtl"?gM:mM;o.buttonView.bind("icon").toMany(r,"isOn",(...t)=>{const e=t.findIndex(t=>t);if(e<0){return s}return r[e].icon});o.bind("isEnabled").toMany(r,"isEnabled",(...t)=>t.some(t=>t));return o})}_addButton(t){const e=this.editor;e.ui.componentFactory.add(`alignment:${t}`,i=>{const n=e.commands.get("alignment");const o=new Kb(i);o.set({label:this.localizedOptionTitles[t],icon:wM.get(t),tooltip:true,isToggleable:true});o.bind("isEnabled").to(n);o.bind("isOn").to(n,"value",e=>e===t);this.listenTo(o,"execute",()=>{e.execute("alignment",{value:t});e.editing.view.focus()});return o})}}class kM extends Nw{static get requires(){return[hM,_M]}static get pluginName(){return"Alignment"}}class vM extends Nw{static get requires(){return[Sv]}static get pluginName(){return"Base64UploadAdapter"}init(){this.editor.plugins.get(Sv).createUploadAdapter=t=>new yM(t)}}class yM{constructor(t){this.loader=t}upload(){return new Promise((t,e)=>{const i=this.reader=new window.FileReader;i.addEventListener("load",()=>{t({default:i.result})});i.addEventListener("error",t=>{e(t)});i.addEventListener("abort",()=>{e()});this.loader.file.then(t=>{i.readAsDataURL(t)})})}abort(){this.reader.abort()}}const xM="code";class AM extends Nw{static get pluginName(){return"CodeEditing"}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:xM});t.model.schema.setAttributeProperties(xM,{isFormatting:true,copyOnEnter:true});t.conversion.attributeToElement({model:xM,view:"code",upcastAlso:{styles:{"word-wrap":"break-word"}}});t.commands.add(xM,new Gw(t,xM))}}var CM='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.5 5.7l5.2 3.9v1.3l-5.6 4c-.1.2-.3.2-.5.2-.3-.1-.6-.7-.6-1l.3-.4 4.7-3.5L11.5 7l-.2-.2c-.1-.3-.1-.6 0-.8.2-.2.5-.4.8-.4a.8.8 0 0 1 .4.1zm-5.2 0L2 9.6v1.3l5.6 4c.1.2.3.2.5.2.3-.1.7-.7.6-1 0-.1 0-.3-.2-.4l-5-3.5L8.2 7l.2-.2c.1-.3.1-.6 0-.8-.2-.2-.5-.4-.8-.4a.8.8 0 0 0-.3.1z"/></svg>';var TM=i(12);const EM="code";class MM extends Nw{init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add(EM,i=>{const n=t.commands.get(EM);const o=new Kb(i);o.set({label:e("jf"),icon:CM,tooltip:true,isToggleable:true});o.bind("isOn","isEnabled").to(n,"value","isEnabled");this.listenTo(o,"execute",()=>{t.execute(EM);t.editing.view.focus()});return o})}}class PM extends Nw{static get requires(){return[AM,MM]}static get pluginName(){return"Code"}}function*SM(t,e){for(const i of e){if(i&&t.getAttributeProperties(i[0]).copyOnEnter){yield i}}}class IM extends Rw{execute(){const t=this.editor.model;const e=t.document;t.change(i=>{OM(t,i,e.selection);this.fire("afterExecute",{writer:i})})}refresh(){const t=this.editor.model;const e=t.document;this.isEnabled=NM(t.schema,e.selection)}}function NM(t,e){if(e.rangeCount>1){return false}const i=e.anchor;if(!i||!t.checkChild(i,"softBreak")){return false}const n=e.getFirstRange();const o=n.start.parent;const r=n.end.parent;if((zM(o,t)||zM(r,t))&&o!==r){return false}return true}function OM(t,e,i){const n=i.isCollapsed;const o=i.getFirstRange();const r=o.start.parent;const s=o.end.parent;const a=r==s;if(n){const n=SM(t.schema,i.getAttributes());LM(t,e,o.end);e.removeSelectionAttribute(i.getAttributeKeys());e.setSelectionAttribute(n)}else{const n=!(o.start.isAtStart&&o.end.isAtEnd);t.deleteContent(i,{leaveUnmerged:n});if(a){LM(t,e,i.focus)}else{if(n){e.setSelection(s,0)}}}}function LM(t,e,i){const n=e.createElement("softBreak");t.insertContent(n,i);e.setSelection(n,"after")}function zM(t,e){if(t.is("rootElement")){return false}return e.isLimit(t)||zM(t.parent,e)}class RM extends Yd{constructor(t){super(t);const e=this.document;e.on("keydown",(t,i)=>{if(this.isEnabled&&i.keyCode==Ll.enter){let n;e.once("enter",t=>n=t,{priority:"highest"});e.fire("enter",new Gu(e,i.domEvent,{isSoft:i.shiftKey}));if(n&&n.stop.called){t.stop()}}})}observe(){}}class jM extends Nw{static get pluginName(){return"ShiftEnter"}init(){const t=this.editor;const e=t.model.schema;const i=t.conversion;const n=t.editing.view;const o=n.document;e.register("softBreak",{allowWhere:"$text",isInline:true});i.for("upcast").elementToElement({model:"softBreak",view:"br"});i.for("downcast").elementToElement({model:"softBreak",view:(t,e)=>e.createEmptyElement("br")});n.addObserver(RM);t.commands.add("shiftEnter",new IM(t));this.listenTo(o,"enter",(e,i)=>{i.preventDefault();if(!i.isSoft){return}t.execute("shiftEnter");n.scrollToTheSelection()},{priority:"low"})}}function DM(t){const e=t.t;const i=t.config.get("codeBlock.languages");for(const t of i){if(t.label==="Plain text"){t.label=e("ov")}if(t.class===undefined){t.class=`language-${t.language}`}}return i}function BM(t,e,i){const n={};for(const o of t){if(e==="class"){n[o[e].split(" ").shift()]=o[i]}else{n[o[e]]=o[i]}}return n}function VM(t){return t.data.match(/^(\s*)/)[0]}function FM(t,e){const i=t.createDocumentFragment();const n=e.split("\n").map(e=>t.createText(e));const o=n[n.length-1];for(const e of n){t.append(e,i);if(e!==o){t.appendElement("softBreak",i)}}return i}function HM(t){const e=t.document.selection;const i=[];if(e.isCollapsed){i.push(e.anchor)}else{const n=e.getFirstRange().getWalker({ignoreElementEnd:true,direction:"backward"});for(const{item:e}of n){if(e.is("textProxy")&&e.parent.is("codeBlock")){const n=VM(e.textNode);const{parent:o,startOffset:r}=e.textNode;const s=t.createPositionAt(o,r+n.length);i.push(s)}}}return i}function WM(t){const e=Dw(t.getSelectedBlocks());return e&&e.is("codeBlock")}class UM extends Rw{refresh(){this.value=this._getValue();this.isEnabled=this._checkEnabled()}execute(t={}){const e=this.editor;const i=e.model;const n=i.document.selection;const o=DM(e);const r=o[0];const s=Array.from(n.getSelectedBlocks());const a=t.forceValue===undefined?!this.value:t.forceValue;const c=t.language||r.language;i.change(t=>{if(a){this._applyCodeBlock(t,s,c)}else{this._removeCodeBlock(t,s)}})}_getValue(){const t=this.editor.model.document.selection;const e=Dw(t.getSelectedBlocks());const i=!!(e&&e.is("codeBlock"));return i?e.getAttribute("language"):false}_checkEnabled(){if(this.value){return true}const t=this.editor.model.document.selection;const e=this.editor.model.schema;const i=Dw(t.getSelectedBlocks());if(!i){return false}return qM(e,i)}_applyCodeBlock(t,e,i){const n=this.editor.model.schema;const o=e.filter(t=>qM(n,t));for(const e of o){t.rename(e,"codeBlock");t.setAttribute("language",i,e);n.removeDisallowedAttributes([e],t)}o.reverse().forEach((e,i)=>{const n=o[i+1];if(e.previousSibling===n){t.appendElement("softBreak",n);t.merge(t.createPositionBefore(e))}})}_removeCodeBlock(t,e){const i=e.filter(t=>t.is("codeBlock"));for(const e of i){const i=t.createRangeOn(e);for(const e of Array.from(i.getItems()).reverse()){if(e.is("softBreak")&&e.parent.is("codeBlock")){const{position:i}=t.split(t.createPositionBefore(e));t.rename(i.nodeAfter,"paragraph");t.removeAttribute("language",i.nodeAfter);t.remove(e)}}t.rename(e,"paragraph");t.removeAttribute("language",e)}}}function qM(t,e){if(e.is("rootElement")||t.isLimit(e)){return false}return t.checkChild(e.parent,"codeBlock")}class $M extends Rw{constructor(t){super(t);this._indentSequence=t.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const t=this.editor;const e=t.model;e.change(t=>{const i=HM(e);for(const e of i){t.insertText(this._indentSequence,e)}})}_checkEnabled(){if(!this._indentSequence){return false}return WM(this.editor.model.document.selection)}}class YM extends Rw{constructor(t){super(t);this._indentSequence=t.config.get("codeBlock.indentSequence")}refresh(){this.isEnabled=this._checkEnabled()}execute(){const t=this.editor;const e=t.model;e.change(t=>{const i=HM(e);for(const e of i){const i=GM(this.editor.model,e,this._indentSequence);if(i){t.remove(i)}}})}_checkEnabled(){if(!this._indentSequence){return false}const t=this.editor.model;if(!WM(t.document.selection)){return false}return HM(t).some(e=>GM(t,e,this._indentSequence))}}function GM(t,e,i){const n=JM(e);if(!n){return null}const o=VM(n);const r=o.lastIndexOf(i);if(r+i.length!==o.length){return null}if(r===-1){return null}const{parent:s,startOffset:a}=n;return t.createRange(t.createPositionAt(s,a+r),t.createPositionAt(s,a+r+i.length))}function JM(t){let e=t.parent.getChild(t.index);if(!e||e.is("softBreak")){e=t.nodeBefore}if(!e||e.is("softBreak")){return null}return e}function XM(t,e,i=false){const n=BM(e,"language","class");const o=BM(e,"language","label");return(e,r,s)=>{const{writer:a,mapper:c,consumable:l}=s;if(!l.consume(r.item,"insert")){return}const d=r.item.getAttribute("language");const u=c.toViewPosition(t.createPositionBefore(r.item));const h={};if(i){h["data-language"]=o[d];h.spellcheck="false"}const f=a.createContainerElement("pre",h);const m=a.createContainerElement("code",{class:n[d]||null});a.insert(a.createPositionAt(f,0),m);a.insert(u,f);c.bindElements(r.item,m)}}function QM(t){return(e,i,n)=>{if(i.item.parent.name!=="codeBlock"){return}const{writer:o,mapper:r,consumable:s}=n;if(!s.consume(i.item,"insert")){return}const a=r.toViewPosition(t.createPositionBefore(i.item));o.insert(a,o.createText("\n"))}}function KM(t,e){const i=BM(e,"class","language");const n=e[0].language;return(e,o,r)=>{const s=o.viewItem;const a=s.getChild(0);if(!a||!a.is("code")){return}const{consumable:c,writer:l}=r;if(!c.test(s,{name:true})||!c.test(a,{name:true})){return}const d=l.createElement("codeBlock");const u=[...a.getClassNames()];if(!u.length){u.push("")}for(const t of u){const e=i[t];if(e){l.setAttribute("language",e,d);break}}if(!d.hasAttribute("language")){l.setAttribute("language",n,d)}const h=t.processor.toData(a);const f=ZM(h);const m=FM(l,f);l.append(m,d);const g=r.splitToAllowedParent(d,o.modelCursor);if(!g){return}l.insert(d,g.position);c.consume(s,{name:true});c.consume(a,{name:true});const p=r.getSplitParts(d);o.modelRange=l.createRange(r.writer.createPositionBefore(d),r.writer.createPositionAfter(p[p.length-1]));if(g.cursorParent){o.modelCursor=l.createPositionAt(g.cursorParent,0)}else{o.modelCursor=o.modelRange.end}}}function ZM(t){const e=new RegExp(/^<code[^>]*>([\S\s]*)<\/code>$/).exec(t)[1];return e.replace(/&lt;/g,"<").replace(/&gt;/g,">")}const tP="paragraph";class eP extends Nw{static get pluginName(){return"CodeBlockEditing"}static get requires(){return[jM]}constructor(t){super(t);t.config.define("codeBlock",{languages:[{language:"plaintext",label:"Plain text"},{language:"c",label:"C"},{language:"cs",label:"C#"},{language:"cpp",label:"C++"},{language:"css",label:"CSS"},{language:"diff",label:"Diff"},{language:"xml",label:"HTML/XML"},{language:"java",label:"Java"},{language:"javascript",label:"JavaScript"},{language:"php",label:"PHP"},{language:"python",label:"Python"},{language:"ruby",label:"Ruby"},{language:"typescript",label:"TypeScript"}],indentSequence:"\t"})}init(){const t=this.editor;const e=t.model.schema;const i=t.model;const n=DM(t);t.commands.add("codeBlock",new UM(t));t.commands.add("indentCodeBlock",new $M(t));t.commands.add("outdentCodeBlock",new YM(t));const o=t=>(e,i)=>{const n=this.editor.commands.get(t);if(n.isEnabled){this.editor.execute(t);i()}};t.keystrokes.set("Tab",o("indentCodeBlock"));t.keystrokes.set("Shift+Tab",o("outdentCodeBlock"));e.register("codeBlock",{allowWhere:"$block",isBlock:true,allowAttributes:["language"]});e.extend("$text",{allowIn:"codeBlock"});e.addAttributeCheck(t=>{if(t.endsWith("codeBlock $text")){return false}});t.editing.downcastDispatcher.on("insert:codeBlock",XM(i,n,true));t.data.downcastDispatcher.on("insert:codeBlock",XM(i,n));t.data.downcastDispatcher.on("insert:softBreak",QM(i),{priority:"high"});t.data.upcastDispatcher.on("element:pre",KM(t.data,n));this.listenTo(t.editing.view.document,"clipboardInput",(t,e)=>{const n=i.document.selection;if(!n.anchor.parent.is("codeBlock")){return}const o=e.dataTransfer.getData("text/plain");i.change(e=>{i.insertContent(FM(e,o),n);t.stop()})});this.listenTo(i,"getSelectedContent",(t,[n])=>{const o=n.anchor;if(n.isCollapsed||!o.parent.is("codeBlock")||!o.hasSameParentAs(n.focus)){return}i.change(i=>{const r=t.return;if(r.childCount>1||n.containsEntireContent(o.parent)){const e=i.createElement("codeBlock",o.parent.getAttributes());i.append(r,e);const n=i.createDocumentFragment();i.append(e,n);t.return=n}else{const t=r.getChild(0);if(e.checkAttribute(t,"code")){i.setAttribute("code",true,t)}}})})}afterInit(){const t=this.editor;const e=t.commands;const i=e.get("indent");const n=e.get("outdent");if(i){i.registerChildCommand(e.get("indentCodeBlock"))}if(n){n.registerChildCommand(e.get("outdentCodeBlock"))}this.listenTo(t.editing.view.document,"enter",(e,i)=>{const n=t.model.document.selection.getLastPosition().parent;if(!n.is("codeBlock")){return}nP(t,i.isSoft)||oP(t,i.isSoft)||iP(t);i.preventDefault();e.stop()})}}function iP(t){const e=t.model;const i=e.document;const n=i.selection.getLastPosition();const o=n.nodeBefore||n.textNode;let r;if(o&&o.is("text")){r=VM(o)}t.model.change(e=>{t.execute("shiftEnter");if(r){e.insertText(r,i.selection.anchor)}})}function nP(t,e){const i=t.model;const n=i.document;const o=t.editing.view;const r=n.selection.getLastPosition();const s=r.nodeAfter;if(e||!n.selection.isCollapsed||!r.isAtStart){return false}if(!s||!s.is("softBreak")){return false}t.model.change(e=>{t.execute("enter");const i=n.selection.anchor.parent.previousSibling;e.rename(i,tP);e.setSelection(i,"in");t.model.schema.removeDisallowedAttributes([i],e);e.remove(s)});o.scrollToTheSelection();return true}function oP(t,e){const i=t.model;const n=i.document;const o=t.editing.view;const r=n.selection.getLastPosition();const s=r.nodeBefore;let a;if(e||!n.selection.isCollapsed||!r.isAtEnd||!s){return false}if(s.is("softBreak")){a=i.createRangeOn(s)}else if(s.is("text")&&!s.data.match(/\S/)&&s.previousSibling&&s.previousSibling.is("softBreak")){a=i.createRange(i.createPositionBefore(s.previousSibling),i.createPositionAfter(s))}else{return false}t.model.change(e=>{e.remove(a);t.execute("enter");const i=n.selection.anchor.parent;e.rename(i,tP);t.model.schema.removeDisallowedAttributes([i],e)});o.scrollToTheSelection();return true}var rP=i(97);class sP extends gb{constructor(t){super(t);const e=this.bindTemplate;this.set("icon");this.set("isEnabled",true);this.set("isOn",false);this.set("isToggleable",false);this.set("isVisible",true);this.set("keystroke");this.set("label");this.set("tabindex",-1);this.set("tooltip");this.set("tooltipPosition","s");this.set("type","button");this.set("withText",false);this.children=this.createCollection();this.actionView=this._createActionView();this.arrowView=this._createArrowView();this.keystrokes=new dp;this.focusTracker=new xp;this.setTemplate({tag:"div",attributes:{class:["ck","ck-splitbutton",e.if("isVisible","ck-hidden",t=>!t),this.arrowView.bindTemplate.if("isOn","ck-splitbutton_open")]},children:this.children})}render(){super.render();this.children.add(this.actionView);this.children.add(this.arrowView);this.focusTracker.add(this.actionView.element);this.focusTracker.add(this.arrowView.element);this.keystrokes.listenTo(this.element);this.keystrokes.set("arrowright",(t,e)=>{if(this.focusTracker.focusedElement===this.actionView.element){this.arrowView.focus();e()}});this.keystrokes.set("arrowleft",(t,e)=>{if(this.focusTracker.focusedElement===this.arrowView.element){this.actionView.focus();e()}})}focus(){this.actionView.focus()}_createActionView(){const t=new Kb;t.bind("icon","isEnabled","isOn","isToggleable","keystroke","label","tabindex","tooltip","tooltipPosition","type","withText").to(this);t.extendTemplate({attributes:{class:"ck-splitbutton__action"}});t.delegate("execute").to(this);return t}_createArrowView(){const t=new Kb;const e=t.bindTemplate;t.icon=Zb;t.extendTemplate({attributes:{class:"ck-splitbutton__arrow","aria-haspopup":true,"aria-expanded":e.to("isOn",t=>String(t))}});t.bind("isEnabled").to(this);t.delegate("execute").to(this,"open");return t}}var aP='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.87 12.61a.75.75 0 0 1-.089.976l-.085.07-3.154 2.254 3.412 2.414a.75.75 0 0 1 .237.95l-.057.095a.75.75 0 0 1-.95.237l-.096-.058-4.272-3.022-.003-1.223 4.01-2.867a.75.75 0 0 1 1.047.174zm2.795-.231l.095.057 4.011 2.867-.003 1.223-4.272 3.022-.095.058a.75.75 0 0 1-.88-.151l-.07-.086-.058-.095a.75.75 0 0 1 .15-.88l.087-.07 3.412-2.414-3.154-2.253-.085-.071a.75.75 0 0 1 .862-1.207zM16 0a2 2 0 0 1 2 2v9.354l-.663-.492-.837-.001V2a.5.5 0 0 0-.5-.5H2a.5.5 0 0 0-.5.5v15a.5.5 0 0 0 .5.5h3.118L7.156 19H2a2 2 0 0 1-2-2V2a2 2 0 0 1 2-2h14zM5.009 15l.003 1H3v-1h2.009zm2.188-2l-1.471 1H5v-1h2.197zM10 11v.095L8.668 12H7v-1h3zm4-2v1H7V9h7zm0-2v1H7V7h7zm-4-2v1H5V5h5zM6 3v1H3V3h3z"/></svg>';var cP=i(99);class lP extends Nw{init(){const t=this.editor;const e=t.t;const i=t.ui.componentFactory;const n=DM(t);const o=n[0];i.add("codeBlock",i=>{const r=t.commands.get("codeBlock");const s=dw(i,sP);const a=s.buttonView;a.set({label:e("nn"),tooltip:true,icon:aP,isToggleable:true});a.bind("isOn").to(r,"value",t=>!!t);a.on("execute",()=>{t.execute("codeBlock",{language:o.language});t.editing.view.focus()});s.on("execute",e=>{t.execute("codeBlock",{language:e.source._codeBlockLanguage,forceValue:true});t.editing.view.focus()});s.class="ck-code-block-dropdown";s.bind("isEnabled").to(r);hw(s,this._getLanguageListItemDefinitions(n));return s})}_getLanguageListItemDefinitions(t){const e=this.editor;const i=e.commands.get("codeBlock");const n=new ys;for(const e of t){const t={type:"button",model:new d_({_codeBlockLanguage:e.language,label:e.label,withText:true})};t.model.bind("isOn").to(i,"value",e=>e===t.model._codeBlockLanguage);n.add(t)}return n}}class dP extends Nw{static get requires(){return[eP,lP]}static get pluginName(){return"CodeBlock"}}class uP extends Rw{constructor(t,e){super(t);this.attributeKey=e}refresh(){const t=this.editor.model;const e=t.document;this.value=e.selection.getAttribute(this.attributeKey);this.isEnabled=t.schema.checkAttributeInSelection(e.selection,this.attributeKey)}execute(t={}){const e=this.editor.model;const i=e.document;const n=i.selection;const o=t.value;e.change(t=>{if(n.isCollapsed){if(o){t.setSelectionAttribute(this.attributeKey,o)}else{t.removeSelectionAttribute(this.attributeKey)}}else{const i=e.schema.getValidRanges(n.getRanges(),this.attributeKey);for(const e of i){if(o){t.setAttribute(this.attributeKey,o,e)}else{t.removeAttribute(this.attributeKey,e)}}}})}}var hP='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M16.935 5.328a2 2 0 0 1 0 2.829l-7.778 7.778a2 2 0 0 1-2.829 0L3.5 13.107a1.999 1.999 0 1 1 2.828-2.829l.707.707a1 1 0 0 0 1.414 0l5.658-5.657a2 2 0 0 1 2.828 0z"/><path d="M14.814 6.035L8.448 12.4a1 1 0 0 1-1.414 0l-1.413-1.415A1 1 0 1 0 4.207 12.4l2.829 2.829a1 1 0 0 0 1.414 0l7.778-7.778a1 1 0 1 0-1.414-1.415z"/></svg>';class fP extends Kb{constructor(t){super(t);const e=this.bindTemplate;this.set("color");this.set("hasBorder");this.icon=hP;this.extendTemplate({attributes:{style:{backgroundColor:e.to("color")},class:["ck","ck-color-grid__tile",e.if("hasBorder","ck-color-table__color-tile_bordered")]}})}render(){super.render();this.iconView.fillColor="hsl(0, 0%, 100%)"}}var mP=i(101);class gP extends gb{constructor(t,e){super(t);const i=e&&e.colorDefinitions||[];const n={};if(e&&e.columns){n.gridTemplateColumns=`repeat( ${e.columns}, 1fr)`}this.set("selectedColor");this.items=this.createCollection();this.focusTracker=new xp;this.keystrokes=new dp;this._focusCycler=new Nb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowleft",focusNext:"arrowright"}});this.items.on("add",(t,e)=>{e.isOn=e.color===this.selectedColor});i.forEach(t=>{const e=new fP;e.set({color:t.color,label:t.label,tooltip:true,hasBorder:t.options.hasBorder});e.on("execute",()=>{this.fire("execute",{value:t.color,hasBorder:t.options.hasBorder,label:t.label})});this.items.add(e)});this.setTemplate({tag:"div",children:this.items,attributes:{class:["ck","ck-color-grid"],style:n}});this.on("change:selectedColor",(t,e,i)=>{for(const t of this.items){t.isOn=t.color===i}})}focus(){if(this.items.length){this.items.first.focus()}}focusLast(){if(this.items.length){this.items.last.focus()}}render(){super.render();for(const t of this.items){this.focusTracker.add(t.element)}this.items.on("add",(t,e)=>{this.focusTracker.add(e.element)});this.items.on("remove",(t,e)=>{this.focusTracker.remove(e.element)});this.keystrokes.listenTo(this.element)}}class pP extends ys{constructor(t){super(t);this.set("isEmpty",true)}add(t,e){if(this.find(e=>e.color===t.color)){return}super.add(t,e);this.set("isEmpty",false)}remove(t){const e=super.remove(t);if(this.length===0){this.set("isEmpty",true)}return e}hasColor(t){return!!this.find(e=>e.color===t)}}vs(pP,Jc);var bP='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.636 9.531l-2.758 3.94a.5.5 0 0 0 .122.696l3.224 2.284h1.314l2.636-3.736L8.636 9.53zm.288 8.451L5.14 15.396a2 2 0 0 1-.491-2.786l6.673-9.53a2 2 0 0 1 2.785-.49l3.742 2.62a2 2 0 0 1 .491 2.785l-7.269 10.053-2.147-.066z"/><path d="M4 18h5.523v-1H4zm-2 0h1v-1H2z"/></svg>';var wP=i(103);class _P extends gb{constructor(t,{colors:e,columns:i,removeButtonLabel:n,documentColorsLabel:o,documentColorsCount:r}){super(t);this.items=this.createCollection();this.colorDefinitions=e;this.focusTracker=new xp;this.keystrokes=new dp;this.set("selectedColor");this.removeButtonLabel=n;this.columns=i;this.documentColors=new pP;this.documentColorsCount=r;this._focusCycler=new Nb({focusables:this.items,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"arrowup",focusNext:"arrowdown"}});this._documentColorsLabel=o;this.setTemplate({tag:"div",attributes:{class:["ck","ck-color-table"]},children:this.items});this.items.add(this._removeColorButton())}updateDocumentColors(t,e){const i=t.document;const n=this.documentColorsCount;this.documentColors.clear();for(const o of i.getRootNames()){const r=i.getRoot(o);const s=t.createRangeIn(r);for(const t of s.getItems()){if(t.is("textProxy")&&t.hasAttribute(e)){this._addColorToDocumentColors(t.getAttribute(e));if(this.documentColors.length>=n){return}}}}}updateSelectedColors(){const t=this.documentColorsGrid;const e=this.staticColorsGrid;const i=this.selectedColor;e.selectedColor=i;if(t){t.selectedColor=i}}render(){super.render();for(const t of this.items){this.focusTracker.add(t.element)}this.keystrokes.listenTo(this.element)}appendGrids(){if(this.staticColorsGrid){return}this.staticColorsGrid=this._createStaticColorsGrid();this.items.add(this.staticColorsGrid);if(this.documentColorsCount){const t=Hp.bind(this.documentColors,this.documentColors);const e=new Ab(this.locale);e.text=this._documentColorsLabel;e.extendTemplate({attributes:{class:["ck","ck-color-grid__label",t.if("isEmpty","ck-hidden")]}});this.items.add(e);this.documentColorsGrid=this._createDocumentColorsGrid();this.items.add(this.documentColorsGrid)}}focus(){this._focusCycler.focusFirst()}focusLast(){this._focusCycler.focusLast()}_removeColorButton(){const t=new Kb;t.set({withText:true,icon:bP,tooltip:true,label:this.removeButtonLabel});t.class="ck-color-table__remove-color";t.on("execute",()=>{this.fire("execute",{value:null})});return t}_createStaticColorsGrid(){const t=new gP(this.locale,{colorDefinitions:this.colorDefinitions,columns:this.columns});t.delegate("execute").to(this);return t}_createDocumentColorsGrid(){const t=Hp.bind(this.documentColors,this.documentColors);const e=new gP(this.locale,{columns:this.columns});e.delegate("execute").to(this);e.extendTemplate({attributes:{class:t.if("isEmpty","ck-hidden")}});e.items.bindTo(this.documentColors).using(t=>{const e=new fP;e.set({color:t.color,hasBorder:t.options&&t.options.hasBorder});if(t.label){e.set({label:t.label,tooltip:true})}e.on("execute",()=>{this.fire("execute",{value:t.color})});return e});this.documentColors.on("change:isEmpty",(t,i,n)=>{if(n){e.selectedColor=null}});return e}_addColorToDocumentColors(t){const e=this.colorDefinitions.find(e=>e.color===t);if(!e){this.documentColors.add({color:t,label:t,options:{hasBorder:false}})}else{this.documentColors.add(Object.assign({},e))}}}const kP="fontSize";const vP="fontFamily";const yP="fontColor";const xP="fontBackgroundColor";function AP(t,e){const i={model:{key:t,values:[]},view:{},upcastAlso:{}};for(const t of e){i.model.values.push(t.model);i.view[t.model]=t.view;if(t.upcastAlso){i.upcastAlso[t.model]=t.upcastAlso}}return i}function CP(t){return e=>MP(e.getStyle(t))}function TP(t){return(e,i)=>i.createAttributeElement("span",{style:`${t}:${e}`},{priority:7})}function EP({dropdownView:t,colors:e,columns:i,removeButtonLabel:n,documentColorsLabel:o,documentColorsCount:r}){const s=t.locale;const a=new _P(s,{colors:e,columns:i,removeButtonLabel:n,documentColorsLabel:o,documentColorsCount:r});t.colorTableView=a;t.panelView.children.add(a);a.delegate("execute").to(t,"execute");return a}function MP(t){return t.replace(/\s/g,"")}class PP extends uP{constructor(t){super(t,xP)}}class SP extends Nw{static get pluginName(){return"FontBackgroundColorEditing"}constructor(t){super(t);t.config.define(xP,{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:true},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5});t.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{"background-color":/[\s\S]+/}},model:{key:xP,value:CP("background-color")}});t.conversion.for("downcast").attributeToElement({model:xP,view:TP("background-color")});t.commands.add(xP,new PP(t));t.model.schema.extend("$text",{allowAttributes:xP});t.model.schema.setAttributeProperties(xP,{isFormatting:true,copyOnEnter:true})}}function IP(t,e){const i=t.t;const n={Black:i("lg"),"Dim grey":i("lh"),Grey:i("li"),"Light grey":i("lj"),White:i("lk"),Red:i("ll"),Orange:i("lm"),Yellow:i("ln"),"Light green":i("lo"),Green:i("lp"),Aquamarine:i("lq"),Turquoise:i("lr"),"Light blue":i("ls"),Blue:i("lt"),Purple:i("lu")};return e.map(t=>{const e=n[t.label];if(e&&e!=t.label){t.label=e}return t})}function NP(t){return t.map(OP).filter(t=>!!t)}function OP(t){if(typeof t==="string"){return{model:t.replace(/ /g,""),label:t,hasBorder:false,view:{name:"span",styles:{color:t}}}}else{return{model:t.color.replace(/ /g,""),label:t.label||t.color,hasBorder:t.hasBorder===undefined?false:t.hasBorder,view:{name:"span",styles:{color:`${t.color}`}}}}}class LP extends Nw{constructor(t,{commandName:e,icon:i,componentName:n,dropdownLabel:o}){super(t);this.commandName=e;this.componentName=n;this.icon=i;this.dropdownLabel=o;this.columns=t.config.get(`${this.componentName}.columns`);this.colorTableView}init(){const t=this.editor;const e=t.locale;const i=e.t;const n=t.commands.get(this.commandName);const o=NP(t.config.get(this.componentName).colors);const r=IP(e,o);const s=t.config.get(`${this.componentName}.documentColors`);t.ui.componentFactory.add(this.componentName,e=>{const o=dw(e);this.colorTableView=EP({dropdownView:o,colors:r.map(t=>({label:t.label,color:t.model,options:{hasBorder:t.hasBorder}})),columns:this.columns,removeButtonLabel:i("mx"),documentColorsLabel:s!==0?i("ou"):undefined,documentColorsCount:s===undefined?this.columns:s});this.colorTableView.bind("selectedColor").to(n,"value");o.buttonView.set({label:this.dropdownLabel,icon:this.icon,tooltip:true});o.extendTemplate({attributes:{class:"ck-color-ui-dropdown"}});o.bind("isEnabled").to(n);o.on("execute",(e,i)=>{t.execute(this.commandName,i);t.editing.view.focus()});o.on("change:isOpen",(e,i,n)=>{o.colorTableView.appendGrids();if(n){if(s!==0){this.colorTableView.updateDocumentColors(t.model,this.componentName)}this.colorTableView.updateSelectedColors()}});return o})}}var zP='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M4 2h12a2 2 0 0 1 2 2v12a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V4a2 2 0 0 1 2-2zm8.38 9.262H7.62L10 5.506l2.38 5.756zm.532 1.285L14.34 16h1.426L10.804 4H9.196L4.234 16H5.66l1.428-3.453h5.824z"/></svg>';class RP extends LP{constructor(t){const e=t.locale.t;super(t,{commandName:xP,componentName:xP,icon:zP,dropdownLabel:e("nm")})}static get pluginName(){return"FontBackgroundColorUI"}}class jP extends Nw{static get requires(){return[SP,RP]}static get pluginName(){return"FontBackgroundColor"}}class DP extends uP{constructor(t){super(t,yP)}}class BP extends Nw{static get pluginName(){return"FontColorEditing"}constructor(t){super(t);t.config.define(yP,{colors:[{color:"hsl(0, 0%, 0%)",label:"Black"},{color:"hsl(0, 0%, 30%)",label:"Dim grey"},{color:"hsl(0, 0%, 60%)",label:"Grey"},{color:"hsl(0, 0%, 90%)",label:"Light grey"},{color:"hsl(0, 0%, 100%)",label:"White",hasBorder:true},{color:"hsl(0, 75%, 60%)",label:"Red"},{color:"hsl(30, 75%, 60%)",label:"Orange"},{color:"hsl(60, 75%, 60%)",label:"Yellow"},{color:"hsl(90, 75%, 60%)",label:"Light green"},{color:"hsl(120, 75%, 60%)",label:"Green"},{color:"hsl(150, 75%, 60%)",label:"Aquamarine"},{color:"hsl(180, 75%, 60%)",label:"Turquoise"},{color:"hsl(210, 75%, 60%)",label:"Light blue"},{color:"hsl(240, 75%, 60%)",label:"Blue"},{color:"hsl(270, 75%, 60%)",label:"Purple"}],columns:5});t.conversion.for("upcast").elementToAttribute({view:{name:"span",styles:{color:/[\s\S]+/}},model:{key:yP,value:CP("color")}});t.conversion.for("downcast").attributeToElement({model:yP,view:TP("color")});t.commands.add(yP,new DP(t));t.model.schema.extend("$text",{allowAttributes:yP});t.model.schema.setAttributeProperties(yP,{isFormatting:true,copyOnEnter:true})}}var VP='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M12.4 10.3L10 4.5l-2.4 5.8h4.8zm.5 1.2H7.1L5.7 15H4.2l5-12h1.6l5 12h-1.5L13 11.5zm3.1 7H4a1 1 0 0 1 0-2h12a1 1 0 0 1 0 2z"/></svg>';class FP extends LP{constructor(t){const e=t.locale.t;super(t,{commandName:yP,componentName:yP,icon:VP,dropdownLabel:e("nl")})}static get pluginName(){return"FontColorUI"}}class HP extends Nw{static get requires(){return[BP,FP]}static get pluginName(){return"FontColor"}}class WP extends uP{constructor(t){super(t,kP)}}function UP(t){return t.map($P).filter(t=>!!t)}const qP={tiny:{title:"Tiny",model:"tiny",view:{name:"span",classes:"text-tiny",priority:7}},small:{title:"Small",model:"small",view:{name:"span",classes:"text-small",priority:7}},big:{title:"Big",model:"big",view:{name:"span",classes:"text-big",priority:7}},huge:{title:"Huge",model:"huge",view:{name:"span",classes:"text-huge",priority:7}}};function $P(t){if(typeof t==="object"){return t}if(qP[t]){return qP[t]}if(t==="default"){return{model:undefined,title:"Default"}}const e=parseFloat(t);if(isNaN(e)){return}return YP(e)}function YP(t){const e=String(t);return{title:e,model:t,view:{name:"span",styles:{"font-size":`${t}px`},priority:7}}}class GP extends Nw{static get pluginName(){return"FontSizeEditing"}constructor(t){super(t);t.config.define(kP,{options:["tiny","small","default","big","huge"]});const e=UP(this.editor.config.get("fontSize.options")).filter(t=>t.model);const i=AP(kP,e);t.conversion.attributeToElement(i);t.commands.add(kP,new WP(t))}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:kP});t.model.schema.setAttributeProperties(kP,{isFormatting:true,copyOnEnter:true})}}var JP='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M9.816 11.5L7.038 4.785 4.261 11.5h5.555zm.62 1.5H3.641l-1.666 4.028H.312l5.789-14h1.875l5.789 14h-1.663L10.436 13zm7.55 2.279l.779-.779.707.707-2.265 2.265-2.193-2.265.707-.707.765.765V4.825c0-.042 0-.083.002-.123l-.77.77-.707-.707L17.207 2.5l2.265 2.265-.707.707-.782-.782c.002.043.003.089.003.135v10.454z"/></svg>';var XP=i(105);class QP extends Nw{init(){const t=this.editor;const e=t.t;const i=this._getLocalizedOptions();const n=t.commands.get(kP);t.ui.componentFactory.add(kP,o=>{const r=dw(o);hw(r,KP(i,n));r.buttonView.set({label:e("kn"),icon:JP,tooltip:true});r.extendTemplate({attributes:{class:["ck-font-size-dropdown"]}});r.bind("isEnabled").to(n);this.listenTo(r,"execute",e=>{t.execute(e.source.commandName,{value:e.source.commandParam});t.editing.view.focus()});return r})}_getLocalizedOptions(){const t=this.editor;const e=t.t;const i={Default:e("km"),Tiny:e("ko"),Small:e("kp"),Big:e("kq"),Huge:e("kr")};const n=UP(t.config.get(kP).options);return n.map(t=>{const e=i[t.title];if(e&&e!=t.title){t=Object.assign({},t,{title:e})}return t})}}function KP(t,e){const i=new ys;for(const n of t){const t={type:"button",model:new d_({commandName:kP,commandParam:n.model,label:n.title,class:"ck-fontsize-option",withText:true})};if(n.view&&n.view.styles){t.model.set("labelStyle",`font-size:${n.view.styles["font-size"]}`)}if(n.view&&n.view.classes){t.model.set("class",`${t.model.class} ${n.view.classes}`)}t.model.bind("isOn").to(e,"value",t=>t===n.model);i.add(t)}return i}class ZP extends Nw{static get requires(){return[GP,QP]}static get pluginName(){return"FontSize"}}class tS extends uP{constructor(t){super(t,vP)}}function eS(t){return t.map(iS).filter(t=>!!t)}function iS(t){if(typeof t==="object"){return t}if(t==="default"){return{title:"Default",model:undefined}}if(typeof t!=="string"){return}return nS(t)}function nS(t){const e=t.replace(/"|'/g,"").split(",");const i=e[0];const n=e.map(oS).join(", ");return{title:i,model:i,view:{name:"span",styles:{"font-family":n},priority:7}}}function oS(t){t=t.trim();if(t.indexOf(" ")>0){t=`'${t}'`}return t}class rS extends Nw{static get pluginName(){return"FontFamilyEditing"}constructor(t){super(t);t.config.define(vP,{options:["default","Arial, Helvetica, sans-serif","Courier New, Courier, monospace","Georgia, serif","Lucida Sans Unicode, Lucida Grande, sans-serif","Tahoma, Geneva, sans-serif","Times New Roman, Times, serif","Trebuchet MS, Helvetica, sans-serif","Verdana, Geneva, sans-serif"]})}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:vP});t.model.schema.setAttributeProperties(vP,{isFormatting:true,copyOnEnter:true});const e=eS(t.config.get("fontFamily.options")).filter(t=>t.model);const i=AP(vP,e);t.conversion.attributeToElement(i);t.commands.add(vP,new tS(t))}}var sS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.03 3h6.149a.75.75 0 1 1 0 1.5h-5.514L11.03 3zm1.27 3h4.879a.75.75 0 1 1 0 1.5h-4.244L12.3 6zm1.27 3h3.609a.75.75 0 1 1 0 1.5h-2.973L13.57 9zm-2.754 2.5L8.038 4.785 5.261 11.5h5.555zm.62 1.5H4.641l-1.666 4.028H1.312l5.789-14h1.875l5.789 14h-1.663L11.436 13z"/></svg>';class aS extends Nw{init(){const t=this.editor;const e=t.t;const i=this._getLocalizedOptions();const n=t.commands.get(vP);t.ui.componentFactory.add(vP,o=>{const r=dw(o);hw(r,cS(i,n));r.buttonView.set({label:e("kl"),icon:sS,tooltip:true});r.extendTemplate({attributes:{class:"ck-font-family-dropdown"}});r.bind("isEnabled").to(n);this.listenTo(r,"execute",e=>{t.execute(e.source.commandName,{value:e.source.commandParam});t.editing.view.focus()});return r})}_getLocalizedOptions(){const t=this.editor;const e=t.t;const i=eS(t.config.get(vP).options);return i.map(t=>{if(t.title==="Default"){t.title=e("km")}return t})}}function cS(t,e){const i=new ys;for(const n of t){const t={type:"button",model:new d_({commandName:vP,commandParam:n.model,label:n.title,withText:true})};t.model.bind("isOn").to(e,"value",t=>t===n.model);if(n.view&&n.view.styles){t.model.set("labelStyle",`font-family: ${n.view.styles["font-family"]}`)}i.add(t)}return i}class lS extends Nw{static get requires(){return[rS,aS]}static get pluginName(){return"FontFamily"}}class dS extends Rw{refresh(){const t=this.editor.model;const e=t.document;this.value=e.selection.getAttribute("highlight");this.isEnabled=t.schema.checkAttributeInSelection(e.selection,"highlight")}execute(t={}){const e=this.editor.model;const i=e.document;const n=i.selection;const o=t.value;e.change(t=>{const i=e.schema.getValidRanges(n.getRanges(),"highlight");if(n.isCollapsed){const e=n.getFirstPosition();if(n.hasAttribute("highlight")){const i=t=>t.item.hasAttribute("highlight")&&t.item.getAttribute("highlight")===this.value;const n=e.getLastMatchingPosition(i,{direction:"backward"});const r=e.getLastMatchingPosition(i);const s=t.createRange(n,r);if(!o||this.value===o){t.removeAttribute("highlight",s);t.removeSelectionAttribute("highlight")}else{t.setAttribute("highlight",o,s);t.setSelectionAttribute("highlight",o)}}else if(o){t.setSelectionAttribute("highlight",o)}}else{for(const e of i){if(o){t.setAttribute("highlight",o,e)}else{t.removeAttribute("highlight",e)}}}})}}class uS extends Nw{static get pluginName(){return"HighlightEditing"}constructor(t){super(t);t.config.define("highlight",{options:[{model:"yellowMarker",class:"marker-yellow",title:"Yellow marker",color:"var(--ck-highlight-marker-yellow)",type:"marker"},{model:"greenMarker",class:"marker-green",title:"Green marker",color:"var(--ck-highlight-marker-green)",type:"marker"},{model:"pinkMarker",class:"marker-pink",title:"Pink marker",color:"var(--ck-highlight-marker-pink)",type:"marker"},{model:"blueMarker",class:"marker-blue",title:"Blue marker",color:"var(--ck-highlight-marker-blue)",type:"marker"},{model:"redPen",class:"pen-red",title:"Red pen",color:"var(--ck-highlight-pen-red)",type:"pen"},{model:"greenPen",class:"pen-green",title:"Green pen",color:"var(--ck-highlight-pen-green)",type:"pen"}]})}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:"highlight"});const e=t.config.get("highlight.options");t.conversion.attributeToElement(hS(e));t.commands.add("highlight",new dS(t))}}function hS(t){const e={model:{key:"highlight",values:[]},view:{}};for(const i of t){e.model.values.push(i.model);e.view[i.model]={name:"mark",classes:i.class}}return e}var fS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M10.798 1.59L3.002 12.875l1.895 1.852 2.521 1.402 6.997-12.194z"/><path d="M2.556 16.727l.234-.348c-.297-.151-.462-.293-.498-.426-.036-.137.002-.416.115-.837.094-.25.15-.449.169-.595a4.495 4.495 0 0 0 0-.725c-.209-.621-.303-1.041-.284-1.26.02-.218.178-.506.475-.862l6.77-9.414c.539-.91 1.605-.85 3.199.18 1.594 1.032 2.188 1.928 1.784 2.686l-5.877 10.36c-.158.412-.333.673-.526.782-.193.108-.604.179-1.232.21-.362.131-.608.237-.738.318-.13.081-.305.238-.526.47-.293.265-.504.397-.632.397-.096 0-.27-.075-.524-.226l-.31.41-1.6-1.12zm-.279.415l1.575 1.103-.392.515H1.19l1.087-1.618zm8.1-13.656l-4.953 6.9L8.75 12.57l4.247-7.574c.175-.25-.188-.647-1.092-1.192-.903-.546-1.412-.652-1.528-.32zM8.244 18.5L9.59 17h9.406v1.5H8.245z"/></svg>';var mS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path class="ck-icon__fill" d="M10.126 2.268L2.002 13.874l1.895 1.852 2.521 1.402L14.47 5.481l-1.543-2.568-2.801-.645z"/><path d="M4.5 18.088l-2.645-1.852-.04-2.95-.006-.005.006-.008v-.025l.011.008L8.73 2.97c.165-.233.356-.417.567-.557l-1.212.308L4.604 7.9l-.83-.558 3.694-5.495 2.708-.69 1.65 1.145.046.018.85-1.216 2.16 1.512-.856 1.222c.828.967 1.144 2.141.432 3.158L7.55 17.286l.006.005-3.055.797H4.5zm-.634.166l-1.976.516-.026-1.918 2.002 1.402zM9.968 3.817l-.006-.004-6.123 9.184 3.277 2.294 6.108-9.162.005.003c.317-.452-.16-1.332-1.064-1.966-.891-.624-1.865-.776-2.197-.349zM8.245 18.5L9.59 17h9.406v1.5H8.245z"/></svg>';var gS=i(107);class pS extends Nw{get localizedOptionTitles(){const t=this.editor.t;return{"Yellow marker":t("ka"),"Green marker":t("kb"),"Pink marker":t("kc"),"Blue marker":t("kd"),"Red pen":t("ke"),"Green pen":t("kf")}}static get pluginName(){return"HighlightUI"}init(){const t=this.editor.config.get("highlight.options");for(const e of t){this._addHighlighterButton(e)}this._addRemoveHighlightButton();this._addDropdown(t)}_addRemoveHighlightButton(){const t=this.editor.t;this._addButton("removeHighlight",t("kg"),bP)}_addHighlighterButton(t){const e=this.editor.commands.get("highlight");this._addButton("highlight:"+t.model,t.title,wS(t.type),t.model,i);function i(i){i.bind("isEnabled").to(e,"isEnabled");i.bind("isOn").to(e,"value",e=>e===t.model);i.iconView.fillColor=t.color;i.isToggleable=true}}_addButton(t,e,i,n,o=(()=>{})){const r=this.editor;r.ui.componentFactory.add(t,t=>{const s=new Kb(t);const a=this.localizedOptionTitles[e]?this.localizedOptionTitles[e]:e;s.set({label:a,icon:i,tooltip:true});s.on("execute",()=>{r.execute("highlight",{value:n});r.editing.view.focus()});o(s);return s})}_addDropdown(t){const e=this.editor;const i=e.t;const n=e.ui.componentFactory;const o=t[0];const r=t.reduce((t,e)=>{t[e.model]=e;return t},{});n.add("highlight",s=>{const a=e.commands.get("highlight");const c=dw(s,sP);const l=c.buttonView;l.set({tooltip:i("kh"),lastExecuted:o.model,commandValue:o.model,isToggleable:true});l.bind("icon").to(a,"value",t=>wS(u(t,"type")));l.bind("color").to(a,"value",t=>u(t,"color"));l.bind("commandValue").to(a,"value",t=>u(t,"model"));l.bind("isOn").to(a,"value",t=>!!t);l.delegate("execute").to(c);const d=t.map(t=>{const e=n.create("highlight:"+t.model);this.listenTo(e,"execute",()=>c.buttonView.set({lastExecuted:t.model}));return e});c.bind("isEnabled").toMany(d,"isEnabled",(...t)=>t.some(t=>t));d.push(new Lb);d.push(n.create("removeHighlight"));uw(c,d);bS(c);c.toolbarView.ariaLabel=i("ki");l.on("execute",()=>{e.execute("highlight",{value:l.commandValue});e.editing.view.focus()});function u(t,e){const i=!t||t===l.lastExecuted?l.lastExecuted:t;return r[i][e]}return c})}}function bS(t){const e=t.buttonView.actionView;e.iconView.bind("fillColor").to(t.buttonView,"color")}function wS(t){return t==="marker"?fS:mS}class _S extends Nw{static get requires(){return[uS,pS]}static get pluginName(){return"Highlight"}}class kS extends Rw{refresh(){this.isEnabled=vS(this.editor.model)}execute(){const t=this.editor.model;t.change(e=>{const i=e.createElement("horizontalLine");t.insertContent(i);let n=i.nextSibling;const o=n&&t.schema.checkChild(n,"$text");if(!o&&t.schema.checkChild(i.parent,"paragraph")){n=e.createElement("paragraph");t.insertContent(n,e.createPositionAfter(i))}if(n){e.setSelection(n,0)}})}}function vS(t){const e=t.schema;const i=t.document.selection;return yS(i,e,t)&&!xS(i,e)}function yS(t,e,i){const n=AS(t,i);return e.checkChild(n,"horizontalLine")}function xS(t,e){const i=t.getSelectedElement();return i&&e.isObject(i)}function AS(t,e){const i=P_(t,e);const n=i.parent;if(n.isEmpty&&!n.is("$root")){return n.parent}return n}var CS=i(109);class TS extends Nw{static get pluginName(){return"HorizontalLineEditing"}init(){const t=this.editor;const e=t.model.schema;const i=t.t;const n=t.conversion;e.register("horizontalLine",{isObject:true,allowWhere:"$block"});n.for("dataDowncast").elementToElement({model:"horizontalLine",view:(t,e)=>e.createEmptyElement("hr")});n.for("editingDowncast").elementToElement({model:"horizontalLine",view:(t,e)=>{const n=i("jz");const o=e.createContainerElement("div");const r=e.createEmptyElement("hr");e.addClass("ck-horizontal-line",o);e.setCustomProperty("hr",true,o);e.insert(e.createPositionAt(o,0),r);return ES(o,e,n)}});n.for("upcast").elementToElement({view:"hr",model:"horizontalLine"});t.commands.add("horizontalLine",new kS(t))}}function ES(t,e,i){e.setCustomProperty("horizontalLine",true,t);return A_(t,e,{label:i})}var MS='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2 9h16v2H2z"/></svg>';class PS extends Nw{init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add("horizontalLine",i=>{const n=t.commands.get("horizontalLine");const o=new Kb(i);o.set({label:e("jz"),icon:MS,tooltip:true});o.bind("isEnabled").to(n,"isEnabled");this.listenTo(o,"execute",()=>{t.execute("horizontalLine");t.editing.view.focus()});return o})}}class SS extends Nw{static get requires(){return[TS,PS]}static get pluginName(){return"HorizontalLine"}}class IS{constructor(t){this.set("activeHandlePosition",null);this.set("proposedWidthPercents",null);this.set("proposedWidth",null);this.set("proposedHeight",null);this.set("proposedHandleHostWidth",null);this.set("proposedHandleHostHeight",null);this._options=t;this._referenceCoordinates=null}begin(t,e,i){const n=new vh(e);this.activeHandlePosition=zS(t);this._referenceCoordinates=OS(e,RS(this.activeHandlePosition));this.originalWidth=n.width;this.originalHeight=n.height;this.aspectRatio=n.width/n.height;const o=i.style.width;if(o&&o.match(/^\d+\.?\d*%$/)){this.originalWidthPercents=parseFloat(o)}else{this.originalWidthPercents=NS(i,n)}}update(t){this.proposedWidth=t.width;this.proposedHeight=t.height;this.proposedWidthPercents=t.widthPercents;this.proposedHandleHostWidth=t.handleHostWidth;this.proposedHandleHostHeight=t.handleHostHeight}}vs(IS,Jc);function NS(t,e){const i=t.parentElement;const n=parseFloat(i.ownerDocument.defaultView.getComputedStyle(i).width);return e.width/n*100}function OS(t,e){const i=new vh(t);const n=e.split("-");const o={x:n[1]=="right"?i.right:i.left,y:n[0]=="bottom"?i.bottom:i.top};o.x+=t.ownerDocument.defaultView.scrollX;o.y+=t.ownerDocument.defaultView.scrollY;return o}function LS(t){return`ck-widget__resizer__handle-${t}`}function zS(t){const e=["top-left","top-right","bottom-right","bottom-left"];for(const i of e){if(t.classList.contains(LS(i))){return i}}}function RS(t){const e=t.split("-");const i={top:"bottom",bottom:"top",left:"right",right:"left"};return`${i[e[0]]}-${i[e[1]]}`}class jS{constructor(t){this._options=t;this._domResizerWrapper=null;this._viewResizerWrapper=null;this.set("isEnabled",true);this.decorate("begin");this.decorate("cancel");this.decorate("commit");this.decorate("updateSize");this.on("commit",t=>{if(!this.state.proposedWidth&&!this.state.proposedWidthPercents){this._cleanup();t.stop()}},{priority:"high"})}attach(){const t=this;const e=this._options.viewElement;const i=this._options.editor.editing.view;i.change(i=>{const n=i.createUIElement("div",{class:"ck ck-reset_all ck-widget__resizer"},(function(e){const i=this.toDomElement(e);t._appendHandles(i);t._appendSizeUI(i);t._domResizerWrapper=i;t.on("change:isEnabled",(t,e,n)=>{i.style.display=n?"":"none"});i.style.display=t.isEnabled?"":"none";return i}));i.insert(i.createPositionAt(e,"end"),n);i.addClass("ck-widget_with-resizer",e);this._viewResizerWrapper=n})}begin(t){this.state=new IS(this._options);this._sizeUI.bindToState(this._options,this.state);this.state.begin(t,this._getHandleHost(),this._getResizeHost())}updateSize(t){const e=this._proposeNewSize(t);const i=this._options.editor.editing.view;i.change(t=>{const i=this._options.unit||"%";const n=(i==="%"?e.widthPercents:e.width)+i;t.setStyle("width",n,this._options.viewElement)});const n=this._getHandleHost();const o=new vh(n);e.handleHostWidth=Math.round(o.width);e.handleHostHeight=Math.round(o.height);const r=new vh(n);e.width=Math.round(r.width);e.height=Math.round(r.height);this.redraw(o);this.state.update(e)}commit(){const t=this._options.unit||"%";const e=(t==="%"?this.state.proposedWidthPercents:this.state.proposedWidth)+t;this._options.onCommit(e);this._cleanup()}cancel(){this._cleanup()}destroy(){this.cancel()}redraw(t){const e=this._domResizerWrapper;if(i(e)){this._options.editor.editing.view.change(i=>{const n=e.parentElement;const o=this._getHandleHost();const r=t||new vh(o);i.setStyle("width",r.width+"px",this._viewResizerWrapper);i.setStyle("height",r.height+"px",this._viewResizerWrapper);const s={left:o.offsetLeft,top:o.offsetTop,height:o.offsetHeight,width:o.offsetWidth};if(!n.isSameNode(o)){i.setStyle("left",s.left+"px",this._viewResizerWrapper);i.setStyle("top",s.top+"px",this._viewResizerWrapper);i.setStyle("height",s.height+"px",this._viewResizerWrapper);i.setStyle("width",s.width+"px",this._viewResizerWrapper)}})}function i(t){return t&&t.ownerDocument&&t.ownerDocument.contains(t)}}containsHandle(t){return this._domResizerWrapper.contains(t)}static isResizeHandle(t){return t.classList.contains("ck-widget__resizer__handle")}_cleanup(){this._sizeUI.dismiss();this._sizeUI.isVisible=false}_proposeNewSize(t){const e=this.state;const i=VS(t);const n=this._options.isCentered?this._options.isCentered(this):true;const o={x:e._referenceCoordinates.x-(i.x+e.originalWidth),y:i.y-e.originalHeight-e._referenceCoordinates.y};if(n&&e.activeHandlePosition.endsWith("-right")){o.x=i.x-(e._referenceCoordinates.x+e.originalWidth)}if(n){o.x*=2}const r={width:Math.abs(e.originalWidth+o.x),height:Math.abs(e.originalHeight+o.y)};r.dominant=r.width/e.aspectRatio>r.height?"width":"height";r.max=r[r.dominant];const s={width:r.width,height:r.height};if(r.dominant=="width"){s.height=s.width/e.aspectRatio}else{s.width=s.height*e.aspectRatio}return{width:Math.round(s.width),height:Math.round(s.height),widthPercents:Math.min(Math.round(e.originalWidthPercents/e.originalWidth*s.width*100)/100,100)}}_getResizeHost(){const t=this._domResizerWrapper.parentElement;return this._options.getResizeHost(t)}_getHandleHost(){const t=this._domResizerWrapper.parentElement;return this._options.getHandleHost(t)}_appendHandles(t){const e=["top-left","top-right","bottom-right","bottom-left"];for(const i of e){t.appendChild(new Hp({tag:"div",attributes:{class:`ck-widget__resizer__handle ${BS(i)}`}}).render())}}_appendSizeUI(t){const e=new DS;e.render();this._sizeUI=e;t.appendChild(e.element)}}vs(jS,Jc);class DS extends gb{constructor(){super();const t=this.bindTemplate;this.setTemplate({tag:"div",attributes:{class:["ck","ck-size-view",t.to("activeHandlePosition",t=>t?`ck-orientation-${t}`:"")],style:{display:t.if("isVisible","none",t=>!t)}},children:[{text:t.to("label")}]})}bindToState(t,e){this.bind("isVisible").to(e,"proposedWidth",e,"proposedHeight",(t,e)=>t!==null&&e!==null);this.bind("label").to(e,"proposedHandleHostWidth",e,"proposedHandleHostHeight",e,"proposedWidthPercents",(e,i,n)=>{if(t.unit==="px"){return`${e}×${i}`}else{return`${n}%`}});this.bind("activeHandlePosition").to(e)}dismiss(){this.unbind();this.isVisible=false}}function BS(t){return`ck-widget__resizer__handle-${t}`}function VS(t){return{x:t.pageX,y:t.pageY}}var FS="Expected a function";function HS(t,e,i){var n=true,o=true;if(typeof t!="function"){throw new TypeError(FS)}if(ct(i)){n="leading"in i?!!i.leading:n;o="trailing"in i?!!i.trailing:o}return uh(t,e,{leading:n,maxWait:e,trailing:o})}var WS=HS;var US=i(111);class qS extends Nw{static get pluginName(){return"WidgetResize"}init(){this.set("_visibleResizer",null);this.set("_activeResizer",null);this._resizers=new Map;const t=Nd.window.document;this.editor.model.schema.setAttributeProperties("width",{isFormatting:true});this._observer=Object.create(Ud);this._observer.listenTo(t,"mousedown",this._mouseDownListener.bind(this));this._observer.listenTo(t,"mousemove",this._mouseMoveListener.bind(this));this._observer.listenTo(t,"mouseup",this._mouseUpListener.bind(this));const e=()=>{if(this._visibleResizer){this._visibleResizer.redraw()}};const i=WS(e,200);this.on("change:_visibleResizer",e);this.editor.ui.on("update",i);this._observer.listenTo(Nd.window,"resize",i);const n=this.editor.editing.view.document.selection;n.on("change",()=>{const t=n.getSelectedElement();this._visibleResizer=this._getResizerByViewElement(t)||null})}destroy(){this._observer.stopListening();for(const t of this._resizers.values()){t.destroy()}}attachTo(t){const e=new jS(t);const i=this.editor.plugins;e.attach();if(i.has("WidgetToolbarRepository")){const t=i.get("WidgetToolbarRepository");e.on("begin",()=>{t.forceDisabled("resize")},{priority:"lowest"});e.on("cancel",()=>{t.clearForceDisabled("resize")},{priority:"highest"});e.on("commit",()=>{t.clearForceDisabled("resize")},{priority:"highest"})}this._resizers.set(t.viewElement,e);return e}_getResizerByHandle(t){for(const e of this._resizers.values()){if(e.containsHandle(t)){return e}}}_getResizerByViewElement(t){return this._resizers.get(t)}_mouseDownListener(t,e){if(!jS.isResizeHandle(e.target)){return}const i=e.target;this._activeResizer=this._getResizerByHandle(i);if(this._activeResizer){this._activeResizer.begin(i)}}_mouseMoveListener(t,e){if(this._activeResizer){this._activeResizer.updateSize(e)}}_mouseUpListener(){if(this._activeResizer){this._activeResizer.commit();this._activeResizer=null}}}vs(qS,Jc);class $S extends Rw{refresh(){const t=this.editor.model.document.selection.getSelectedElement();this.isEnabled=R_(t);if(!t||!t.hasAttribute("width")){this.value=null}else{this.value={width:t.getAttribute("width"),height:null}}}execute(t){const e=this.editor.model;const i=e.document.selection.getSelectedElement();e.change(e=>{e.setAttribute("width",t.width,i)})}}var YS=i(113);class GS extends Nw{static get requires(){return[qS]}static get pluginName(){return"ImageResize"}init(){const t=this.editor;const e=new $S(t);this._registerSchema();this._registerConverters();t.commands.add("imageResize",e);t.editing.downcastDispatcher.on("insert:image",(i,n,o)=>{const r=o.mapper.toViewElement(n.item);const s=t.plugins.get(qS).attachTo({unit:t.config.get("image.resizeUnit")||"%",modelElement:n.item,viewElement:r,editor:t,getHandleHost(t){return t.querySelector("img")},getResizeHost(t){return t},isCentered(){const t=n.item.getAttribute("imageStyle");return!t||t=="full"||t=="alignCenter"},onCommit(e){t.execute("imageResize",{width:e})}});s.on("updateSize",()=>{if(!r.hasClass("image_resized")){t.editing.view.change(t=>{t.addClass("image_resized",r)})}});s.bind("isEnabled").to(e)},{priority:"low"})}_registerSchema(){this.editor.model.schema.extend("image",{allowAttributes:"width"})}_registerConverters(){const t=this.editor;t.conversion.for("downcast").add(t=>t.on("attribute:width:image",(t,e,i)=>{if(!i.consumable.consume(e.item,t.name)){return}const n=i.writer;const o=i.mapper.toViewElement(e.item);if(e.attributeNewValue!==null){n.setStyle("width",e.attributeNewValue,o);n.addClass("image_resized",o)}else{n.removeStyle("width",o);n.removeClass("image_resized",o)}}));t.conversion.for("upcast").attributeToAttribute({view:{name:"figure",styles:{width:/.+/}},model:{key:"width",value:t=>t.getStyle("width")}})}}class JS extends Rw{constructor(t,e){super(t);this._indentBehavior=e}refresh(){const t=this.editor;const e=t.model;const i=Dw(e.document.selection.getSelectedBlocks());if(!i||!e.schema.checkAttribute(i,"blockIndent")){this.isEnabled=false;return}this.isEnabled=this._indentBehavior.checkEnabled(i.getAttribute("blockIndent"))}execute(){const t=this.editor.model;const e=XS(t);t.change(t=>{for(const i of e){const e=i.getAttribute("blockIndent");const n=this._indentBehavior.getNextIndent(e);if(n){t.setAttribute("blockIndent",n,i)}else{t.removeAttribute("blockIndent",i)}}})}}function XS(t){const e=t.document.selection;const i=t.schema;const n=Array.from(e.getSelectedBlocks());return n.filter(t=>i.checkAttribute(t,"blockIndent"))}class QS{constructor(t){this.isForward=t.direction==="forward";this.offset=t.offset;this.unit=t.unit}checkEnabled(t){const e=parseFloat(t||0);return this.isForward||e>0}getNextIndent(t){const e=parseFloat(t||0);const i=!t||t.endsWith(this.unit);if(!i){return this.isForward?this.offset+this.unit:undefined}const n=this.isForward?this.offset:-this.offset;const o=e+n;return o>0?o+this.unit:undefined}}class KS{constructor(t){this.isForward=t.direction==="forward";this.classes=t.classes}checkEnabled(t){const e=this.classes.indexOf(t);if(this.isForward){return e<this.classes.length-1}else{return e>=0}}getNextIndent(t){const e=this.classes.indexOf(t);const i=this.isForward?1:-1;return this.classes[e+i]}}const ZS=/^#([0-9a-f]{3,4}|[0-9a-f]{6}|[0-9a-f]{8})$/i;const tI=/^rgb\([ ]?([0-9]{1,3}[ %]?,[ ]?){2,3}[0-9]{1,3}[ %]?\)$/i;const eI=/^rgba\([ ]?([0-9]{1,3}[ %]?,[ ]?){3}(1|[0-9]+%|[0]?\.?[0-9]+)\)$/i;const iI=/^hsl\([ ]?([0-9]{1,3}[ %]?[,]?[ ]*){3}(1|[0-9]+%|[0]?\.?[0-9]+)?\)$/i;const nI=/^hsla\([ ]?([0-9]{1,3}[ %]?,[ ]?){2,3}(1|[0-9]+%|[0]?\.?[0-9]+)\)$/i;const oI=new Set(["black","silver","gray","white","maroon","red","purple","fuchsia","green","lime","olive","yellow","navy","blue","teal","aqua","orange","aliceblue","antiquewhite","aquamarine","azure","beige","bisque","blanchedalmond","blueviolet","brown","burlywood","cadetblue","chartreuse","chocolate","coral","cornflowerblue","cornsilk","crimson","cyan","darkblue","darkcyan","darkgoldenrod","darkgray","darkgreen","darkgrey","darkkhaki","darkmagenta","darkolivegreen","darkorange","darkorchid","darkred","darksalmon","darkseagreen","darkslateblue","darkslategray","darkslategrey","darkturquoise","darkviolet","deeppink","deepskyblue","dimgray","dimgrey","dodgerblue","firebrick","floralwhite","forestgreen","gainsboro","ghostwhite","gold","goldenrod","greenyellow","grey","honeydew","hotpink","indianred","indigo","ivory","khaki","lavender","lavenderblush","lawngreen","lemonchiffon","lightblue","lightcoral","lightcyan","lightgoldenrodyellow","lightgray","lightgreen","lightgrey","lightpink","lightsalmon","lightseagreen","lightskyblue","lightslategray","lightslategrey","lightsteelblue","lightyellow","limegreen","linen","magenta","mediumaquamarine","mediumblue","mediumorchid","mediumpurple","mediumseagreen","mediumslateblue","mediumspringgreen","mediumturquoise","mediumvioletred","midnightblue","mintcream","mistyrose","moccasin","navajowhite","oldlace","olivedrab","orangered","orchid","palegoldenrod","palegreen","paleturquoise","palevioletred","papayawhip","peachpuff","peru","pink","plum","powderblue","rosybrown","royalblue","saddlebrown","salmon","sandybrown","seagreen","seashell","sienna","skyblue","slateblue","slategray","slategrey","snow","springgreen","steelblue","tan","thistle","tomato","turquoise","violet","wheat","whitesmoke","yellowgreen","rebeccapurple","currentcolor","transparent"]);function rI(t){if(t.startsWith("#")){return ZS.test(t)}if(t.startsWith("rgb")){return tI.test(t)||eI.test(t)}if(t.startsWith("hsl")){return iI.test(t)||nI.test(t)}return oI.has(t.toLowerCase())}const sI=["none","hidden","dotted","dashed","solid","double","groove","ridge","inset","outset"];function aI(t){return sI.includes(t)}const cI=/^([+-]?[0-9]*[.]?[0-9]+(px|cm|mm|in|pc|pt|ch|em|ex|rem|vh|vw|vmin|vmax)|0)$/;function lI(t){return cI.test(t)}const dI=/^[+-]?[0-9]*[.]?[0-9]+%$/;function uI(t){return dI.test(t)}const hI=["repeat-x","repeat-y","repeat","space","round","no-repeat"];function fI(t){return hI.includes(t)}const mI=["center","top","bottom","left","right"];function gI(t){return mI.includes(t)}const pI=["fixed","scroll","local"];function bI(t){return pI.includes(t)}const wI=/^url\(/;function _I(t){return wI.test(t)}function kI(t=""){if(t===""){return{top:undefined,right:undefined,bottom:undefined,left:undefined}}const e=AI(t);const i=e[0];const n=e[2]||i;const o=e[1]||i;const r=e[3]||o;return{top:i,bottom:n,right:o,left:r}}function vI(t){return e=>{const{top:i,right:n,bottom:o,left:r}=e;const s=[];if(![i,n,r,o].every(t=>!!t)){if(i){s.push([t+"-top",i])}if(n){s.push([t+"-right",n])}if(o){s.push([t+"-bottom",o])}if(r){s.push([t+"-left",r])}}else{s.push([t,yI(e)])}return s}}function yI({top:t,right:e,bottom:i,left:n}){const o=[];if(n!==e){o.push(t,e,i,n)}else if(i!==t){o.push(t,e,i)}else if(e!==t){o.push(t,e)}else{o.push(t)}return o.join(" ")}function xI(t){return e=>({path:t,value:kI(e)})}function AI(t){return t.replace(/, /g,",").split(" ").map(t=>t.replace(/,/g,", "))}function CI(t){t.setNormalizer("margin",xI("margin"));t.setNormalizer("margin-top",t=>({path:"margin.top",value:t}));t.setNormalizer("margin-right",t=>({path:"margin.right",value:t}));t.setNormalizer("margin-bottom",t=>({path:"margin.bottom",value:t}));t.setNormalizer("margin-left",t=>({path:"margin.left",value:t}));t.setReducer("margin",vI("margin"));t.setStyleRelation("margin",["margin-top","margin-right","margin-bottom","margin-left"])}class TI extends Nw{constructor(t){super(t);t.config.define("indentBlock",{offset:40,unit:"px"})}static get pluginName(){return"IndentBlock"}init(){const t=this.editor;const e=t.config.get("indentBlock");const i=!e.classes||!e.classes.length;const n=Object.assign({direction:"forward"},e);const o=Object.assign({direction:"backward"},e);if(i){t.data.addStyleProcessorRules(CI);this._setupConversionUsingOffset(t.conversion);t.commands.add("indentBlock",new JS(t,new QS(n)));t.commands.add("outdentBlock",new JS(t,new QS(o)))}else{this._setupConversionUsingClasses(e.classes);t.commands.add("indentBlock",new JS(t,new KS(n)));t.commands.add("outdentBlock",new JS(t,new KS(o)))}}afterInit(){const t=this.editor;const e=t.model.schema;const i=t.commands.get("indent");const n=t.commands.get("outdent");const o=["paragraph","heading1","heading2","heading3","heading4","heading5","heading6"];o.forEach(t=>{if(e.isRegistered(t)){e.extend(t,{allowAttributes:"blockIndent"})}});i.registerChildCommand(t.commands.get("indentBlock"));n.registerChildCommand(t.commands.get("outdentBlock"))}_setupConversionUsingOffset(){const t=this.editor.conversion;const e=this.editor.locale;const i=e.contentLanguageDirection==="rtl"?"margin-right":"margin-left";t.for("upcast").attributeToAttribute({view:{styles:{[i]:/[\s\S]+/}},model:{key:"blockIndent",value:t=>t.getStyle(i)}});t.for("downcast").attributeToAttribute({model:"blockIndent",view:t=>({key:"style",value:{[i]:t}})})}_setupConversionUsingClasses(t){const e={model:{key:"blockIndent",values:[]},view:{}};for(const i of t){e.model.values.push(i);e.view[i]={key:"class",value:[i]}}this.editor.conversion.attributeToAttribute(e)}}class EI{constructor(t,e={}){this.namespaces=e.namespaces||[];this._domParser=new DOMParser;this._domConverter=new jd(t,{blockFillerMode:"nbsp"});this._htmlWriter=new _p}toData(t){const e=this._domConverter.viewToDom(t,document);return this._htmlWriter.getHtml(e)}toView(t){const e=this._toDom(t);return this._domConverter.domToView(e,{keepOriginalCase:true})}_toDom(t){const e=this.namespaces.map(t=>`xmlns:${t}="nsp"`).join(" ");t=`<xml ${e}>${t}</xml>`;const i=this._domParser.parseFromString(t,"text/xml");const n=i.querySelector("parsererror");if(n){throw new Error("Parse error - "+n.textContent)}const o=i.createDocumentFragment();const r=i.documentElement.childNodes;while(r.length>0){o.appendChild(r[0])}return o}}class MI{static get safeXmlCharactersEntities(){return{tagOpener:"&laquo;",tagCloser:"&raquo;",doubleQuote:"&uml;",realDoubleQuote:"&quot;"}}static get safeBadBlackboardCharacters(){return{ltElement:"«mo»<«/mo»",gtElement:"«mo»>«/mo»",ampElement:"«mo»&«/mo»"}}static get safeGoodBlackboardCharacters(){return{ltElement:"«mo»§lt;«/mo»",gtElement:"«mo»§gt;«/mo»",ampElement:"«mo»§amp;«/mo»"}}static get xmlCharacters(){return{id:"xmlCharacters",tagOpener:"<",tagCloser:">",doubleQuote:'"',ampersand:"&",quote:"'"}}static get safeXmlCharacters(){return{id:"safeXmlCharacters",tagOpener:"«",tagCloser:"»",doubleQuote:"¨",ampersand:"§",quote:"`",realDoubleQuote:"¨"}}}class PI{static isMathmlInAttribute(t,e){const i="['\"][\\s]*=[\\s]*[\\w-]+";const n="\"[^\"]*\"|'[^']*'";const o=`[\\s]*(${n})[\\s]*=[\\s]*[\\w-]+[\\s]*`;const r=`('${o}')*`;const s=`^${i}${r}[\\s]+gmi<`;const a=new RegExp(s);const c=t.substring(0,e);const l=c.split("").reverse().join("");const d=a.test(l);return d}static safeXmlDecode(t){let{tagOpener:e}=MI.safeXmlCharactersEntities;let{tagCloser:i}=MI.safeXmlCharactersEntities;let{doubleQuote:n}=MI.safeXmlCharactersEntities;let{realDoubleQuote:o}=MI.safeXmlCharactersEntities;t=t.split(e).join(MI.safeXmlCharacters.tagOpener);t=t.split(i).join(MI.safeXmlCharacters.tagCloser);t=t.split(n).join(MI.safeXmlCharacters.doubleQuote);t=t.split(o).join(MI.safeXmlCharacters.realDoubleQuote);const{ltElement:r}=MI.safeBadBlackboardCharacters;const{gtElement:s}=MI.safeBadBlackboardCharacters;const{ampElement:a}=MI.safeBadBlackboardCharacters;if("_wrs_blackboard"in window&&window._wrs_blackboard){t=t.split(r).join(MI.safeGoodBlackboardCharacters.ltElement);t=t.split(s).join(MI.safeGoodBlackboardCharacters.gtElement);t=t.split(a).join(MI.safeGoodBlackboardCharacters.ampElement)}({tagOpener:e}=MI.safeXmlCharacters);({tagCloser:i}=MI.safeXmlCharacters);({doubleQuote:n}=MI.safeXmlCharacters);({realDoubleQuote:o}=MI.safeXmlCharacters);const{ampersand:c}=MI.safeXmlCharacters;const{quote:l}=MI.safeXmlCharacters;t=t.split(e).join(MI.xmlCharacters.tagOpener);t=t.split(i).join(MI.xmlCharacters.tagCloser);t=t.split(n).join(MI.xmlCharacters.doubleQuote);t=t.split(c).join(MI.xmlCharacters.ampersand);t=t.split(l).join(MI.xmlCharacters.quote);let d="";let u=null;for(let e=0;e<t.length;e+=1){const i=t.charAt(e);if(u==null){if(i==="$"){u=""}else{d+=i}}else if(i===";"){d+=`&${u}`;u=null}else if(i.match(/([a-zA-Z0-9#._-] | '-')/)){u+=i}else{d+=`$${u}`;u=null;e-=1}}return d}static safeXmlEncode(t){const{tagOpener:e}=MI.xmlCharacters;const{tagCloser:i}=MI.xmlCharacters;const{doubleQuote:n}=MI.xmlCharacters;const{ampersand:o}=MI.xmlCharacters;const{quote:r}=MI.xmlCharacters;t=t.split(e).join(MI.safeXmlCharacters.tagOpener);t=t.split(i).join(MI.safeXmlCharacters.tagCloser);t=t.split(n).join(MI.safeXmlCharacters.doubleQuote);t=t.split(o).join(MI.safeXmlCharacters.ampersand);t=t.split(r).join(MI.safeXmlCharacters.quote);return t}static mathMLEntities(t){let e="";for(let i=0;i<t.length;i+=1){const n=t.charAt(i);if(t.codePointAt(i)>128){e+=`&#${t.codePointAt(i)};`;if(t.codePointAt(i)>65535){i+=1}}else if(n==="&"){const o=t.indexOf(";",i+1);if(o>=0){const n=document.createElement("span");n.innerHTML=t.substring(i,o+1);e+=`&#${jI.fixedCharCodeAt(n.textContent||n.innerText,0)};`;i=o}else{e+=n}}else{e+=n}}return e}static addCustomEditorClassAttribute(t,e){let i="";const n=t.indexOf("<math");if(n===0){const o=t.indexOf(">");if(t.indexOf("class")===-1){i=`${t.substr(n,o)} class="wrs_${e}">`;i+=t.substr(o+1,t.length);return i}}return t}static removeCustomEditorClassAttribute(t,e){if(t.indexOf("class")===-1||t.indexOf(`wrs_${e}`)===-1){return t}if(t.indexOf(`class="wrs_${e}"`)!==-1){return t.replace(`class="wrs_${e}"`,"")}return t.replace(`wrs_${e}`,"")}static addAnnotation(t,e,i){const n=t.indexOf("<annotation");let o="";if(n!==-1){const n=t.indexOf("</semantics>");o=`${t.substring(0,n)}<annotation encoding="${i}">${e}</annotation>${t.substring(n)}`}else if(PI.isEmpty(t)){const n=t.indexOf("/>");const r=t.indexOf(">");const s=r===n?n:r;o=`${t.substring(0,s)}><semantics><annotation encoding="${i}">${e}</annotation></semantics></math>`}else{const n=t.indexOf(">")+1;const r=t.lastIndexOf("</math>");const s=t.substring(n,r);o=`${t.substring(0,n)}<semantics>${s}<annotation encoding="${i}">${e}</annotation></semantics></math>`}return o}static removeAnnotation(t,e){let i=t;const n=`<annotation encoding="${e}">`;const o="</annotation>";const r=t.indexOf(n);if(r!==-1){let e=false;let n=t.indexOf("<annotation");while(n!==-1){if(n!==r){e=true}n=t.indexOf("<annotation",n+1)}if(e){const e=t.indexOf(o,r);const n=e+o.length;const s=t.substring(0,r);i=s+t.substring(n)}else{i=PI.removeSemantics(t)}}return i}static removeSemantics(t){const e="</math>";const i="<semantics>";const n="<annotation";let o=t;const r=t.indexOf(i);if(r!==-1){const s=t.indexOf(n,r+i.length);if(s!==-1){o=t.substring(0,r)+t.substring(r+i.length,s)+e}}return o}static removeSemanticsOcurrences(t,e=MI.xmlCharacters){const i=`${e.tagOpener}math`;const n=`${e.tagOpener}/math${e.tagCloser}`;const o=`/${e.tagCloser}`;const{tagCloser:r}=e;const s=`${e.tagOpener}semantics${e.tagCloser}`;const a=`${e.tagOpener}annotation encoding=`;let c="";let l=t.indexOf(i);let d=0;while(l!==-1){c+=t.substring(d,l);const e=t.indexOf(n,l);const u=t.indexOf(o,l);const h=t.indexOf(r,l);if(e!==-1){d=e}else if(u===h-1){d=u}const f=t.indexOf(s,l);if(f!==-1){const e=t.substring(l,f);const o=t.indexOf(a,l);if(o!==-1){const r=f+s.length;const a=t.substring(r,o);c+=e+a+n;l=t.indexOf(i,l+i.length);d+=n.length}else{d=l;l=t.indexOf(i,l+i.length)}}else{d=l;l=t.indexOf(i,l+i.length)}}c+=t.substring(d,t.length);return c}static containClass(t,e){const i=t.indexOf("class");if(i===-1){return false}const n=t.indexOf(">",i);const o=t.substring(i,n);if(o.indexOf(e)!==-1){return true}return false}static isEmpty(t){const e=">";const i="/>";const n=t.indexOf(e);const o=t.indexOf(i);let r=false;if(o!==-1){if(o===n-1){r=true}}if(!r){const e=new RegExp("</(.+:)?math>");const i=e.exec(t);if(i){r=n+1===i.index}}return r}static encodeProperties(t){const e=/\w+=".*?"/g;const i=t=>{const e=t.indexOf('"');const i=t.substring(e+1,t.length-1);const n=jI.htmlEntities(i);const o=`${t.substring(0,e+1)}${n}"`;return o};const n=t.replace(e,i);return n}}class SI{static addConfiguration(t){Object.assign(SI.properties,t)}static get properties(){return SI._properties}static set properties(t){SI._properties=t}static get(t){if(!Object.prototype.hasOwnProperty.call(SI.properties,t)){if(Object.prototype.hasOwnProperty.call(SI.properties,"_wrs_conf_")){return SI.properties[`_wrs_conf_${t}`]}return false}return SI.properties[t]}static set(t,e){SI.properties[t]=e}static update(t,e){if(!SI.get(t)){SI.set(t,e)}else{const i=Object.assign(SI.get(t),e);SI.set(t,i)}}}SI._properties={};class II{constructor(){this.cache=[]}populate(t,e){this.cache[t]=e}get(t){if(Object.prototype.hasOwnProperty.call(this.cache,t)){return this.cache[t]}return false}}class NI{constructor(){this.listeners=[]}add(t){this.listeners.push(t)}fire(t,e){for(let i=0;i<this.listeners.length&&!e.cancelled;i+=1){if(this.listeners[i].eventName===t){this.listeners[i].callback(e)}}return e.defaultPrevented}static newListener(t,e){const i={};i.eventName=t;i.callback=e;return i}}class OI{static get listeners(){return OI._listeners}static addListener(t){OI.listeners.add(t)}static fireEvent(t,e){OI.listeners.fire(t,e)}static get parameters(){return OI._parameters}static set parameters(t){OI._parameters=t}static get servicePaths(){return OI._servicePaths}static set servicePaths(t){OI._servicePaths=t}static setServicePath(t,e){OI.servicePaths[t]=e}static getServicePath(t){return OI.servicePaths[t]}static get integrationPath(){return OI._integrationPath}static set integrationPath(t){OI._integrationPath=t}static getServerURL(){const t=window.location.href;const e=t.split("/");const i=`${e[0]}//${e[2]}`;return i}static init(t){OI.parameters=t;let e=OI.createServiceURI("configurationjs");let i=OI.createServiceURI("createimage");let n=OI.createServiceURI("showimage");let o=OI.createServiceURI("getmathml");let r=OI.createServiceURI("service");if(OI.parameters.URI.indexOf("/")===0){const t=OI.getServerURL();e=t+e;n=t+n;i=t+i;o=t+o;r=t+r}OI.setServicePath("configurationjs",e);OI.setServicePath("showimage",n);OI.setServicePath("createimage",i);OI.setServicePath("service",r);OI.setServicePath("getmathml",o);OI.setServicePath("configurationjs",e);OI.listeners.fire("onInit",{})}static getUrl(t,e){const i=window.location.toString().substr(0,window.location.toString().lastIndexOf("/")+1);const n=jI.createHttpRequest();if(n){if(typeof e==="undefined"||typeof e==="undefined"){n.open("GET",t,false)}else if(t.substr(0,1)==="/"||t.substr(0,7)==="http://"||t.substr(0,8)==="https://"){n.open("POST",t,false)}else{n.open("POST",i+t,false)}if(typeof e!=="undefined"&&e){n.setRequestHeader("Content-type","application/x-www-form-urlencoded; charset=UTF-8");n.send(jI.httpBuildQuery(e))}else{n.send(null)}return n.responseText}return""}static getService(t,e,i){let n;if(i===true){const i=`${OI.getServicePath(t)}?${e}`;n=OI.getUrl(i)}else{const i=OI.getServicePath(t);n=OI.getUrl(i,e)}return n}static getServerLanguageFromService(t){if(t.indexOf(".php")!==-1){return"php"}if(t.indexOf(".aspx")!==-1){return"aspx"}if(t.indexOf("wirispluginengine")!==-1){return"ruby"}return"java"}static createServiceURI(t){const e=OI.serverExtension();return jI.concatenateUrl(OI.parameters.URI,t)+e}static serverExtension(){if(OI.parameters.server.indexOf("php")!==-1){return".php"}if(OI.parameters.server.indexOf("aspx")!==-1){return".aspx"}return""}}OI._servicePaths={};OI._integrationPath="";OI._listeners=new NI;OI._parameters={};class LI{static get cache(){return LI._cache}static set cache(t){LI._cache=t}static getLatexFromMathML(t){const e=PI.removeSemantics(t);const{cache:i}=LI;const n={service:"mathml2latex",mml:e};const o=JSON.parse(OI.getService("service",n));let r="";if(o.status==="ok"){r=o.result.text;const e=jI.htmlEntities(r);const n=PI.addAnnotation(t,e,"LaTeX");i.populate(r,n)}return r}static getMathMLFromLatex(t,e){const i=LI.cache;if(LI.cache.get(t)){return LI.cache.get(t)}const n={service:"latex2mathml",latex:t};if(e){n.saveLatex=""}const o=JSON.parse(OI.getService("service",n));let r;if(o.status==="ok"){let e=o.result.text;e=e.split("\r").join("").split("\n").join(" ");if(e.indexOf("semantics")===-1&&e.indexOf("annotation")===-1){e=PI.addAnnotation(e,t,"LaTeX");r=e}else{r=e}if(!i.get(t)){i.populate(t,e)}}else{r=`$$${t}$$`}return r}static parseMathmlToLatex(t,e){let i="";const n=`${e.tagOpener}math`;const o=`${e.tagOpener}/math${e.tagCloser}`;const r=`${e.tagOpener}annotation encoding=${e.doubleQuote}LaTeX${e.doubleQuote}${e.tagCloser}`;const s=`${e.tagOpener}/annotation${e.tagCloser}`;let a=t.indexOf(n);let c=0;let l;let d;let u;while(a!==-1){i+=t.substring(c,a);c=t.indexOf(o,a);if(c===-1){c=t.length-1}else{c+=o.length}l=t.substring(a,c);d=l.indexOf(r);if(d!==-1){d+=r.length;u=l.indexOf(s);let t=l.substring(d,u);if(e===MI.safeXmlCharacters){t=PI.safeXmlDecode(t)}i+=`$$${t}$$`;LI.cache.populate(t,l)}else{i+=l}a=t.indexOf(n,c)}i+=t.substring(c,t.length);return i}static getLatexFromTextNode(t,e,i){const n={open:"$$",close:"$$"};if(typeof i==="undefined"||i==null){i=n}let o=t;while(o.previousSibling&&o.previousSibling.nodeType===3){o=o.previousSibling}function r(t,e,n){let o=t.nodeValue.indexOf(n,e);while(o===-1){t=t.nextSibling;if(!t){return null}o=t.nodeValue?t.nodeValue.indexOf(i.close):-1}return{node:t,position:o}}function s(t,e,i,n){if(t===i){return e<=n}while(t&&t!==i){t=t.nextSibling}return t===i}let a;let c={node:o,position:0};const l=i.open.length;do{a=r(c.node,c.position,i.open);if(a==null||s(t,e,a.node,a.position)){return null}c=r(a.node,a.position+l,i.close);if(c==null){return null}c.position+=l}while(s(c.node,c.position,t,e));let d;if(a.node===c.node){d=a.node.nodeValue.substring(a.position+l,c.position-l)}else{const t=a.position+l;d=a.node.nodeValue.substring(t,a.node.nodeValue.length);let e=a.node;do{e=e.nextSibling;if(e===c.node){d+=c.node.nodeValue.substring(0,c.position-l)}else{d+=e.nodeValue?e.nodeValue:""}}while(e!==c.node)}return{latex:d,startNode:a.node,startPosition:a.position,endNode:c.node,endPosition:c.position}}}LI._cache=new II;var zI=i(16);class RI{constructor(){throw new Error("Static class StringManager can not be instantiated.")}static get(t){let{language:e}=this;if(!(e in this.strings)){console.warn(`Unknown language ${e} set in StringManager.`);e="en"}if(!(t in this.strings[e])){console.warn(`Unknown key ${t} in StringManager.`);return t}return this.strings[e][t]}}RI.strings=zI;RI.language="en";class jI{static fireEvent(t,e){if(document.createEvent){const i=document.createEvent("HTMLEvents");i.initEvent(e,true,true);return!t.dispatchEvent(i)}const i=document.createEventObject();return t.fireEvent(`on${e}`,i)}static addEvent(t,e,i){if(t.addEventListener){t.addEventListener(e,i,true)}else if(t.attachEvent){t.attachEvent(`on${e}`,i)}}static removeEvent(t,e,i){if(t.removeEventListener){t.removeEventListener(e,i,true)}else if(t.detachEvent){t.detachEvent(`on${e}`,i)}}static addElementEvents(t,e,i,n){if(e){jI.addEvent(t,"dblclick",t=>{const i=t||window.event;const n=i.srcElement?i.srcElement:i.target;e(n,i)})}if(i){jI.addEvent(t,"mousedown",t=>{const e=t||window.event;const n=e.srcElement?e.srcElement:e.target;i(n,e)})}if(n){jI.addEvent(t,"mouseup",t=>{const e=t||window.event;const i=e.srcElement?e.srcElement:e.target;n(i,e)})}}static addClass(t,e){if(!jI.containsClass(t,e)){t.className+=` ${e}`}}static containsClass(t,e){if(t==null||!("className"in t)){return false}const i=t.className.split(" ");for(let t=i.length-1;t>=0;t-=1){if(i[t]===e){return true}}return false}static removeClass(t,e){let i="";const n=t.className.split(" ");for(let t=0;t<n.length;t+=1){if(n[t]!==e){i+=`${n[t]} `}}t.className=i.trim()}static convertOldXmlinitialtextAttribute(t){const e="value=";const i=t.indexOf("xmlinitialtext");const n=t.indexOf(e,i);const o=t.charAt(n+e.length);const r=n+e.length+1;const s=t.indexOf(o,r);const a=t.substring(r,s);let c=a.split("«").join("§lt;");c=c.split("»").join("§gt;");c=c.split("&").join("§");c=c.split("¨").join("§quot;");t=t.split(a).join(c);return t}static createElement(t,e,i){if(e===undefined){e={}}if(i===undefined){i=document}let n;try{let o=`<${t}`;Object.keys(e).forEach(t=>{o+=` ${t}="${jI.htmlEntities(e[t])}"`});o+=">";n=i.createElement(o)}catch(o){n=i.createElement(t);Object.keys(e).forEach(t=>{n.setAttribute(t,e[t])})}return n}static createObject(t,e){if(e===undefined){e=document}t=t.split("<applet ").join('<span wirisObject="WirisApplet" ').split("<APPLET ").join('<span wirisObject="WirisApplet" ');t=t.split("</applet>").join("</span>").split("</APPLET>").join("</span>");t=t.split("<param ").join('<br wirisObject="WirisParam" ').split("<PARAM ").join('<br wirisObject="WirisParam" ');t=t.split("</param>").join("</br>").split("</PARAM>").join("</br>");const i=jI.createElement("div",{},e);i.innerHTML=t;function n(t){if(t.getAttribute&&t.getAttribute("wirisObject")==="WirisParam"){const i={};for(let e=0;e<t.attributes.length;e+=1){if(t.attributes[e].nodeValue!==null){i[t.attributes[e].nodeName]=t.attributes[e].nodeValue}}const n=jI.createElement("param",i,e);if(n.NAME){n.name=n.NAME;n.value=n.VALUE}n.removeAttribute("wirisObject");t.parentNode.replaceChild(n,t)}else if(t.getAttribute&&t.getAttribute("wirisObject")==="WirisApplet"){const i={};for(let e=0;e<t.attributes.length;e+=1){if(t.attributes[e].nodeValue!==null){i[t.attributes[e].nodeName]=t.attributes[e].nodeValue}}const o=jI.createElement("applet",i,e);o.removeAttribute("wirisObject");for(let e=0;e<t.childNodes.length;e+=1){n(t.childNodes[e]);if(t.childNodes[e].nodeName.toLowerCase()==="param"){o.appendChild(t.childNodes[e]);e-=1}}t.parentNode.replaceChild(o,t)}else{for(let e=0;e<t.childNodes.length;e+=1){n(t.childNodes[e])}}}n(i);return i.firstChild}static createObjectCode(t){if(typeof t==="undefined"||t===null){return null}if(t.nodeType===1){let e=`<${t.tagName}`;for(let i=0;i<t.attributes.length;i+=1){if(t.attributes[i].specified){e+=` ${t.attributes[i].name}="${jI.htmlEntities(t.attributes[i].value)}"`}}if(t.childNodes.length>0){e+=">";for(let i=0;i<t.childNodes.length;i+=1){e+=jI.createObject(t.childNodes[i])}e+=`</${t.tagName}>`}else if(t.nodeName==="DIV"||t.nodeName==="SCRIPT"){e+=`></${t.tagName}>`}else{e+="/>"}return e}if(t.nodeType===3){return jI.htmlEntities(t.nodeValue)}return""}static concatenateUrl(t,e){let i="";if(t.indexOf("/")!==t.length&&e.indexOf("/")!==0){i="/"}return(t+i+e).replace(/([^:]\/)\/+/g,"$1")}static htmlEntities(t){return t.split("&").join("&amp;").split("<").join("&lt;").split(">").join("&gt;").split('"').join("&quot;")}static htmlEntitiesDecode(t){const e=document.createElement("textarea");e.innerHTML=t;return e.value}static createHttpRequest(){const t=window.location.toString().substr(0,window.location.toString().lastIndexOf("/")+1);if(t.substr(0,7)==="file://"){throw RI.get("exception_cross_site")}if(typeof XMLHttpRequest!=="undefined"){return new XMLHttpRequest}try{return new ActiveXObject("Msxml2.XMLHTTP")}catch(t){try{return new ActiveXObject("Microsoft.XMLHTTP")}catch(t){return null}}}static httpBuildQuery(t){let e="";Object.keys(t).forEach(i=>{if(t[i]!=null){e+=`${jI.urlEncode(i)}=${jI.urlEncode(t[i])}&`}});if(e.substring(e.length-1)==="&"){e=e.substring(0,e.length-1)}return e}static propertiesToString(t){const e=[];Object.keys(t).forEach(i=>{if(Object.prototype.hasOwnProperty.call(t,i)){e.push(i)}});const i=e.length;for(let t=0;t<i;t+=1){for(let n=t+1;n<i;n+=1){const i=e[t];const o=e[n];if(jI.compareStrings(i,o)>0){e[t]=o;e[n]=i}}}let n="";for(let o=0;o<i;o+=1){const i=e[o];n+=i;n+="=";let r=t[i];r=r.replace("\\","\\\\");r=r.replace("\n","\\n");r=r.replace("\r","\\r");r=r.replace("\t","\\t");n+=r;n+="\n"}return n}static compareStrings(t,e){let i;const n=t.length;const o=e.length;const r=n>o?o:n;for(i=0;i<r;i+=1){const n=jI.fixedCharCodeAt(t,i)-jI.fixedCharCodeAt(e,i);if(n!==0){return n}}return t.length-e.length}static fixedCharCodeAt(t,e){e=e||0;const i=t.charCodeAt(e);let n;let o;if(i>=55296&&i<=56319){n=i;o=t.charCodeAt(e+1);if(Number.isNaN(o)){throw RI.get("exception_high_surrogate")}return(n-55296)*1024+(o-56320)+65536}if(i>=56320&&i<=57343){return false}return i}static urlToAssArray(t){let e;e=t.indexOf("?");if(e>0){const i=t.substring(e+1);const n=i.split("&");const o={};for(e=0;e<n.length;e+=1){const t=n[e];const i=t.split("=");if(i.length>1){o[i[0]]=decodeURIComponent(i[1].replace(/\+/g," "))}}return o}return{}}static urlEncode(t){let e="";e=encodeURIComponent(t);return e}static getWIRISImageOutput(t,e,i){const n=jI.createObject(t);if(n){if(n.className===SI.get("imageClassName")||n.getAttribute(SI.get("imageMathmlAttribute"))){if(!e){return t}const o=n.getAttribute(SI.get("imageMathmlAttribute"));let r=PI.safeXmlDecode(o);if(!SI.get("saveHandTraces")){r=PI.removeAnnotation(r,"application/json")}if(r==null){r=n.getAttribute("alt")}if(i){const t=PI.safeXmlEncode(r);return t}return r}}return t}static getNodeLength(t){const e={IMG:1,BR:1};if(t.nodeType===3){return t.nodeValue.length}if(t.nodeType===1){let i=e[t.nodeName.toUpperCase()];if(i===undefined){i=0}for(let e=0;e<t.childNodes.length;e+=1){i+=jI.getNodeLength(t.childNodes[e])}return i}return 0}static getSelectedItem(t,e,i){let n;if(e){n=t.contentWindow;n.focus()}else{n=window;t.focus()}if(document.selection&&!i){const i=n.document.selection.createRange();if(i.parentElement){if(i.htmlText.length>0){if(i.text.length===0){return jI.getSelectedItem(t,e,true)}return null}n.document.execCommand("InsertImage",false,"#");let o=i.parentElement();if(o.nodeName.toUpperCase()!=="IMG"){i.pasteHTML('<span id="wrs_openEditorWindow_temporalObject"></span>');o=n.document.getElementById("wrs_openEditorWindow_temporalObject")}let r;let s;if(o.nextSibling&&o.nextSibling.nodeType===3){r=o.nextSibling;s=0}else if(o.previousSibling&&o.previousSibling.nodeType===3){r=o.previousSibling;s=r.nodeValue.length}else{r=n.document.createTextNode("");o.parentNode.insertBefore(r,o);s=0}o.parentNode.removeChild(o);return{node:r,caretPosition:s}}if(i.length>1){return null}return{node:i.item(0)}}if(n.getSelection){let t;const e=n.getSelection();try{t=e.getRangeAt(0)}catch(e){t=n.document.createRange()}const i=t.startContainer;if(i.nodeType===3){return{node:i,caretPosition:t.startOffset}}if(i!==t.endContainer){return null}if(i.nodeType===1){const e=t.startOffset;if(i.childNodes[e]){return{node:i.childNodes[e]}}}}return null}static getSelectedItemOnTextarea(t){const e=document.createTextNode(t.value);const i=LI.getLatexFromTextNode(e,t.selectionStart);if(i===null){return null}return{node:e,caretPosition:t.selectionStart,startPosition:i.startPosition,endPosition:i.endPosition}}static getElementsByNameFromString(t,e,i){const n=[];t=t.toLowerCase();e=e.toLowerCase();let o=t.indexOf(`<${e} `);while(o!==-1){let r;if(i){r=">"}else{r=`</${e}>`}let s=t.indexOf(r,o);if(s!==-1){s+=r.length;n.push({start:o,end:s})}else{s=o+1}o=t.indexOf(`<${e} `,s)}return n}static decode64(t){const e="+".charCodeAt(0);const i="/".charCodeAt(0);const n="0".charCodeAt(0);const o="a".charCodeAt(0);const r="A".charCodeAt(0);const s="-".charCodeAt(0);const a="_".charCodeAt(0);const c=t.charCodeAt(0);if(c===e||c===s){return 62}if(c===i||c===a){return 63}if(c<n){return-1}if(c<n+10){return c-n+26+26}if(c<r+26){return c-r}if(c<o+26){return c-o+26}return null}static b64ToByteArray(t,e){let i;if(t.length%4>0){throw new Error("Invalid string. Length must be a multiple of 4")}const n=[];let o;let r;if(!e){if(t.charAt(t.length-2)==="="){r=2}else if(t.charAt(t.length-1)==="="){r=1}else{r=0}o=r>0?t.length-4:t.length}else{o=e}let s;for(s=0;s<o;s+=4){i=jI.decode64(t.charAt(s))<<18|jI.decode64(t.charAt(s+1))<<12|jI.decode64(t.charAt(s+2))<<6|jI.decode64(t.charAt(s+3));n.push(i>>16&255);n.push(i>>8&255);n.push(i&255)}if(r){if(r===2){i=jI.decode64(t.charAt(s))<<2|jI.decode64(t.charAt(s+1))>>4;n.push(i&255)}else if(r===1){i=jI.decode64(t.charAt(s))<<10|jI.decode64(t.charAt(s+1))<<4|jI.decode64(t.charAt(s+2))>>2;n.push(i>>8&255);n.push(i&255)}}return n}static readInt32(t){if(t.length<4){return false}const e=t.splice(0,4);return e[0]<<24|e[1]<<16|e[2]<<8|e[3]<<0}static readByte(t){return t.shift()<<0}static readBytes(t,e,i){return t.splice(e,i)}static updateTextArea(t,e){if(t&&e){t.focus();if(t.selectionStart!=null){const{selectionEnd:i}=t;const n=t.value.substring(0,t.selectionStart);const o=t.value.substring(i,t.value.length);t.value=n+e+o;t.selectionEnd=i+e.length}else{const t=document.selection.createRange();t.text=e}}}static updateExistingTextOnTextarea(t,e,i,n){t.focus();const o=t.value.substring(0,i);t.value=o+e+t.value.substring(n,t.value.length);t.selectionEnd=i+e.length}static addArgument(t,e,i){let n;if(t.indexOf("?")>0){n="&"}else{n="?"}return`${t+n+e}=${i}`}}class DI{static removeImgDataAttributes(t){const e=[];const{attributes:i}=t;Object.keys(i).forEach(t=>{const n=i[t];if(n.name.indexOf("data-")===0){e.push(n.name)}});e.forEach(e=>{t.removeAttribute(e)})}static clone(t,e){const i=SI.get("imageCustomEditorName");if(!t.hasAttribute(i)){e.removeAttribute(i)}const n=SI.get("imageMathmlAttribute");const o=[n,i,"alt","height","width","style","src","role"];o.forEach(i=>{const n=t.getAttribute(i);if(n){e.setAttribute(i,n)}})}static setImgSize(t,e,i){let n;let o;let r;let s;if(i){if(SI.get("imageFormat")==="svg"){if(SI.get("saveMode")!=="base64"){n=DI.getMetricsFromSvgString(e)}else{o=t.src.substr(t.src.indexOf("base64,")+7,t.src.length);s="";r=jI.b64ToByteArray(o,o.length);for(let t=0;t<r.length;t+=1){s+=String.fromCharCode(r[t])}n=DI.getMetricsFromSvgString(s)}}else{o=t.src.substr(t.src.indexOf("base64,")+7,t.src.length);r=jI.b64ToByteArray(o,88);n=DI.getMetricsFromBytes(r)}}else{n=jI.urlToAssArray(e)}let a=n.cw;if(!a){return}let c=n.ch;let l=n.cb;const{dpi:d}=n;if(d){a=a*96/d;c=c*96/d;l=l*96/d}t.width=a;t.height=c;t.style.verticalAlign=`-${c-l}px`}static fixAfterResize(t){t.removeAttribute("style");t.removeAttribute("width");t.removeAttribute("height");t.style.maxWidth="none";if(t.src.indexOf("data:image")!==-1){if(SI.get("imageFormat")==="svg"){const e=decodeURIComponent(t.src.substring(32,t.src.length));DI.setImgSize(t,e,true)}else{const e=t.src.substring(22,t.src.length);DI.setImgSize(t,e,true)}}else{DI.setImgSize(t,t.src)}}static getMetricsFromSvgString(t){let e=t.indexOf('height="');let i=t.indexOf('"',e+8,t.length);const n=t.substring(e+8,i);e=t.indexOf('width="');i=t.indexOf('"',e+7,t.length);const o=t.substring(e+7,i);e=t.indexOf('wrs:baseline="');i=t.indexOf('"',e+14,t.length);const r=t.substring(e+14,i);if(typeof o!=="undefined"){const t=[];t.cw=o;t.ch=n;if(typeof r!=="undefined"){t.cb=r}return t}return[]}static getMetricsFromBytes(t){jI.readBytes(t,0,8);let e;let i;let n;let o;let r;while(t.length>=4){n=jI.readInt32(t);if(n===1229472850){e=jI.readInt32(t);i=jI.readInt32(t);jI.readInt32(t);jI.readByte(t)}else if(n===1650545477){o=jI.readInt32(t)}else if(n===1883789683){r=jI.readInt32(t);r=Math.round(r/39.37);jI.readInt32(t);jI.readByte(t)}jI.readInt32(t)}if(typeof e!=="undefined"){const t=[];t.cw=e;t.ch=i;t.dpi=r;if(o){t.cb=o}return t}return[]}}class BI{static get cache(){return BI._cache}static set cache(t){BI._cache=t}static mathMLToAccessible(t,e,i){if(typeof e==="undefined"){e="en"}if(PI.containClass(t,"wrs_chemistry")){i.mode="chemistry"}let n="";if(BI.cache.get(t)){n=BI.cache.get(t)}else{i.service="mathml2accessible";i.lang=e;const o=JSON.parse(OI.getService("service",i));if(o.status!=="error"){n=o.result.text;BI.cache.populate(t,n)}else{n=RI.get("error_convert_accessibility")}}return n}}BI._cache=new II;var VI=i(115);class FI{static mathmlToImgObject(t,e,i,n){const o=t.createElement("img");o.align="middle";o.style.maxWidth="none";const r=i||{};r.mml=e;r.lang=n;r.metrics="true";r.centerbaseline="false";if(SI.get("saveMode")==="base64"&&SI.get("base64savemode")==="default"){r.base64=true}o.className=SI.get("imageClassName");if(e.indexOf('class="')!==-1){let t=e.substring(e.indexOf('class="')+'class="'.length,e.length);t=t.substring(0,t.indexOf('"'));t=t.substring(4,t.length);o.setAttribute(SI.get("imageCustomEditorName"),t)}if(SI.get("wirisPluginPerformance")&&(SI.get("saveMode")==="xml"||SI.get("saveMode")==="safeXml")){let t=JSON.parse(FI.createShowImageSrc(r,n));if(t.status==="warning"){try{t=JSON.parse(OI.getService("showimage",r))}catch(t){return null}}({result:t}=t);if(t.format==="png"){o.src=`data:image/png;base64,${t.content}`}else{o.src=`data:image/svg+xml;charset=utf8,${jI.urlEncode(t.content)}`}o.setAttribute(SI.get("imageMathmlAttribute"),PI.safeXmlEncode(e));DI.setImgSize(o,t.content,true);if(SI.get("enableAccessibility")){if(typeof t.alt==="undefined"){o.alt=BI.mathMLToAccessible(e,n,r)}else{o.alt=t.alt}}}else{const t=FI.createImageSrc(e,r);o.setAttribute(SI.get("imageMathmlAttribute"),PI.safeXmlEncode(e));o.src=t;DI.setImgSize(o,t,SI.get("saveMode")==="base64"&&SI.get("base64savemode")==="default");if(SI.get("enableAccessibility")){o.alt=BI.mathMLToAccessible(e,n,r)}}if(typeof FI.observer!=="undefined"){FI.observer.observe(o)}o.setAttribute("role","math");return o}static createImageSrc(t,e){if(SI.get("saveMode")==="base64"&&SI.get("base64savemode")==="default"){e.base64=true}let i=OI.getService("createimage",e);if(i.indexOf("@BASE@")!==-1){const t=OI.getServicePath("createimage").split("/");t.pop();i=i.split("@BASE@").join(t.join("/"))}return i}static initParse(t,e){t=FI.initParseSaveMode(t,e);return FI.initParseEditMode(t)}static initParseSaveMode(t,e){if(SI.get("saveMode")){t=LI.parseMathmlToLatex(t,MI.safeXmlCharacters);t=LI.parseMathmlToLatex(t,MI.xmlCharacters);t=FI.parseMathmlToImg(t,MI.safeXmlCharacters,e);t=FI.parseMathmlToImg(t,MI.xmlCharacters,e);if(SI.get("saveMode")==="base64"&&SI.get("base64savemode")==="image"){t=FI.codeImgTransform(t,"base642showimage")}}return t}static initParseEditMode(t){if(SI.get("parseModes").indexOf("latex")!==-1){const e=jI.getElementsByNameFromString(t,"img",true);const i='encoding="LaTeX">';let n=0;for(let o=0;o<e.length;o+=1){const r=t.substring(e[o].start+n,e[o].end+n);if(r.indexOf(` class="${SI.get("imageClassName")}"`)!==-1){let s=` ${SI.get("imageMathmlAttribute")}="`;let a=r.indexOf(s);if(a===-1){s=' alt="';a=r.indexOf(s)}if(a!==-1){a+=s.length;const c=r.indexOf('"',a);const l=PI.safeXmlDecode(r.substring(a,c));let d=l.indexOf(i);if(d!==-1){d+=i.length;const r=l.indexOf("</annotation>",d);const s=l.substring(d,r);const a=`$$${jI.htmlEntitiesDecode(s)}$$`;const c=t.substring(0,e[o].start+n);const u=t.substring(e[o].end+n);t=c+a+u;n+=a.length-(e[o].end-e[o].start)}}}}}return t}static endParse(t){const e=FI.endParseEditMode(t);const i=FI.endParseSaveMode(e);return i}static endParseEditMode(t){if(SI.get("parseModes").indexOf("latex")!==-1){let e="";let i=0;let n=t.indexOf("$$");while(n!==-1){e+=t.substring(i,n);i=t.indexOf("$$",n+2);if(i!==-1){const o=t.substring(n+2,i);const r=jI.htmlEntitiesDecode(o);let s=LI.getMathMLFromLatex(r,true);if(!SI.get("saveHandTraces")){s=PI.removeAnnotation(s,"application/json")}e+=s;i+=2}else{e+="$$";i=n+2}n=t.indexOf("$$",i)}e+=t.substring(i,t.length);t=e}return t}static endParseSaveMode(t){if(SI.get("saveMode")){if(SI.get("saveMode")==="safeXml"){t=FI.codeImgTransform(t,"img2mathml")}else if(SI.get("saveMode")==="xml"){t=FI.codeImgTransform(t,"img2mathml")}else if(SI.get("saveMode")==="base64"&&SI.get("base64savemode")==="image"){t=FI.codeImgTransform(t,"img264")}}return t}static createShowImageSrc(t,e){const i=[];const n=["mml","color","centerbaseline","zoom","dpi","fontSize","fontFamily","defaultStretchy","backgroundColor","format"];n.forEach(e=>{const o=n[e];if(typeof t[o]!=="undefined"){i[o]=t[o]}});const o={};Object.keys(t).forEach(e=>{if(e!=="mml"){o[e]=t[e]}});o.formula=com.wiris.js.JsPluginTools.md5encode(jI.propertiesToString(i));o.lang=typeof e==="undefined"?"en":e;o.version=SI.get("version");const r=OI.getService("showimage",jI.httpBuildQuery(o),true);return r}static codeImgTransform(t,e){let i="";let n=0;const o=/<img/gi;const r=o.source.length;while(o.test(t)){const s=o.lastIndex-r;i+=t.substring(n,s);let a=s+1;while(a<t.length&&n<=s){const e=t.charAt(a);if(e==='"'||e==="'"){const i=t.indexOf(e,a+1);if(i===-1){a=t.length}else{a=i}}else if(e===">"){n=a+1}a+=1}if(n<s){i+=t.substring(s,t.length);return i}let c=t.substring(s,n);const l=jI.createObject(c);let d=l.getAttribute(SI.get("imageMathmlAttribute"));let u;let h;if(e==="base642showimage"){if(d==null){d=l.getAttribute("alt")}d=PI.safeXmlDecode(d);c=FI.mathmlToImgObject(document,d,null,null);i+=jI.createObjectCode(c)}else if(e==="img2mathml"){if(SI.get("saveMode")){if(SI.get("saveMode")==="safeXml"){u=true;h=true}else if(SI.get("saveMode")==="xml"){u=true;h=false}}i+=jI.getWIRISImageOutput(c,u,h)}else if(e==="img264"){if(d===null){d=l.getAttribute("alt")}d=PI.safeXmlDecode(d);const t={};t.base64="true";c=FI.mathmlToImgObject(document,d,t,null);DI.setImgSize(c,c.src,true);i+=jI.createObjectCode(c)}}i+=t.substring(n,t.length);return i}static parseMathmlToImg(t,e,i){let n="";const o=`${e.tagOpener}math`;const r=`${e.tagOpener}/math${e.tagCloser}`;let s=t.indexOf(o);let a=0;while(s!==-1){n+=t.substring(a,s);const c=t.indexOf(SI.get("imageMathmlAttribute"));a=t.indexOf(r,s);if(a===-1){a=t.length-1}else if(c!==-1){a+=t.indexOf("/>",s)}else{a+=r.length}if(!PI.isMathmlInAttribute(t,s)&&c===-1){let o=t.substring(s,a);o=e.id===MI.safeXmlCharacters.id?PI.safeXmlDecode(o):PI.mathMLEntities(o);n+=jI.createObjectCode(FI.mathmlToImgObject(document,o,null,i))}else{n+=t.substring(s,a)}s=t.indexOf(o,a)}n+=t.substring(a,t.length);return n}}if(typeof MutationObserver!=="undefined"){const t=new MutationObserver(t=>{t.forEach(t=>{if(t.oldValue===SI.get("imageClassName")&&t.attributeName==="class"&&t.target.className.indexOf(SI.get("imageClassName"))===-1){t.target.className=SI.get("imageClassName")}})});FI.observer=Object.create(t);FI.observer.Config={attributes:true,attributeOldValue:true};FI.observer.observe=function t(e){Object.getPrototypeOf(this).observe(e,this.Config)}}class HI{constructor(){this.isContentChanged=false;this.waitingForChanges=false}setIsContentChanged(t){this.isContentChanged=t}getIsContentChanged(){return this.isContentChanged}setWaitingForChanges(t){this.waitingForChanges=t}caretPositionChanged(t){}clipboardChanged(t){}contentChanged(t){if(this.waitingForChanges===true&&this.isContentChanged===false){this.isContentChanged=true}}styleChanged(t){}transformationReceived(t){}}class WI{constructor(t){this.editorAttributes={};if("editorAttributes"in t){this.editorAttributes=t.editorAttributes}else{throw new Error("ContentManager constructor error: editorAttributes property missed.")}this.customEditors=null;if("customEditors"in t){this.customEditors=t.customEditors}this.environment={};if("environment"in t){this.environment=t.environment}else{throw new Error("ContentManager constructor error: environment property missed")}this.language="";if("language"in t){this.language=t.language}else{throw new Error("ContentManager constructor error: language property missed")}this.editorListener=new HI;this.editor=null;this.ua=navigator.userAgent.toLowerCase();this.deviceProperties={};this.deviceProperties.isAndroid=this.ua.indexOf("android")>-1;this.deviceProperties.isIOS=this.ua.indexOf("ipad")>-1||this.ua.indexOf("iphone")>-1;this.toolbar=null;this.modalDialogInstance=null;this.listeners=new NI;this.mathML=null;this.isNewElement=true;this.integrationModel=null;this.isEditorLoaded=false}addListener(t){this.listeners.add(t)}setIntegrationModel(t){this.integrationModel=t}setModalDialogInstance(t){this.modalDialogInstance=t}insert(){this.updateTitle(this.modalDialogInstance);this.insertEditor(this.modalDialogInstance)}insertEditor(){if(window.com&&window.com.wiris&&window.com.wiris.jsEditor&&window.com.wiris.jsEditor.JsEditor&&window.com.wiris.jsEditor.JsEditor.newInstance){this.editor=window.com.wiris.jsEditor.JsEditor.newInstance(this.editorAttributes);this.editor.insertInto(this.modalDialogInstance.contentContainer);this.editor.focus();if(this.modalDialogInstance.rtl){this.editor.action("rtl")}if(this.editor.getEditorModel().isRTL()){this.editor.element.style.direction="rtl"}this.editor.getEditorModel().addEditorListener(this.editorListener);if(this.modalDialogInstance.deviceProperties.isIOS){setTimeout((function t(){this.modalDialogInstance.hideKeyboard()}),400);const t=document.getElementsByClassName("wrs_formulaDisplay")[0];jI.addEvent(t,"focus",this.modalDialogInstance.handleOpenedIosSoftkeyboard);jI.addEvent(t,"blur",this.modalDialogInstance.handleClosedIosSoftkeyboard)}this.listeners.fire("onLoad",{});this.isEditorLoaded=true}else{setTimeout(WI.prototype.insertEditor.bind(this),100)}}init(){const t=document.createElement("script");t.type="text/javascript";let e=SI.get("editorUrl");const i=document.createElement("a");i.href=e;if(window.location.href.indexOf("https://")===0){if(i.protocol==="http:"){i.protocol="https:"}}if(i.port==="80"||i.port==="443"){e=`${i.protocol}//${i.hostname}/${i.pathname}`}else{e=`${i.protocol}//${i.hostname}:${i.port}/${i.pathname}`}const n={};if("editor"in this.environment){n.editor=this.environment.editor}else{n.editor="unknown"}if("mode"in this.environment){n.mode=this.environment.mode}else{n.mode=SI.get("saveMode")}if("version"in this.environment){n.version=this.environment.version}else{n.version=SI.get("version")}t.src=`${e}?lang=${this.language}&stats-editor=${n.editor}&stats-mode=${n.mode}&stats-version=${n.version}`;document.getElementsByTagName("head")[0].appendChild(t)}setInitialContent(){if(!this.isNewElement){this.setMathML(this.mathML)}}setMathML(t,e){if(typeof e==="undefined"){e=false}this.editor.setMathMLWithCallback(t,()=>{this.editorListener.setWaitingForChanges(true)});setTimeout(()=>{this.editorListener.setIsContentChanged(false)},500);if(!e){this.onFocus()}}onFocus(){if(typeof this.editor!=="undefined"&&this.editor!=null){this.editor.focus()}}submitAction(){if(!this.editor.isFormulaEmpty()){let t=this.editor.getMathMLWithSemantics();if(this.customEditors.getActiveEditor()!==null){const{toolbar:e}=this.customEditors.getActiveEditor();t=PI.addCustomEditorClassAttribute(t,e)}else{Object.keys(this.customEditors.editors).forEach(e=>{t=PI.removeCustomEditorClassAttribute(t,e)})}const e=PI.mathMLEntities(t);this.integrationModel.updateFormula(e)}else{this.integrationModel.updateFormula(null)}this.customEditors.disable();this.integrationModel.notifyWindowClosed();this.setEmptyMathML();this.customEditors.disable()}setEmptyMathML(){if(this.deviceProperties.isAndroid||this.deviceProperties.isIOS){if(this.editor.getEditorModel().isRTL()){this.setMathML('<math dir="rtl"><semantics><annotation encoding="application/json">[]</annotation></semantics></math>',true)}else{this.setMathML('<math><semantics><annotation encoding="application/json">[]</annotation></semantics></math>',true)}}else if(this.editor.getEditorModel().isRTL()){this.setMathML('<math dir="rtl"/>',true)}else{this.setMathML("<math/>",true)}}onOpen(){if(this.isNewElement){this.setEmptyMathML()}else{this.setMathML(this.mathML)}this.updateToolbar();this.onFocus()}updateToolbar(){this.updateTitle(this.modalDialogInstance);const t=this.customEditors.getActiveEditor();if(t){const e=t.toolbar?t.toolbar:_wrs_int_wirisProperties.toolbar;if(this.toolbar==null||this.toolbar!==e){this.setToolbar(e)}}else{const t=this.getToolbar();if(this.toolbar==null||this.toolbar!==t){this.setToolbar(t);this.customEditors.disable()}}}updateTitle(){const t=this.customEditors.getActiveEditor();if(t){this.modalDialogInstance.setTitle(t.title)}else{this.modalDialogInstance.setTitle("MathType")}}getToolbar(){let t="general";if("toolbar"in this.editorAttributes){({toolbar:t}=this.editorAttributes)}if(t==="general"){t=typeof _wrs_int_wirisProperties==="undefined"||typeof _wrs_int_wirisProperties.toolbar==="undefined"?"general":_wrs_int_wirisProperties.toolbar}return t}setToolbar(t){this.toolbar=t;this.editor.setParams({toolbar:this.toolbar})}hasChanges(){return!this.editor.isFormulaEmpty()&&this.editorListener.getIsContentChanged()}onKeyDown(t){if(t.key!==undefined&&t.repeat===false){if(t.key==="Escape"||t.key==="Esc"){let e=document.getElementsByClassName("wrs_expandButton wrs_expandButtonFor3RowsLayout wrs_pressed");if(e.length===0){e=document.getElementsByClassName("wrs_expandButton wrs_expandButtonFor2RowsLayout wrs_pressed");if(e.length===0){e=document.getElementsByClassName("wrs_select wrs_pressed");if(e.length===0){this.modalDialogInstance.cancelAction();t.stopPropagation();t.preventDefault()}}}}else if(t.shiftKey&&t.key==="Tab"){if(document.activeElement===this.modalDialogInstance.submitButton){this.editor.focus();t.stopPropagation();t.preventDefault()}else{const e=document.querySelector('[title="Manual"]');if(document.activeElement===e){this.modalDialogInstance.cancelButton.focus();t.stopPropagation();t.preventDefault()}}}else if(t.key==="Tab"){if(document.activeElement===this.modalDialogInstance.cancelButton){const e=document.querySelector('[title="Manual"]');e.focus();t.stopPropagation();t.preventDefault()}else{const e=document.getElementsByClassName("wrs_formulaDisplay")[0];if(e.getAttribute("class")==="wrs_formulaDisplay wrs_focused"){this.modalDialogInstance.submitButton.focus();t.stopPropagation();t.preventDefault()}}}}}}class UI{constructor(){this.editors=[];this.activeEditor="default"}addEditor(t,e){const i={};i.name=e.name;i.toolbar=e.toolbar;i.icon=e.icon;i.confVariable=e.confVariable;i.title=e.title;i.tooltip=e.tooltip;this.editors[t]=i}enable(t){this.activeEditor=t}disable(){this.activeEditor="default"}getActiveEditor(){if(this.activeEditor!=="default"){return this.editors[this.activeEditor]}return null}}const qI={imageCustomEditorName:"data-custom-editor",imageClassName:"Wirisformula",CASClassName:"Wiriscas"};var $I=qI;class YI{constructor(){this.cancelled=false;this.defaultPrevented=false}cancel(){this.cancelled=true}preventDefault(){this.defaultPrevented=true}}class GI{constructor(t){this.overlayElement=t.overlayElement;this.callbacks=t.callbacks;this.overlayWrapper=this.overlayElement.appendChild(document.createElement("div"));this.overlayWrapper.setAttribute("class","wrs_popupmessage_overlay_envolture");this.message=this.overlayWrapper.appendChild(document.createElement("div"));this.message.id="wrs_popupmessage";this.message.setAttribute("class","wrs_popupmessage_panel");this.message.setAttribute("role","dialog");this.message.setAttribute("aria-describedby","description_txt");const e=document.createElement("p");const i=document.createTextNode(t.strings.message);e.appendChild(i);e.id="description_txt";this.message.appendChild(e);const n=this.overlayWrapper.appendChild(document.createElement("div"));n.setAttribute("class","wrs_popupmessage_overlay");n.addEventListener("click",this.cancelAction.bind(this));this.buttonArea=this.message.appendChild(document.createElement("div"));this.buttonArea.setAttribute("class","wrs_popupmessage_button_area");this.buttonArea.id="wrs_popup_button_area";const o={class:"wrs_button_accept",innerHTML:t.strings.submitString,id:"wrs_popup_accept_button"};this.closeButton=this.createButton(o,this.closeAction.bind(this));this.buttonArea.appendChild(this.closeButton);const r={class:"wrs_button_cancel",innerHTML:t.strings.cancelString,id:"wrs_popup_cancel_button"};this.cancelButton=this.createButton(r,this.cancelAction.bind(this));this.buttonArea.appendChild(this.cancelButton)}createButton(t,e){let i={};i=document.createElement("button");i.setAttribute("id",t.id);i.setAttribute("class",t.class);i.innerHTML=t.innerHTML;i.addEventListener("click",e);return 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u={};u.class="wrs_modal_overlay";u.id=this.getElementId(u.class);this.overlay=jI.createElement("div",u);u={};u.class="wrs_modal_title_bar";u.id=this.getElementId(u.class);this.titleBar=jI.createElement("div",u);u={};u.class="wrs_modal_title";u.id=this.getElementId(u.class);this.title=jI.createElement("div",u);this.title.innerHTML="";u={};u.class="wrs_modal_close_button";u.id=this.getElementId(u.class);u.title=RI.get("close");u.style={};this.closeDiv=jI.createElement("a",u);this.closeDiv.setAttribute("role","button");let h=`background-size: 10px; background-image: url(data:image/svg+xml;base64,${window.btoa(JI)})`;let f=`background-size: 10px; background-image: url(data:image/svg+xml;base64,${window.btoa(XI)})`;this.closeDiv.setAttribute("style",h);this.closeDiv.setAttribute("onmouseover",`this.style = "${f}";`);this.closeDiv.setAttribute("onmouseout",`this.style = "${h}";`);u={};u.class="wrs_modal_stack_button";u.id=this.getElementId(u.class);u.title=RI.get("exit_fullscreen");this.stackDiv=jI.createElement("a",u);this.stackDiv.setAttribute("role","button");h=`background-size: 10px; background-image: url(data:image/svg+xml;base64,${window.btoa(eN)})`;f=`background-size: 10px; background-image: url(data:image/svg+xml;base64,${window.btoa(iN)})`;this.stackDiv.setAttribute("style",h);this.stackDiv.setAttribute("onmouseover",`this.style = "${f}";`);this.stackDiv.setAttribute("onmouseout",`this.style = "${h}";`);u={};u.class="wrs_modal_maximize_button";u.id=this.getElementId(u.class);u.title=RI.get("fullscreen");this.maximizeDiv=jI.createElement("a",u);this.maximizeDiv.setAttribute("role","button");h=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(QI)})`;f=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(KI)})`;this.maximizeDiv.setAttribute("style",h);this.maximizeDiv.setAttribute("onmouseover",`this.style = "${f}";`);this.maximizeDiv.setAttribute("onmouseout",`this.style = "${h}";`);u={};u.class="wrs_modal_minimize_button";u.id=this.getElementId(u.class);u.title=RI.get("minimize");this.minimizeDiv=jI.createElement("a",u);this.minimizeDiv.setAttribute("role","button");h=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(ZI)})`;f=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(tN)})`;this.minimizeDiv.setAttribute("style",h);this.minimizeDiv.setAttribute("onmouseover",`this.style = "${f}";`);this.minimizeDiv.setAttribute("onmouseout",`this.style = "${h}";`);u={};u.class="wrs_modal_dialogContainer";u.id=this.getElementId(u.class);u.role="dialog";this.container=jI.createElement("div",u);this.container.setAttribute("aria-labeledby","wrs_modal_title[0]");u={};u.class="wrs_modal_wrapper";u.id=this.getElementId(u.class);this.wrapper=jI.createElement("div",u);u={};u.class="wrs_content_container";u.id=this.getElementId(u.class);this.contentContainer=jI.createElement("div",u);u={};u.class="wrs_modal_controls";u.id=this.getElementId(u.class);this.controls=jI.createElement("div",u);u={};u.class="wrs_modal_buttons_container";u.id=this.getElementId(u.class);this.buttonContainer=jI.createElement("div",u);this.submitButton=this.createSubmitButton({id:this.getElementId("wrs_modal_button_accept"),class:"wrs_modal_button_accept",innerHTML:RI.get("accept")},this.submitAction.bind(this));this.cancelButton=this.createSubmitButton({id:this.getElementId("wrs_modal_button_cancel"),class:"wrs_modal_button_cancel",innerHTML:RI.get("cancel")},this.cancelAction.bind(this));this.contentManager=null;const m={cancelString:RI.get("cancel"),submitString:RI.get("close"),message:RI.get("close_modal_warning")};const g={closeCallback:()=>{this.close()},cancelCallback:()=>{this.focus()}};const p={overlayElement:this.container,callbacks:g,strings:m};this.popup=new GI(p);this.rtl=false;if("rtl"in this.attributes){this.rtl=this.attributes.rtl}this.handleOpenedIosSoftkeyboard=this.handleOpenedIosSoftkeyboard.bind(this);this.handleClosedIosSoftkeyboard=this.handleClosedIosSoftkeyboard.bind(this)}setContentManager(t){this.contentManager=t}getContentManager(){return this.contentManager}submitAction(){if(typeof this.contentManager.submitAction!=="undefined"){this.contentManager.submitAction()}this.close()}cancelAction(){if(typeof this.contentManager.hasChanges==="undefined"){this.close()}else if(!this.contentManager.hasChanges()){this.close()}else{this.showPopUpMessage()}}createSubmitButton(t,e){class i{constructor(){this.element=document.createElement("button");this.element.id=t.id;this.element.className=t.class;this.element.innerHTML=t.innerHTML;jI.addEvent(this.element,"click",e)}getElement(){return this.element}}return new i(t,e).getElement()}create(){this.titleBar.appendChild(this.closeDiv);this.titleBar.appendChild(this.stackDiv);this.titleBar.appendChild(this.maximizeDiv);this.titleBar.appendChild(this.minimizeDiv);this.titleBar.appendChild(this.title);if(this.deviceProperties.isDesktop){this.container.appendChild(this.titleBar)}this.wrapper.appendChild(this.contentContainer);this.wrapper.appendChild(this.controls);this.controls.appendChild(this.buttonContainer);this.buttonContainer.appendChild(this.submitButton);this.buttonContainer.appendChild(this.cancelButton);this.container.appendChild(this.wrapper);this.recalculateScrollBar();document.body.appendChild(this.container);document.body.appendChild(this.overlay);if(this.deviceProperties.isDesktop){this.createModalWindowDesktop();this.createResizeButtons();this.addListeners();if(SI.get("modalWindowFullScreen")){this.maximize()}}else if(this.deviceProperties.isAndroid){this.createModalWindowAndroid()}else if(this.deviceProperties.isIOS&&!this.deviceProperties.isMobile){this.createModalWindowIos()}if(this.contentManager!=null){this.contentManager.insert(this)}this.properties.open=true;this.properties.created=true;if(this.isRTL()){this.container.style.right=`${window.innerWidth-this.scrollbarWidth-this.container.offsetWidth}px`;this.container.className+=" wrs_modal_rtl"}}createResizeButtons(){this.resizerBR=document.createElement("div");this.resizerBR.className="wrs_bottom_right_resizer";this.resizerBR.innerHTML="◢";this.resizerTL=document.createElement("div");this.resizerTL.className="wrs_bottom_left_resizer";this.container.appendChild(this.resizerBR);this.titleBar.appendChild(this.resizerTL);jI.addEvent(this.resizerBR,"mousedown",this.activateResizeStateBR.bind(this));jI.addEvent(this.resizerTL,"mousedown",this.activateResizeStateTL.bind(this))}activateResizeStateBR(t){this.initializeResizeProperties(t,false)}activateResizeStateTL(t){this.initializeResizeProperties(t,true)}initializeResizeProperties(t,e){jI.addClass(document.body,"wrs_noselect");jI.addClass(this.overlay,"wrs_overlay_active");this.resizeDataObject={x:this.eventClient(t).X,y:this.eventClient(t).Y};this.initialWidth=parseInt(this.container.style.width,10);this.initialHeight=parseInt(this.container.style.height,10);if(!e){this.initialRight=parseInt(this.container.style.right,10);this.initialBottom=parseInt(this.container.style.bottom,10)}else{this.leftScale=true}if(!this.initialRight){this.initialRight=0}if(!this.initialBottom){this.initialBottom=0}document.body.style["user-select"]="none"}open(){this.removeClass("wrs_closed");const{isIOS:t}=this.deviceProperties;const{isAndroid:e}=this.deviceProperties;const{isMobile:i}=this.deviceProperties;if(t||e||i){this.restoreWebsiteScale();this.lockWebsiteScroll();setTimeout(()=>{this.hideKeyboard()},400)}if(!this.properties.created){this.create()}else{if(!this.properties.open){this.properties.open=true;if(!this.deviceProperties.isAndroid&&!this.deviceProperties.isIOS){this.restoreState()}}if(this.deviceProperties.isDesktop&&SI.get("modalWindowFullScreen")){this.maximize()}if(this.deviceProperties.isIOS){this.iosSoftkeyboardOpened=false;this.setContainerHeight(`${100+this.iosMeasureUnit}`)}}if(this.contentManager.isEditorLoaded===false){const t=NI.newListener("onLoad",()=>{this.contentManager.onOpen(this)});this.contentManager.addListener(t)}else{this.contentManager.onOpen(this)}}close(){this.removeClass("wrs_maximized");this.removeClass("wrs_minimized");this.removeClass("wrs_stack");this.addClass("wrs_closed");this.saveModalProperties();this.unlockWebsiteScroll();this.properties.open=false}restoreWebsiteScale(){let t=document.querySelector("meta[name=viewport]");const e=["initial-scale=","minimum-scale=","maximum-scale="];const i=["1.0","1.0","1.0"];const n=(t,e)=>{const n=t.getAttribute("content");if(n){const o=n.split(",");let r="";const s=[];for(let t=0;t<o.length;t+=1){let i=false;let n=0;while(!i&&n<e.length){if(o[t].indexOf(e[n])){i=true}n+=1}if(!i){s.push(o[t])}}for(let t=0;t<e.length;t+=1){const n=e[t]+i[t];r+=t===0?n:`,${n}`}for(let t=0;t<s.length;t+=1){r+=`,${s[t]}`}t.setAttribute("content",r);t.setAttribute("content","");t.setAttribute("content",n)}else{t.setAttribute("content","initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0");t.removeAttribute("content")}};if(!t){t=document.createElement("meta");document.getElementsByTagName("head")[0].appendChild(t);n(t,e,i);t.remove()}else{n(t,e,i)}}lockWebsiteScroll(){this.websiteBeforeLockParameters={bodyStylePosition:document.body.style.position?document.body.style.position:"",bodyStyleOverflow:document.body.style.overflow?document.body.style.overflow:"",htmlStyleOverflow:document.documentElement.style.overflow?document.documentElement.style.overflow:"",windowScrollX:window.scrollX,windowScrollY:window.scrollY}}unlockWebsiteScroll(){if(this.websiteBeforeLockParameters){document.body.style.position=this.websiteBeforeLockParameters.bodyStylePosition;document.body.style.overflow=this.websiteBeforeLockParameters.bodyStyleOverflow;document.documentElement.style.overflow=this.websiteBeforeLockParameters.htmlStyleOverflow;const{windowScrollX:t}=this.websiteBeforeLockParameters;const{windowScrollY:e}=this.websiteBeforeLockParameters;window.scrollTo(t,e);this.websiteBeforeLockParameters=null}}isIE11(){if(navigator.userAgent.search("Msie/")>=0||navigator.userAgent.search("Trident/")>=0||navigator.userAgent.search("Edge/")>=0){return true}return false}isRTL(){if(this.attributes.language==="ar"||this.attributes.language==="he"){return true}return this.rtl}addClass(t){jI.addClass(this.overlay,t);jI.addClass(this.titleBar,t);jI.addClass(this.overlay,t);jI.addClass(this.container,t);jI.addClass(this.contentContainer,t);jI.addClass(this.stackDiv,t);jI.addClass(this.minimizeDiv,t);jI.addClass(this.maximizeDiv,t);jI.addClass(this.wrapper,t)}removeClass(t){jI.removeClass(this.overlay,t);jI.removeClass(this.titleBar,t);jI.removeClass(this.overlay,t);jI.removeClass(this.container,t);jI.removeClass(this.contentContainer,t);jI.removeClass(this.stackDiv,t);jI.removeClass(this.minimizeDiv,t);jI.removeClass(this.maximizeDiv,t);jI.removeClass(this.wrapper,t)}createModalWindowDesktop(){this.addClass("wrs_modal_desktop");this.stack()}createModalWindowAndroid(){this.addClass("wrs_modal_android");window.addEventListener("resize",this.orientationChangeAndroidSoftkeyboard.bind(this))}createModalWindowIos(){this.addClass("wrs_modal_ios");window.addEventListener("resize",this.orientationChangeIosSoftkeyboard.bind(this))}restoreState(){if(this.properties.state==="maximized"){this.maximize()}else if(this.properties.state==="minimized"){this.properties.state=this.properties.previousState;this.properties.previousState="";this.minimize()}else{this.stack()}}stack(){this.properties.previousState=this.properties.state;this.properties.state="stack";this.removeClass("wrs_maximized");this.minimizeDiv.title=RI.get("minimize");this.removeClass("wrs_minimized");this.addClass("wrs_stack");const t=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(ZI)})`;const e=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(tN)})`;this.minimizeDiv.setAttribute("style",t);this.minimizeDiv.setAttribute("onmouseover",`this.style = "${e}";`);this.minimizeDiv.setAttribute("onmouseout",`this.style = "${t}";`);this.restoreModalProperties();if(typeof this.resizerBR!=="undefined"&&typeof this.resizerTL!=="undefined"){this.setResizeButtonsVisibility()}this.recalculateScrollBar();this.recalculatePosition();this.recalculateScale();this.focus()}minimize(){this.saveModalProperties();this.title.style.cursor="pointer";if(this.properties.state==="minimized"&&this.properties.previousState==="stack"){this.stack()}else if(this.properties.state==="minimized"&&this.properties.previousState==="maximized"){this.maximize()}else{this.container.style.height="30px";this.container.style.width="250px";this.container.style.bottom="0px";this.container.style.right="10px";this.removeListeners();this.properties.previousState=this.properties.state;this.properties.state="minimized";this.setResizeButtonsVisibility();this.minimizeDiv.title=RI.get("maximize");if(jI.containsClass(this.overlay,"wrs_stack")){this.removeClass("wrs_stack")}else{this.removeClass("wrs_maximized")}this.addClass("wrs_minimized");const t=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(nN)})`;const e=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(oN)})`;this.minimizeDiv.setAttribute("style",t);this.minimizeDiv.setAttribute("onmouseover",`this.style = "${e}";`);this.minimizeDiv.setAttribute("onmouseout",`this.style = "${t}";`)}}maximize(){this.saveModalProperties();if(this.properties.state!=="maximized"){this.properties.previousState=this.properties.state;this.properties.state="maximized"}this.setResizeButtonsVisibility();if(jI.containsClass(this.overlay,"wrs_minimized")){this.minimizeDiv.title=RI.get("minimize");this.removeClass("wrs_minimized")}else if(jI.containsClass(this.overlay,"wrs_stack")){this.container.style.left=null;this.container.style.top=null;this.removeClass("wrs_stack")}this.addClass("wrs_maximized");const t=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(ZI)})`;const e=`background-size: 10px; background-repeat: no-repeat; background-image: url(data:image/svg+xml;base64,${window.btoa(tN)})`;this.minimizeDiv.setAttribute("style",t);this.minimizeDiv.setAttribute("onmouseover",`this.style = "${e}";`);this.minimizeDiv.setAttribute("onmouseout",`this.style = "${t}";`);this.setSize(parseInt(window.innerHeight*.8,10),parseInt(window.innerWidth*.8,10));if(this.container.clientHeight>700){this.container.style.height="700px"}if(this.container.clientWidth>1200){this.container.style.width="1200px"}const{innerHeight:i}=window;const{innerWidth:n}=window;const{offsetHeight:o}=this.container;const{offsetWidth:r}=this.container;const s=i/2-o/2;const a=n/2-r/2;this.setPosition(s,a);this.recalculateScale();this.recalculatePosition();this.recalculateSize();this.focus()}reExpand(){if(this.properties.state==="minimized"){if(this.properties.previousState==="maximized"){this.maximize()}else{this.stack()}this.title.style.cursor=""}}setSize(t,e){this.container.style.height=`${t}px`;this.container.style.width=`${e}px`;this.recalculateSize()}setPosition(t,e){this.container.style.bottom=`${t}px`;this.container.style.right=`${e}px`}saveModalProperties(){if(this.properties.state==="stack"){this.properties.position.bottom=parseInt(this.container.style.bottom,10);this.properties.position.right=parseInt(this.container.style.right,10);this.properties.size.width=parseInt(this.container.style.width,10);this.properties.size.height=parseInt(this.container.style.height,10)}}restoreModalProperties(){if(this.properties.state==="stack"){this.setPosition(this.properties.position.bottom,this.properties.position.right);this.setSize(this.properties.size.height,this.properties.size.width)}}recalculateSize(){this.wrapper.style.width=`${this.container.clientWidth-12}px`;this.wrapper.style.height=`${this.container.clientHeight-38}px`;this.contentContainer.style.height=`${parseInt(this.wrapper.offsetHeight-50,10)}px`}setResizeButtonsVisibility(){if(this.properties.state==="stack"){this.resizerTL.style.visibility="visible";this.resizerBR.style.visibility="visible"}else{this.resizerTL.style.visibility="hidden";this.resizerBR.style.visibility="hidden"}}addListeners(){this.maximizeDiv.addEventListener("click",this.maximize.bind(this),true);this.stackDiv.addEventListener("click",this.stack.bind(this),true);this.minimizeDiv.addEventListener("click",this.minimize.bind(this),true);this.closeDiv.addEventListener("click",this.cancelAction.bind(this));this.title.addEventListener("click",this.reExpand.bind(this));this.overlay.addEventListener("click",this.cancelAction.bind(this));jI.addEvent(window,"mousedown",this.startDrag.bind(this));jI.addEvent(window,"mouseup",this.stopDrag.bind(this));jI.addEvent(window,"mousemove",this.drag.bind(this));jI.addEvent(window,"resize",this.onWindowResize.bind(this));jI.addEvent(this.container,"keydown",this.onKeyDown.bind(this))}removeListeners(){jI.removeEvent(window,"mousedown",this.startDrag);jI.removeEvent(window,"mouseup",this.stopDrag);jI.removeEvent(window,"mousemove",this.drag);jI.removeEvent(window,"resize",this.onWindowResize);jI.removeEvent(this.container,"keydown",this.onKeyDown)}eventClient(t){if(typeof t.clientX==="undefined"&&t.changedTouches){const e={X:t.changedTouches[0].clientX,Y:t.changedTouches[0].clientY};return e}const e={X:t.clientX,Y:t.clientY};return e}startDrag(t){if(this.properties.state==="minimized"){return}if(t.target===this.title){if(typeof this.dragDataObject==="undefined"||this.dragDataObject===null){this.dragDataObject={x:this.eventClient(t).X,y:this.eventClient(t).Y};this.lastDrag={x:"0px",y:"0px"};if(this.container.style.right===""){this.container.style.right="0px"}if(this.container.style.bottom===""){this.container.style.bottom="0px"}if(this.isIE11()){}jI.addClass(document.body,"wrs_noselect");jI.addClass(this.overlay,"wrs_overlay_active");this.limitWindow=this.getLimitWindow()}}}drag(t){if(this.dragDataObject){t.preventDefault();let e=Math.min(this.eventClient(t).Y,this.limitWindow.minPointer.y);e=Math.max(this.limitWindow.maxPointer.y,e);let i=Math.min(this.eventClient(t).X,this.limitWindow.minPointer.x);i=Math.max(this.limitWindow.maxPointer.x,i);const n=`${i-this.dragDataObject.x}px`;const o=`${e-this.dragDataObject.y}px`;this.lastDrag={x:n,y:o};this.container.style.transform=`translate3d(${n},${o},0)`}if(this.resizeDataObject){const{innerWidth:e}=window;const{innerHeight:i}=window;let n=Math.min(this.eventClient(t).X,e-this.scrollbarWidth-7);let o=Math.min(this.eventClient(t).Y,i-7);if(n<0){n=0}if(o<0){o=0}let r;if(this.leftScale){r=-1}else{r=1}this.container.style.width=`${this.initialWidth+r*(n-this.resizeDataObject.x)}px`;this.container.style.height=`${this.initialHeight+r*(o-this.resizeDataObject.y)}px`;if(!this.leftScale){if(this.resizeDataObject.x-n-this.initialWidth<-580){this.container.style.right=`${this.initialRight-(n-this.resizeDataObject.x)}px`}else{this.container.style.right=`${this.initialRight+this.initialWidth-580}px`;this.container.style.width="580px"}if(this.resizeDataObject.y-o<this.initialHeight-338){this.container.style.bottom=`${this.initialBottom-(o-this.resizeDataObject.y)}px`}else{this.container.style.bottom=`${this.initialBottom+this.initialHeight-338}px`;this.container.style.height="338px"}}this.recalculateScale();this.recalculatePosition()}}getLimitWindow(){const t=window.innerWidth;const e=window.innerHeight;const{offsetHeight:i}=this.container;const n=parseInt(this.container.style.bottom,10);const o=parseInt(this.container.style.right,10);const{pageXOffset:r}=window;const s=this.dragDataObject.y;const a=this.dragDataObject.x;const c=i+n-(e-(s-r));const l=t-this.scrollbarWidth-(a-r)-o;const d=e-this.container.offsetHeight+c;const u=this.title.offsetHeight-(this.title.offsetHeight-c);const h=t-l-this.scrollbarWidth;const f=this.container.offsetWidth-l;const m={x:h,y:d};const g={x:f,y:u};return{minPointer:m,maxPointer:g}}getScrollBarWidth(){const t=document.createElement("p");t.style.width="100%";t.style.height="200px";const e=document.createElement("div");e.style.position="absolute";e.style.top="0px";e.style.left="0px";e.style.visibility="hidden";e.style.width="200px";e.style.height="150px";e.style.overflow="hidden";e.appendChild(t);document.body.appendChild(e);const i=t.offsetWidth;e.style.overflow="scroll";let n=t.offsetWidth;if(i===n){n=e.clientWidth}document.body.removeChild(e);return i-n}stopDrag(){if(this.dragDataObject||this.resizeDataObject){this.container.style.transform="";if(this.dragDataObject){this.container.style.right=`${parseInt(this.container.style.right,10)-parseInt(this.lastDrag.x,10)}px`;this.container.style.bottom=`${parseInt(this.container.style.bottom,10)-parseInt(this.lastDrag.y,10)}px`}this.focus();document.body.style["user-select"]="";if(this.isIE11()){}jI.removeClass(document.body,"wrs_noselect");jI.removeClass(this.overlay,"wrs_overlay_active")}this.dragDataObject=null;this.resizeDataObject=null;this.initialWidth=null;this.leftScale=null}onWindowResize(){this.recalculateScrollBar();this.recalculatePosition();this.recalculateScale()}onKeyDown(t){if(t.key!==undefined){if(this.popup.overlayWrapper.style.display!=="block"){if(t.key==="Escape"||t.key==="Esc"){if(this.properties.open){this.contentManager.onKeyDown(t)}}else if(t.shiftKey&&t.key==="Tab"){if(document.activeElement===this.cancelButton){this.submitButton.focus();t.stopPropagation();t.preventDefault()}else{this.contentManager.onKeyDown(t)}}else if(t.key==="Tab"){if(document.activeElement===this.submitButton){this.cancelButton.focus();t.stopPropagation();t.preventDefault()}else{this.contentManager.onKeyDown(t)}}}else{this.popup.onKeyDown(t)}}}recalculatePosition(){this.container.style.right=`${Math.min(parseInt(this.container.style.right,10),window.innerWidth-this.scrollbarWidth-this.container.offsetWidth)}px`;if(parseInt(this.container.style.right,10)<0){this.container.style.right="0px"}this.container.style.bottom=`${Math.min(parseInt(this.container.style.bottom,10),window.innerHeight-this.container.offsetHeight)}px`;if(parseInt(this.container.style.bottom,10)<0){this.container.style.bottom="0px"}}recalculateScale(){let t=false;if(parseInt(this.container.style.width,10)>580){this.container.style.width=`${Math.min(parseInt(this.container.style.width,10),window.innerWidth-this.scrollbarWidth)}px`;t=true}else{this.container.style.width="580px";t=true}if(parseInt(this.container.style.height,10)>338){this.container.style.height=`${Math.min(parseInt(this.container.style.height,10),window.innerHeight)}px`;t=true}else{this.container.style.height="338px";t=true}if(t){this.recalculateSize()}}recalculateScrollBar(){this.hasScrollBar=window.innerWidth>document.documentElement.clientWidth;if(this.hasScrollBar){this.scrollbarWidth=this.getScrollBarWidth()}else{this.scrollbarWidth=0}}hideKeyboard(){const t=document.createElement("input");this.container.appendChild(t);t.focus();t.blur();t.remove()}focus(){if(this.contentManager!=null&&typeof this.contentManager.onFocus!=="undefined"){this.contentManager.onFocus()}}portraitMode(){return window.innerHeight>window.innerWidth}handleOpenedIosSoftkeyboard(){if(!this.iosSoftkeyboardOpened&&this.iosDivHeight!=null&&this.iosDivHeight===`100${this.iosMeasureUnit}`){if(this.portraitMode()){this.setContainerHeight(`63${this.iosMeasureUnit}`)}else{this.setContainerHeight(`40${this.iosMeasureUnit}`)}}this.iosSoftkeyboardOpened=true}handleClosedIosSoftkeyboard(){this.iosSoftkeyboardOpened=false;this.setContainerHeight(`100${this.iosMeasureUnit}`)}orientationChangeIosSoftkeyboard(){if(this.iosSoftkeyboardOpened){if(this.portraitMode()){this.setContainerHeight(`63${this.iosMeasureUnit}`)}else{this.setContainerHeight(`40${this.iosMeasureUnit}`)}}else{this.setContainerHeight(`100${this.iosMeasureUnit}`)}}orientationChangeAndroidSoftkeyboard(){this.setContainerHeight("100%")}setContainerHeight(t){this.iosDivHeight=t;this.wrapper.style.height=t}showPopUpMessage(){if(this.properties.state==="minimized"){this.stack()}this.popup.show()}setTitle(t){this.title.innerHTML=t}getElementId(t){return`${t}[${this.instanceId}]`}}var sN;var aN=sN;
/*! http://mths.be/codepointat v0.1.0 by @mathias */if(!String.prototype.codePointAt){(function(){"use strict";var t=function(t){if(this==null){throw TypeError()}var e=String(this);var i=e.length;var n=t?Number(t):0;if(n!=n){n=0}if(n<0||n>=i){return undefined}var o=e.charCodeAt(n);var r;if(o>=55296&&o<=56319&&i>n+1){r=e.charCodeAt(n+1);if(r>=56320&&r<=57343){return(o-55296)*1024+r-56320+65536}}return o};if(Object.defineProperty){Object.defineProperty(String.prototype,"codePointAt",{value:t,configurable:true,writable:true})}else{String.prototype.codePointAt=t}})()}if(typeof Object.assign!="function"){Object.defineProperty(Object,"assign",{value:function t(e,i){"use strict";if(e==null){throw new TypeError("Cannot convert undefined or null to object")}var n=Object(e);for(var o=1;o<arguments.length;o++){var r=arguments[o];if(r!=null){for(var s in r){if(Object.prototype.hasOwnProperty.call(r,s)){n[s]=r[s]}}}}return n},writable:true,configurable:true})}var cN=i(116);class lN{constructor(t){this.language="en";this.editMode="images";this.modalDialog=null;this.customEditors=new UI;const e={name:"Chemistry",toolbar:"chemistry",icon:"chem.png",confVariable:"chemEnabled",title:"ChemType",tooltip:"Insert a chemistry formula - ChemType"};this.customEditors.addEditor("chemistry",e);this.environment={};this.editionProperties={};this.editionProperties.isNewElement=true;this.editionProperties.temporalImage=null;this.editionProperties.latexRange=null;this.editionProperties.range=null;this.integrationModel=null;this.contentManager=null;this.browser=(()=>{const t=navigator.userAgent;let e="none";if(t.search("Edge/")>=0){e="EDGE"}else if(t.search("Chrome/")>=0){e="CHROME"}else if(t.search("Trident/")>=0){e="IE"}else if(t.search("Firefox/")>=0){e="FIREFOX"}else if(t.search("Safari/")>=0){e="SAFARI"}return e})();this.listeners=new NI;this.serviceProviderProperties={};if("serviceProviderProperties"in t){this.serviceProviderProperties=t.serviceProviderProperties}else{throw new Error("serviceProviderProperties property missing.")}}static get globalListeners(){return lN._globalListeners}static set globalListeners(t){lN._globalListeners=t}static get initialized(){return lN._initialized}static set initialized(t){lN._initialized=t}setIntegrationModel(t){this.integrationModel=t}setEnvironment(t){if("editor"in t){this.environment.editor=t.editor}if("mode"in t){this.environment.mode=t.mode}if("version"in t){this.environment.version=t.version}}getModalDialog(){return this.modalDialog}init(){if(!lN.initialized){const t=NI.newListener("onInit",()=>{const t=OI.getService("configurationjs","","get");const e=JSON.parse(t);SI.addConfiguration(e);SI.addConfiguration($I);RI.language=this.language;this.listeners.fire("onLoad",{})});OI.addListener(t);OI.init(this.serviceProviderProperties);lN.initialized=true}else{this.listeners.fire("onLoad",{})}}addListener(t){this.listeners.add(t)}static addGlobalListener(t){lN.globalListeners.add(t)}beforeUpdateFormula(t,e){const i=new YI;i.mathml=t;i.wirisProperties={};if(e!=null){Object.keys(e).forEach(t=>{i.wirisProperties[t]=e[t]})}i.language=this.language;i.editMode=this.editMode;if(this.listeners.fire("onBeforeFormulaInsertion",i)){return{}}if(lN.globalListeners.fire("onBeforeFormulaInsertion",i)){return{}}return{mathml:i.mathml,wirisProperties:i.wirisProperties}}insertFormula(t,e,i,n){const o={};if(!i){this.insertElementOnSelection(null,t,e)}else if(this.editMode==="latex"){o.latex=LI.getLatexFromMathML(i);if(!!this.integrationModel.fillNonLatexNode&&!o.latex){const n=new YI;n.editMode=this.editMode;n.windowTarget=e;n.focusElement=t;n.latex=o.latex;this.integrationModel.fillNonLatexNode(n,e,i)}else{o.node=e.document.createTextNode(`$$${o.latex}$$`)}this.insertElementOnSelection(o.node,t,e)}else{o.node=FI.mathmlToImgObject(e.document,i,n,this.language);this.insertElementOnSelection(o.node,t,e)}return o}afterUpdateFormula(t,e,i,n){const o=new YI;o.editMode=this.editMode;o.windowTarget=e;o.focusElement=t;o.node=i;o.latex=n;if(this.listeners.fire("onAfterFormulaInsertion",o)){return{}}if(lN.globalListeners.fire("onAfterFormulaInsertion",o)){return{}}return{}}placeCaretAfterNode(t){this.integrationModel.getSelection();const e=t.ownerDocument;if(typeof e.getSelection!=="undefined"&&!!t.parentElement){const i=e.createRange();i.setStartAfter(t);i.collapse(true);const n=e.getSelection();n.removeAllRanges();n.addRange(i);e.body.focus()}}insertElementOnSelection(t,e,i){if(this.editionProperties.isNewElement){if(t){if(e.type==="textarea"){jI.updateTextArea(e,t.textContent)}else if(document.selection&&document.getSelection===0){let e=i.document.selection.createRange();i.document.execCommand("InsertImage",false,t.src);if(!("parentElement"in e)){i.document.execCommand("delete",false);e=i.document.selection.createRange();i.document.execCommand("InsertImage",false,t.src)}if("parentElement"in e){const i=e.parentElement();if(i.nodeName.toUpperCase()==="IMG"){i.parentNode.replaceChild(t,i)}else{e.pasteHTML(jI.createObjectCode(t))}}}else{const e=this.integrationModel.getSelection();let i=null;if(this.editionProperties.range){({range:i}=this.editionProperties);this.editionProperties.range=null}else{i=e.getRangeAt(0)}i.deleteContents();let n=i.startContainer;const o=i.startOffset;if(n.nodeType===3){n=n.splitText(o);n.parentNode.insertBefore(t,n)}else if(n.nodeType===1){n.insertBefore(t,n.childNodes[o])}this.placeCaretAfterNode(t)}}else if(e.type==="textarea"){e.focus()}else{const t=this.integrationModel.getSelection();t.removeAllRanges();if(this.editionProperties.range){const{range:e}=this.editionProperties;this.editionProperties.range=null;t.addRange(e)}}}else if(this.editionProperties.latexRange){if(document.selection&&document.getSelection===0){this.editionProperties.isNewElement=true;this.editionProperties.latexRange.select();this.insertElementOnSelection(t,e,i)}else{this.editionProperties.latexRange.deleteContents();this.editionProperties.latexRange.insertNode(t);this.placeCaretAfterNode(t)}}else if(e.type==="textarea"){let i;if(typeof this.integrationModel.getSelectedItem!=="undefined"){i=this.integrationModel.getSelectedItem(e,false)}else{i=jI.getSelectedItemOnTextarea(e)}jI.updateExistingTextOnTextarea(e,t.textContent,i.startPosition,i.endPosition)}else{if(t&&t.nodeName.toLowerCase()==="img"){DI.removeImgDataAttributes(this.editionProperties.temporalImage);DI.clone(t,this.editionProperties.temporalImage)}else{this.editionProperties.temporalImage.remove()}this.placeCaretAfterNode(this.editionProperties.temporalImage)}}openModalDialog(t,e){this.editMode="images";try{if(e){t.contentWindow.focus();const e=t.contentWindow.getSelection();this.editionProperties.range=e.getRangeAt(0)}else{t.focus();const e=getSelection();this.editionProperties.range=e.getRangeAt(0)}}catch(t){this.editionProperties.range=null}if(e===undefined){e=true}this.editionProperties.latexRange=null;if(t){let i;if(typeof this.integrationModel.getSelectedItem!=="undefined"){i=this.integrationModel.getSelectedItem(t,e)}else{i=jI.getSelectedItem(t,e)}if(i){if(!i.caretPosition&&jI.containsClass(i.node,SI.get("imageClassName"))){this.editionProperties.temporalImage=i.node;this.editionProperties.isNewElement=false}else if(i.node.nodeType===3){if(this.integrationModel.getMathmlFromTextNode){const t=this.integrationModel.getMathmlFromTextNode(i.node,i.caretPosition);if(t){this.editMode="latex";this.editionProperties.isNewElement=false;this.editionProperties.temporalImage=document.createElement("img");this.editionProperties.temporalImage.setAttribute(SI.get("imageMathmlAttribute"),PI.safeXmlEncode(t))}}else{const n=LI.getLatexFromTextNode(i.node,i.caretPosition);if(n){const i=LI.getMathMLFromLatex(n.latex);this.editMode="latex";this.editionProperties.isNewElement=false;this.editionProperties.temporalImage=document.createElement("img");this.editionProperties.temporalImage.setAttribute(SI.get("imageMathmlAttribute"),PI.safeXmlEncode(i));const o=e?t.contentWindow:window;if(t.tagName.toLowerCase()!=="textarea"){if(document.selection){let t=0;let e=n.startNode.previousSibling;while(e){t+=jI.getNodeLength(e);e=e.previousSibling}this.editionProperties.latexRange=o.document.selection.createRange();this.editionProperties.latexRange.moveToElementText(n.startNode.parentNode);this.editionProperties.latexRange.move("character",t+n.startPosition);this.editionProperties.latexRange.moveEnd("character",n.latex.length+4)}else{this.editionProperties.latexRange=o.document.createRange();this.editionProperties.latexRange.setStart(n.startNode,n.startPosition);this.editionProperties.latexRange.setEnd(n.endNode,n.endPosition)}}}}}}else if(t.tagName.toLowerCase()==="textarea"){this.editMode="latex"}}const i=SI.get("editorAttributes").split(", ");const n={};for(let t=0,e=i.length;t<e;t+=1){const e=i[t].split("=");const o=e[0];const r=e[1];n[o]=r}const o={};const r=SI.get("editorParameters");const s=this.integrationModel.editorParameters;Object.assign(o,n,r);Object.assign(o,n,s);o.language=this.language;o.rtl=this.integrationModel.rtl;const a={};a.editorAttributes=o;a.language=this.language;a.customEditors=this.customEditors;a.environment=this.environment;if(this.modalDialog==null){this.modalDialog=new rN(o);this.contentManager=new WI(a);const t=NI.newListener("onLoad",()=>{this.contentManager.isNewElement=this.editionProperties.isNewElement;if(this.editionProperties.temporalImage!=null){const t=PI.safeXmlDecode(this.editionProperties.temporalImage.getAttribute(SI.get("imageMathmlAttribute")));this.contentManager.mathML=t}});this.contentManager.addListener(t);this.contentManager.init();this.modalDialog.setContentManager(this.contentManager);this.contentManager.setModalDialogInstance(this.modalDialog)}else{this.contentManager.isNewElement=this.editionProperties.isNewElement;if(this.editionProperties.temporalImage!=null){const t=PI.safeXmlDecode(this.editionProperties.temporalImage.getAttribute(SI.get("imageMathmlAttribute")));this.contentManager.mathML=t}}this.contentManager.setIntegrationModel(this.integrationModel);this.modalDialog.open()}getCustomEditors(){return this.customEditors}}lN._globalListeners=new NI;lN._initialized=false;class dN{constructor(t){this.language="en";this.serviceProviderProperties={};if("serviceProviderProperties"in t){this.serviceProviderProperties=t.serviceProviderProperties}this.configurationService="";if("configurationService"in t){this.serviceProviderProperties.URI=t.configurationService;console.warn("Deprecated property configurationService. Use serviceParameters on instead.",[t.configurationService])}this.version="version"in t?t.version:"";this.target=null;if("target"in t){this.target=t.target}else{throw new Error("IntegrationModel constructor error: target property missed.")}if("scriptName"in t){this.scriptName=t.scriptName}this.callbackMethodArguments={};if("callbackMethodArguments"in t){this.callbackMethodArguments=t.callbackMethodArguments}this.environment={};if("environment"in t){this.environment=t.environment}this.isIframe=false;if(this.target!=null){this.isIframe=this.target.tagName.toUpperCase()==="IFRAME"}this.editorObject=null;if("editorObject"in t){this.editorObject=t.editorObject}this.rtl=false;if("rtl"in t){this.rtl=t.rtl}this.managesLanguage=false;if("managesLanguage"in t){this.managesLanguage=t.managesLanguage}this.temporalImageResizing=false;this.core=null;this.listeners=new NI;if("integrationParameters"in t){dN.integrationParameters.forEach(e=>{if(e in t.integrationParameters){const i=t.integrationParameters[e];if(Object.keys(i).length!==0){this[e]=i}}})}}init(){this.language=this.getLanguage();const t=NI.newListener("onLoad",()=>{this.callbackFunction(this.callbackMethodArguments)});if(this.serviceProviderProperties.URI.indexOf("configuration")!==-1){const t=this.serviceProviderProperties.URI;const e=OI.getServerLanguageFromService(t);this.serviceProviderProperties.server=e;const i=this.serviceProviderProperties.URI.indexOf("configuration");const n=this.serviceProviderProperties.URI.substring(0,i);this.serviceProviderProperties.URI=n}let e=this.serviceProviderProperties.URI;e=e.indexOf("/")===0||e.indexOf("http")===0?e:jI.concatenateUrl(this.getPath(),e);this.serviceProviderProperties.URI=e;const i={};i.serviceProviderProperties=this.serviceProviderProperties;this.setCore(new lN(i));this.core.addListener(t);this.core.language=this.language;this.core.init();this.core.setEnvironment(this.environment)}getPath(){if(typeof this.scriptName==="undefined"){throw new Error("scriptName property needed for getPath.")}const t=document.getElementsByTagName("script");let e="";for(let i=0;i<t.length;i+=1){const n=t[i].src.lastIndexOf(this.scriptName);if(n>=0){e=t[i].src.substr(0,n-1)}}return e}setLanguage(t){this.language=t}setCore(t){this.core=t;t.setIntegrationModel(this)}getCore(){return this.core}setTarget(t){this.target=t;this.isIframe=this.target.tagName.toUpperCase()==="IFRAME"}setEditorObject(t){this.editorObject=t}openNewFormulaEditor(){this.core.editionProperties.isNewElement=true;this.core.openModalDialog(this.target,this.isIframe)}openExistingFormulaEditor(){this.core.editionProperties.isNewElement=false;this.core.openModalDialog(this.target,this.isIframe)}updateFormula(t){if(this.editorParameters){t=com.wiris.editor.util.EditorUtils.addAnnotation(t,"application/vnd.wiris.mtweb-params+json",JSON.stringify(this.editorParameters))}let e;let i;const n=null;if(this.isIframe){e=this.target.contentWindow;i=this.target.contentWindow}else{e=this.target;i=window}let o=this.core.beforeUpdateFormula(t,n);if(!o){return""}o=this.insertFormula(e,i,o.mathml,o.wirisProperties);if(!o){return""}return this.core.afterUpdateFormula(o.focusElement,o.windowTarget,o.node,o.latex)}insertFormula(t,e,i,n){return this.core.insertFormula(t,e,i,n)}getSelection(){if(this.isIframe){this.target.contentWindow.focus();return this.target.contentWindow.getSelection()}this.target.focus();return window.getSelection()}addEvents(){const t=this.isIframe?this.target.contentWindow.document:this.target;jI.addElementEvents(t,(t,e)=>{this.doubleClickHandler(t,e)},(t,e)=>{this.mousedownHandler(t,e)},(t,e)=>{this.mouseupHandler(t,e)})}doubleClickHandler(t){if(t.nodeName.toLowerCase()==="img"){this.core.getCustomEditors().disable();const e=SI.get("imageCustomEditorName");if(t.hasAttribute(e)){const i=t.getAttribute(e);this.core.getCustomEditors().enable(i)}if(jI.containsClass(t,SI.get("imageClassName"))){this.core.editionProperties.temporalImage=t;this.core.editionProperties.isNewElement=true;this.openExistingFormulaEditor()}}}mouseupHandler(){if(this.temporalImageResizing){setTimeout(()=>{DI.fixAfterResize(this.temporalImageResizing)},10)}}mousedownHandler(t){if(t.nodeName.toLowerCase()==="img"){if(jI.containsClass(t,SI.get("imageClassName"))){this.temporalImageResizing=t}}}getLanguage(){return this.getBrowserLanguage()}getBrowserLanguage(){let t="en";if(navigator.userLanguage){t=navigator.userLanguage.substring(0,2)}else if(navigator.language){t=navigator.language.substring(0,2)}else{t="en"}return t}callbackFunction(){const t=NI.newListener("onTargetReady",()=>{this.addEvents(this.target)});this.listeners.add(t)}notifyWindowClosed(){}getMathmlFromTextNode(t,e){}fillNonLatexNode(t,e,i){}getSelectedItem(t,e){}}dN.prototype.getMathmlFromTextNode=undefined;dN.prototype.fillNonLatexNode=undefined;dN.prototype.getSelectedItem=undefined;dN.integrationParameters=["serviceProviderProperties","editorParameters"];class uN extends dN{constructor(t){const e=t.editorObject;if(typeof e.config!="undefined"&&typeof e.config.get("mathTypeParameters")!="undefined"){t.integrationParameters=e.config.get("mathTypeParameters")}super(t);this.integrationFolderName="ckeditor_wiris"}getLanguage(){return this.editorObject.config.get("language")}addEditorListeners(){const t=this.editorObject;if(typeof t.config.wirislistenersdisabled=="undefined"||!t.config.wirislistenersdisabled){this.checkElement()}}checkElement(){const t=this.editorObject;const e=t.sourceElement;if(!e.wirisActive){this.setTarget(e);this.addEvents();e.wirisActive=true}}doubleClickHandler(t,e){if(t.nodeName.toLowerCase()=="img"){if(jI.containsClass(t,SI.get("imageClassName"))){if(typeof e.stopPropagation!="undefined"){e.stopPropagation()}else{e.returnValue=false}this.core.getCustomEditors().disable();const i=t.getAttribute(SI.get("imageCustomEditorName"));if(i){this.core.getCustomEditors().enable(i)}this.core.editionProperties.temporalImage=t;this.openExistingFormulaEditor()}}}getCorePath(){return null}callbackFunction(){super.callbackFunction();this.addEditorListeners()}openNewFormulaEditor(){this.core.editionProperties.selection=this.editorObject.editing.view.document.selection;return super.openNewFormulaEditor()}insertMathml(t){return this.editorObject.model.change(e=>{const i=this.getCore();const n=e.createElement("mathml",{formula:t});if(i.editionProperties.isNewElement){if(!t)return;let i=this.core.editionProperties.selection||this.editorObject.editing.view.document.selection;let o=this.editorObject.editing.mapper.toModelPosition(i.getLastPosition());e.insert(n,o);if(!i.isCollapsed){for(const t of i.getRanges()){e.remove(this.editorObject.editing.mapper.toModelRange(t))}}}else{const o=i.editionProperties.temporalImage;const r=this.editorObject.editing.view.domConverter.domToView(o).parent;const s=this.editorObject.editing.mapper.toModelElement(r);const a=this.editorObject.model.createPositionBefore(s);if(t){e.insert(n,a)}e.remove(s)}return n})}findText(t){let e=t;let i;while(!i){i=this.editorObject.editing.mapper.toModelElement(this.editorObject.editing.view.domConverter.domToView(e));e=e.parentElement}const n=this.editorObject.model.createRangeIn(i);const o=Array.from(n.getItems());for(const e of o){if(e.is("textProxy")&&e.data==t.data.replace(String.fromCharCode(160)," ")){return e.textNode}}}insertFormula(t,e,i,n){let o={};if(!i){this.insertMathml("")}else if(this.core.editMode=="latex"){o.latex=LI.getLatexFromMathML(i);o.node=e.document.createTextNode("$$"+o.latex+"$$");this.editorObject.model.change(t=>{const e=this.core.editionProperties.latexRange;const i=this.findText(e.startContainer);const n=this.findText(e.endContainer);const r=t.createPositionAt(i.parent,i.startOffset+e.startOffset);const s=t.createPositionAt(n.parent,n.startOffset+e.endOffset);const a=t.createRange(r,s);t.remove(a);t.insertText("$$"+o.latex+"$$",i.getAttributes(),r)})}else{o.node=this.editorObject.editing.view.domConverter.viewToDom(this.editorObject.editing.mapper.toViewElement(this.insertMathml(i)),e.document)}return o}notifyWindowClosed(){this.editorObject.editing.view.focus()}}class hN extends Rw{constructor(t){super(t)}execute(t={}){if(!t.hasOwnProperty("integration")||!(t.integration instanceof uN)){throw'Must pass a valid CKEditor5Integration instance as attribute "integration" of options'}this.integration=t.integration;this.setEditor();this.openEditor()}setEditor(){this.integration.core.getCustomEditors().disable()}openEditor(){const t=this._getSelectedImage();if(typeof t!=="undefined"&&t!==null&&t.classList.contains(WirisPlugin.Configuration.get("imageClassName"))){this.integration.core.editionProperties.temporalImage=t;this.integration.openExistingFormulaEditor()}else{this.integration.openNewFormulaEditor()}}_getSelectedImage(){const t=this.editor.editing.view.document.selection;if(t.isCollapsed||t.rangeCount!==1){return}const e=t.getFirstRange();let i;for(const t of e){if(t.item.name!=="span"){return}i=t.item.getChild(0);break}if(!i){return}return this.editor.editing.view.domConverter.mapViewToDom(i)}}class fN extends hN{setEditor(){this.integration.core.getCustomEditors().enable("chemistry")}}var mN='<?xml version="1.0" encoding="utf-8"?>\n\x3c!-- Generator: Adobe Illustrator 22.0.1, SVG Export Plug-In . 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SVG Version: 6.00 Build 0)  --\x3e\n<svg version="1.1" id="Layer_1" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"\n\t viewBox="0 0 40.3 49.5" style="enable-background:new 0 0 40.3 49.5;" xml:space="preserve">\n<style type="text/css">\n\t.st0{fill:#A4CF61;}\n</style>\n<path class="st0" d="M39.2,12.1c0-1.9-1.1-3.6-2.7-4.4L24.5,0.9l0,0c-0.7-0.4-1.5-0.6-2.4-0.6c-0.9,0-1.7,0.2-2.4,0.6l0,0L2.3,10.8\n\tl0,0C0.9,11.7,0,13.2,0,14.9h0v19.6h0c0,1.7,0.9,3.3,2.3,4.1l0,0l17.4,9.9l0,0c0.7,0.4,1.5,0.6,2.4,0.6c0.9,0,1.7-0.2,2.4-0.6l0,0\n\tl12.2-6.9h0c1.5-0.8,2.6-2.5,2.6-4.3c0-2.7-2.2-4.9-4.9-4.9c-0.9,0-1.8,0.3-2.5,0.7l0,0l-9.7,5.6l-12.3-7V17.8l12.3-7l9.9,5.7l0,0\n\tc0.7,0.4,1.5,0.6,2.4,0.6C37,17,39.2,14.8,39.2,12.1"/>\n</svg>\n';class pN extends Nw{static get requires(){return[Z_]}static get pluginName(){return"MathType"}init(){const t=this._addIntegration();this._addCommands();this._addViews(t);this._addSchema();this._addConverters();this._exposeWiris()}_addIntegration(){const t=this.editor;const e={};e.environment={};e.environment.editor="CKEditor5";e.editorObject=t;e.serviceProviderProperties={};e.serviceProviderProperties.URI="https://www.wiris.net/demo/plugins/app";e.serviceProviderProperties.server="java";e.target=t.sourceElement;e.scriptName="bundle.js";e.managesLanguage=true;let i;if(e.target){i=new uN(e);i.init();i.listeners.fire("onTargetReady",{});i.checkElement();this.listenTo(t.editing.view.document,"click",(t,e)=>{if(e.domEvent.detail==2){i.doubleClickHandler(e.domTarget,e.domEvent);t.stop()}},{priority:"highest"})}return i}_addCommands(){const t=this.editor;t.commands.add("MathType",new hN(t));t.commands.add("ChemType",new fN(t))}_addViews(t){const e=this.editor;e.ui.componentFactory.add("MathType",i=>{const n=new Kb(i);n.bind("isEnabled").to(e.commands.get("MathType"),"isEnabled");n.set({label:"Insert a math equation - MathType",icon:mN,tooltip:true});n.on("execute",()=>{e.execute("MathType",{integration:t})});return n});e.ui.componentFactory.add("ChemType",i=>{const n=new Kb(i);n.bind("isEnabled").to(e.commands.get("ChemType"),"isEnabled");n.set({label:"Insert a chemistry formula - ChemType",icon:gN,tooltip:true});n.on("execute",()=>{e.execute("ChemType",{integration:t})});return n});e.editing.view.addObserver(Bx)}_addSchema(){const t=this.editor.model.schema;t.register("mathml",{allowWhere:"$text",isObject:true,isInline:true,allowAttributes:["formula"]})}_addConverters(){const t=this.editor;t.conversion.for("upcast").elementToElement({view:{name:"span",classes:"ck-math-widget"},model:(t,e)=>{const i=PI.safeXmlDecode(t.getChild(0).getAttribute("data-mathml"));return e.createElement("mathml",{formula:i})}});t.data.upcastDispatcher.on("element:math",(i,n,o)=>{const{consumable:r,writer:s}=o;const a=n.viewItem;if(!r.test(a,{name:true})){return}let c=e(a);const l=new EI(t.editing.view.document);const d=new ry(t.editing.view.document);const u=d.createDocumentFragment(a.getChildren());const h=[...a.getAttributes()].map(([t,e])=>` ${t}="${e}"`).join("");let f=l.toData(u)||"";f=`<math${h}>${f}</math>`;const m=c?s.createText(FI.initParse(f,t.config.get("language"))):s.createElement("mathml",{formula:f});const g=o.splitToAllowedParent(m,n.modelCursor);if(!g){return}o.writer.insert(m,g.position);r.consume(a,{name:true});const p=o.getSplitParts(m);n.modelRange=s.createRange(o.writer.createPositionBefore(m),o.writer.createPositionAfter(p[p.length-1]));if(g.cursorParent){n.modelCursor=o.writer.createPositionAt(g.cursorParent,0)}else{n.modelCursor=n.modelRange.end}});function e(t){const e=t.getChild(0);if(!e||e.name!=="semantics")return false;for(const t of e.getChildren()){if(t.name==="annotation"&&t.getAttribute("encoding")==="LaTeX"){return true}}return false}t.conversion.for("editingDowncast").elementToElement({model:"mathml",view:o});t.conversion.for("dataDowncast").elementToElement({model:"mathml",view:n});function i(t,e){if(e.is("text")){return t.createText(e.data)}else if(e.is("element")){if(e.is("emptyElement")){return t.createEmptyElement(e.name,e.getAttributes())}else{const n=t.createContainerElement(e.name,e.getAttributes());for(const o of e.getChildren()){t.insert(t.createPositionAt(n,"end"),i(t,o))}return n}}throw new Exception("Given node has unsupported type.")}function n(t,e){const n=new kp(e.document);let o=FI.endParseSaveMode(t.getAttribute("formula"));if(!SI.get("saveHandTraces")){o=PI.removeAnnotation(o,"application/json")}const r=n.toView(o).getChild(0);return i(e,r)}function o(t,e){const i=e.createContainerElement("span",{class:"ck-math-widget"});const n=r(t,e);e.insert(e.createPositionAt(i,0),n);return A_(i,e)}function r(e,i){const n=new kp(i.document);const o=e.getAttribute("formula");const r=FI.initParse(o,t.config.get("language"));const s=n.toView(r).getChild(0);return i.createEmptyElement("img",s.getAttributes())}}_exposeWiris(){window.WirisPlugin={Core:lN,Parser:FI,Image:DI,MathML:PI,Util:jI,Configuration:SI,Listeners:NI,IntegrationModel:dN,Latex:LI}}}class bN extends Nw{static get requires(){return[fv]}static get pluginName(){return"MediaEmbedToolbar"}afterInit(){const t=this.editor;const e=t.t;const i=t.plugins.get(fv);i.register("mediaEmbed",{ariaLabel:e("b"),items:t.config.get("mediaEmbed.toolbar")||[],getRelatedElement:RA})}}class wN extends Rw{refresh(){this.isEnabled=_N(this.editor.model)}execute(){const t=this.editor.model;t.change(e=>{const i=e.createElement("pageBreak");t.insertContent(i);let n=i.nextSibling;const o=n&&t.schema.checkChild(n,"$text");if(!o&&t.schema.checkChild(i.parent,"paragraph")){n=e.createElement("paragraph");t.insertContent(n,e.createPositionAfter(i))}if(n){e.setSelection(n,0)}})}}function _N(t){const e=t.schema;const i=t.document.selection;return kN(i,e,t)&&!vN(i,e)}function kN(t,e,i){const n=yN(t,i);return e.checkChild(n,"pageBreak")}function vN(t,e){const i=t.getSelectedElement();return i&&e.isObject(i)}function yN(t,e){const i=P_(t,e);const n=i.parent;if(n.isEmpty&&!n.is("$root")){return n.parent}return n}var xN=i(118);class AN extends Nw{static get pluginName(){return"PageBreakEditing"}init(){const t=this.editor;const e=t.model.schema;const i=t.t;const n=t.conversion;e.register("pageBreak",{isObject:true,allowWhere:"$block"});n.for("dataDowncast").elementToElement({model:"pageBreak",view:(t,e)=>{const i=e.createContainerElement("div",{class:"page-break",style:"page-break-after: always"});const n=e.createContainerElement("span",{style:"display: none"});e.insert(e.createPositionAt(i,0),n);return i}});n.for("editingDowncast").elementToElement({model:"pageBreak",view:(t,e)=>{const n=i("jy");const o=e.createContainerElement("div");const r=e.createContainerElement("span");const s=e.createText(i("jy"));e.addClass("page-break",o);e.setCustomProperty("pageBreak",true,o);e.addClass("page-break__label",r);e.insert(e.createPositionAt(o,0),r);e.insert(e.createPositionAt(r,0),s);return CN(o,e,n)}});n.for("upcast").elementToElement({view:t=>{if(!t.is("div")||t.getStyle("page-break-after")!="always"||t.childCount!=1){return}const e=Dw(t.getChildren());if(!e.is("span")||e.getStyle("display")!="none"||e.childCount!=1){return}const i=Dw(e.getChildren());if(!i.is("text")||i.data!==" "){return}return{name:true}},model:"pageBreak"});t.commands.add("pageBreak",new wN(t))}}function CN(t,e,i){e.setCustomProperty("pageBreak",true,t);return A_(t,e,{label:i})}var TN='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3.598.687h1.5v5h-1.5zm14.5 0h1.5v5h-1.5z"/><path d="M19.598 4.187v1.5h-16v-1.5zm-16 14.569h1.5v-5h-1.5zm14.5 0h1.5v-5h-1.5z"/><path d="M19.598 15.256v-1.5h-16v1.5zM5.081 9h6v2h-6zm8 0h6v2h-6zm-9.483 1L0 12.5v-5z"/></svg>';class EN extends Nw{init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add("pageBreak",i=>{const n=t.commands.get("pageBreak");const o=new Kb(i);o.set({label:e("jy"),icon:TN,tooltip:true});o.bind("isEnabled").to(n,"isEnabled");this.listenTo(o,"execute",()=>{t.execute("pageBreak");t.editing.view.focus()});return o})}}class MN extends Nw{static get requires(){return[AN,EN]}static get pluginName(){return"PageBreak"}}var PN='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8.69 14.915c.053.052.173.083.36.093a.366.366 0 0 1 .345.485l-.003.01a.738.738 0 0 1-.697.497h-2.67a.374.374 0 0 1-.353-.496l.013-.038a.681.681 0 0 1 .644-.458c.197-.012.325-.043.386-.093a.28.28 0 0 0 .072-.11L9.592 4.5H6.269c-.359-.017-.609.013-.75.09-.142.078-.289.265-.442.563-.192.29-.516.464-.864.464H4.17a.43.43 0 0 1-.407-.569L4.46 3h13.08l-.62 2.043a.81.81 0 0 1-.775.574h-.114a.486.486 0 0 1-.486-.486c.001-.284-.054-.464-.167-.54-.112-.076-.367-.106-.766-.091h-3.28l-2.68 10.257c-.006.074.007.127.038.158zM3 17h8a.5.5 0 1 1 0 1H3a.5.5 0 1 1 0-1zm11.299 1.17a.75.75 0 1 1-1.06-1.06l1.414-1.415-1.415-1.414a.75.75 0 0 1 1.06-1.06l1.415 1.414 1.414-1.415a.75.75 0 1 1 1.06 1.06l-1.413 1.415 1.414 1.415a.75.75 0 0 1-1.06 1.06l-1.415-1.414-1.414 1.414z"/></svg>';const SN="removeFormat";class IN extends Nw{static get pluginName(){return"RemoveFormatUI"}init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add(SN,i=>{const n=t.commands.get(SN);const o=new Kb(i);o.set({label:e("jx"),icon:PN,tooltip:true});o.bind("isOn","isEnabled").to(n,"value","isEnabled");this.listenTo(o,"execute",()=>{t.execute(SN);t.editing.view.focus()});return o})}}class NN extends Rw{refresh(){const t=this.editor.model;this.isEnabled=!!Dw(this._getFormattingItems(t.document.selection,t.schema))}execute(){const t=this.editor.model;const e=t.schema;t.change(i=>{for(const n of this._getFormattingItems(t.document.selection,e)){if(n.is("selection")){for(const t of this._getFormattingAttributes(n,e)){i.removeSelectionAttribute(t)}}else{const t=i.createRangeOn(n);for(const o of this._getFormattingAttributes(n,e)){i.removeAttribute(o,t)}}}})}*_getFormattingItems(t,e){const i=t=>!!Dw(this._getFormattingAttributes(t,e));for(const e of t.getRanges()){for(const t of e.getItems()){if(i(t)){yield t}}}if(i(t)){yield t}}*_getFormattingAttributes(t,e){for(const[i]of t.getAttributes()){const t=e.getAttributeProperties(i);if(t&&t.isFormatting){yield i}}}}class ON extends Nw{static get pluginName(){return"RemoveFormatEditing"}init(){const t=this.editor;t.commands.add("removeFormat",new NN(t))}}class LN extends Nw{static get requires(){return[ON,IN]}static get pluginName(){return"RemoveFormat"}}class zN{constructor(t,e=20){this.model=t;this.size=0;this.limit=e;this.isLocked=false;this._changeCallback=(t,e)=>{if(e.type!="transparent"&&e!==this._batch){this._reset(true)}};this._selectionChangeCallback=()=>{this._reset()};this.model.document.on("change",this._changeCallback);this.model.document.selection.on("change:range",this._selectionChangeCallback);this.model.document.selection.on("change:attribute",this._selectionChangeCallback)}get batch(){if(!this._batch){this._batch=this.model.createBatch()}return this._batch}input(t){this.size+=t;if(this.size>=this.limit){this._reset(true)}}lock(){this.isLocked=true}unlock(){this.isLocked=false}destroy(){this.model.document.off("change",this._changeCallback);this.model.document.selection.off("change:range",this._selectionChangeCallback);this.model.document.selection.off("change:attribute",this._selectionChangeCallback)}_reset(t){if(!this.isLocked||t){this._batch=null;this.size=0}}}class RN extends Rw{constructor(t,e){super(t);this._buffer=new zN(t.model,e);this._batches=new WeakSet}get buffer(){return this._buffer}destroy(){super.destroy();this._buffer.destroy()}execute(t={}){const e=this.editor.model;const i=e.document;const n=t.text||"";const o=n.length;const r=t.range?e.createSelection(t.range):i.selection;const s=t.resultRange;e.enqueueChange(this._buffer.batch,t=>{this._buffer.lock();e.deleteContent(r);if(n){e.insertContent(t.createText(n,i.selection.getAttributes()),r)}if(s){t.setSelection(s)}else if(!r.is("documentSelection")){t.setSelection(r)}this._buffer.unlock();this._buffer.input(o);this._batches.add(this._buffer.batch)})}}function jN(t){let e=null;const i=t.model;const n=t.editing.view;const o=t.commands.get("input");if(Cl.isAndroid){n.document.on("beforeinput",(t,e)=>r(e),{priority:"lowest"})}else{n.document.on("keydown",(t,e)=>r(e),{priority:"lowest"})}n.document.on("compositionstart",s,{priority:"lowest"});n.document.on("compositionend",()=>{e=i.createSelection(i.document.selection)},{priority:"lowest"});function r(t){const r=i.document;const s=n.document.isComposing;const c=e&&e.isEqual(r.selection);e=null;if(!o.isEnabled){return}if(BN(t)||r.selection.isCollapsed){return}if(s&&t.keyCode===229){return}if(!s&&t.keyCode===229&&c){return}a()}function s(){const t=i.document;const e=t.selection.rangeCount===1?t.selection.getFirstRange().isFlat:true;if(t.selection.isCollapsed||e){return}a()}function a(){const t=o.buffer;t.lock();i.enqueueChange(t.batch,()=>{i.deleteContent(i.document.selection)});t.unlock()}}const DN=[zl("arrowUp"),zl("arrowRight"),zl("arrowDown"),zl("arrowLeft"),9,16,17,18,19,20,27,33,34,35,36,45,91,93,144,145,173,174,175,176,177,178,179,255];for(let t=112;t<=135;t++){DN.push(t)}function BN(t){if(t.ctrlKey){return true}return DN.includes(t.keyCode)}function VN(t,e){const i=[];let n=0;let o;t.forEach(t=>{if(t=="equal"){r();n++}else if(t=="insert"){if(s("insert")){o.values.push(e[n])}else{r();o={type:"insert",index:n,values:[e[n]]}}n++}else{if(s("delete")){o.howMany++}else{r();o={type:"delete",index:n,howMany:1}}}});r();return i;function r(){if(o){i.push(o);o=null}}function s(t){return o&&o.type==t}}function FN(t){if(t.length==0){return false}for(const e of t){if(e.type==="children"&&!HN(e)){return true}}return false}function HN(t){if(t.newChildren.length-t.oldChildren.length!=1){return}const e=kd(t.oldChildren,t.newChildren,WN);const i=VN(e,t.newChildren);if(i.length>1){return}const n=i[0];if(!(!!n.values[0]&&n.values[0].is("text"))){return}return n}function WN(t,e){if(!!t&&t.is("text")&&!!e&&e.is("text")){return t.data===e.data}else{return t===e}}function UN(t){t.editing.view.document.on("mutations",(e,i,n)=>{new qN(t).handle(i,n)})}class qN{constructor(t){this.editor=t;this.editing=this.editor.editing}handle(t,e){if(FN(t)){this._handleContainerChildrenMutations(t,e)}else{for(const i of t){this._handleTextMutation(i,e);this._handleTextNodeInsertion(i)}}}_handleContainerChildrenMutations(t,e){const i=$N(t);if(!i){return}const n=this.editor.editing.view.domConverter;const o=n.mapViewToDom(i);const r=new jd(this.editor.editing.view.document);const s=this.editor.data.toModel(r.domToView(o)).getChild(0);const a=this.editor.editing.mapper.toModelElement(i);if(!a){return}const c=Array.from(s.getChildren());const l=Array.from(a.getChildren());const d=c[c.length-1];const u=l[l.length-1];if(d&&d.is("softBreak")&&u&&!u.is("softBreak")){c.pop()}const h=this.editor.model.schema;if(!YN(c,h)||!YN(l,h)){return}const f=c.map(t=>t.is("text")?t.data:"@").join("").replace(/\u00A0/g," ");const m=l.map(t=>t.is("text")?t.data:"@").join("").replace(/\u00A0/g," ");if(m===f){return}const g=kd(m,f);const{firstChangeAt:p,insertions:b,deletions:w}=GN(g);let _=null;if(e){_=this.editing.mapper.toModelRange(e.getFirstRange())}const k=f.substr(p,b);const v=this.editor.model.createRange(this.editor.model.createPositionAt(a,p),this.editor.model.createPositionAt(a,p+w));this.editor.execute("input",{text:k,range:v,resultRange:_})}_handleTextMutation(t,e){if(t.type!="text"){return}const i=t.newText.replace(/\u00A0/g," ");const n=t.oldText.replace(/\u00A0/g," ");if(n===i){return}const o=kd(n,i);const{firstChangeAt:r,insertions:s,deletions:a}=GN(o);let c=null;if(e){c=this.editing.mapper.toModelRange(e.getFirstRange())}const l=this.editing.view.createPositionAt(t.node,r);const d=this.editing.mapper.toModelPosition(l);const u=this.editor.model.createRange(d,d.getShiftedBy(a));const h=i.substr(r,s);this.editor.execute("input",{text:h,range:u,resultRange:c})}_handleTextNodeInsertion(t){if(t.type!="children"){return}const e=HN(t);const i=this.editing.view.createPositionAt(t.node,e.index);const n=this.editing.mapper.toModelPosition(i);const o=e.values[0].data;this.editor.execute("input",{text:o.replace(/\u00A0/g," "),range:this.editor.model.createRange(n)})}}function $N(t){const e=t.map(t=>t.node).reduce((t,e)=>t.getCommonAncestor(e,{includeSelf:true}));if(!e){return}return e.getAncestors({includeSelf:true,parentFirst:true}).find(t=>t.is("containerElement")||t.is("rootElement"))}function YN(t,e){return t.every(t=>e.isInline(t))}function GN(t){let e=null;let i=null;for(let n=0;n<t.length;n++){const o=t[n];if(o!="equal"){e=e===null?n:e;i=n}}let n=0;let o=0;for(let r=e;r<=i;r++){if(t[r]!="insert"){n++}if(t[r]!="delete"){o++}}return{insertions:o,deletions:n,firstChangeAt:e}}class JN extends Nw{static get pluginName(){return"Input"}init(){const t=this.editor;const e=new RN(t,t.config.get("typing.undoStep")||20);t.commands.add("input",e);jN(t);UN(t)}isInput(t){const e=this.editor.commands.get("input");return e._batches.has(t)}}class XN extends Rw{constructor(t,e){super(t);this.direction=e;this._buffer=new zN(t.model,t.config.get("typing.undoStep"))}get buffer(){return this._buffer}execute(t={}){const e=this.editor.model;const i=e.document;e.enqueueChange(this._buffer.batch,n=>{this._buffer.lock();const o=n.createSelection(t.selection||i.selection);const r=o.isCollapsed;if(o.isCollapsed){e.modifySelection(o,{direction:this.direction,unit:t.unit})}if(this._shouldEntireContentBeReplacedWithParagraph(t.sequence||1)){this._replaceEntireContentWithParagraph(n);return}if(o.isCollapsed){return}let s=0;o.getFirstRange().getMinimalFlatRanges().forEach(t=>{s+=fl(t.getWalker({singleCharacters:true,ignoreElementEnd:true,shallow:true}))});e.deleteContent(o,{doNotResetEntireContent:r,direction:this.direction});this._buffer.input(s);n.setSelection(o);this._buffer.unlock()})}_shouldEntireContentBeReplacedWithParagraph(t){if(t>1){return false}const e=this.editor.model;const i=e.document;const n=i.selection;const o=e.schema.getLimitElement(n);const r=n.isCollapsed&&n.containsEntireContent(o);if(!r){return false}if(!e.schema.checkChild(o,"paragraph")){return false}const s=o.getChild(0);if(s&&s.name==="paragraph"){return false}return true}_replaceEntireContentWithParagraph(t){const e=this.editor.model;const i=e.document;const n=i.selection;const o=e.schema.getLimitElement(n);const r=t.createElement("paragraph");t.remove(t.createRangeIn(o));t.insert(r,o);t.setSelection(r,0)}}class QN extends Yd{constructor(t){super(t);const e=t.document;let i=0;e.on("keyup",(t,e)=>{if(e.keyCode==Ll.delete||e.keyCode==Ll.backspace){i=0}});e.on("keydown",(t,e)=>{const o={};if(e.keyCode==Ll.delete){o.direction="forward";o.unit="character"}else if(e.keyCode==Ll.backspace){o.direction="backward";o.unit="codePoint"}else{return}const r=Cl.isMac?e.altKey:e.ctrlKey;o.unit=r?"word":o.unit;o.sequence=++i;n(t,e.domEvent,o)});if(Cl.isAndroid){e.on("beforeinput",(e,i)=>{if(i.domEvent.inputType!="deleteContentBackward"){return}const o={unit:"codepoint",direction:"backward",sequence:1};const r=i.domTarget.ownerDocument.defaultView.getSelection();if(r.anchorNode==r.focusNode&&r.anchorOffset+1!=r.focusOffset){o.selectionToRemove=t.domConverter.domSelectionToView(r)}n(e,i.domEvent,o)})}function n(t,i,n){let o;e.once("delete",t=>o=t,{priority:Number.POSITIVE_INFINITY});e.fire("delete",new Gu(e,i,n));if(o&&o.stop.called){t.stop()}}}observe(){}}class KN extends Nw{static get pluginName(){return"Delete"}init(){const t=this.editor;const e=t.editing.view;const i=e.document;e.addObserver(QN);t.commands.add("forwardDelete",new XN(t,"forward"));t.commands.add("delete",new XN(t,"backward"));this.listenTo(i,"delete",(i,n)=>{const o={unit:n.unit,sequence:n.sequence};if(n.selectionToRemove){const e=t.model.createSelection();const i=[];for(const e of n.selectionToRemove.getRanges()){i.push(t.editing.mapper.toModelRange(e))}e.setTo(i);o.selection=e}t.execute(n.direction=="forward"?"forwardDelete":"delete",o);n.preventDefault();e.scrollToTheSelection()});if(Cl.isAndroid){let t=null;this.listenTo(i,"delete",(e,i)=>{const n=i.domTarget.ownerDocument.defaultView.getSelection();t={anchorNode:n.anchorNode,anchorOffset:n.anchorOffset,focusNode:n.focusNode,focusOffset:n.focusOffset}},{priority:"lowest"});this.listenTo(i,"keyup",(e,i)=>{if(t){const e=i.domTarget.ownerDocument.defaultView.getSelection();e.collapse(t.anchorNode,t.anchorOffset);e.extend(t.focusNode,t.focusOffset);t=null}})}}}class ZN extends Nw{static get requires(){return[JN,KN]}static get pluginName(){return"Typing"}}class tO extends gb{constructor(t,e){super(t);const i=t.t;this.labelView=new Ab(t);this.labelView.text=i("d");this.groupDropdownView=this._createGroupDropdown(e);this.groupDropdownView.panelPosition=t.uiLanguageDirection==="rtl"?"se":"sw";this.setTemplate({tag:"div",attributes:{class:["ck","ck-special-characters-navigation"]},children:[this.labelView,this.groupDropdownView]})}get currentGroupName(){return this.groupDropdownView.value}_createGroupDropdown(t){const e=this.locale;const i=e.t;const n=dw(e);const o=this._getCharacterGroupListItemDefinitions(n,t);n.set("value",o.first.model.label);n.buttonView.bind("label").to(n,"value");n.buttonView.set({isOn:false,withText:true,tooltip:i("kk")});n.on("execute",t=>{n.value=t.source.label});n.delegate("execute").to(this);hw(n,o);return n}_getCharacterGroupListItemDefinitions(t,e){const i=new ys;for(const n of e){const e={type:"button",model:new d_({label:n,withText:true})};e.model.bind("isOn").to(t,"value",t=>t===e.model.label);i.add(e)}return i}}var eO=i(120);class iO extends gb{constructor(t){super(t);this.tiles=this.createCollection();this.setTemplate({tag:"div",children:[{tag:"div",attributes:{class:["ck","ck-character-grid__tiles"]},children:this.tiles}],attributes:{class:["ck","ck-character-grid"]}})}createTile(t,e){const i=new Kb(this.locale);i.set({label:t,withText:true,class:"ck-character-grid__tile"});i.extendTemplate({attributes:{title:e},on:{mouseover:i.bindTemplate.to("mouseover")}});i.on("mouseover",()=>{this.fire("tileHover",{name:e,character:t})});i.on("execute",()=>{this.fire("execute",{name:e,character:t})});return i}}var nO=i(122);class oO extends gb{constructor(t){super(t);const e=this.bindTemplate;this.set("character",null);this.set("name",null);this.bind("code").to(this,"character",rO);this.setTemplate({tag:"div",children:[{tag:"span",attributes:{class:["ck-character-info__name"]},children:[{text:e.to("name",t=>t?t:"​")}]},{tag:"span",attributes:{class:["ck-character-info__code"]},children:[{text:e.to("code")}]}],attributes:{class:["ck","ck-character-info"]}})}}function rO(t){if(t===null){return""}const e=t.codePointAt(0).toString(16);return"U+"+("0000"+e).slice(-4)}var sO='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M10 2.5a7.47 7.47 0 0 1 4.231 1.31 7.268 7.268 0 0 1 2.703 3.454 7.128 7.128 0 0 1 .199 4.353c-.39 1.436-1.475 2.72-2.633 3.677h2.013c0-.226.092-.443.254-.603a.876.876 0 0 1 1.229 0c.163.16.254.377.254.603v.853c0 .209-.078.41-.22.567a.873.873 0 0 1-.547.28l-.101.006h-4.695a.517.517 0 0 1-.516-.518v-1.265c0-.21.128-.398.317-.489a5.601 5.601 0 0 0 2.492-2.371 5.459 5.459 0 0 0 .552-3.693 5.53 5.53 0 0 0-1.955-3.2A5.71 5.71 0 0 0 10 4.206 5.708 5.708 0 0 0 6.419 5.46 5.527 5.527 0 0 0 4.46 8.663a5.457 5.457 0 0 0 .554 3.695 5.6 5.6 0 0 0 2.497 2.37.55.55 0 0 1 .317.49v1.264c0 .286-.23.518-.516.518H2.618a.877.877 0 0 1-.614-.25.845.845 0 0 1-.254-.603v-.853c0-.226.091-.443.254-.603a.876.876 0 0 1 1.228 0c.163.16.255.377.255.603h1.925c-1.158-.958-2.155-2.241-2.545-3.678a7.128 7.128 0 0 1 .199-4.352 7.268 7.268 0 0 1 2.703-3.455A7.475 7.475 0 0 1 10 2.5z"/></svg>';var aO=i(124);const cO="All";class lO extends Nw{static get requires(){return[ZN]}static get pluginName(){return"SpecialCharacters"}constructor(t){super(t);this._characters=new Map;this._groups=new Map}init(){const t=this.editor;const e=t.t;const i=t.commands.get("input");t.ui.componentFactory.add("specialCharacters",n=>{const o=dw(n);let r;o.buttonView.set({label:e("d"),icon:sO,tooltip:true});o.bind("isEnabled").to(i);o.on("execute",(e,i)=>{t.execute("input",{text:i.character});t.editing.view.focus()});o.on("change:isOpen",()=>{if(!r){r=this._createDropdownPanelContent(n,o);o.panelView.children.add(r.navigationView);o.panelView.children.add(r.gridView);o.panelView.children.add(r.infoView)}r.infoView.set({character:null,name:null})});return o})}addItems(t,e){if(t===cO){throw new ss["b"](`special-character-invalid-group-name: The name "${cO}" is reserved and cannot be used.`)}const i=this._getGroup(t);for(const t of e){i.add(t.title);this._characters.set(t.title,t.character)}}getGroups(){return this._groups.keys()}getCharactersForGroup(t){if(t===cO){return new Set(this._characters.keys())}return this._groups.get(t)}getCharacter(t){return this._characters.get(t)}_getGroup(t){if(!this._groups.has(t)){this._groups.set(t,new Set)}return this._groups.get(t)}_updateGrid(t,e){e.tiles.clear();const i=this.getCharactersForGroup(t);for(const t of i){const i=this.getCharacter(t);e.tiles.add(e.createTile(i,t))}}_createDropdownPanelContent(t,e){const i=[...this.getGroups()];i.unshift(cO);const n=new tO(t,i);const o=new iO(t);const r=new oO(t);o.delegate("execute").to(e);o.on("tileHover",(t,e)=>{r.set(e)});n.on("execute",()=>{this._updateGrid(n.currentGroupName,o)});this._updateGrid(n.currentGroupName,o);return{navigationView:n,gridView:o,infoView:r}}}class dO extends Nw{init(){const t=this.editor;const e=t.t;t.plugins.get("SpecialCharacters").addItems("Currency",[{character:"$",title:e("w")},{character:"€",title:e("x")},{character:"¥",title:e("y")},{character:"£",title:e("z")},{character:"¢",title:e("aa")},{character:"₠",title:e("ab")},{character:"₡",title:e("ac")},{character:"₢",title:e("ad")},{character:"₣",title:e("ae")},{character:"₤",title:e("af")},{character:"¤",title:e("ag")},{character:"₿",title:e("ah")},{character:"₥",title:e("ai")},{character:"₦",title:e("aj")},{character:"₧",title:e("ak")},{character:"₨",title:e("al")},{character:"₩",title:e("am")},{character:"₪",title:e("an")},{character:"₫",title:e("ao")},{character:"₭",title:e("ap")},{character:"₮",title:e("aq")},{character:"₯",title:e("ar")},{character:"₰",title:e("as")},{character:"₱",title:e("at")},{character:"₲",title:e("au")},{character:"₳",title:e("av")},{character:"₴",title:e("aw")},{character:"₵",title:e("ax")},{character:"₶",title:e("ay")},{character:"₷",title:e("az")},{character:"₸",title:e("ba")},{character:"₹",title:e("bb")},{character:"₺",title:e("bc")},{character:"₻",title:e("bd")},{character:"₼",title:e("be")},{character:"₽",title:e("bf")}])}}class uO extends Nw{init(){const t=this.editor;const e=t.t;t.plugins.get("SpecialCharacters").addItems("Mathematical",[{character:"<",title:e("ge")},{character:">",title:e("gf")},{character:"≤",title:e("gg")},{character:"≥",title:e("gh")},{character:"–",title:e("gi")},{character:"—",title:e("gj")},{character:"¯",title:e("gk")},{character:"‾",title:e("gl")},{character:"°",title:e("gm")},{character:"−",title:e("gn")},{character:"±",title:e("go")},{character:"÷",title:e("gp")},{character:"⁄",title:e("gq")},{character:"×",title:e("gr")},{character:"ƒ",title:e("gs")},{character:"∫",title:e("gt")},{character:"∑",title:e("gu")},{character:"∞",title:e("gv")},{character:"√",title:e("gw")},{character:"∼",title:e("gx")},{character:"≅",title:e("gy")},{character:"≈",title:e("gz")},{character:"≠",title:e("ha")},{character:"≡",title:e("hb")},{character:"∈",title:e("hc")},{character:"∉",title:e("hd")},{character:"∋",title:e("he")},{character:"∏",title:e("hf")},{character:"∧",title:e("hg")},{character:"∨",title:e("hh")},{character:"¬",title:e("hi")},{character:"∩",title:e("hj")},{character:"∪",title:e("hk")},{character:"∂",title:e("hl")},{character:"∀",title:e("hm")},{character:"∃",title:e("hn")},{character:"∅",title:e("ho")},{character:"∇",title:e("hp")},{character:"∗",title:e("hq")},{character:"∝",title:e("hr")},{character:"∠",title:e("hs")},{character:"¼",title:e("ht")},{character:"½",title:e("hu")},{character:"¾",title:e("hv")}])}}class hO extends Nw{init(){const t=this.editor;const e=t.t;t.plugins.get("SpecialCharacters").addItems("Arrows",[{title:e("e"),character:"⇐"},{title:e("f"),character:"⇒"},{title:e("g"),character:"⇑"},{title:e("h"),character:"⇓"},{title:e("i"),character:"⇠"},{title:e("j"),character:"⇢"},{title:e("k"),character:"⇡"},{title:e("l"),character:"⇣"},{title:e("m"),character:"⇤"},{title:e("n"),character:"⇥"},{title:e("o"),character:"⤒"},{title:e("p"),character:"⤓"},{title:e("q"),character:"↨"},{title:e("r"),character:"🔙"},{title:e("s"),character:"🔚"},{title:e("t"),character:"🔛"},{title:e("u"),character:"🔜"},{title:e("v"),character:"🔝"}])}}class fO extends Nw{init(){const t=this.editor;const e=t.t;t.plugins.get("SpecialCharacters").addItems("Latin",[{character:"Ā",title:e("bg")},{character:"ā",title:e("bh")},{character:"Ă",title:e("bi")},{character:"ă",title:e("bj")},{character:"Ą",title:e("bk")},{character:"ą",title:e("bl")},{character:"Ć",title:e("bm")},{character:"ć",title:e("bn")},{character:"Ĉ",title:e("bo")},{character:"ĉ",title:e("bp")},{character:"Ċ",title:e("bq")},{character:"ċ",title:e("br")},{character:"Č",title:e("bs")},{character:"č",title:e("bt")},{character:"Ď",title:e("bu")},{character:"ď",title:e("bv")},{character:"Đ",title:e("bw")},{character:"đ",title:e("bx")},{character:"Ē",title:e("by")},{character:"ē",title:e("bz")},{character:"Ĕ",title:e("ca")},{character:"ĕ",title:e("cb")},{character:"Ė",title:e("cc")},{character:"ė",title:e("cd")},{character:"Ę",title:e("ce")},{character:"ę",title:e("cf")},{character:"Ě",title:e("cg")},{character:"ě",title:e("ch")},{character:"Ĝ",title:e("ci")},{character:"ĝ",title:e("cj")},{character:"Ğ",title:e("ck")},{character:"ğ",title:e("cl")},{character:"Ġ",title:e("cm")},{character:"ġ",title:e("cn")},{character:"Ģ",title:e("co")},{character:"ģ",title:e("cp")},{character:"Ĥ",title:e("cq")},{character:"ĥ",title:e("cr")},{character:"Ħ",title:e("cs")},{character:"ħ",title:e("ct")},{character:"Ĩ",title:e("cu")},{character:"ĩ",title:e("cv")},{character:"Ī",title:e("cw")},{character:"ī",title:e("cx")},{character:"Ĭ",title:e("cy")},{character:"ĭ",title:e("cz")},{character:"Į",title:e("da")},{character:"į",title:e("db")},{character:"İ",title:e("dc")},{character:"ı",title:e("dd")},{character:"IJ",title:e("de")},{character:"ij",title:e("df")},{character:"Ĵ",title:e("dg")},{character:"ĵ",title:e("dh")},{character:"Ķ",title:e("di")},{character:"ķ",title:e("dj")},{character:"ĸ",title:e("dk")},{character:"Ĺ",title:e("dl")},{character:"ĺ",title:e("dm")},{character:"Ļ",title:e("dn")},{character:"ļ",title:e("do")},{character:"Ľ",title:e("dp")},{character:"ľ",title:e("dq")},{character:"Ŀ",title:e("dr")},{character:"ŀ",title:e("ds")},{character:"Ł",title:e("dt")},{character:"ł",title:e("du")},{character:"Ń",title:e("dv")},{character:"ń",title:e("dw")},{character:"Ņ",title:e("dx")},{character:"ņ",title:e("dy")},{character:"Ň",title:e("dz")},{character:"ň",title:e("ea")},{character:"ʼn",title:e("eb")},{character:"Ŋ",title:e("ec")},{character:"ŋ",title:e("ed")},{character:"Ō",title:e("ee")},{character:"ō",title:e("ef")},{character:"Ŏ",title:e("eg")},{character:"ŏ",title:e("eh")},{character:"Ő",title:e("ei")},{character:"ő",title:e("ej")},{character:"Œ",title:e("ek")},{character:"œ",title:e("el")},{character:"Ŕ",title:e("em")},{character:"ŕ",title:e("en")},{character:"Ŗ",title:e("eo")},{character:"ŗ",title:e("ep")},{character:"Ř",title:e("eq")},{character:"ř",title:e("er")},{character:"Ś",title:e("es")},{character:"ś",title:e("et")},{character:"Ŝ",title:e("eu")},{character:"ŝ",title:e("ev")},{character:"Ş",title:e("ew")},{character:"ş",title:e("ex")},{character:"Š",title:e("ey")},{character:"š",title:e("ez")},{character:"Ţ",title:e("fa")},{character:"ţ",title:e("fb")},{character:"Ť",title:e("fc")},{character:"ť",title:e("fd")},{character:"Ŧ",title:e("fe")},{character:"ŧ",title:e("ff")},{character:"Ũ",title:e("fg")},{character:"ũ",title:e("fh")},{character:"Ū",title:e("fi")},{character:"ū",title:e("fj")},{character:"Ŭ",title:e("fk")},{character:"ŭ",title:e("fl")},{character:"Ů",title:e("fm")},{character:"ů",title:e("fn")},{character:"Ű",title:e("fo")},{character:"ű",title:e("fp")},{character:"Ų",title:e("fq")},{character:"ų",title:e("fr")},{character:"Ŵ",title:e("fs")},{character:"ŵ",title:e("ft")},{character:"Ŷ",title:e("fu")},{character:"ŷ",title:e("fv")},{character:"Ÿ",title:e("fw")},{character:"Ź",title:e("fx")},{character:"ź",title:e("fy")},{character:"Ż",title:e("fz")},{character:"ż",title:e("ga")},{character:"Ž",title:e("gb")},{character:"ž",title:e("gc")},{character:"ſ",title:e("gd")}])}}class mO extends Nw{init(){const t=this.editor;const e=t.t;t.plugins.get("SpecialCharacters").addItems("Text",[{character:"‹",title:e("hw")},{character:"›",title:e("hx")},{character:"«",title:e("hy")},{character:"»",title:e("hz")},{character:"‘",title:e("ia")},{character:"’",title:e("ib")},{character:"“",title:e("ic")},{character:"”",title:e("id")},{character:"‚",title:e("ie")},{character:"„",title:e("if")},{character:"¡",title:e("ig")},{character:"¿",title:e("ih")},{character:"‥",title:e("ii")},{character:"…",title:e("ij")},{character:"‡",title:e("ik")},{character:"‰",title:e("il")},{character:"‱",title:e("im")},{character:"‼",title:e("in")},{character:"⁈",title:e("io")},{character:"⁉",title:e("ip")},{character:"⁇",title:e("iq")},{character:"©",title:e("ir")},{character:"®",title:e("is")},{character:"™",title:e("it")},{character:"§",title:e("iu")},{character:"¶",title:e("iv")},{character:"⁋",title:e("iw")}])}}class gO extends Nw{static get requires(){return[dO,mO,uO,hO,fO]}}const 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i=this.bindTemplate;this.set("class",e.class||null);this.children=this.createCollection();if(e.children){e.children.forEach(t=>this.children.add(t))}this.set("_role",null);this.set("_ariaLabelledBy",null);if(e.labelView){this.set({_role:"group",_ariaLabelledBy:e.labelView.id})}this.setTemplate({tag:"div",attributes:{class:["ck","ck-form__row",i.to("class")],role:i.to("_role"),"aria-labelledby":i.to("_ariaLabelledBy")},children:this.children})}}var aL=i(132);class cL extends gb{constructor(t,e={}){super(t);const i=this.bindTemplate;this.children=this.createCollection();this.set("class",e.class||null);this.set("label",e.label||"");const n=new gb(t);n.setTemplate({tag:"span",attributes:{class:["ck","ck-form__header__label"]},children:[{text:i.to("label")}]});this.children.add(n);this.setTemplate({tag:"div",attributes:{class:["ck","ck-form__header",i.to("class")]},children:this.children})}}var lL='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M10.261 7.062l2.88 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1.663a.752.752 0 0 1-.511.187.752.752 0 0 1-.511-.187zM4.25 17a.75.75 0 1 1 0-1.5h10.5a.75.75 0 0 1 0 1.5H4.25z"/></svg>';var hL=i(13);var fL=i(14);var mL=i(136);const gL={left:mM,center:pM,right:gM,justify:bM,top:lL,middle:dL,bottom:uL};class pL extends gb{constructor(t,e){super(t);this.set({borderStyle:"",borderWidth:"",borderColor:"",padding:"",backgroundColor:"",width:"",height:"",horizontalAlignment:"",verticalAlignment:""});this.options=e;const{borderStyleDropdown:i,borderWidthInput:n,borderColorInput:o,borderRowLabel:r}=this._createBorderFields();const{widthInput:s,operatorLabel:a,heightInput:c,dimensionsLabel:l}=this._createDimensionFields();const{horizontalAlignmentToolbar:d,verticalAlignmentToolbar:u,alignmentLabel:h}=this._createAlignmentFields();this.focusTracker=new xp;this.keystrokes=new dp;this.children=this.createCollection();this.borderStyleDropdown=i;this.borderWidthInput=n;this.borderColorInput=o;this.backgroundInput=this._createBackgroundField();this.paddingInput=this._createPaddingField();this.widthInput=s;this.heightInput=c;this.horizontalAlignmentToolbar=d;this.verticalAlignmentToolbar=u;const{saveButtonView:f,cancelButtonView:m}=this._createActionButtons();this.saveButtonView=f;this.cancelButtonView=m;this._focusables=new Bp;this._focusCycler=new Nb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});this.children.add(new cL(t,{label:this.t("Cell properties")}));this.children.add(new sL(t,{labelView:r,children:[r,i,o,n],class:"ck-table-form__border-row"}));this.children.add(new sL(t,{children:[this.backgroundInput]}));this.children.add(new sL(t,{children:[new sL(t,{labelView:l,children:[l,s,a,c],class:"ck-table-form__dimensions-row"}),new sL(t,{children:[this.paddingInput],class:"ck-table-cell-properties-form__padding-row"})]}));this.children.add(new sL(t,{labelView:h,children:[h,d,u],class:"ck-table-cell-properties-form__alignment-row"}));this.children.add(new sL(t,{children:[this.saveButtonView,this.cancelButtonView],class:"ck-table-form__action-row"}));this.setTemplate({tag:"form",attributes:{class:["ck","ck-form","ck-table-form","ck-table-cell-properties-form"],tabindex:"-1"},children:this.children})}render(){super.render();uk({view:this});[this.borderStyleDropdown,this.borderColorInput,this.borderWidthInput,this.backgroundInput,this.widthInput,this.heightInput,this.paddingInput,this.horizontalAlignmentToolbar,this.verticalAlignmentToolbar,this.saveButtonView,this.cancelButtonView].forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createBorderFields(){const t=eL({colorConfig:this.options.borderColors,columns:5});const e=this.locale;const i=this.t;const n=new Ab(e);n.text=i("mf");const o=$O(i);const r=new zO(e,jO);r.set({label:i("mg"),class:"ck-table-form__border-style"});r.view.buttonView.set({isOn:false,withText:true,tooltip:i("mg")});r.view.buttonView.bind("label").to(this,"borderStyle",t=>o[t?t:"none"]);r.view.on("execute",t=>{this.borderStyle=t.source._borderStyleValue});hw(r.view,KO(this));const s=new zO(e,RO);s.set({label:i("mh"),class:"ck-table-form__border-width"});s.view.bind("value").to(this,"borderWidth");s.bind("isEnabled").to(this,"borderStyle",bL);s.view.on("input",()=>{this.borderWidth=s.view.element.value});const a=new zO(e,t);a.set({label:i("mi"),class:"ck-table-form__border-color"});a.view.bind("value").to(this,"borderColor");a.bind("isEnabled").to(this,"borderStyle",bL);a.view.on("input",()=>{this.borderColor=a.view.value});this.on("change:borderStyle",(t,e,i)=>{if(!bL(i)){this.borderColor="";this.borderWidth=""}});return{borderRowLabel:n,borderStyleDropdown:r,borderColorInput:a,borderWidthInput:s}}_createBackgroundField(){const t=this.locale;const e=this.t;const i=eL({colorConfig:this.options.backgroundColors,columns:5});const n=new zO(t,i);n.set({label:e("mj"),class:"ck-table-cell-properties-form__background"});n.view.bind("value").to(this,"backgroundColor");n.view.on("input",()=>{this.backgroundColor=n.view.value});return n}_createDimensionFields(){const t=this.locale;const e=this.t;const i=new Ab(t);i.text=e("mk");const n=new zO(t,RO);n.set({label:e("mh"),class:"ck-table-form__dimensions-row__width"});n.view.bind("value").to(this,"width");n.view.on("input",()=>{this.width=n.view.element.value});const o=new gb(t);o.setTemplate({tag:"span",attributes:{class:["ck-table-form__dimension-operator"]},children:[{text:"×"}]});const r=new zO(t,RO);r.set({label:e("ml"),class:"ck-table-form__dimensions-row__height"});r.view.bind("value").to(this,"height");r.view.on("input",()=>{this.height=r.view.element.value});return{dimensionsLabel:i,widthInput:n,operatorLabel:o,heightInput:r}}_createPaddingField(){const t=this.locale;const e=this.t;const i=new zO(t,RO);i.set({label:e("mm"),class:"ck-table-cell-properties-form__padding"});i.view.bind("value").to(this,"padding");i.view.on("input",()=>{this.padding=i.view.element.value});return i}_createAlignmentFields(){const t=this.locale;const e=this.t;const i=new Ab(t);i.text=e("mn");const n=new _w(t);const o=this.locale.contentLanguageDirection==="rtl";n.set({isCompact:true,ariaLabel:e("mo")});ZO({view:this,icons:gL,toolbar:n,labels:this._horizontalAlignmentLabels,propertyName:"horizontalAlignment",nameToValue:t=>t===(o?"right":"left")?"":t});const r=new _w(t);r.set({isCompact:true,ariaLabel:e("mp")});ZO({view:this,icons:gL,toolbar:r,labels:this._verticalAlignmentLabels,propertyName:"verticalAlignment",nameToValue:t=>t==="middle"?"":t});return{horizontalAlignmentToolbar:n,verticalAlignmentToolbar:r,alignmentLabel:i}}_createActionButtons(){const t=this.locale;const e=this.t;const i=new Kb(t);const n=new Kb(t);const o=[this.borderWidthInput,this.borderColorInput,this.backgroundInput,this.paddingInput];i.set({label:e("lv"),icon:hk,class:"ck-button-save",type:"submit",withText:true});i.bind("isEnabled").toMany(o,"errorText",(...t)=>t.every(t=>!t));n.set({label:e("lw"),icon:fk,class:"ck-button-cancel",type:"cancel",withText:true});n.delegate("execute").to(this,"cancel");return{saveButtonView:i,cancelButtonView:n}}get _horizontalAlignmentLabels(){const t=this.locale;const e=this.t;const i=e("mq");const n=e("mr");const o=e("ms");const r=e("mt");if(t.uiLanguageDirection==="rtl"){return{right:o,center:n,left:i,justify:r}}else{return{left:i,center:n,right:o,justify:r}}}get _verticalAlignmentLabels(){const t=this.t;return{top:t("mu"),middle:t("mv"),bottom:t("mw")}}}function bL(t){return!!t}var wL='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M11.105 18l-.17 1H2.5A1.5 1.5 0 0 1 1 17.5v-15A1.5 1.5 0 0 1 2.5 1h15A1.5 1.5 0 0 1 19 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Kb(t);i.set({label:e("jv"),icon:wL,tooltip:true});this.listenTo(i,"execute",()=>this._showView());return i})}destroy(){super.destroy();this.view.destroy()}_createPropertiesView(){const t=this.editor;const e=t.editing.view.document;const i=t.config.get("table.tableCellProperties");const n=NP(i.borderColors);const o=IP(t.locale,n);const r=NP(i.backgroundColors);const s=IP(t.locale,r);const a=new pL(t.locale,{borderColors:o,backgroundColors:s});const c=t.t;a.render();this.listenTo(a,"submit",()=>{this._hideView()});this.listenTo(a,"cancel",()=>{if(this._undoStepBatch.operations.length){t.execute("undo",this._undoStepBatch)}this._hideView()});a.keystrokes.set("Esc",(t,e)=>{this._hideView();e()});this.listenTo(t.ui,"update",()=>{if(!kT(e.selection)){this._hideView()}else if(this._isViewVisible){WO(t,"cell")}});aw({emitter:a,activator:()=>this._isViewInBalloon,contextElements:[this._balloon.view.element],callback:()=>this._hideView()});const l=YO(c);const d=GO(c);a.on("change:borderStyle",this._getPropertyChangeCallback("tableCellBorderStyle"));a.on("change:borderColor",this._getValidatedPropertyChangeCallback({viewField:a.borderColorInput,commandName:"tableCellBorderColor",errorText:l,validator:JO}));a.on("change:borderWidth",this._getValidatedPropertyChangeCallback({viewField:a.borderWidthInput,commandName:"tableCellBorderWidth",errorText:d,validator:QO}));a.on("change:padding",this._getValidatedPropertyChangeCallback({viewField:a.paddingInput,commandName:"tableCellPadding",errorText:d,validator:XO}));a.on("change:width",this._getValidatedPropertyChangeCallback({viewField:a.widthInput,commandName:"tableCellWidth",errorText:d,validator:XO}));a.on("change:height",this._getValidatedPropertyChangeCallback({viewField:a.heightInput,commandName:"tableCellHeight",errorText:d,validator:XO}));a.on("change:backgroundColor",this._getValidatedPropertyChangeCallback({viewField:a.backgroundInput,commandName:"tableCellBackgroundColor",errorText:l,validator:JO}));a.on("change:horizontalAlignment",this._getPropertyChangeCallback("tableCellHorizontalAlignment"));a.on("change:verticalAlignment",this._getPropertyChangeCallback("tableCellVerticalAlignment"));return a}_fillViewFormFromCommandValues(){const t=this.editor.commands;this.view.set({borderStyle:t.get("tableCellBorderStyle").value||"",borderColor:t.get("tableCellBorderColor").value||"",borderWidth:t.get("tableCellBorderWidth").value||"",width:t.get("tableCellWidth").value||"",height:t.get("tableCellHeight").value||"",padding:t.get("tableCellPadding").value||"",backgroundColor:t.get("tableCellBackgroundColor").value||"",horizontalAlignment:t.get("tableCellHorizontalAlignment").value||"",verticalAlignment:t.get("tableCellVerticalAlignment").value||""})}_showView(){const t=this.editor;this._balloon.add({view:this.view,position:qO(t)});this._undoStepBatch=t.model.createBatch();this._fillViewFormFromCommandValues();this.view.focus()}_hideView(){if(!this._isViewInBalloon){return}const t=this.editor;this.stopListening(t.ui,"update");this.view.saveButtonView.focus();this._balloon.remove(this.view);this.editor.editing.view.focus()}get _isViewVisible(){return this._balloon.visibleView===this.view}get _isViewInBalloon(){return this._balloon.hasView(this.view)}_getPropertyChangeCallback(t){return(e,i,n)=>{this.editor.execute(t,{value:n,batch:this._undoStepBatch})}}_getValidatedPropertyChangeCallback({commandName:t,viewField:e,validator:i,errorText:n}){const o=uh(()=>{e.errorText=n},_L);return(n,r,s)=>{o.cancel();if(i(s)){this.editor.execute(t,{value:s,batch:this._undoStepBatch});e.errorText=null}else{o()}}}}function vL(t){t.setNormalizer("border",yL);t.setNormalizer("border-top",xL("top"));t.setNormalizer("border-right",xL("right"));t.setNormalizer("border-bottom",xL("bottom"));t.setNormalizer("border-left",xL("left"));t.setNormalizer("border-color",AL("color"));t.setNormalizer("border-width",AL("width"));t.setNormalizer("border-style",AL("style"));t.setNormalizer("border-top-color",TL("color","top"));t.setNormalizer("border-top-style",TL("style","top"));t.setNormalizer("border-top-width",TL("width","top"));t.setNormalizer("border-right-color",TL("color","right"));t.setNormalizer("border-right-style",TL("style","right"));t.setNormalizer("border-right-width",TL("width","right"));t.setNormalizer("border-bottom-color",TL("color","bottom"));t.setNormalizer("border-bottom-style",TL("style","bottom"));t.setNormalizer("border-bottom-width",TL("width","bottom"));t.setNormalizer("border-left-color",TL("color","left"));t.setNormalizer("border-left-style",TL("style","left"));t.setNormalizer("border-left-width",TL("width","left"));t.setExtractor("border-top",EL("top"));t.setExtractor("border-right",EL("right"));t.setExtractor("border-bottom",EL("bottom"));t.setExtractor("border-left",EL("left"));t.setExtractor("border-top-color","border.color.top");t.setExtractor("border-right-color","border.color.right");t.setExtractor("border-bottom-color","border.color.bottom");t.setExtractor("border-left-color","border.color.left");t.setExtractor("border-top-width","border.width.top");t.setExtractor("border-right-width","border.width.right");t.setExtractor("border-bottom-width","border.width.bottom");t.setExtractor("border-left-width","border.width.left");t.setExtractor("border-top-style","border.style.top");t.setExtractor("border-right-style","border.style.right");t.setExtractor("border-bottom-style","border.style.bottom");t.setExtractor("border-left-style","border.style.left");t.setReducer("border-color",vI("border-color"));t.setReducer("border-style",vI("border-style"));t.setReducer("border-width",vI("border-width"));t.setReducer("border-top",IL("top"));t.setReducer("border-right",IL("right"));t.setReducer("border-bottom",IL("bottom"));t.setReducer("border-left",IL("left"));t.setReducer("border",SL);t.setStyleRelation("border",["border-color","border-style","border-width","border-top","border-right","border-bottom","border-left","border-top-color","border-right-color","border-bottom-color","border-left-color","border-top-style","border-right-style","border-bottom-style","border-left-style","border-top-width","border-right-width","border-bottom-width","border-left-width"]);t.setStyleRelation("border-color",["border-top-color","border-right-color","border-bottom-color","border-left-color"]);t.setStyleRelation("border-style",["border-top-style","border-right-style","border-bottom-style","border-left-style"]);t.setStyleRelation("border-width",["border-top-width","border-right-width","border-bottom-width","border-left-width"]);t.setStyleRelation("border-top",["border-top-color","border-top-style","border-top-width"]);t.setStyleRelation("border-right",["border-right-color","border-right-style","border-right-width"]);t.setStyleRelation("border-bottom",["border-bottom-color","border-bottom-style","border-bottom-width"]);t.setStyleRelation("border-left",["border-left-color","border-left-style","border-left-width"])}function yL(t){const{color:e,style:i,width:n}=PL(t);return{path:"border",value:{color:kI(e),style:kI(i),width:kI(n)}}}function xL(t){return e=>{const{color:i,style:n,width:o}=PL(e);const r={};if(i!==undefined){r.color={[t]:i}}if(n!==undefined){r.style={[t]:n}}if(o!==undefined){r.width={[t]:o}}return{path:"border",value:r}}}function AL(t){return e=>({path:"border",value:CL(e,t)})}function CL(t,e){return{[e]:kI(t)}}function TL(t,e){return i=>({path:"border",value:{[t]:{[e]:i}}})}function EL(t){return(e,i)=>{if(i.border){return ML(i.border,t)}}}function ML(t,e){const i={};if(t.width&&t.width[e]){i.width=t.width[e]}if(t.style&&t.style[e]){i.style=t.style[e]}if(t.color&&t.color[e]){i.color=t.color[e]}return i}function PL(t){const e={};const i=AI(t);for(const t of i){if(lI(t)||/thin|medium|thick/.test(t)){e.width=t}else if(aI(t)){e.style=t}else{e.color=t}}return e}function SL(t){const e=[];e.push(...NL(ML(t,"top"),"top"));e.push(...NL(ML(t,"right"),"right"));e.push(...NL(ML(t,"bottom"),"bottom"));e.push(...NL(ML(t,"left"),"left"));return e}function IL(t){return e=>NL(e,t)}function NL(t,e){const i=[];if(t&&t.width!==undefined){i.push(t.width)}if(t&&t.style!==undefined){i.push(t.style)}if(t&&t.color!==undefined){i.push(t.color)}if(i.length){return[[`border-${e}`,i.join(" ")]]}return[]}function OL(t){t.setNormalizer("padding",xI("padding"));t.setNormalizer("padding-top",t=>({path:"padding.top",value:t}));t.setNormalizer("padding-right",t=>({path:"padding.right",value:t}));t.setNormalizer("padding-bottom",t=>({path:"padding.bottom",value:t}));t.setNormalizer("padding-left",t=>({path:"padding.left",value:t}));t.setReducer("padding",vI("padding"));t.setStyleRelation("padding",["padding-top","padding-right","padding-bottom","padding-left"])}function LL(t){t.setNormalizer("background",zL);t.setNormalizer("background-color",t=>({path:"background.color",value:t}));t.setReducer("background",t=>{const e=[];e.push(["background-color",t.color]);return e})}function zL(t){const e={};const i=AI(t);for(const t of i){if(fI(t)){e.repeat=e.repeat||[];e.repeat.push(t)}else if(gI(t)){e.position=e.position||[];e.position.push(t)}else if(bI(t)){e.attachment=t}else if(rI(t)){e.color=t}else if(_I(t)){e.image=t}}return{path:"background",value:e}}function RL(t,e,i,n){t.for("upcast").attributeToAttribute({view:{styles:{[n]:/[\s\S]+/}},model:{name:e,key:i,value:t=>t.getNormalizedStyle(n)}})}function jL(t,e){t.for("upcast").add(t=>t.on("element:"+e,(t,e,i)=>{const n=["border-top","border-right","border-bottom","border-left"].filter(t=>e.viewItem.hasStyle(t));if(!n.length){return}const o={styles:n};if(!i.consumable.test(e.viewItem,o)){return}if(!e.modelRange){e=Object.assign(e,i.convertChildren(e.viewItem,e.modelCursor))}const r=[...e.modelRange.getItems({shallow:true})].pop();i.consumable.consume(e.viewItem,o);i.writer.setAttribute("borderStyle",e.viewItem.getNormalizedStyle("border-style"),r);i.writer.setAttribute("borderColor",e.viewItem.getNormalizedStyle("border-color"),r);i.writer.setAttribute("borderWidth",e.viewItem.getNormalizedStyle("border-width"),r)}))}function DL(t,e,i,n){t.for("downcast").attributeToAttribute({model:{name:e,key:i},view:t=>({key:"style",value:{[n]:t}})})}function BL(t,e,i){t.for("downcast").add(t=>t.on(`attribute:${e}:table`,(t,e,n)=>{const{item:o,attributeNewValue:r}=e;const{mapper:s,writer:a}=n;if(!n.consumable.consume(e.item,t.name)){return}const c=[...s.toViewElement(o).getChildren()].find(t=>t.is("table"));if(r){a.setStyle(i,r,c)}else{a.removeStyle(i,c)}}))}class VL extends Rw{constructor(t,e){super(t);this.attributeName=e}refresh(){const t=this.editor;const e=xT(t.model.document.selection);this.isEnabled=!!e.length;this.value=this._getSingleValue(e)}execute(t={}){const{value:e,batch:i}=t;const n=this.editor.model;const o=xT(n.document.selection);const r=this._getValueToSet(e);n.enqueueChange(i||"default",t=>{if(r){o.forEach(e=>t.setAttribute(this.attributeName,r,e))}else{o.forEach(e=>t.removeAttribute(this.attributeName,e))}})}_getAttribute(t){if(!t){return}return t.getAttribute(this.attributeName)}_getValueToSet(t){return t}_getSingleValue(t){const e=this._getAttribute(t[0]);const i=t.every(t=>this._getAttribute(t)===e);return i?e:undefined}}class FL extends VL{constructor(t){super(t,"padding")}_getAttribute(t){if(!t){return}return lT(t.getAttribute(this.attributeName))}_getValueToSet(t){return dT(t,"px")}}class HL extends VL{constructor(t){super(t,"width")}_getValueToSet(t){return dT(t,"px")}}class WL extends VL{constructor(t){super(t,"height")}_getValueToSet(t){return dT(t,"px")}}class UL extends VL{constructor(t){super(t,"backgroundColor")}}class qL extends VL{constructor(t){super(t,"verticalAlignment")}}class $L extends VL{constructor(t){super(t,"horizontalAlignment")}}class YL extends VL{constructor(t){super(t,"borderStyle")}_getAttribute(t){if(!t){return}return lT(t.getAttribute(this.attributeName))}}class GL extends VL{constructor(t){super(t,"borderColor")}_getAttribute(t){if(!t){return}return lT(t.getAttribute(this.attributeName))}}class JL extends VL{constructor(t){super(t,"borderWidth")}_getAttribute(t){if(!t){return}return lT(t.getAttribute(this.attributeName))}_getValueToSet(t){return dT(t,"px")}}const XL=/^(top|bottom)$/;class QL extends Nw{static get pluginName(){return"TableCellPropertiesEditing"}static get requires(){return[zE]}init(){const t=this.editor;const e=t.model.schema;const i=t.conversion;t.data.addStyleProcessorRules(vL);KL(e,i);t.commands.add("tableCellBorderStyle",new YL(t));t.commands.add("tableCellBorderColor",new GL(t));t.commands.add("tableCellBorderWidth",new JL(t));ZL(e,i);t.commands.add("tableCellHorizontalAlignment",new $L(t));ez(e,i,"width","width");t.commands.add("tableCellWidth",new HL(t));ez(e,i,"height","height");t.commands.add("tableCellHeight",new WL(t));t.data.addStyleProcessorRules(OL);ez(e,i,"padding","padding");t.commands.add("tableCellPadding",new FL(t));t.data.addStyleProcessorRules(LL);ez(e,i,"backgroundColor","background-color");t.commands.add("tableCellBackgroundColor",new UL(t));tz(e,i);t.commands.add("tableCellVerticalAlignment",new qL(t))}}function KL(t,e){t.extend("tableCell",{allowAttributes:["borderWidth","borderColor","borderStyle"]});jL(e,"td");jL(e,"th");DL(e,"tableCell","borderStyle","border-style");DL(e,"tableCell","borderColor","border-color");DL(e,"tableCell","borderWidth","border-width")}function ZL(t,e){t.extend("tableCell",{allowAttributes:["horizontalAlignment"]});e.attributeToAttribute({model:{name:"tableCell",key:"horizontalAlignment",values:["right","center","justify"]},view:{right:{key:"style",value:{"text-align":"right"}},center:{key:"style",value:{"text-align":"center"}},justify:{key:"style",value:{"text-align":"justify"}}}})}function tz(t,e){t.extend("tableCell",{allowAttributes:["verticalAlignment"]});e.attributeToAttribute({model:{name:"tableCell",key:"verticalAlignment",values:["top","bottom"]},view:{top:{key:"style",value:{"vertical-align":"top"}},bottom:{key:"style",value:{"vertical-align":"bottom"}}}});e.for("upcast").attributeToAttribute({view:{attributes:{valign:XL}},model:{name:"tableCell",key:"verticalAlignment",value:t=>t.getAttribute("valign")}})}function ez(t,e,i,n){t.extend("tableCell",{allowAttributes:[i]});RL(e,"tableCell",i,n);DL(e,"tableCell",i,n)}class iz extends Nw{static get pluginName(){return"TableCellProperties"}static get requires(){return[QL,kL]}}class nz extends Rw{constructor(t,e){super(t);this.attributeName=e}refresh(){const t=this.editor;const e=t.model.document.selection;const i=sT("table",e.getFirstPosition());this.isEnabled=!!i;this.value=this._getValue(i)}execute(t={}){const e=this.editor.model;const i=e.document.selection;const{value:n,batch:o}=t;const r=sT("table",i.getFirstPosition());const s=this._getValueToSet(n);e.enqueueChange(o||"default",t=>{if(s){t.setAttribute(this.attributeName,s,r)}else{t.removeAttribute(this.attributeName,r)}})}_getValue(t){if(!t){return}return t.getAttribute(this.attributeName)}_getValueToSet(t){return t}}class oz extends nz{constructor(t){super(t,"backgroundColor")}}class rz extends nz{constructor(t){super(t,"borderColor")}_getValue(t){if(!t){return}return lT(t.getAttribute(this.attributeName))}}class sz extends nz{constructor(t){super(t,"borderStyle")}_getValue(t){if(!t){return}return lT(t.getAttribute(this.attributeName))}}class az extends nz{constructor(t){super(t,"borderWidth")}_getValue(t){if(!t){return}return lT(t.getAttribute(this.attributeName))}_getValueToSet(t){return dT(t,"px")}}class cz extends nz{constructor(t){super(t,"width")}_getValueToSet(t){return dT(t,"px")}}class lz extends nz{constructor(t){super(t,"height")}_getValueToSet(t){return dT(t,"px")}}class dz extends nz{constructor(t){super(t,"alignment")}}const uz=/^(left|right)$/;class hz extends Nw{static get pluginName(){return"TablePropertiesEditing"}static get requires(){return[zE]}init(){const t=this.editor;const e=t.model.schema;const i=t.conversion;t.data.addStyleProcessorRules(vL);fz(e,i);t.commands.add("tableBorderColor",new rz(t));t.commands.add("tableBorderStyle",new sz(t));t.commands.add("tableBorderWidth",new az(t));mz(e,i);t.commands.add("tableAlignment",new dz(t));pz(e,i,"width","width");t.commands.add("tableWidth",new cz(t));pz(e,i,"height","height");t.commands.add("tableHeight",new lz(t));t.data.addStyleProcessorRules(LL);gz(e,i,"backgroundColor","background-color");t.commands.add("tableBackgroundColor",new oz(t))}}function fz(t,e){t.extend("table",{allowAttributes:["borderWidth","borderColor","borderStyle"]});jL(e,"table");BL(e,"borderColor","border-color");BL(e,"borderStyle","border-style");BL(e,"borderWidth","border-width")}function mz(t,e){t.extend("table",{allowAttributes:["alignment"]});e.attributeToAttribute({model:{name:"table",key:"alignment",values:["left","right"]},view:{left:{key:"style",value:{float:"left"}},right:{key:"style",value:{float:"right"}}},converterPriority:"high"});e.for("upcast").attributeToAttribute({view:{attributes:{align:uz}},model:{name:"table",key:"alignment",value:t=>t.getAttribute("align")}})}function gz(t,e,i,n){t.extend("table",{allowAttributes:[i]});RL(e,"table",i,n);BL(e,i,n)}function pz(t,e,i,n){t.extend("table",{allowAttributes:[i]});RL(e,"table",i,n);DL(e,"table",i,n)}var bz=i(138);const wz={left:ev,center:iv,right:nv};class _z extends gb{constructor(t,e){super(t);this.set({borderStyle:"",borderWidth:"",borderColor:"",backgroundColor:"",width:"",height:"",alignment:""});this.options=e;const{borderStyleDropdown:i,borderWidthInput:n,borderColorInput:o,borderRowLabel:r}=this._createBorderFields();const{widthInput:s,operatorLabel:a,heightInput:c,dimensionsLabel:l}=this._createDimensionFields();const{alignmentToolbar:d,alignmentLabel:u}=this._createAlignmentFields();this.focusTracker=new xp;this.keystrokes=new dp;this.children=this.createCollection();this.borderStyleDropdown=i;this.borderWidthInput=n;this.borderColorInput=o;this.backgroundInput=this._createBackgroundField();this.widthInput=s;this.heightInput=c;this.alignmentToolbar=d;const{saveButtonView:h,cancelButtonView:f}=this._createActionButtons();this.saveButtonView=h;this.cancelButtonView=f;this._focusables=new Bp;this._focusCycler=new Nb({focusables:this._focusables,focusTracker:this.focusTracker,keystrokeHandler:this.keystrokes,actions:{focusPrevious:"shift + tab",focusNext:"tab"}});this.children.add(new cL(t,{label:this.t("Table properties")}));this.children.add(new sL(t,{labelView:r,children:[r,i,o,n],class:"ck-table-form__border-row"}));this.children.add(new sL(t,{children:[this.backgroundInput]}));this.children.add(new sL(t,{children:[new sL(t,{labelView:l,children:[l,s,a,c],class:"ck-table-form__dimensions-row"}),new sL(t,{labelView:u,children:[u,d],class:"ck-table-properties-form__alignment-row"})]}));this.children.add(new sL(t,{children:[this.saveButtonView,this.cancelButtonView],class:"ck-table-form__action-row"}));this.setTemplate({tag:"form",attributes:{class:["ck","ck-form","ck-table-form","ck-table-properties-form"],tabindex:"-1"},children:this.children})}render(){super.render();uk({view:this});[this.borderStyleDropdown,this.borderColorInput,this.borderWidthInput,this.backgroundInput,this.widthInput,this.heightInput,this.alignmentToolbar,this.saveButtonView,this.cancelButtonView].forEach(t=>{this._focusables.add(t);this.focusTracker.add(t.element)});this.keystrokes.listenTo(this.element)}focus(){this._focusCycler.focusFirst()}_createBorderFields(){const t=eL({colorConfig:this.options.borderColors,columns:5});const e=this.locale;const i=this.t;const n=new Ab(e);n.text=i("mf");const o=$O(this.t);const r=new zO(e,jO);r.set({label:i("mg"),class:"ck-table-form__border-style"});r.view.buttonView.set({isOn:false,withText:true,tooltip:i("mg")});r.view.buttonView.bind("label").to(this,"borderStyle",t=>o[t?t:"none"]);r.view.on("execute",t=>{this.borderStyle=t.source._borderStyleValue});hw(r.view,KO(this));const s=new zO(e,RO);s.set({label:i("mh"),class:"ck-table-form__border-width"});s.view.bind("value").to(this,"borderWidth");s.bind("isEnabled").to(this,"borderStyle",kz);s.view.on("input",()=>{this.borderWidth=s.view.element.value});const a=new zO(e,t);a.set({label:i("mi"),class:"ck-table-form__border-color"});a.view.bind("value").to(this,"borderColor");a.bind("isEnabled").to(this,"borderStyle",kz);a.view.on("input",()=>{this.borderColor=a.view.value});this.on("change:borderStyle",(t,e,i)=>{if(!kz(i)){this.borderColor="";this.borderWidth=""}});return{borderRowLabel:n,borderStyleDropdown:r,borderColorInput:a,borderWidthInput:s}}_createBackgroundField(){const t=eL({colorConfig:this.options.backgroundColors,columns:5});const e=this.locale;const i=this.t;const n=new zO(e,t);n.set({label:i("mj"),class:"ck-table-properties-form__background"});n.view.bind("value").to(this,"backgroundColor");n.view.on("input",()=>{this.backgroundColor=n.view.value});return n}_createDimensionFields(){const t=this.locale;const e=this.t;const i=new Ab(t);i.text=e("mk");const n=new zO(t,RO);n.set({label:e("mh"),class:"ck-table-form__dimensions-row__width"});n.view.bind("value").to(this,"width");n.view.on("input",()=>{this.width=n.view.element.value});const o=new gb(t);o.setTemplate({tag:"span",attributes:{class:["ck-table-form__dimension-operator"]},children:[{text:"×"}]});const r=new zO(t,RO);r.set({label:e("ml"),class:"ck-table-form__dimensions-row__height"});r.view.bind("value").to(this,"height");r.view.on("input",()=>{this.height=r.view.element.value});return{dimensionsLabel:i,widthInput:n,operatorLabel:o,heightInput:r}}_createAlignmentFields(){const t=this.locale;const e=this.t;const i=new Ab(t);i.text=e("my");const n=new _w(t);n.set({isCompact:true,ariaLabel:e("mz")});ZO({view:this,icons:wz,toolbar:n,labels:this._alignmentLabels,propertyName:"alignment",nameToValue:t=>t==="center"?"":t});return{alignmentLabel:i,alignmentToolbar:n}}_createActionButtons(){const t=this.locale;const e=this.t;const i=new Kb(t);const n=new Kb(t);const o=[this.borderWidthInput,this.borderColorInput,this.backgroundInput,this.widthInput,this.heightInput];i.set({label:e("lv"),icon:hk,class:"ck-button-save",type:"submit",withText:true});i.bind("isEnabled").toMany(o,"errorText",(...t)=>t.every(t=>!t));n.set({label:e("lw"),icon:fk,class:"ck-button-cancel",type:"cancel",withText:true});n.delegate("execute").to(this,"cancel");return{saveButtonView:i,cancelButtonView:n}}get _alignmentLabels(){const t=this.locale;const e=this.t;const i=e("na");const n=e("nb");const o=e("nc");if(t.uiLanguageDirection==="rtl"){return{right:o,center:n,left:i}}else{return{left:i,center:n,right:o}}}}function kz(t){return!!t}var vz='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M8 2v5h4V2h1v5h5v1h-5v4h.021l-.172.351-1.916.28-.151.027c-.287.063-.54.182-.755.341L8 13v5H7v-5H2v-1h5V8H2V7h5V2h1zm4 6H8v4h4V8z" opacity=".6"/><path d="M15.5 11.5l1.323 2.68 2.957.43-2.14 2.085.505 2.946L15.5 18.25l-2.645 1.39.505-2.945-2.14-2.086 2.957-.43L15.5 11.5zM17 1a2 2 0 0 1 2 2v9.475l-.85-.124-.857-1.736a2.048 2.048 0 0 0-.292-.44L17 3H3v14h7.808l.402.392L10.935 19H3a2 2 0 0 1-2-2V3a2 2 0 0 1 2-2h14z"/></svg>';const yz=500;class xz extends Nw{static get requires(){return[Mk]}static get pluginName(){return"TablePropertiesUI"}constructor(t){super(t);t.config.define("table.tableProperties",{borderColors:tL,backgroundColors:tL})}init(){const t=this.editor;const e=t.t;this._balloon=t.plugins.get(Mk);this.view=this._createPropertiesView();this._undoStepBatch=null;t.ui.componentFactory.add("tableProperties",t=>{const i=new Kb(t);i.set({label:e("ju"),icon:vz,tooltip:true});this.listenTo(i,"execute",()=>this._showView());return i})}destroy(){super.destroy();this.view.destroy()}_createPropertiesView(){const t=this.editor;const e=t.editing.view.document;const i=t.config.get("table.tableProperties");const n=NP(i.borderColors);const o=IP(t.locale,n);const r=NP(i.backgroundColors);const s=IP(t.locale,r);const a=new _z(t.locale,{borderColors:o,backgroundColors:s});const c=t.t;a.render();this.listenTo(a,"submit",()=>{this._hideView()});this.listenTo(a,"cancel",()=>{if(this._undoStepBatch.operations.length){t.execute("undo",this._undoStepBatch)}this._hideView()});a.keystrokes.set("Esc",(t,e)=>{this._hideView();e()});this.listenTo(t.ui,"update",()=>{if(!kT(e.selection)){this._hideView()}else if(this._isViewVisible){WO(t,"table")}});aw({emitter:a,activator:()=>this._isViewInBalloon,contextElements:[this._balloon.view.element],callback:()=>this._hideView()});const l=YO(c);const d=GO(c);a.on("change:borderStyle",this._getPropertyChangeCallback("tableBorderStyle"));a.on("change:borderColor",this._getValidatedPropertyChangeCallback({viewField:a.borderColorInput,commandName:"tableBorderColor",errorText:l,validator:JO}));a.on("change:borderWidth",this._getValidatedPropertyChangeCallback({viewField:a.borderWidthInput,commandName:"tableBorderWidth",errorText:d,validator:QO}));a.on("change:backgroundColor",this._getValidatedPropertyChangeCallback({viewField:a.backgroundInput,commandName:"tableBackgroundColor",errorText:l,validator:JO}));a.on("change:width",this._getValidatedPropertyChangeCallback({viewField:a.widthInput,commandName:"tableWidth",errorText:d,validator:XO}));a.on("change:height",this._getValidatedPropertyChangeCallback({viewField:a.heightInput,commandName:"tableHeight",errorText:d,validator:XO}));a.on("change:alignment",this._getPropertyChangeCallback("tableAlignment"));return a}_fillViewFormFromCommandValues(){const t=this.editor.commands;this.view.set({borderStyle:t.get("tableBorderStyle").value||"",borderColor:t.get("tableBorderColor").value||"",borderWidth:t.get("tableBorderWidth").value||"",backgroundColor:t.get("tableBackgroundColor").value||"",width:t.get("tableWidth").value||"",height:t.get("tableHeight").value||"",alignment:t.get("tableAlignment").value||""})}_showView(){const t=this.editor;this._balloon.add({view:this.view,position:UO(t)});this._undoStepBatch=t.model.createBatch();this._fillViewFormFromCommandValues();this.view.focus()}_hideView(){if(!this._isViewInBalloon){return}const t=this.editor;this.stopListening(t.ui,"update");this.view.saveButtonView.focus();this._balloon.remove(this.view);this.editor.editing.view.focus()}get _isViewVisible(){return this._balloon.visibleView===this.view}get _isViewInBalloon(){return this._balloon.hasView(this.view)}_getPropertyChangeCallback(t){return(e,i,n)=>{this.editor.execute(t,{value:n,batch:this._undoStepBatch})}}_getValidatedPropertyChangeCallback({commandName:t,viewField:e,validator:i,errorText:n}){const o=uh(()=>{e.errorText=n},yz);return(n,r,s)=>{o.cancel();if(i(s)){this.editor.execute(t,{value:s,batch:this._undoStepBatch});e.errorText=null}else{o()}}}}class Az extends Nw{static get pluginName(){return"TableProperties"}static get requires(){return[hz,xz]}}const Cz="todoListChecked";class Tz extends Rw{constructor(t){super(t);this._selectedElements=[];this.on("execute",()=>{this.refresh()},{priority:"highest"})}refresh(){this._selectedElements=this._getSelectedItems();this.value=this._selectedElements.every(t=>!!t.getAttribute("todoListChecked"));this.isEnabled=!!this._selectedElements.length}_getSelectedItems(){const t=this.editor.model;const e=t.schema;const i=t.document.selection.getFirstRange();const n=i.start.parent;const o=[];if(e.checkAttribute(n,Cz)){o.push(n)}for(const t of i.getItems()){if(e.checkAttribute(t,Cz)&&!o.includes(t)){o.push(t)}}return o}execute(t={}){this.editor.model.change(e=>{for(const i of this._selectedElements){const n=t.forceValue===undefined?!this.value:t.forceValue;if(n){e.setAttribute(Cz,true,i)}else{e.removeAttribute(Cz,i)}}})}}function Ez(t,e){return(i,n,o)=>{const r=o.consumable;if(!r.test(n.item,"insert")||!r.test(n.item,"attribute:listType")||!r.test(n.item,"attribute:listIndent")){return}if(n.item.getAttribute("listType")!="todo"){return}const s=n.item;r.consume(s,"insert");r.consume(s,"attribute:listType");r.consume(s,"attribute:listIndent");r.consume(s,"attribute:todoListChecked");const a=o.writer;const c=iA(s,o);const l=!!s.getAttribute("todoListChecked");const d=Lz(s,a,l,e);a.addClass("todo-list",c.parent);a.insert(a.createPositionAt(c,0),d);nA(s,c,o,t)}}function Mz(t){return(e,i,n)=>{const o=n.consumable;if(!o.test(i.item,"insert")||!o.test(i.item,"attribute:listType")||!o.test(i.item,"attribute:listIndent")){return}if(i.item.getAttribute("listType")!="todo"){return}o.consume(i.item,"insert");o.consume(i.item,"attribute:listType");o.consume(i.item,"attribute:listIndent");const r=n.writer;const s=i.item;const a=iA(s,n);r.addClass("todo-list",a.parent);const c=r.createAttributeElement("label",{class:"todo-list__label"});const l=r.createEmptyElement("input",{type:"checkbox",disabled:"disabled"});if(i.item.getAttribute("todoListChecked")){r.setAttribute("checked","checked",l);r.addClass("todo-list__label",c)}r.insert(r.createPositionAt(a,0),l);r.wrap(r.createRangeOn(l),c);nA(s,a,n,t)}}function Pz(t,e,i){const n=e.range.start.parent;if(n.name!="listItem"||n.getAttribute("listType")!="todo"){return}if(!i.consumable.consume(e.item,"insert")){return}const o=i.writer;const r=i.mapper.toViewPosition(e.range.start);const s=o.createText(e.item.data);const a=o.createAttributeElement("span",{class:"todo-list__label__description"});const c=r.parent.getChild(0);o.insert(o.createPositionAt(r.parent,"end"),s);o.wrap(o.createRangeOn(s),a);o.wrap(o.createRangeOn(s.parent),c)}function Sz(t,e,i){const n=e.modelCursor;const o=n.parent;const r=e.viewItem;if(r.getAttribute("type")!="checkbox"||o.name!="listItem"||!n.isAtStart){return}if(!i.consumable.consume(r,{name:true})){return}const s=i.writer;s.setAttribute("listType","todo",o);if(e.viewItem.hasAttribute("checked")){s.setAttribute("todoListChecked",true,o)}e.modelRange=s.createRange(n)}function Iz(t,e){return(i,n,o)=>{const r=o.mapper.toViewElement(n.item);const s=o.writer;if(n.attributeNewValue=="todo"){const e=!!n.item.getAttribute("todoListChecked");const i=Lz(n.item,s,e,t);s.addClass("todo-list",r.parent);s.insert(s.createPositionAt(r,0),i)}else if(n.attributeOldValue=="todo"){s.removeClass("todo-list",r.parent);s.remove(zz(r,e))}}}function Nz(t){return(e,i,n)=>{if(i.item.getAttribute("listType")!="todo"){return}if(!n.consumable.consume(i.item,"attribute:todoListChecked")){return}const{mapper:o,writer:r}=n;const s=!!i.item.getAttribute("todoListChecked");const a=o.toViewElement(i.item);const c=a.getChild(0);const l=Lz(i.item,r,s,t);r.insert(r.createPositionAfter(c),l);r.remove(c)}}function Oz(t,e){return(i,n)=>{const o=n.modelPosition;const r=o.parent;if(!r.is("listItem")||r.getAttribute("listType")!="todo"||o.offset!==0){return}const s=e.toViewElement(r);const a=zz(s,t);if(!a){return}if(a.nextSibling&&!a.nextSibling.is("uiElement")){n.viewPosition=t.createPositionAt(a.nextSibling,0)}else{n.viewPosition=t.createPositionAfter(a)}}}function Lz(t,e,i,n){const o=e.createUIElement("label",{class:"todo-list__label",contenteditable:false},(function(e){const o=_b(document,"input",{type:"checkbox"});if(i){o.setAttribute("checked","checked")}o.addEventListener("change",()=>n(t));const r=this.toDomElement(e);r.appendChild(o);return r}));return o}function zz(t,e){const i=e.createRangeIn(t);for(const t of i){if(t.item.is("uiElement","label")){return t.item}}}class Rz extends Nw{static get pluginName(){return"TodoListEditing"}static get requires(){return[MA]}init(){const t=this.editor;const{editing:e,data:i,model:n}=t;n.schema.extend("listItem",{allowAttributes:["todoListChecked"]});n.schema.addAttributeCheck((t,e)=>{const i=t.last;if(e=="todoListChecked"&&i.name=="listItem"&&i.getAttribute("listType")!="todo"){return false}});t.commands.add("todoList",new Qx(t,"todo"));t.commands.add("todoListCheck",new Tz(t));i.downcastDispatcher.on("insert:listItem",Mz(n),{priority:"high"});i.downcastDispatcher.on("insert:$text",Pz,{priority:"high"});e.downcastDispatcher.on("insert:listItem",Ez(n,t=>this._handleCheckmarkChange(t)),{priority:"high"});e.downcastDispatcher.on("attribute:listType:listItem",Iz(t=>this._handleCheckmarkChange(t),e.view));e.downcastDispatcher.on("attribute:todoListChecked:listItem",Nz(t=>this._handleCheckmarkChange(t)));e.mapper.on("modelToViewPosition",Oz(e.view,e.mapper));i.upcastDispatcher.on("element:input",Sz,{priority:"high"});const o=t.locale.contentLanguageDirection==="ltr"?"arrowleft":"arrowright";t.keystrokes.set(o,(t,e)=>jz(e,n));t.keystrokes.set("Ctrl+space",()=>t.execute("todoListCheck"));const r=new Set;this.listenTo(n,"applyOperation",(t,e)=>{const i=e[0];if(i.type=="rename"&&i.oldName=="listItem"){const t=i.position.nodeAfter;if(t.hasAttribute("todoListChecked")){r.add(t)}}else if(i.type=="changeAttribute"&&i.key=="listType"&&i.oldValue==="todo"){for(const t of i.range.getItems()){if(t.hasAttribute("todoListChecked")&&t.getAttribute("listType")!=="todo"){r.add(t)}}}});n.document.registerPostFixer(t=>{let e=false;for(const i of r){t.removeAttribute("todoListChecked",i);e=true}r.clear();return e})}_handleCheckmarkChange(t){const e=this.editor;const i=e.model;const n=Array.from(i.document.selection.getRanges());i.change(i=>{i.setSelection(t,"end");e.execute("todoListCheck");i.setSelection(n)})}}function jz(t,e){const i=e.schema;const n=e.document.selection;if(!n.isCollapsed){return}const o=n.getFirstPosition();const r=o.parent;if(r.name==="listItem"&&r.getAttribute("listType")=="todo"&&o.isAtStart){const n=i.getNearestSelectionRange(e.createPositionBefore(r),"backward");if(n){t();e.change(t=>t.setSelection(n))}}}var Dz='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M2.315 14.705l2.224-2.24a.689.689 0 0 1 .963 0 .664.664 0 0 1 0 .949L2.865 16.07a.682.682 0 0 1-.112.089.647.647 0 0 1-.852-.051L.688 14.886a.635.635 0 0 1 0-.903.647.647 0 0 1 .91 0l.717.722zm5.185.045a.75.75 0 0 1 .75-.75h9.5a.75.75 0 1 1 0 1.5h-9.5a.75.75 0 0 1-.75-.75zM2.329 5.745l2.21-2.226a.689.689 0 0 1 .963 0 .664.664 0 0 1 0 .95L2.865 7.125a.685.685 0 0 1-.496.196.644.644 0 0 1-.468-.187L.688 5.912a.635.635 0 0 1 0-.903.647.647 0 0 1 .91 0l.73.736zM7.5 5.75A.75.75 0 0 1 8.25 5h9.5a.75.75 0 1 1 0 1.5h-9.5a.75.75 0 0 1-.75-.75z"/></svg>';class Bz extends Nw{init(){const t=this.editor.t;aA(this.editor,"todoList",t("jw"),Dz)}}var Vz=i(140);class Fz extends Nw{static get requires(){return[Rz,Bz]}static get pluginName(){return"TodoList"}}const Hz="underline";class Wz extends Nw{static get pluginName(){return"UnderlineEditing"}init(){const t=this.editor;t.model.schema.extend("$text",{allowAttributes:Hz});t.model.schema.setAttributeProperties(Hz,{isFormatting:true,copyOnEnter:true});t.conversion.attributeToElement({model:Hz,view:"u",upcastAlso:{styles:{"text-decoration":"underline"}}});t.commands.add(Hz,new Gw(t,Hz));t.keystrokes.set("CTRL+U","underline")}}var Uz='<svg viewBox="0 0 20 20" xmlns="http://www.w3.org/2000/svg"><path d="M3 18v-1.5h14V18zm2.2-8V3.6c0-.4.4-.6.8-.6.3 0 .7.2.7.6v6.2c0 2 1.3 2.8 3.2 2.8 1.9 0 3.4-.9 3.4-2.9V3.6c0-.3.4-.5.8-.5.3 0 .7.2.7.5V10c0 2.7-2.2 4-4.9 4-2.6 0-4.7-1.2-4.7-4z"/></svg>';const qz="underline";class $z extends Nw{init(){const t=this.editor;const e=t.t;t.ui.componentFactory.add(qz,i=>{const n=t.commands.get(qz);const o=new Kb(i);o.set({label:e("jj"),icon:Uz,keystroke:"CTRL+U",tooltip:true,isToggleable:true});o.bind("isOn","isEnabled").to(n,"value","isEnabled");this.listenTo(o,"execute",()=>{t.execute(qz);t.editing.view.focus()});return o})}}class Yz extends Nw{static get requires(){return[Wz,$z]}static get pluginName(){return"Underline"}}function Gz(t){if(t.is("text")||t.is("textProxy")){return t.data}let e="";let i=null;for(const n of t.getChildren()){const t=Gz(n);if(i&&i.is("element")){e+="\n"}e+=t;i=n}return e}class Jz extends Nw{constructor(t){super(t);this.set("characters",0);this.set("words",0);Object.defineProperties(this,{characters:{get(){return this.characters=this._getCharacters()}},words:{get(){return this.words=this._getWords()}}});this.set("_wordsLabel");this.set("_charactersLabel");this._config=t.config.get("wordCount")||{};this._outputView;this._wordsMatchRegExp=Cl.features.isRegExpUnicodePropertySupported?new RegExp("[\\p{L}\\p{N}\\p{M}\\p{Pd}\\p{Pc}]+","gu"):/[_\-a-zA-Z0-9À-ž]+/gu}static get pluginName(){return"WordCount"}init(){const t=this.editor;t.model.document.on("change:data",WS(this._refreshStats.bind(this),250));if(typeof this._config.onUpdate=="function"){this.on("update",(t,e)=>{this._config.onUpdate(e)})}if(Gr(this._config.container)){this._config.container.appendChild(this.wordCountContainer)}}destroy(){if(this._outputView){this._outputView.element.remove();this._outputView.destroy()}super.destroy()}get wordCountContainer(){const t=this.editor;const e=t.t;const i=t.config.get("wordCount.displayWords");const n=t.config.get("wordCount.displayCharacters");const o=Hp.bind(this,this);const r=[];if(!this._outputView){this._outputView=new gb;if(i||i===undefined){this.bind("_wordsLabel").to(this,"words",t=>e("ix",[t]));r.push({tag:"div",children:[{text:[o.to("_wordsLabel")]}],attributes:{class:"ck-word-count__words"}})}if(n||n===undefined){this.bind("_charactersLabel").to(this,"characters",t=>e("iy",[t]));r.push({tag:"div",children:[{text:[o.to("_charactersLabel")]}],attributes:{class:"ck-word-count__characters"}})}this._outputView.setTemplate({tag:"div",attributes:{class:["ck","ck-word-count"]},children:r});this._outputView.render()}return this._outputView.element}_getCharacters(){const t=Gz(this.editor.model.document.getRoot());return t.replace(/\n/g,"").length}_getWords(){const t=Gz(this.editor.model.document.getRoot());const e=t.match(this._wordsMatchRegExp)||[];return e.length}_refreshStats(){const t=this.words=this._getWords();const e=this.characters=this._getCharacters();this.fire("update",{words:t,characters:e})}}class Xz extends Rw{execute(){const t=this.editor.model;const e=t.document;t.change(i=>{Qz(this.editor.model,i,e.selection,t.schema);this.fire("afterExecute",{writer:i})})}}function Qz(t,e,i,n){const o=i.isCollapsed;const r=i.getFirstRange();const s=r.start.parent;const a=r.end.parent;if(n.isLimit(s)||n.isLimit(a)){if(!o&&s==a){t.deleteContent(i)}return}if(o){const t=SM(e.model.schema,i.getAttributes());Kz(e,r.start);e.setSelectionAttribute(t)}else{const n=!(r.start.isAtStart&&r.end.isAtEnd);const o=s==a;t.deleteContent(i,{leaveUnmerged:n});if(n){if(o){Kz(e,i.focus)}else{e.setSelection(a,0)}}}}function Kz(t,e){t.split(e);t.setSelection(e.parent.nextSibling,0)}class Zz extends Nw{static get pluginName(){return"Enter"}init(){const t=this.editor;const e=t.editing.view;const i=e.document;e.addObserver(RM);t.commands.add("enter",new Xz(t));this.listenTo(i,"enter",(i,n)=>{n.preventDefault();if(n.isSoft){return}t.execute("enter");e.scrollToTheSelection()},{priority:"low"})}}class tR extends Nw{static get requires(){return[oy,Zz,jM,ZN,pC]}static get pluginName(){return"Essentials"}}class eR extends Tw{}eR.builtinPlugins=[Lw,Yw,t_,m_,jk,Jk,hv,bv,uy,by,xy,Xx,OA,CC,rT,nM,oM,kM,vM,PM,dP,jP,HP,ZP,lS,_S,SS,GS,TI,pN,bN,MN,LN,lO,gO,hO,dO,fO,uO,mO,vO,EO,OO,iz,Az,Fz,Yz,Jz,tR,n_]}])["default"]}));
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