优化错误处理逻辑，增加用户不存在时的自动登出功能。更新阅读页内容解析，支持TipTap HTML格式，提升用户体验。

miniprogram/pages/read/read.js

@@ -9,36 +9,17 @@
  * - 使用状态机（accessState）规范权限流转
  * - 异常统一保守处理，避免误解锁
  *
- * 更新: 正文 @某人（{{@userId:昵称}}）
+ * 更新: 正文 @某人（TipTap HTML <span data-type="mention">）
  * - contentSegments 解析每行，mention 高亮可点；点击→确认→登录/资料校验→POST /api/miniprogram/ckb/lead
- * - 回归：无@ 时仍按段展示；未登录/无联系方式/重复点击均有提示或去重
  */
 
 import accessManager from '../../utils/chapterAccessManager'
 import readingTracker from '../../utils/readingTracker'
 const { parseScene } = require('../../utils/scene.js')
+const contentParser = require('../../utils/contentParser.js')
 
 const app = getApp()
 
-// 解析单行中的 {{@userId:昵称}} 为片段数组，用于阅读页 @ 高亮与点击
-function parseLineToSegments(line) {
-  const segments = []
-  const re = /\{\{@([^:]+):(.*?)\}\}/g
-  let lastEnd = 0
-  let m
-  while ((m = re.exec(line)) !== null) {
-    if (m.index > lastEnd) {
-      segments.push({ type: 'text', text: line.slice(lastEnd, m.index) })
-    }
-    segments.push({ type: 'mention', userId: String(m[1]).trim(), nickname: String(m[2] || '').trim() })
-    lastEnd = re.lastIndex
-  }
-  if (lastEnd < line.length) {
-    segments.push({ type: 'text', text: line.slice(lastEnd) })
-  }
-  return segments.length ? segments : [{ type: 'text', text: line }]
-}
-
 Page({
   data: {
     // 系统信息
@@ -233,12 +214,12 @@ Page({
       this.setData({ section })
       
       if (res && res.content) {
-        const lines = res.content.split('\n').filter(line => line.trim())
+        const { lines, segments } = contentParser.parseContent(res.content)
         const previewCount = Math.ceil(lines.length * 0.2)
         const updates = {
           content: res.content,
           contentParagraphs: lines,
-          contentSegments: lines.map(parseLineToSegments),
+          contentSegments: segments,
           previewParagraphs: lines.slice(0, previewCount),
           partTitle: res.partTitle || '',
           chapterTitle: res.chapterTitle || ''
@@ -258,13 +239,13 @@ Page({
       try {
         const cached = wx.getStorageSync(cacheKey)
         if (cached && cached.content) {
-          const lines = cached.content.split('\n').filter(line => line.trim())
+          const { lines, segments } = contentParser.parseContent(cached.content)
           const previewCount = Math.ceil(lines.length * 0.2)
           
           this.setData({
             content: cached.content,
             contentParagraphs: lines,
-            contentSegments: lines.map(parseLineToSegments),
+            contentSegments: segments,
             previewParagraphs: lines.slice(0, previewCount)
           })
           console.log('[Read] 从本地缓存加载成功')
@@ -369,7 +350,7 @@ Page({
     // 3. 都失败，显示加载中并持续重试
     this.setData({
       contentParagraphs: ['章节内容加载中...', '正在尝试连接服务器，请稍候...'],
-      contentSegments: [parseLineToSegments('章节内容加载中...'), parseLineToSegments('正在尝试连接服务器，请稍候...')],
+      contentSegments: contentParser.parseContent('章节内容加载中...\n正在尝试连接服务器，请稍候...').segments,
       previewParagraphs: ['章节内容加载中...']
     })
     
@@ -396,9 +377,9 @@ Page({
     })
   },
   
-  // 设置章节内容
+  // 设置章节内容（兼容纯文本/Markdown 与 TipTap HTML）
   setChapterContent(res) {
-    const lines = res.content.split('\n').filter(line => line.trim())
+    const { lines, segments } = contentParser.parseContent(res.content)
     const previewCount = Math.ceil(lines.length * 0.2)
     const sectionPrice = this.data.sectionPrice ?? 1
     const sectionTitle = (res.sectionTitle || res.title || '').trim()
@@ -414,7 +395,7 @@ Page({
       content: res.content,
       previewContent: lines.slice(0, previewCount).join('\n'),
       contentParagraphs: lines,
-      contentSegments: lines.map(parseLineToSegments),
+      contentSegments: segments,
       previewParagraphs: lines.slice(0, previewCount),
       partTitle: res.partTitle || '',
       // 导航栏、分享等使用的文章标题，同样统一为 sectionTitle
@@ -440,7 +421,7 @@ Page({
     if (currentRetry >= maxRetries) {
       this.setData({
         contentParagraphs: ['内容加载失败', '请检查网络连接后下拉刷新重试'],
-        contentSegments: [parseLineToSegments('内容加载失败'), parseLineToSegments('请检查网络连接后下拉刷新重试')],
+        contentSegments: contentParser.parseContent('内容加载失败\n请检查网络连接后下拉刷新重试').segments,
         previewParagraphs: ['内容加载失败']
       })
       return