// pages/chat/index.js
Page({
  data: {
    chatList: [],
    searchKeyword: '',
    filteredChatList: []
  },

  onLoad: function (options) {
    this.loadChatList();
  },

  loadChatList: function () {
    // 模拟加载消息列表
    const chatList = [
      {
        id: 1,
        name: '系统消息',
        avatar: 'https://mmbiz.qpic.cn/mmbiz/icTdbqWNOwNRna42FI242Lcia07jQodd2FJGIYQfG0LAJGFxM4FbnQP6yfMxBgJ0F3YRqJCJ1aPAK2dQagdusBZg/0',
        content: '欢迎使用消息中心功能',
        time: '刚刚',
        unread: true
      },
      {
        id: 2,
        name: '客服小王',
        avatar: 'https://mmbiz.qpic.cn/mmbiz/icTdbqWNOwNRna42FI242Lcia07jQodd2FJGIYQfG0LAJGFxM4FbnQP6yfMxBgJ0F3YRqJCJ1aPAK2dQagdusBZg/0',
        content: '您好，有什么可以帮助您的吗？',
        time: '10分钟前',
        unread: false
      },
      {
        id: 3,
        name: '供应商小李',
        avatar: 'https://mmbiz.qpic.cn/mmbiz/icTdbqWNOwNRna42FI242Lcia07jQodd2FJGIYQfG0LAJGFxM4FbnQP6yfMxBgJ0F3YRqJCJ1aPAK2dQagdusBZg/0',
        content: '您的订单已经发货，请注意查收',
        time: '1小时前',
        unread: true
      },
      {
        id: 4,
        name: '采购部门',
        avatar: 'https://mmbiz.qpic.cn/mmbiz/icTdbqWNOwNRna42FI242Lcia07jQodd2FJGIYQfG0LAJGFxM4FbnQP6yfMxBgJ0F3YRqJCJ1aPAK2dQagdusBZg/0',
        content: '关于下个月的采购计划，请查收附件',
        time: '昨天',
        unread: false
      },
      {
        id: 5,
        name: '技术支持',
        avatar: 'https://mmbiz.qpic.cn/mmbiz/icTdbqWNOwNRna42FI242Lcia07jQodd2FJGIYQfG0LAJGFxM4FbnQP6yfMxBgJ0F3YRqJCJ1aPAK2dQagdusBZg/0',
        content: '系统升级已完成，新增了多项功能',
        time: '2天前',
        unread: true
      }
    ];
    
    this.setData({
      chatList: chatList,
      filteredChatList: chatList
    });
  },

  // 搜索功能
  onSearchInput: function (e) {
    const keyword = e.detail.value;
    this.setData({
      searchKeyword: keyword
    });
    this.filterChatList(keyword);
  },

  // 过滤聊天列表
  filterChatList: function (keyword) {
    if (!keyword) {
      this.setData({
        filteredChatList: this.data.chatList
      });
      return;
    }

    const filteredList = this.data.chatList.filter(item => {
      return item.name.includes(keyword) || item.content.includes(keyword);
    });

    this.setData({
      filteredChatList: filteredList
    });
  },

  // 聊天项点击事件
  onChatItemTap: function (e) {
    const chatId = e.currentTarget.dataset.id;
    
    // 跳转到聊天详情页
    wx.navigateTo({
      url: '/pages/chat-detail/index?id=' + chatId,
      success: function () {
        console.log('成功跳转到聊天详情页');
      },
      fail: function (error) {
        console.error('跳转到聊天详情页失败:', error);
        wx.showToast({
          title: '聊天功能开发中',
          icon: 'none'
        });
      }
    });
  },

  onPullDownRefresh: function () {
    this.loadChatList();
    wx.stopPullDownRefresh();
  }
});