refactor(消息功能): 移除留言相关功能并简化消息类型

移除留言标签页及相关消息类型处理逻辑
将消息类型简化为仅聊天和通知两种
更新空状态显示图标为Notice组件

@@ -148,7 +148,7 @@ const messages = ref([])
  * 初始化聊天消息
  * 初始化聊天消息
  */
  */
 const initChatMessages = () => {
 const initChatMessages = () => {
-  if (props.conversation?.type === 'message' || props.conversation?.type === 'chat') {
+  if (props.conversation?.type === 'chat') {
     // 模拟历史消息
     // 模拟历史消息
     messages.value = [
     messages.value = [
       {
       {

@@ -33,9 +33,6 @@
                     @click="setActiveTab('notification')">
                     @click="setActiveTab('notification')">
                     通知
                     通知
                 </view>
                 </view>
-                <view class="tab-item" :class="{ active: activeTab === 'message' }" @click="setActiveTab('message')">
-                    留言
-                </view>
             </view>
             </view>
         </nut-sticky>
         </nut-sticky>
 
 
@@ -73,7 +70,7 @@
             <!-- 空状态提示 -->
             <!-- 空状态提示 -->
             <view v-if="filteredConversations.length === 0 && !loading && !hasMore"
             <view v-if="filteredConversations.length === 0 && !loading && !hasMore"
                 class="empty-state py-8 text-center">
                 class="empty-state py-8 text-center">
-                <Message size="48" color="#9ca3af" class="mb-4" />
+                <Notice size="48" color="#9ca3af" class="mb-4" />
                 <text class="text-gray-500 text-base block mb-2">暂无消息</text>
                 <text class="text-gray-500 text-base block mb-2">暂无消息</text>
                 <text class="text-gray-400 text-sm">当前筛选条件下没有找到相关消息</text>
                 <text class="text-gray-400 text-sm">当前筛选条件下没有找到相关消息</text>
             </view>
             </view>
@@ -100,7 +97,7 @@
 
 
 <script setup>
 <script setup>
 import { ref, computed, onMounted, markRaw } from 'vue'
 import { ref, computed, onMounted, markRaw } from 'vue'
-import { Search2, Notice, Message } from '@nutui/icons-vue-taro'
+import { Search2, Notice } from '@nutui/icons-vue-taro'
 import TabBar from '@/components/TabBar.vue'
 import TabBar from '@/components/TabBar.vue'
 import MessageDetail from '@/components/MessageDetail.vue'
 import MessageDetail from '@/components/MessageDetail.vue'
 import { $ } from '@tarojs/extend'
 import { $ } from '@tarojs/extend'
@@ -149,15 +146,15 @@ const initData = () => {
 
 
     // 生成更多初始数据确保可以滚动
     // 生成更多初始数据确保可以滚动
     for (let i = 1; i <= 15; i++) {
     for (let i = 1; i <= 15; i++) {
-        const types = ['chat', 'notification', 'message']
-        const type = types[i % 3]
+        const types = ['chat', 'notification']
+        const type = types[i % 2]
 
 
         mockData.push({
         mockData.push({
             id: i,
             id: i,
-            name: type === 'notification' ? '系统通知' : type === 'message' ? '客服留言' : `用户${i}`,
+            name: type === 'notification' ? '系统通知' : `用户${i}`,
             avatar: type === 'chat' ? `https://randomuser.me/api/portraits/men/${(i % 50) + 1}.jpg` : '',
             avatar: type === 'chat' ? `https://randomuser.me/api/portraits/men/${(i % 50) + 1}.jpg` : '',
-            icon: type === 'notification' ? markRaw(Notice) : type === 'message' ? markRaw(Message) : null,
-            lastMessage: type === 'notification' ? '您有新的系统通知' : type === 'message' ? '感谢您的反馈' : `这是第${i}条消息内容`,
+            icon: type === 'notification' ? markRaw(Notice) : null,
+            lastMessage: type === 'notification' ? '您有新的系统通知' : `这是第${i}条消息内容`,
             time: i <= 5 ? `${i * 5}分钟前` : i <= 10 ? `${i}小时前` : `${i - 10}天前`,
             time: i <= 5 ? `${i * 5}分钟前` : i <= 10 ? `${i}小时前` : `${i - 10}天前`,
             unread: Math.random() > 0.5,
             unread: Math.random() > 0.5,
             type: type
             type: type
@@ -176,8 +173,6 @@ const filteredConversations = computed(() => {
         filtered = filtered.filter(conv => conv.unread)
         filtered = filtered.filter(conv => conv.unread)
     } else if (activeTab.value === 'notification') {
     } else if (activeTab.value === 'notification') {
         filtered = filtered.filter(conv => conv.type === 'notification')
         filtered = filtered.filter(conv => conv.type === 'notification')
-    } else if (activeTab.value === 'message') {
-        filtered = filtered.filter(conv => conv.type === 'message')
     }
     }
 
 
     // 根据搜索关键词过滤
     // 根据搜索关键词过滤