改进数据库属性面板样式、添加占位符

app/src/assets/scss/business/_custom.scss

@@ -17,6 +17,11 @@
       padding: 7px 8px;
       line-height: 26px;
       min-height: 26px;
+
+      &[data-type="created"],
+      &[data-type="updated"] {
+        padding: 4px 8px;
+      }
     }
 
     .av__checkbox {
@@ -72,7 +77,7 @@
       }
     }
 
-    & > [data-dtype]:empty:before {
+    [placeholder]:empty:before {
       color: var(--b3-empty-color);
       content: attr(placeholder);
     }

app/src/protyle/render/av/blockAttr.ts

@@ -84,7 +84,7 @@ export const genAVValueHTML = (value: IAVCellValue) => {
             });
             break;
         case "date":
-            html = `<span class="av__celltext" data-value='${JSON.stringify(value[value.type])}'>`;
+            html = `<span class="av__celltext" data-value='${JSON.stringify(value[value.type])}' placeholder="${window.siyuan.languages.empty}">`;
             if (value[value.type] && value[value.type].isNotEmpty) {
                 html += dayjs(value[value.type].content).format(value[value.type].isNotTime ? "YYYY-MM-DD" : "YYYY-MM-DD HH:mm");
             }
@@ -100,12 +100,12 @@ export const genAVValueHTML = (value: IAVCellValue) => {
             }
             break;
         case "url":
-            html = `<input value="${value.url.content}" class="b3-text-field b3-text-field--text fn__flex-1">
+            html = `<input value="${value.url.content}" class="b3-text-field b3-text-field--text fn__flex-1" placeholder="${window.siyuan.languages.empty}">
 <span class="fn__space"></span>
 <a href="${value.url.content}" target="_blank" aria-label="${window.siyuan.languages.openBy}" class="block__icon block__icon--show fn__flex-center b3-tooltips__w b3-tooltips"><svg><use xlink:href="#iconLink"></use></svg></a>`;
             break;
         case "phone":
-            html = `<input value="${value.phone.content}" class="b3-text-field b3-text-field--text fn__flex-1">
+            html = `<input value="${value.phone.content}" class="b3-text-field b3-text-field--text fn__flex-1" placeholder="${window.siyuan.languages.empty}">
 <span class="fn__space"></span>
 <a href="tel:${value.phone.content}" target="_blank" aria-label="${window.siyuan.languages.openBy}" class="block__icon block__icon--show fn__flex-center b3-tooltips__w b3-tooltips"><svg><use xlink:href="#iconPhone"></use></svg></a>`;
             break;
@@ -113,10 +113,10 @@ export const genAVValueHTML = (value: IAVCellValue) => {
             html = `<svg class="av__checkbox"><use xlink:href="#icon${value.checkbox.checked ? "Check" : "Uncheck"}"></use></svg>`;
             break;
         case "template":
-            html = `<div class="fn__flex-1">${value.template.content}</div>`;
+            html = `<div class="fn__flex-1" placeholder="${window.siyuan.languages.empty}">${value.template.content}</div>`;
             break;
         case "email":
-            html = `<input value="${value.email.content}" class="b3-text-field b3-text-field--text fn__flex-1">
+            html = `<input value="${value.email.content}" class="b3-text-field b3-text-field--text fn__flex-1" placeholder="${window.siyuan.languages.empty}">
 <span class="fn__space"></span>
 <a href="mailto:${value.email.content}" target="_blank" aria-label="${window.siyuan.languages.openBy}" class="block__icon block__icon--show fn__flex-center b3-tooltips__w b3-tooltips"><svg><use xlink:href="#iconEmail"></use></svg></a>`;
             break;
@@ -188,7 +188,7 @@ export const renderAVAttribute = (element: HTMLElement, id: string, protyle: IPr
         <span>${escapeHtml(item.key.name)}</span>
     </div>
     <div data-av-id="${table.avID}" data-col-id="${item.values[0].keyID}" data-block-id="${item.values[0].blockID}" data-id="${item.values[0].id}" data-type="${item.values[0].type}" 
-data-options="${item.key?.options ? escapeAttr(JSON.stringify(item.key.options)) : "[]"}" placeholder="${window.siyuan.languages.empty}" 
+data-options="${item.key?.options ? escapeAttr(JSON.stringify(item.key.options)) : "[]"}"${["text", "number", "date", "url", "phone", "template", "email"].includes(item.values[0].type) ? "" : " placeholder="${window.siyuan.languages.empty}"}" 
 class="fn__flex-1 fn__flex${["url", "text", "number", "email", "phone"].includes(item.values[0].type) ? "" : ["block", "created", "updated"].includes(item.values[0].type) ? " custom-attr__avvalue--readonly" : " custom-attr__avvalue"}">${genAVValueHTML(item.values[0])}</div>
 </div>`;
             });