wxapp_escort/app.js

const AIChatSocket = require('./utils/chatmsg.js')
const API = require('./utils/api.js')

App({
  onLaunch() {
    let appId = wx.getStorageSync('attendant-appid')
    if (!appId) {
      appId = 'app_' + Date.now().toString(36) + Math.random().toString(36).substr(2, 9)
      wx.setStorageSync('attendant-appid', appId)
    }
    this.globalData.appId = appId

    this.globalData.servicesReady = new Promise((resolve) => {
      API.resource.getServices().then((data) => {
        this.globalData.services = data.data.services
        resolve(data.data.services)
      }).catch((err) => {
        console.error('获取服务列表失败', err)
        resolve([])
      })
    })

    this.globalData.agreementReady = new Promise((resolve) => {
      API.resource.getAgreement().then((data) => {
        this.globalData.agreement = data.data.agreement
        resolve(data.data.agreement)
      }).catch((err) => {
        console.error('获取服务协议失败', err)
        resolve(null)
      })
    })

    this.globalData.hospitalInfoReady = new Promise((resolve) => {
      API.resource.getHospitalInfo().then((data) => {
        this.globalData.hospitalInfo = data.data.hospitalInfo
        resolve(data.data.hospitalInfo)
      }).catch((err) => {
        console.error('获取医院信息失败', err)
        resolve([])
      })
    })

    this.globalData.hospitalRankingReady = new Promise((resolve) => {
      API.resource.getHospitalRanking().then((data) => {
        this.globalData.hospitalRanking = data.data.hospitalRanking
        resolve(data.data.hospitalRanking)
      }).catch((err) => {
        console.error('获取医院排名失败', err)
        resolve([])
      })
    })

    this.globalData.departmentRankingsReady = new Promise((resolve) => {
      API.resource.getDepartmentRankings().then((data) => {
        this.globalData.departmentRankings = data.data.departmentRankings
        resolve(data.data.departmentRankings)
      }).catch((err) => {
        console.error('获取科室排名失败', err)
        resolve([])
      })
    })

    this.checkUpdate();
  },

  onShow(options) {
    const request = require('./utils/request.js')
    // 用户主动退出过就不再静默重登：wxsignin 只凭 code 换到 openid 就能重新
    // 签发 token（api/user/handler/users.js 的 wxSignin），不拦这一下，
    // 「我的」页的退出登录会被切后台/重进抵消。
    // 用户在「我的」页重新点登录并授权成功时会清掉这个标记
    if (wx.getStorageSync('has_logout')) {
      this.initChatSocket()
      return
    }
    wx.login({
      success: res => {
        if (res.code) {
          request.post('https://api.huashengtec.com/user/wxsignin', {
              code: res.code
            })
            .then((data) => {
              if (data.code == 0) {
                this.globalData.user = data.data.user
              } else {
                console.log('error:', data)
              }
            })
            .catch((err) => {
              console.log('请求失败', err)
            })
        } else {
          console.log('登录失败！' + res.errMsg)
        }
      }
    })

    this.initChatSocket()
  },

  initChatSocket() {
    if (this.globalData.chatSocket) return

    const socket = new AIChatSocket()

    socket.onOpen(() => {
      console.log('[App] Chat WebSocket connected')
    })

    socket.onClose((res) => {
      console.log('[App] Chat WebSocket closed', res)
    })

    socket.onError((err) => {
      console.error('[App] Chat WebSocket error', err)
    })

    socket.connect().catch((err) => {
      console.error('[App] Chat WebSocket connect failed', err)
    })

    this.globalData.chatSocket = socket
  },

  checkUpdate() {
    // 获取小程序更新管理器实例
    const updateManager = wx.getUpdateManager();

    // 监听检查更新事件，当小程序有新版本时会触发此回调
    updateManager.onCheckForUpdate(function (res) {
      // 请求完新版本信息的回调
      console.log(res.hasUpdate); // 打印是否有新版本
    });

    // 监听更新准备就绪事件，当新版本下载完成时会触发此回调
    updateManager.onUpdateReady(function () {
      wx.showModal({
        title: '更新提示',
        content: '新版本已经准备好，可以重启应用小程序了！',
        success(res) {
          if (res.confirm) {
            // 用户确认更新，调用 applyUpdate 应用新版本并重启小程序
            updateManager.applyUpdate();
          }
        }
      });
    });

    // 监听更新失败事件，当新版本下载失败时会触发此回调
    updateManager.onUpdateFailed(function () {
      // 新版本下载失败，可以在这里处理失败逻辑，例如提示用户稍后再试
    });
  },

  globalData: {
    appId: '',
    user: null,
    chatSocket: null,
    services: [],
    agreement: null,
    hospitalInfo: [],
    hospitalRanking: [],
    departmentRankings: [],
  }
})