Feat：节点富文本编辑中，如果粘贴的是smm格式的数据，那么取出第一个节点的纯文本进行粘贴

simple-mind-map/src/core/render/Render.js

@@ -26,7 +26,9 @@ import {
   getDataFromClipboard,
   htmlEscape,
   parseAddGeneralizationNodeList,
-  checkNodeListIsEqual
+  checkNodeListIsEqual,
+  createSmmFormatData,
+  checkSmmFormatData
 } from '../../utils'
 import { shapeList } from './node/Shape'
 import { lineStyleProps } from '../../themes/default'
@@ -876,20 +878,14 @@ class Render {
   copy() {
     this.beingCopyData = this.copyNode()
     if (!this.beingCopyData) return
-    setDataToClipboard({
-      simpleMindMap: true,
-      data: this.beingCopyData
-    })
+    setDataToClipboard(createSmmFormatData(this.beingCopyData))
   }
 
   // 剪切节点
   cut() {
     this.mindMap.execCommand('CUT_NODE', copyData => {
       this.beingCopyData = copyData
-      setDataToClipboard({
-        simpleMindMap: true,
-        data: copyData
-      })
+      setDataToClipboard(createSmmFormatData(copyData))
     })
   }
 
@@ -936,10 +932,11 @@ class Render {
             const res = await this.mindMap.opt.customHandleClipboardText(text)
             if (!isUndef(res)) {
               useDefault = false
-              if (typeof res === 'object' && res.simpleMindMap) {
-                smmData = res.data
+              const checkRes = checkSmmFormatData(res)
+              if (checkRes.isSmm) {
+                smmData = checkRes.data
               } else {
-                text = String(res)
+                text = checkRes.data
               }
             }
           } catch (error) {
@@ -948,13 +945,11 @@ class Render {
         }
         // 默认处理
         if (useDefault) {
-          try {
-            const parsedData = JSON.parse(text)
-            if (parsedData && parsedData.simpleMindMap) {
-              smmData = parsedData.data
-            }
-          } catch (error) {
-            errorHandler(ERROR_TYPES.PARSE_PASTE_DATA_ERROR, error)
+          const checkRes = checkSmmFormatData(text)
+          if (checkRes.isSmm) {
+            smmData = checkRes.data
+          } else {
+            text = checkRes.data
           }
         }
         if (smmData) {

simple-mind-map/src/plugins/RichText.js

@@ -6,7 +6,8 @@ import {
   getTextFromHtml,
   isWhite,
   getVisibleColorFromTheme,
-  isUndef
+  isUndef,
+  checkSmmFormatData
 } from '../utils'
 import { CONSTANTS } from '../constants/constant'
 
@@ -397,7 +398,7 @@ class RichText {
     // 拦截粘贴，只允许粘贴纯文本
     this.quill.clipboard.addMatcher(Node.TEXT_NODE, node => {
       let style = this.getPasteTextStyle()
-      return new Delta().insert(node.data, style)
+      return new Delta().insert(this.formatPasteText(node.data), style)
     })
     this.quill.clipboard.addMatcher(Node.ELEMENT_NODE, (node, delta) => {
       let ops = []
@@ -407,7 +408,7 @@ class RichText {
         if (op.insert && typeof op.insert === 'string' && op.insert !== '\n') {
           ops.push({
             attributes: { ...style },
-            insert: op.insert
+            insert: this.formatPasteText(op.insert)
           })
         }
       })
@@ -428,6 +429,17 @@ class RichText {
     return {}
   }
 
+  // 处理粘贴的文本内容
+  formatPasteText(text) {
+    const { isSmm, data } = checkSmmFormatData(text)
+    if (isSmm && data[0] && data[0].data) {
+      // 只取第一个节点的纯文本
+      return getTextFromHtml(data[0].data.text)
+    } else {
+      return text
+    }
+  }
+
   // 正则输入中文
   onCompositionStart() {
     if (!this.showTextEdit) {

simple-mind-map/src/utils/index.js

@@ -1027,3 +1027,34 @@ export const getChromeVersion = () => {
   }
   return ''
 }
+
+// 创建smm粘贴的粘贴数据
+export const createSmmFormatData = data => {
+  return {
+    simpleMindMap: true,
+    data
+  }
+}
+
+// 检查是否是smm粘贴格式的数据
+export const checkSmmFormatData = data => {
+  let smmData = null
+  // 如果是字符串，则尝试解析为对象
+  if (typeof data === 'string') {
+    try {
+      const parsedData = JSON.parse(data)
+      // 判断是否是对象，且存在属性标志
+      if (typeof parsedData === 'object' && parsedData.simpleMindMap) {
+        smmData = parsedData.data
+      }
+    } catch (error) {}
+  } else if (typeof data === 'object' && data.simpleMindMap) {
+    // 否则如果是对象，则检查属性标志
+    smmData = data.data
+  }
+  const isSmm = !!smmData
+  return {
+    isSmm,
+    data: isSmm ? smmData : String(data)
+  }
+}