import { AppGlobalData } from './types/index'
import { getCachedUser } from './utils/auth'
import { CLOUD_ENV, HEARTBEAT_INTERVAL_MS } from './utils/constants'
import { api } from './utils/api'

App<{ globalData: AppGlobalData }>({
  globalData: {
    userInfo: null,
    isLoggedIn: false,
    currentLocation: null,
    _locationTimer: null,
    navBarInfo: { statusBarHeight: 0, navbarHeight: 44, navbarPaddingRight: 0 },
  },

  onLaunch() {
    wx.cloud.init({
      env: CLOUD_ENV,
      traceUser: true,
    })

    // 测量系统胶囊按钮位置，供所有页面共用
    const sysInfo = wx.getSystemInfoSync()
    const capsule = wx.getMenuButtonBoundingClientRect()
    this.globalData.navBarInfo = {
      statusBarHeight: sysInfo.statusBarHeight,
      navbarHeight: (capsule.top - sysInfo.statusBarHeight) * 2 + capsule.height,
      navbarPaddingRight: sysInfo.windowWidth - capsule.left,
    }

    const cached = getCachedUser()
    if (cached) {
      this.globalData.userInfo = cached
      this.globalData.isLoggedIn = true
    }

    this._initLocation()
  },

  onShow() {
    this._startLocationHeartbeat()
  },

  onHide() {
    this._stopLocationHeartbeat()
  },

  _initLocation() {
    wx.getLocation({
      type: 'gcj02',
      success: res => {
        this.globalData.currentLocation = {
          latitude: res.latitude,
          longitude: res.longitude,
        }
        if (this.globalData.isLoggedIn) {
          api.updateLocation(res.latitude, res.longitude).catch(() => {})
        }
      },
      fail: () => {},
    })
  },

  _startLocationHeartbeat() {
    if (this.globalData._locationTimer) return
    this.globalData._locationTimer = setInterval(() => {
      if (!this.globalData.isLoggedIn) return
      wx.getLocation({
        type: 'gcj02',
        success: res => {
          this.globalData.currentLocation = {
            latitude: res.latitude,
            longitude: res.longitude,
          }
          api.updateLocation(res.latitude, res.longitude).catch(() => {})
        },
        fail: () => {},
      })
    }, HEARTBEAT_INTERVAL_MS)
  },

  _stopLocationHeartbeat() {
    if (this.globalData._locationTimer) {
      clearInterval(this.globalData._locationTimer)
      this.globalData._locationTimer = null
    }
  },
})