// SiYuan - Refactor your thinking
// Copyright (c) 2020-present, b3log.org
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.

package model

import (
	"bytes"
	"os"
	"path/filepath"
	"sort"
	"strconv"
	"strings"
	"text/template"
	"time"

	"github.com/88250/gulu"
	"github.com/88250/lute/ast"
	"github.com/88250/lute/parse"
	"github.com/Masterminds/sprig/v3"
	"github.com/siyuan-note/dejavu/entity"
	"github.com/siyuan-note/filelock"
	"github.com/siyuan-note/logging"
	"github.com/siyuan-note/siyuan/kernel/av"
	"github.com/siyuan-note/siyuan/kernel/treenode"
	"github.com/siyuan-note/siyuan/kernel/util"
)

type BlockAttributeViewKeys struct {
	AvID      string          `json:"avID"`
	AvName    string          `json:"avName"`
	BlockIDs  []string        `json:"blockIDs"`
	KeyValues []*av.KeyValues `json:"keyValues"`
}

func GetBlockAttributeViewKeys(blockID string) (ret []*BlockAttributeViewKeys) {
	waitForSyncingStorages()

	ret = []*BlockAttributeViewKeys{}
	attrs := GetBlockAttrsWithoutWaitWriting(blockID)
	avs := attrs[av.NodeAttrNameAvs]
	if "" == avs {
		return
	}

	avIDs := strings.Split(avs, ",")
	for _, avID := range avIDs {
		attrView, err := av.ParseAttributeView(avID)
		if nil != err {
			logging.LogErrorf("parse attribute view [%s] failed: %s", avID, err)
			return
		}

		if 1 > len(attrView.Views) {
			err = av.ErrViewNotFound
			return
		}

		var keyValues []*av.KeyValues
		for _, kv := range attrView.KeyValues {
			kValues := &av.KeyValues{Key: kv.Key}
			for _, v := range kv.Values {
				if v.BlockID == blockID {
					kValues.Values = append(kValues.Values, v)
				}
			}

			switch kValues.Key.Type {
			case av.KeyTypeTemplate:
				kValues.Values = append(kValues.Values, &av.Value{ID: ast.NewNodeID(), KeyID: kValues.Key.ID, BlockID: blockID, Type: av.KeyTypeTemplate, Template: &av.ValueTemplate{Content: ""}})
			case av.KeyTypeCreated:
				kValues.Values = append(kValues.Values, &av.Value{ID: ast.NewNodeID(), KeyID: kValues.Key.ID, BlockID: blockID, Type: av.KeyTypeCreated})
			case av.KeyTypeUpdated:
				kValues.Values = append(kValues.Values, &av.Value{ID: ast.NewNodeID(), KeyID: kValues.Key.ID, BlockID: blockID, Type: av.KeyTypeUpdated})
			}

			if 0 < len(kValues.Values) {
				keyValues = append(keyValues, kValues)
			}
		}

		// 渲染自动生成的列值，比如模板列、创建时间列和更新时间列
		// 先处理创建时间和更新时间
		for _, kv := range keyValues {
			switch kv.Key.Type {
			case av.KeyTypeCreated:
				createdStr := blockID[:len("20060102150405")]
				created, parseErr := time.ParseInLocation("20060102150405", createdStr, time.Local)
				if nil == parseErr {
					kv.Values[0].Created = av.NewFormattedValueCreated(created.UnixMilli(), 0, av.CreatedFormatNone)
					kv.Values[0].Created.IsNotEmpty = true
				} else {
					logging.LogWarnf("parse created [%s] failed: %s", createdStr, parseErr)
					kv.Values[0].Created = av.NewFormattedValueCreated(time.Now().UnixMilli(), 0, av.CreatedFormatNone)
				}
			case av.KeyTypeUpdated:
				ial := GetBlockAttrsWithoutWaitWriting(blockID)
				updatedStr := ial["updated"]
				updated, parseErr := time.ParseInLocation("20060102150405", updatedStr, time.Local)
				if nil == parseErr {
					kv.Values[0].Updated = av.NewFormattedValueUpdated(updated.UnixMilli(), 0, av.UpdatedFormatNone)
					kv.Values[0].Updated.IsNotEmpty = true
				} else {
					logging.LogWarnf("parse updated [%s] failed: %s", updatedStr, parseErr)
					kv.Values[0].Updated = av.NewFormattedValueUpdated(time.Now().UnixMilli(), 0, av.UpdatedFormatNone)
				}
			}
		}
		// 再处理模板列
		for _, kv := range keyValues {
			switch kv.Key.Type {
			case av.KeyTypeTemplate:
				if 0 < len(kv.Values) {
					ial := map[string]string{}
					block := getRowBlockValue(keyValues)
					if !block.IsDetached {
						ial = GetBlockAttrsWithoutWaitWriting(blockID)
					}
					kv.Values[0].Template.Content = renderTemplateCol(ial, kv.Key.Template, keyValues)
				}
			}
		}

		// Attribute Panel - Database sort attributes by view column order https://github.com/siyuan-note/siyuan/issues/9319
		view, _ := attrView.GetCurrentView()
		if nil != view {
			sorts := map[string]int{}
			for i, col := range view.Table.Columns {
				sorts[col.ID] = i
			}

			sort.Slice(keyValues, func(i, j int) bool {
				return sorts[keyValues[i].Key.ID] < sorts[keyValues[j].Key.ID]
			})
		}

		blockIDs := av.GetMirrorBlockIDs(avID)
		if 1 > len(blockIDs) {
			// 老数据兼容处理
			avBts := treenode.GetBlockTreesByType("av")
			for _, avBt := range avBts {
				if nil == avBt {
					continue
				}
				tree, _ := loadTreeByBlockID(avBt.ID)
				if nil == tree {
					continue
				}
				node := treenode.GetNodeInTree(tree, avBt.ID)
				if nil == node {
					continue
				}
				if avID == node.AttributeViewID {
					blockIDs = append(blockIDs, avBt.ID)
				}
			}
			if 1 > len(blockIDs) {
				continue
			}
			blockIDs = gulu.Str.RemoveDuplicatedElem(blockIDs)
			for _, blockID := range blockIDs {
				av.UpsertBlockRel(avID, blockID)
			}
		}

		ret = append(ret, &BlockAttributeViewKeys{
			AvID:      avID,
			AvName:    attrView.Name,
			BlockIDs:  blockIDs,
			KeyValues: keyValues,
		})
	}
	return
}

func RenderRepoSnapshotAttributeView(indexID, avID string) (viewable av.Viewable, attrView *av.AttributeView, err error) {
	repo, err := newRepository()
	if nil != err {
		return
	}

	index, err := repo.GetIndex(indexID)
	if nil != err {
		return
	}

	files, err := repo.GetFiles(index)
	if nil != err {
		return
	}
	var avFile *entity.File
	for _, f := range files {
		if "/storage/av/"+avID+".json" == f.Path {
			avFile = f
			break
		}
	}

	if nil == avFile {
		attrView = av.NewAttributeView(avID)
	} else {
		data, readErr := repo.OpenFile(avFile)
		if nil != readErr {
			logging.LogErrorf("read attribute view [%s] failed: %s", avID, readErr)
			return
		}

		attrView = &av.AttributeView{}
		if err = gulu.JSON.UnmarshalJSON(data, attrView); nil != err {
			logging.LogErrorf("unmarshal attribute view [%s] failed: %s", avID, err)
			return
		}
	}

	viewable, err = renderAttributeView(attrView, "")
	return
}

func RenderHistoryAttributeView(avID, created string) (viewable av.Viewable, attrView *av.AttributeView, err error) {
	createdUnix, parseErr := strconv.ParseInt(created, 10, 64)
	if nil != parseErr {
		logging.LogErrorf("parse created [%s] failed: %s", created, parseErr)
		return
	}

	dirPrefix := time.Unix(createdUnix, 0).Format("2006-01-02-150405")
	globPath := filepath.Join(util.HistoryDir, dirPrefix+"*")
	matches, err := filepath.Glob(globPath)
	if nil != err {
		logging.LogErrorf("glob [%s] failed: %s", globPath, err)
		return
	}
	if 1 > len(matches) {
		return
	}

	historyDir := matches[0]
	avJSONPath := filepath.Join(historyDir, "storage", "av", avID+".json")
	if !gulu.File.IsExist(avJSONPath) {
		avJSONPath = filepath.Join(util.DataDir, "storage", "av", avID+".json")
	}
	if !gulu.File.IsExist(avJSONPath) {
		attrView = av.NewAttributeView(avID)
	} else {
		data, readErr := os.ReadFile(avJSONPath)
		if nil != readErr {
			logging.LogErrorf("read attribute view [%s] failed: %s", avID, readErr)
			return
		}

		attrView = &av.AttributeView{}
		if err = gulu.JSON.UnmarshalJSON(data, attrView); nil != err {
			logging.LogErrorf("unmarshal attribute view [%s] failed: %s", avID, err)
			return
		}
	}

	viewable, err = renderAttributeView(attrView, "")
	return
}

func RenderAttributeView(avID, viewID string) (viewable av.Viewable, attrView *av.AttributeView, err error) {
	waitForSyncingStorages()

	if avJSONPath := av.GetAttributeViewDataPath(avID); !filelock.IsExist(avJSONPath) {
		attrView = av.NewAttributeView(avID)
		if err = av.SaveAttributeView(attrView); nil != err {
			logging.LogErrorf("save attribute view [%s] failed: %s", avID, err)
			return
		}
	}

	attrView, err = av.ParseAttributeView(avID)
	if nil != err {
		logging.LogErrorf("parse attribute view [%s] failed: %s", avID, err)
		return
	}

	viewable, err = renderAttributeView(attrView, viewID)
	return
}

func renderAttributeView(attrView *av.AttributeView, viewID string) (viewable av.Viewable, err error) {
	if 1 > len(attrView.Views) {
		view, _ := av.NewTableViewWithBlockKey(ast.NewNodeID())
		attrView.Views = append(attrView.Views, view)
		attrView.ViewID = view.ID
		if err = av.SaveAttributeView(attrView); nil != err {
			logging.LogErrorf("save attribute view [%s] failed: %s", attrView.ID, err)
			return
		}
	}

	var view *av.View
	if "" != viewID {
		view = attrView.GetView(viewID)
		if nil != view && viewID != attrView.ViewID {
			attrView.ViewID = viewID
			if err = av.SaveAttributeView(attrView); nil != err {
				logging.LogErrorf("save attribute view [%s] failed: %s", attrView.ID, err)
				return
			}
		}
	} else {
		if "" != attrView.ViewID {
			view, _ = attrView.GetCurrentView()
		}
	}

	if nil == view {
		view = attrView.Views[0]
	}

	// 做一些数据兼容和订正处理，保存的时候也会做 av.SaveAttributeView()
	currentTimeMillis := util.CurrentTimeMillis()
	for _, kv := range attrView.KeyValues {
		switch kv.Key.Type {
		case av.KeyTypeBlock: // 补全 block 的创建时间和更新时间
			for _, v := range kv.Values {
				if 0 == v.Block.Created {
					if "" == v.Block.ID {
						v.Block.ID = v.BlockID
						if "" == v.Block.ID {
							v.Block.ID = ast.NewNodeID()
							v.BlockID = v.Block.ID
						}
					}

					createdStr := v.Block.ID[:len("20060102150405")]
					created, parseErr := time.ParseInLocation("20060102150405", createdStr, time.Local)
					if nil == parseErr {
						v.Block.Created = created.UnixMilli()
					} else {
						v.Block.Created = currentTimeMillis
					}
				}
				if 0 == v.Block.Updated {
					v.Block.Updated = currentTimeMillis
				}
			}
		}
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		// 列删除以后需要删除设置的过滤和排序
		tmpFilters := []*av.ViewFilter{}
		for _, f := range view.Table.Filters {
			if k, _ := attrView.GetKey(f.Column); nil != k {
				tmpFilters = append(tmpFilters, f)
			}
		}
		view.Table.Filters = tmpFilters

		tmpSorts := []*av.ViewSort{}
		for _, s := range view.Table.Sorts {
			if k, _ := attrView.GetKey(s.Column); nil != k {
				tmpSorts = append(tmpSorts, s)
			}
		}
		view.Table.Sorts = tmpSorts

		viewable, err = renderAttributeViewTable(attrView, view)
	}

	viewable.FilterRows()
	viewable.SortRows()
	viewable.CalcCols()
	return
}

func renderTemplateCol(ial map[string]string, tplContent string, rowValues []*av.KeyValues) string {
	if "" == ial["id"] {
		block := getRowBlockValue(rowValues)
		ial["id"] = block.Block.ID
	}
	if "" == ial["updated"] {
		block := getRowBlockValue(rowValues)
		ial["updated"] = time.UnixMilli(block.Block.Updated).Format("20060102150405")
	}

	funcMap := sprig.TxtFuncMap()
	goTpl := template.New("").Delims(".action{", "}")
	tpl, tplErr := goTpl.Funcs(funcMap).Parse(tplContent)
	if nil != tplErr {
		logging.LogWarnf("parse template [%s] failed: %s", tplContent, tplErr)
		return ""
	}

	buf := &bytes.Buffer{}
	dataModel := map[string]interface{}{} // 复制一份 IAL 以避免修改原始数据
	for k, v := range ial {
		dataModel[k] = v

		// Database template column supports `created` and `updated` built-in variables https://github.com/siyuan-note/siyuan/issues/9364
		createdStr := ial["id"]
		if "" != createdStr {
			createdStr = createdStr[:len("20060102150405")]
		}
		created, parseErr := time.ParseInLocation("20060102150405", createdStr, time.Local)
		if nil == parseErr {
			dataModel["created"] = created
		} else {
			logging.LogWarnf("parse created [%s] failed: %s", createdStr, parseErr)
			dataModel["created"] = time.Now()
		}
		updatedStr := ial["updated"]
		updated, parseErr := time.ParseInLocation("20060102150405", updatedStr, time.Local)
		if nil == parseErr {
			dataModel["updated"] = updated
		} else {
			dataModel["updated"] = time.Now()
		}
	}
	for _, rowValue := range rowValues {
		if 0 < len(rowValue.Values) {
			v := rowValue.Values[0]
			if av.KeyTypeNumber == v.Type {
				dataModel[rowValue.Key.Name] = v.Number.Content
			} else {
				dataModel[rowValue.Key.Name] = v.String()
			}
		}
	}
	if err := tpl.Execute(buf, dataModel); nil != err {
		logging.LogWarnf("execute template [%s] failed: %s", tplContent, err)
	}
	return buf.String()
}

func renderAttributeViewTable(attrView *av.AttributeView, view *av.View) (ret *av.Table, err error) {
	ret = &av.Table{
		ID:      view.ID,
		Icon:    view.Icon,
		Name:    view.Name,
		Columns: []*av.TableColumn{},
		Rows:    []*av.TableRow{},
		Filters: view.Table.Filters,
		Sorts:   view.Table.Sorts,
	}

	// 组装列
	for _, col := range view.Table.Columns {
		key, getErr := attrView.GetKey(col.ID)
		if nil != getErr {
			err = getErr
			return
		}

		ret.Columns = append(ret.Columns, &av.TableColumn{
			ID:           key.ID,
			Name:         key.Name,
			Type:         key.Type,
			Icon:         key.Icon,
			Options:      key.Options,
			NumberFormat: key.NumberFormat,
			Template:     key.Template,
			Wrap:         col.Wrap,
			Hidden:       col.Hidden,
			Width:        col.Width,
			Pin:          col.Pin,
			Calc:         col.Calc,
		})
	}

	// 生成行
	rows := map[string][]*av.KeyValues{}
	for _, keyValues := range attrView.KeyValues {
		for _, val := range keyValues.Values {
			values := rows[val.BlockID]
			if nil == values {
				values = []*av.KeyValues{{Key: keyValues.Key, Values: []*av.Value{val}}}
			} else {
				values = append(values, &av.KeyValues{Key: keyValues.Key, Values: []*av.Value{val}})
			}
			rows[val.BlockID] = values
		}
	}

	// 过滤掉不存在的行
	var notFound []string
	for blockID, keyValues := range rows {
		blockValue := getRowBlockValue(keyValues)
		if nil == blockValue {
			notFound = append(notFound, blockID)
			continue
		}

		if blockValue.IsDetached {
			continue
		}

		if nil != blockValue.Block && "" == blockValue.Block.ID {
			notFound = append(notFound, blockID)
			continue
		}

		if treenode.GetBlockTree(blockID) == nil {
			notFound = append(notFound, blockID)
		}
	}
	for _, blockID := range notFound {
		delete(rows, blockID)
	}

	// 生成行单元格
	for rowID, row := range rows {
		var tableRow av.TableRow
		for _, col := range ret.Columns {
			var tableCell *av.TableCell
			for _, keyValues := range row {
				if keyValues.Key.ID == col.ID {
					tableCell = &av.TableCell{
						ID:        keyValues.Values[0].ID,
						Value:     keyValues.Values[0],
						ValueType: col.Type,
					}
					break
				}
			}
			if nil == tableCell {
				tableCell = &av.TableCell{
					ID:        ast.NewNodeID(),
					ValueType: col.Type,
				}
			}
			tableRow.ID = rowID

			switch tableCell.ValueType {
			case av.KeyTypeNumber: // 格式化数字
				if nil != tableCell.Value && nil != tableCell.Value.Number && tableCell.Value.Number.IsNotEmpty {
					tableCell.Value.Number.Format = col.NumberFormat
					tableCell.Value.Number.FormatNumber()
				}
			case av.KeyTypeTemplate: // 渲染模板列
				tableCell.Value = &av.Value{ID: tableCell.ID, KeyID: col.ID, BlockID: rowID, Type: av.KeyTypeTemplate, Template: &av.ValueTemplate{Content: col.Template}}
			case av.KeyTypeCreated: // 填充创建时间列值，后面再渲染
				tableCell.Value = &av.Value{ID: tableCell.ID, KeyID: col.ID, BlockID: rowID, Type: av.KeyTypeCreated}
			case av.KeyTypeUpdated: // 填充更新时间列值，后面再渲染
				tableCell.Value = &av.Value{ID: tableCell.ID, KeyID: col.ID, BlockID: rowID, Type: av.KeyTypeUpdated}
			}

			treenode.FillAttributeViewTableCellNilValue(tableCell, rowID, col.ID)

			tableRow.Cells = append(tableRow.Cells, tableCell)
		}
		ret.Rows = append(ret.Rows, &tableRow)
	}

	// 渲染自动生成的列值，比如模板列、创建时间列和更新时间列
	for _, row := range ret.Rows {
		for _, cell := range row.Cells {
			switch cell.ValueType {
			case av.KeyTypeTemplate: // 渲染模板列
				keyValues := rows[row.ID]
				ial := map[string]string{}
				block := row.GetBlockValue()
				if !block.IsDetached {
					ial = GetBlockAttrsWithoutWaitWriting(row.ID)
				}
				content := renderTemplateCol(ial, cell.Value.Template.Content, keyValues)
				cell.Value.Template.Content = content
			case av.KeyTypeCreated: // 渲染创建时间
				createdStr := row.ID[:len("20060102150405")]
				created, parseErr := time.ParseInLocation("20060102150405", createdStr, time.Local)
				if nil == parseErr {
					cell.Value.Created = av.NewFormattedValueCreated(created.UnixMilli(), 0, av.CreatedFormatNone)
					cell.Value.Created.IsNotEmpty = true
				} else {
					cell.Value.Created = av.NewFormattedValueCreated(time.Now().UnixMilli(), 0, av.CreatedFormatNone)
				}
			case av.KeyTypeUpdated: // 渲染更新时间
				ial := map[string]string{}
				block := row.GetBlockValue()
				if !block.IsDetached {
					ial = GetBlockAttrsWithoutWaitWriting(row.ID)
				}
				updatedStr := ial["updated"]
				if "" == updatedStr {
					block := row.GetBlockValue()
					cell.Value.Updated = av.NewFormattedValueUpdated(block.Block.Updated, 0, av.UpdatedFormatNone)
					cell.Value.Updated.IsNotEmpty = true
				} else {
					updated, parseErr := time.ParseInLocation("20060102150405", updatedStr, time.Local)
					if nil == parseErr {
						cell.Value.Updated = av.NewFormattedValueUpdated(updated.UnixMilli(), 0, av.UpdatedFormatNone)
						cell.Value.Updated.IsNotEmpty = true
					} else {
						cell.Value.Updated = av.NewFormattedValueUpdated(time.Now().UnixMilli(), 0, av.UpdatedFormatNone)
					}
				}
			}
		}
	}

	// 自定义排序
	sortRowIDs := map[string]int{}
	if 0 < len(view.Table.RowIDs) {
		for i, rowID := range view.Table.RowIDs {
			sortRowIDs[rowID] = i
		}
	}

	sort.Slice(ret.Rows, func(i, j int) bool {
		iv := sortRowIDs[ret.Rows[i].ID]
		jv := sortRowIDs[ret.Rows[j].ID]
		if iv == jv {
			return ret.Rows[i].ID < ret.Rows[j].ID
		}
		return iv < jv
	})
	return
}

func getRowBlockValue(keyValues []*av.KeyValues) (ret *av.Value) {
	for _, kv := range keyValues {
		if av.KeyTypeBlock == kv.Key.Type && 0 < len(kv.Values) {
			ret = kv.Values[0]
			break
		}
	}
	return
}

func (tx *Transaction) doRemoveAttrViewView(operation *Operation) (ret *TxErr) {
	var err error
	avID := operation.AvID
	attrView, err := av.ParseAttributeView(avID)
	if nil != err {
		logging.LogErrorf("parse attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrCodeBlockNotFound, id: avID}
	}

	if 1 >= len(attrView.Views) {
		logging.LogWarnf("can't remove last view [%s] of attribute view [%s]", operation.ID, avID)
		return
	}

	viewID := operation.ID
	var index int
	for i, view := range attrView.Views {
		if viewID == view.ID {
			attrView.Views = append(attrView.Views[:i], attrView.Views[i+1:]...)
			index = i - 1
			break
		}
	}

	attrView.ViewID = attrView.Views[index].ID
	if err = av.SaveAttributeView(attrView); nil != err {
		logging.LogErrorf("save attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrCodeWriteTree, msg: err.Error(), id: avID}
	}
	return
}

func (tx *Transaction) doDuplicateAttrViewView(operation *Operation) (ret *TxErr) {
	var err error
	avID := operation.AvID
	attrView, err := av.ParseAttributeView(avID)
	if nil != err {
		logging.LogErrorf("parse attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrWriteAttributeView, id: avID}
	}

	masterView := attrView.GetView(operation.PreviousID)
	if nil == masterView {
		logging.LogErrorf("get master view failed: %s", avID)
		return &TxErr{code: TxErrWriteAttributeView, id: avID}
	}

	view := av.NewTableView()
	view.ID = operation.ID
	attrView.Views = append(attrView.Views, view)
	attrView.ViewID = view.ID

	view.Icon = masterView.Icon
	view.Name = attrView.GetDuplicateViewName(masterView.Name)
	view.LayoutType = masterView.LayoutType

	for _, col := range masterView.Table.Columns {
		view.Table.Columns = append(view.Table.Columns, &av.ViewTableColumn{
			ID:     col.ID,
			Wrap:   col.Wrap,
			Hidden: col.Hidden,
			Pin:    col.Pin,
			Width:  col.Width,
			Calc:   col.Calc,
		})
	}

	for _, filter := range masterView.Table.Filters {
		view.Table.Filters = append(view.Table.Filters, &av.ViewFilter{
			Column:   filter.Column,
			Operator: filter.Operator,
			Value:    filter.Value,
		})
	}

	for _, s := range masterView.Table.Sorts {
		view.Table.Sorts = append(view.Table.Sorts, &av.ViewSort{
			Column: s.Column,
			Order:  s.Order,
		})
	}

	if err = av.SaveAttributeView(attrView); nil != err {
		logging.LogErrorf("save attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrWriteAttributeView, msg: err.Error(), id: avID}
	}
	return
}

func (tx *Transaction) doAddAttrViewView(operation *Operation) (ret *TxErr) {
	var err error
	avID := operation.AvID
	attrView, err := av.ParseAttributeView(avID)
	if nil != err {
		logging.LogErrorf("parse attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrWriteAttributeView, id: avID}
	}

	firstView := attrView.Views[0]
	if nil == firstView {
		logging.LogErrorf("get first view failed: %s", avID)
		return &TxErr{code: TxErrWriteAttributeView, id: avID}
	}

	view := av.NewTableView()
	view.ID = operation.ID
	attrView.Views = append(attrView.Views, view)
	attrView.ViewID = view.ID

	for _, col := range firstView.Table.Columns {
		view.Table.Columns = append(view.Table.Columns, &av.ViewTableColumn{ID: col.ID})
	}

	if err = av.SaveAttributeView(attrView); nil != err {
		logging.LogErrorf("save attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrWriteAttributeView, msg: err.Error(), id: avID}
	}
	return
}

func (tx *Transaction) doSetAttrViewViewName(operation *Operation) (ret *TxErr) {
	var err error
	avID := operation.AvID
	attrView, err := av.ParseAttributeView(avID)
	if nil != err {
		logging.LogErrorf("parse attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrWriteAttributeView, id: avID}
	}

	viewID := operation.ID
	view := attrView.GetView(viewID)
	if nil == view {
		logging.LogErrorf("get view [%s] failed: %s", viewID, err)
		return &TxErr{code: TxErrWriteAttributeView, id: viewID}
	}

	view.Name = strings.TrimSpace(operation.Data.(string))
	if err = av.SaveAttributeView(attrView); nil != err {
		logging.LogErrorf("save attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrWriteAttributeView, msg: err.Error(), id: avID}
	}
	return
}

func (tx *Transaction) doSetAttrViewViewIcon(operation *Operation) (ret *TxErr) {
	var err error
	avID := operation.AvID
	attrView, err := av.ParseAttributeView(avID)
	if nil != err {
		logging.LogErrorf("parse attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrWriteAttributeView, id: avID}
	}

	viewID := operation.ID
	view := attrView.GetView(viewID)
	if nil == view {
		logging.LogErrorf("get view [%s] failed: %s", viewID, err)
		return &TxErr{code: TxErrWriteAttributeView, id: viewID}
	}

	view.Icon = operation.Data.(string)
	if err = av.SaveAttributeView(attrView); nil != err {
		logging.LogErrorf("save attribute view [%s] failed: %s", avID, err)
		return &TxErr{code: TxErrWriteAttributeView, msg: err.Error(), id: avID}
	}
	return
}

func (tx *Transaction) doSetAttrViewName(operation *Operation) (ret *TxErr) {
	err := setAttributeViewName(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewName(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.ID)
	if nil != err {
		return
	}

	attrView.Name = strings.TrimSpace(operation.Data.(string))
	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSetAttrViewFilters(operation *Operation) (ret *TxErr) {
	err := setAttributeViewFilters(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewFilters(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	operationData := operation.Data.([]interface{})
	data, err := gulu.JSON.MarshalJSON(operationData)
	if nil != err {
		return
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		if err = gulu.JSON.UnmarshalJSON(data, &view.Table.Filters); nil != err {
			return
		}
	}

	for _, filter := range view.Table.Filters {
		var key *av.Key
		key, err = attrView.GetKey(filter.Column)
		if nil != err {
			return
		}

		filter.Value.Type = key.Type
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSetAttrViewSorts(operation *Operation) (ret *TxErr) {
	err := setAttributeViewSorts(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewSorts(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	operationData := operation.Data.([]interface{})
	data, err := gulu.JSON.MarshalJSON(operationData)
	if nil != err {
		return
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		if err = gulu.JSON.UnmarshalJSON(data, &view.Table.Sorts); nil != err {
			return
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSetAttrViewColCalc(operation *Operation) (ret *TxErr) {
	err := setAttributeViewColumnCalc(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewColumnCalc(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	operationData := operation.Data.(interface{})
	data, err := gulu.JSON.MarshalJSON(operationData)
	if nil != err {
		return
	}

	calc := &av.ColumnCalc{}
	switch view.LayoutType {
	case av.LayoutTypeTable:
		if err = gulu.JSON.UnmarshalJSON(data, calc); nil != err {
			return
		}

		for _, column := range view.Table.Columns {
			if column.ID == operation.ID {
				column.Calc = calc
				break
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doInsertAttrViewBlock(operation *Operation) (ret *TxErr) {
	for _, id := range operation.SrcIDs {
		tree, err := tx.loadTree(id)
		if nil != err && !operation.IsDetached {
			logging.LogErrorf("load tree [%s] failed: %s", id, err)
			return &TxErr{code: TxErrCodeBlockNotFound, id: id, msg: err.Error()}
		}

		var avErr error
		if avErr = addAttributeViewBlock(id, operation, tree, tx); nil != avErr {
			return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: avErr.Error()}
		}
	}
	return
}

func addAttributeViewBlock(blockID string, operation *Operation, tree *parse.Tree, tx *Transaction) (err error) {
	var node *ast.Node
	if !operation.IsDetached {
		node = treenode.GetNodeInTree(tree, blockID)
		if nil == node {
			err = ErrBlockNotFound
			return
		}

		if ast.NodeAttributeView == node.Type {
			// 不能将一个属性视图拖拽到另一个属性视图中
			return
		}
	} else {
		if "" == blockID {
			blockID = ast.NewNodeID()
			logging.LogWarnf("detached block id is empty, generate a new one [%s]", blockID)
		}
	}

	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	// 不允许重复添加相同的块到属性视图中
	blockValues := attrView.GetBlockKeyValues()
	for _, blockValue := range blockValues.Values {
		if blockValue.Block.ID == blockID {
			return
		}
	}

	var content string
	if !operation.IsDetached {
		content = getNodeRefText(node)
	}
	now := time.Now().UnixMilli()
	value := &av.Value{ID: ast.NewNodeID(), KeyID: blockValues.Key.ID, BlockID: blockID, Type: av.KeyTypeBlock, IsDetached: operation.IsDetached, IsInitialized: false, Block: &av.ValueBlock{ID: blockID, Content: content, Created: now, Updated: now}}
	blockValues.Values = append(blockValues.Values, value)

	if !operation.IsDetached {
		attrs := parse.IAL2Map(node.KramdownIAL)

		if "" == attrs[av.NodeAttrNameAvs] {
			attrs[av.NodeAttrNameAvs] = operation.AvID
		} else {
			avIDs := strings.Split(attrs[av.NodeAttrNameAvs], ",")
			avIDs = append(avIDs, operation.AvID)
			avIDs = gulu.Str.RemoveDuplicatedElem(avIDs)
			attrs[av.NodeAttrNameAvs] = strings.Join(avIDs, ",")
		}

		if err = setNodeAttrsWithTx(tx, node, tree, attrs); nil != err {
			return
		}
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		if "" != operation.PreviousID {
			for i, id := range view.Table.RowIDs {
				if id == operation.PreviousID {
					view.Table.RowIDs = append(view.Table.RowIDs[:i+1], append([]string{blockID}, view.Table.RowIDs[i+1:]...)...)
					break
				}
			}
		} else {
			view.Table.RowIDs = append([]string{blockID}, view.Table.RowIDs...)
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doRemoveAttrViewBlock(operation *Operation) (ret *TxErr) {
	err := tx.removeAttributeViewBlock(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID}
	}
	return
}

func (tx *Transaction) removeAttributeViewBlock(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	trees := map[string]*parse.Tree{}
	for _, keyValues := range attrView.KeyValues {
		tmp := keyValues.Values[:0]
		for i, values := range keyValues.Values {
			if !gulu.Str.Contains(values.BlockID, operation.SrcIDs) {
				tmp = append(tmp, keyValues.Values[i])
			} else {
				// Remove av block also remove node attr https://github.com/siyuan-note/siyuan/issues/9091#issuecomment-1709824006
				if bt := treenode.GetBlockTree(values.BlockID); nil != bt {
					tree := trees[bt.RootID]
					if nil == tree {
						tree, _ = loadTreeByBlockID(values.BlockID)
					}

					if nil != tree {
						trees[bt.RootID] = tree
						if node := treenode.GetNodeInTree(tree, values.BlockID); nil != node {
							attrs := parse.IAL2Map(node.KramdownIAL)
							if ast.NodeDocument == node.Type {
								delete(attrs, "custom-hidden")
								node.RemoveIALAttr("custom-hidden")
							}

							if avs := attrs[av.NodeAttrNameAvs]; "" != avs {
								avIDs := strings.Split(avs, ",")
								avIDs = gulu.Str.RemoveElem(avIDs, operation.AvID)
								if 0 == len(avIDs) {
									delete(attrs, av.NodeAttrNameAvs)
									node.RemoveIALAttr(av.NodeAttrNameAvs)
								} else {
									attrs[av.NodeAttrNameAvs] = strings.Join(avIDs, ",")
									node.SetIALAttr(av.NodeAttrNameAvs, strings.Join(avIDs, ","))
								}
							}

							if err = setNodeAttrsWithTx(tx, node, tree, attrs); nil != err {
								return
							}
						}
					}
				}
			}
		}
		keyValues.Values = tmp
	}

	for _, blockID := range operation.SrcIDs {
		view.Table.RowIDs = gulu.Str.RemoveElem(view.Table.RowIDs, blockID)
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSetAttrViewColumnWidth(operation *Operation) (ret *TxErr) {
	err := setAttributeViewColWidth(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewColWidth(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		for _, column := range view.Table.Columns {
			if column.ID == operation.ID {
				column.Width = operation.Data.(string)
				break
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSetAttrViewColumnWrap(operation *Operation) (ret *TxErr) {
	err := setAttributeViewColWrap(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewColWrap(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		for _, column := range view.Table.Columns {
			if column.ID == operation.ID {
				column.Wrap = operation.Data.(bool)
				break
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSetAttrViewColumnHidden(operation *Operation) (ret *TxErr) {
	err := setAttributeViewColHidden(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewColHidden(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		for _, column := range view.Table.Columns {
			if column.ID == operation.ID {
				column.Hidden = operation.Data.(bool)
				break
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSetAttrViewColumnPin(operation *Operation) (ret *TxErr) {
	err := setAttributeViewColPin(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewColPin(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		for _, column := range view.Table.Columns {
			if column.ID == operation.ID {
				column.Pin = operation.Data.(bool)
				break
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSetAttrViewColumnIcon(operation *Operation) (ret *TxErr) {
	err := setAttributeViewColIcon(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func setAttributeViewColIcon(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	for _, keyValues := range attrView.KeyValues {
		if keyValues.Key.ID == operation.ID {
			keyValues.Key.Icon = operation.Data.(string)
			break
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSortAttrViewRow(operation *Operation) (ret *TxErr) {
	err := sortAttributeViewRow(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func sortAttributeViewRow(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	var rowID string
	var index, previousIndex int
	for i, r := range view.Table.RowIDs {
		if r == operation.ID {
			rowID = r
			index = i
			break
		}
	}
	if "" == rowID {
		return
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		view.Table.RowIDs = append(view.Table.RowIDs[:index], view.Table.RowIDs[index+1:]...)
		for i, r := range view.Table.RowIDs {
			if r == operation.PreviousID {
				previousIndex = i + 1
				break
			}
		}
		view.Table.RowIDs = util.InsertElem(view.Table.RowIDs, previousIndex, rowID)
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doSortAttrViewColumn(operation *Operation) (ret *TxErr) {
	err := sortAttributeViewColumn(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func sortAttributeViewColumn(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	switch view.LayoutType {
	case av.LayoutTypeTable:
		var col *av.ViewTableColumn
		var index, previousIndex int
		for i, column := range view.Table.Columns {
			if column.ID == operation.ID {
				col = column
				index = i
				break
			}
		}
		if nil == col {
			return
		}

		view.Table.Columns = append(view.Table.Columns[:index], view.Table.Columns[index+1:]...)
		for i, column := range view.Table.Columns {
			if column.ID == operation.PreviousID {
				previousIndex = i + 1
				break
			}
		}
		view.Table.Columns = util.InsertElem(view.Table.Columns, previousIndex, col)
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doAddAttrViewColumn(operation *Operation) (ret *TxErr) {
	err := addAttributeViewColumn(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func addAttributeViewColumn(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	view, err := attrView.GetCurrentView()
	if nil != err {
		return
	}

	keyType := av.KeyType(operation.Typ)
	switch keyType {
	case av.KeyTypeText, av.KeyTypeNumber, av.KeyTypeDate, av.KeyTypeSelect, av.KeyTypeMSelect, av.KeyTypeURL, av.KeyTypeEmail, av.KeyTypePhone, av.KeyTypeMAsset, av.KeyTypeTemplate, av.KeyTypeCreated, av.KeyTypeUpdated, av.KeyTypeCheckbox:
		var icon string
		if nil != operation.Data {
			icon = operation.Data.(string)
		}
		key := av.NewKey(operation.ID, operation.Name, icon, keyType)
		attrView.KeyValues = append(attrView.KeyValues, &av.KeyValues{Key: key})

		switch view.LayoutType {
		case av.LayoutTypeTable:
			view.Table.Columns = append(view.Table.Columns, &av.ViewTableColumn{ID: key.ID})
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doUpdateAttrViewColTemplate(operation *Operation) (ret *TxErr) {
	err := updateAttributeViewColTemplate(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func updateAttributeViewColTemplate(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	colType := av.KeyType(operation.Typ)
	switch colType {
	case av.KeyTypeTemplate:
		for _, keyValues := range attrView.KeyValues {
			if keyValues.Key.ID == operation.ID && av.KeyTypeTemplate == keyValues.Key.Type {
				keyValues.Key.Template = operation.Data.(string)
				break
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doUpdateAttrViewColNumberFormat(operation *Operation) (ret *TxErr) {
	err := updateAttributeViewColNumberFormat(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func updateAttributeViewColNumberFormat(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	colType := av.KeyType(operation.Typ)
	switch colType {
	case av.KeyTypeNumber:
		for _, keyValues := range attrView.KeyValues {
			if keyValues.Key.ID == operation.ID && av.KeyTypeNumber == keyValues.Key.Type {
				keyValues.Key.NumberFormat = av.NumberFormat(operation.Format)
				break
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doUpdateAttrViewColumn(operation *Operation) (ret *TxErr) {
	err := updateAttributeViewColumn(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func updateAttributeViewColumn(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	colType := av.KeyType(operation.Typ)
	switch colType {
	case av.KeyTypeBlock, av.KeyTypeText, av.KeyTypeNumber, av.KeyTypeDate, av.KeyTypeSelect, av.KeyTypeMSelect, av.KeyTypeURL, av.KeyTypeEmail, av.KeyTypePhone, av.KeyTypeMAsset, av.KeyTypeTemplate, av.KeyTypeCreated, av.KeyTypeUpdated, av.KeyTypeCheckbox:
		for _, keyValues := range attrView.KeyValues {
			if keyValues.Key.ID == operation.ID {
				keyValues.Key.Name = operation.Name
				keyValues.Key.Type = colType
				break
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doRemoveAttrViewColumn(operation *Operation) (ret *TxErr) {
	err := removeAttributeViewColumn(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func removeAttributeViewColumn(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	for i, keyValues := range attrView.KeyValues {
		if keyValues.Key.ID == operation.ID {
			attrView.KeyValues = append(attrView.KeyValues[:i], attrView.KeyValues[i+1:]...)
			break
		}
	}

	for _, view := range attrView.Views {
		switch view.LayoutType {
		case av.LayoutTypeTable:
			for i, column := range view.Table.Columns {
				if column.ID == operation.ID {
					view.Table.Columns = append(view.Table.Columns[:i], view.Table.Columns[i+1:]...)
					break
				}
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doReplaceAttrViewBlock(operation *Operation) (ret *TxErr) {
	err := replaceAttributeViewBlock(operation, tx)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID}
	}
	return
}

func replaceAttributeViewBlock(operation *Operation, tx *Transaction) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	var node *ast.Node
	if !operation.IsDetached {
		node, _, _ = getNodeByBlockID(tx, operation.NextID)
	}

	for _, keyValues := range attrView.KeyValues {
		for _, value := range keyValues.Values {
			if value.BlockID == operation.PreviousID {
				value.BlockID = operation.NextID
				if nil != value.Block {
					value.Block.ID = operation.NextID
					value.IsDetached = operation.IsDetached
					if !operation.IsDetached {
						value.Block.Content = getNodeRefText(node)
					}
				}

				if !operation.IsDetached {
					bindBlockAv(tx, operation.AvID, operation.NextID)
				}
			}
		}
	}

	for _, v := range attrView.Views {
		switch v.LayoutType {
		case av.LayoutTypeTable:
			for _, rowID := range v.Table.RowIDs {
				if rowID == operation.NextID {
					return
				}
			}

			for i, rowID := range v.Table.RowIDs {
				if rowID == operation.PreviousID {
					v.Table.RowIDs[i] = operation.NextID
				}
			}
		}
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doUpdateAttrViewCell(operation *Operation) (ret *TxErr) {
	err := updateAttributeViewCell(operation, tx)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func updateAttributeViewCell(operation *Operation, tx *Transaction) (err error) {
	err = UpdateAttributeViewCell(tx, operation.AvID, operation.KeyID, operation.RowID, operation.ID, operation.Data)
	return
}

func UpdateAttributeViewCell(tx *Transaction, avID, keyID, rowID, cellID string, valueData interface{}) (err error) {
	attrView, err := av.ParseAttributeView(avID)
	if nil != err {
		return
	}

	var val *av.Value
	for _, keyValues := range attrView.KeyValues {
		if keyID != keyValues.Key.ID {
			continue
		}

		for _, value := range keyValues.Values {
			if cellID == value.ID {
				val = value
				val.Type = keyValues.Key.Type
				break
			}
		}

		if nil == val {
			val = &av.Value{ID: cellID, KeyID: keyValues.Key.ID, BlockID: rowID, Type: keyValues.Key.Type}
			keyValues.Values = append(keyValues.Values, val)
		}
		break
	}

	oldIsDetached := val.IsDetached

	data, err := gulu.JSON.MarshalJSON(valueData)
	if nil != err {
		return
	}
	if err = gulu.JSON.UnmarshalJSON(data, &val); nil != err {
		return
	}

	if oldIsDetached && !val.IsDetached {
		// 将游离行绑定到新建的块上
		bindBlockAv(tx, avID, rowID)
	}

	for _, kv := range attrView.KeyValues {
		if av.KeyTypeBlock == kv.Key.Type {
			for _, v := range kv.Values {
				if rowID == v.Block.ID {
					v.Block.Updated = time.Now().UnixMilli()
					v.IsInitialized = true
					break
				}
			}
			break
		}
	}

	if err = av.SaveAttributeView(attrView); nil != err {
		return
	}
	return
}

func bindBlockAv(tx *Transaction, avID, blockID string) {
	node, tree, err := getNodeByBlockID(tx, blockID)
	if nil != err {
		return
	}

	attrs := parse.IAL2Map(node.KramdownIAL)
	if "" == attrs[av.NodeAttrNameAvs] {
		attrs[av.NodeAttrNameAvs] = avID
	} else {
		avIDs := strings.Split(attrs[av.NodeAttrNameAvs], ",")
		if gulu.Str.Contains(avID, avIDs) {
			return
		}

		avIDs = append(avIDs, avID)
		avIDs = gulu.Str.RemoveDuplicatedElem(avIDs)
		attrs[av.NodeAttrNameAvs] = strings.Join(avIDs, ",")
	}

	if nil != tx {
		err = setNodeAttrsWithTx(tx, node, tree, attrs)
	} else {
		err = setNodeAttrs(node, tree, attrs)
	}
	if nil != err {
		logging.LogWarnf("set node [%s] attrs failed: %s", blockID, err)
		return
	}
	return
}

func getNodeByBlockID(tx *Transaction, blockID string) (node *ast.Node, tree *parse.Tree, err error) {
	if nil != tx {
		tree, err = tx.loadTree(blockID)
	} else {
		tree, err = loadTreeByBlockID(blockID)
	}
	if nil != err {
		logging.LogWarnf("load tree by block id [%s] failed: %s", blockID, err)
		return
	}
	node = treenode.GetNodeInTree(tree, blockID)
	if nil == node {
		logging.LogWarnf("node [%s] not found in tree [%s]", blockID, tree.ID)
		return
	}
	return
}

func (tx *Transaction) doUpdateAttrViewColOptions(operation *Operation) (ret *TxErr) {
	err := updateAttributeViewColumnOptions(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func updateAttributeViewColumnOptions(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	jsonData, err := gulu.JSON.MarshalJSON(operation.Data)
	if nil != err {
		return
	}

	options := []*av.KeySelectOption{}
	if err = gulu.JSON.UnmarshalJSON(jsonData, &options); nil != err {
		return
	}

	for _, keyValues := range attrView.KeyValues {
		if keyValues.Key.ID == operation.ID {
			keyValues.Key.Options = options
			err = av.SaveAttributeView(attrView)
			return
		}
	}
	return
}

func (tx *Transaction) doRemoveAttrViewColOption(operation *Operation) (ret *TxErr) {
	err := removeAttributeViewColumnOption(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func removeAttributeViewColumnOption(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	optName := operation.Data.(string)

	key, err := attrView.GetKey(operation.ID)
	if nil != err {
		return
	}

	for i, opt := range key.Options {
		if optName == opt.Name {
			key.Options = append(key.Options[:i], key.Options[i+1:]...)
			break
		}
	}

	for _, keyValues := range attrView.KeyValues {
		if keyValues.Key.ID != operation.ID {
			continue
		}

		for _, value := range keyValues.Values {
			if nil == value || nil == value.MSelect {
				continue
			}

			for i, opt := range value.MSelect {
				if optName == opt.Content {
					value.MSelect = append(value.MSelect[:i], value.MSelect[i+1:]...)
					break
				}
			}
		}
		break
	}

	err = av.SaveAttributeView(attrView)
	return
}

func (tx *Transaction) doUpdateAttrViewColOption(operation *Operation) (ret *TxErr) {
	err := updateAttributeViewColumnOption(operation)
	if nil != err {
		return &TxErr{code: TxErrWriteAttributeView, id: operation.AvID, msg: err.Error()}
	}
	return
}

func updateAttributeViewColumnOption(operation *Operation) (err error) {
	attrView, err := av.ParseAttributeView(operation.AvID)
	if nil != err {
		return
	}

	key, err := attrView.GetKey(operation.ID)
	if nil != err {
		return
	}

	data := operation.Data.(map[string]interface{})

	oldName := data["oldName"].(string)
	newName := data["newName"].(string)
	newColor := data["newColor"].(string)

	for i, opt := range key.Options {
		if oldName == opt.Name {
			key.Options[i].Name = newName
			key.Options[i].Color = newColor
			break
		}
	}

	for _, keyValues := range attrView.KeyValues {
		if keyValues.Key.ID != operation.ID {
			continue
		}

		for _, value := range keyValues.Values {
			if nil == value || nil == value.MSelect {
				continue
			}

			for i, opt := range value.MSelect {
				if oldName == opt.Content {
					value.MSelect[i].Content = newName
					value.MSelect[i].Color = newColor
					break
				}
			}
		}
		break
	}

	err = av.SaveAttributeView(attrView)
	return
}