修复群公告解析错误

electron/services/chatService.ts

@@ -1268,6 +1268,15 @@ class ChatService {
       case 8589934592049:
         return '[转账]'
       default:
+        // 检查是否是 type=87 的群公告消息
+        if (xmlType === '87') {
+          const textAnnouncement = this.extractXmlValue(content, 'textannouncement')
+          if (textAnnouncement) {
+            return `[群公告] ${textAnnouncement}`
+          }
+          return '[群公告]'
+        }
+
         // 检查是否是 type=57 的引用消息
         if (xmlType === '57') {
           const title = this.extractXmlValue(content, 'title')
@@ -1291,6 +1300,15 @@ class ChatService {
     const title = this.extractXmlValue(content, 'title')
     const type = this.extractXmlValue(content, 'type')
 
+    // 群公告消息（type 87）特殊处理
+    if (type === '87') {
+      const textAnnouncement = this.extractXmlValue(content, 'textannouncement')
+      if (textAnnouncement) {
+        return `[群公告] ${textAnnouncement}`
+      }
+      return '[群公告]'
+    }
+
     if (title) {
       switch (type) {
         case '5':
@@ -1324,6 +1342,8 @@ class ChatService {
         return '[小程序]'
       case '2000':
         return '[转账]'
+      case '87':
+        return '[群公告]'
       default:
         return '[消息]'
     }

electron/services/exportService.ts

@@ -413,6 +413,15 @@ class ExportService {
         if (xmlType) {
           const title = this.extractXmlValue(content, 'title')
           
+          // 群公告消息（type 87）
+          if (xmlType === '87') {
+            const textAnnouncement = this.extractXmlValue(content, 'textannouncement')
+            if (textAnnouncement) {
+              return `[群公告] ${textAnnouncement}`
+            }
+            return '[群公告]'
+          }
+          
           // 转账消息
           if (xmlType === '2000') {
             const feedesc = this.extractXmlValue(content, 'feedesc')
@@ -496,6 +505,15 @@ class ExportService {
       const subType = typeMatch ? parseInt(typeMatch[1], 10) : 0
       const title = this.extractXmlValue(normalized, 'title') || this.extractXmlValue(normalized, 'appname')
       
+      // 群公告消息（type 87）
+      if (subType === 87) {
+        const textAnnouncement = this.extractXmlValue(normalized, 'textannouncement')
+        if (textAnnouncement) {
+          return `[群公告]${textAnnouncement}`
+        }
+        return '[群公告]'
+      }
+      
       // 转账消息特殊处理
       if (subType === 2000 || title.includes('转账') || normalized.includes('transfer')) {
         const feedesc = this.extractXmlValue(normalized, 'feedesc')
@@ -686,6 +704,7 @@ class ExportService {
       
       if (xmlType) {
         switch (xmlType) {
+          case '87': return '群公告'
           case '2000': return '转账消息'
           case '5': return '链接消息'
           case '6': return '文件消息'

src/pages/ChatPage.scss

@@ -2510,4 +2510,65 @@
       color: white;
     }
   }
+
+  .announcement-message {
+    background: rgba(255, 255, 255, 0.15);
+    
+    .announcement-label {
+      color: rgba(255, 255, 255, 0.8);
+    }
+    
+    .announcement-text {
+      color: white;
+    }
+    
+    .announcement-icon {
+      color: white;
+    }
+  }
+}
+
+// 群公告消息
+.announcement-message {
+  display: flex;
+  gap: 12px;
+  align-items: flex-start;
+  padding: 12px 14px;
+  background: var(--hover-color);
+  border-radius: 12px;
+  max-width: 320px;
+  
+  .announcement-icon {
+    flex-shrink: 0;
+    width: 28px;
+    height: 28px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+    color: #f59e42;
+    
+    svg {
+      width: 20px;
+      height: 20px;
+    }
+  }
+  
+  .announcement-content {
+    flex: 1;
+    min-width: 0;
+    
+    .announcement-label {
+      font-size: 12px;
+      color: var(--text-tertiary);
+      margin-bottom: 4px;
+    }
+    
+    .announcement-text {
+      font-size: 14px;
+      color: var(--text-primary);
+      line-height: 1.5;
+      word-break: break-word;
+      white-space: pre-wrap;
+    }
+  }
 }

src/pages/ChatPage.tsx

@@ -2622,6 +2622,7 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
       let desc = ''
       let url = ''
       let appMsgType = ''
+      let textAnnouncement = ''
 
       try {
         const content = message.rawContent || message.parsedContent || ''
@@ -2635,10 +2636,29 @@ function MessageBubble({ message, session, showTime, myAvatarUrl, isGroupChat, o
         desc = doc.querySelector('des')?.textContent || ''
         url = doc.querySelector('url')?.textContent || ''
         appMsgType = doc.querySelector('appmsg > type')?.textContent || doc.querySelector('type')?.textContent || ''
+        textAnnouncement = doc.querySelector('textannouncement')?.textContent || ''
       } catch (e) {
         console.error('解析 AppMsg 失败:', e)
       }
 
+      // 群公告消息 (type=87)
+      if (appMsgType === '87') {
+        const announcementText = textAnnouncement || desc || '群公告'
+        return (
+          <div className="announcement-message">
+            <div className="announcement-icon">
+              <svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2">
+                <path d="M22 17H2a3 3 0 0 0 3-3V9a7 7 0 0 1 14 0v5a3 3 0 0 0 3 3zm-8.27 4a2 2 0 0 1-3.46 0" />
+              </svg>
+            </div>
+            <div className="announcement-content">
+              <div className="announcement-label">群公告</div>
+              <div className="announcement-text">{announcementText}</div>
+            </div>
+          </div>
+        )
+      }
+
       // 聊天记录 (type=19)
       if (appMsgType === '19') {
         const recordList = message.chatRecordList || []