wxamp-ymtxUser/pagesA/pages/chatting/chatting.wxml

<view class="chat-list">
  <block wx:for="{{chatSessions}}" wx:key="index">
    <!-- 列表项 -->
    <view class="list-item" bindtap="goToChat" data-id="{{item.otherUserId}}">
      <!-- 头像区域 -->
      <view class="avatar">
        <image src="{{item.otherUserAvatar ? baseUrl + item.otherUserAvatar : '/pages/images/tx.png'}}" mode="aspectFill"></image>
      </view>
      
      <!-- 内容区域 -->
      <view class="content">
        <view class="info-row">
          <text class="username">{{item.otherUserName || '未知用户'}}</text>
          <text class="time">{{item.formattedTime}}</text>
        </view>
        <view class="message-row">
          <view wx:if="{{!item.lastMessage || item.lastMessage === '[暂无消息]'}}" 
                class="last-message empty">
            {{item.lastMessage || '[暂无消息]'}}
          </view>
          <view wx:else 
                class="last-message normal">
            {{item.lastMessage}}
          </view>
        </view>
      </view>
    </view>
  </block>

  <!-- 空状态提示 -->
  <view class="empty-state" wx:if="{{chatSessions.length === 0}}">
    <text>暂无聊天记录</text>
  </view>
</view>