From 962ea124fab25610403ca952d38cb84649f178fc Mon Sep 17 00:00:00 2001
From: jinhhanhan <1683105490@qq.com>
Date: Wed, 8 Apr 2026 09:14:57 +0800
Subject: [PATCH] =?UTF-8?q?chore:=E9=80=80=E5=87=BA=E8=81=8A=E5=A4=A9?=
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---
 pages_tool/ai-chat/ai-chat-message.vue | 76 ++++++++++++++++++++------
 1 file changed, 58 insertions(+), 18 deletions(-)

diff --git a/pages_tool/ai-chat/ai-chat-message.vue b/pages_tool/ai-chat/ai-chat-message.vue
index 6dd3a12..8fd8677 100644
--- a/pages_tool/ai-chat/ai-chat-message.vue
+++ b/pages_tool/ai-chat/ai-chat-message.vue
@@ -15,7 +15,7 @@
       
       <!-- 消息列表 -->
       <view 
-        v-for="(message, index) in messages" 
+        v-for="(message, index) in messages.filter(msg => msg.content && msg.content.trim() !== '')" 
         :key="`msg-${message.id || message.timestamp}-${index}`"  
         class="message-item"
         :class="[message.role, { 'first-message': index === 0 }]">
@@ -418,22 +418,50 @@ export default {
 	 isFetchingHistory: false
     }
   },
- created() {
-   this.messages = [...this.initialMessages]
-   this.messageId = this.messages.length
-   this.initAudioContext()
-   // 初始化用户头像（缓存优先）
-   this.initUserAvatarData()
-   // 初始化用户昵称（缓存优先）
-   this.initUserNicknameData()
-   
-   // 👇 关键：在这里加载历史记录，只执行一次
-   this.loadChatHistoryIfExist().then(() => {
-     this.historyOffset = this.messages.length;
-   });
-   
-   this.currentConversationId = aiService.getConversationId();
- },
+   onShow() {
+  	  // 如果不是 AI 客服，立即退出并跳转
+  	    if (customerServiceType !== 'ai') {
+  	      uni.showToast({ title: '当前客服类型不支持此页面', icon: 'none' });
+  	      setTimeout(() => {
+  	        uni.navigateBack({ delta: 1 }); // 或 redirectTo 首页
+  	      }, 1000);
+  	      return; // ⚠️ 关键：阻止后续初始化
+  	    }
+             // 优先读取本地缓存的会话 ID
+             const localConvId = this.getConversationIdFromLocal();
+             if (localConvId) {
+               this.currentConversationId = localConvId;
+               aiService.setConversationId(localConvId);
+             } else {
+               this.currentConversationId = aiService.getConversationId();
+             }
+             // 加载初始历史后，同步historyOffset
+                 this.loadChatHistoryIfExist().then(() => {
+                   // 初始历史条数作为偏移量
+                   this.historyOffset = this.messages.length;
+                 });
+                 // 移除：this.historyOffset = 0;（避免覆盖初始历史的偏移量）
+               },
+               // 新增：组件销毁时清除防抖定时器
+               beforeDestroy() {
+                 if (this.scrollTimer) clearTimeout(this.scrollTimer);
+               },
+    created() {
+      this.messages = [...this.initialMessages]
+      this.messageId = this.messages.length
+      this.initAudioContext()
+      // 初始化用户头像（缓存优先）
+      this.initUserAvatarData()
+      // 初始化用户昵称（缓存优先）
+      this.initUserNicknameData()
+  	this.currentConversationId = aiService.getConversationId();
+    },
+     mounted() {
+        // 初始加载时滚底（仅一次）
+        this.$nextTick(() => {
+          this.scrollToBottom()
+        })
+      },
   watch: {
       messages: {
         handler() {
@@ -536,7 +564,7 @@ async loadChatHistoryIfExist() {
             { id: 2, text: '没帮助', type: 'dislike' }
           ] : []
         };
-      });
+      }).filter(msg => msg.content.trim() !== ''); // 过滤掉内容为空的消息
     } catch (error) {
       console.error('加载历史记录失败:', error);
       // 只需调用服务层的清除方法，它会处理本地存储
@@ -865,6 +893,12 @@ async loadChatHistoryIfExist() {
          // 标记流式结束
          streamMessage.isStreaming = false;
 
+         // 检查内容是否为空，如果为空则移除该消息
+         if (!streamMessage.content || streamMessage.content.trim() === '') {
+           this.messages = this.messages.filter(msg => msg.id !== streamMessage.id);
+           return;
+         }
+
          // 添加操作按钮
          streamMessage.actions = [
            { id: 1, text: '有帮助', type: 'like' },
@@ -900,6 +934,12 @@ async loadChatHistoryIfExist() {
         // 标记流式结束
         streamMessage.isStreaming = false;
 
+        // 检查内容是否为空，如果为空则移除该消息
+        if (!streamMessage.content || streamMessage.content.trim() === '') {
+          this.messages = this.messages.filter(msg => msg.id !== streamMessage.id);
+          return;
+        }
+
         // 添加操作按钮
         streamMessage.actions = [
           { id: 1, text: '有帮助', type: 'like' },