const event = require('../../utils/event')
const app = getApp()

Component({
  /**
   * 组件的一些选项
   */
  options: {
    addGlobalClass: true,
    multipleSlots: true
  },
  /**
   * 组件的对外属性
   */
  properties: {
    bgColor: {
      type: String,
      default: ''
    },
    isCustom: {
      type: [Boolean, String],
      default: false
    },
    isBack: {
      type: [Boolean, String],
      default: false
    },
    shadow: {
      type: Boolean,
      default: false
    },
    intercept: {
      type: Boolean,
      default: false
    },
    bgImage: {
      type: String,
      default: ''
    }
  },
  /**
   * 组件的初始数据
   */
  data: {
    StatusBar: app.globalData.StatusBar,
    CustomBar: app.globalData.CustomBar,
    Custom: app.globalData.Custom
  },
  lifetimes: {
    // 生命周期函数，可以为函数，或一个在methods段中定义的方法名
    attached: function () {
      if(app.globalData.Custom){
        this.setData({
          StatusBar: app.globalData.StatusBar || 40,
          CustomBar: app.globalData.CustomBar || (app.globalData.isIos ? 64 : 60),
          Custom: app.globalData.Custom
        })
      } else {
        event.on('InitMessage', this, this.onEvent)
      }
    },
    detached: function(){
      if(!app.globalData.Custom){
        event.remove('InitMessage', this)
      }
    }
  },
  /**
   * 组件的方法列表
   */
  methods: {
    backspace() {
      if (this.data.intercept) {
        this.triggerEvent('customevent', null)
        return
      }
      if (getCurrentPages().length == 1) {
        this.toHome()
      } else {
        wx.navigateBack()
      }
    },
    onEvent: function(message){
      if (message.what == 8) {
        this.setData({
          StatusBar: app.globalData.StatusBar || 40,
          CustomBar: app.globalData.CustomBar || (app.globalData.isIos ? 64 : 80),
          Custom: app.globalData.Custom
        })
      }
    },
    toHome() {
      if (app.globalData.userInfo.userId) {
        wx.redirectTo({ url: '/pages/index/index' })
      } else {
        wx.reLaunch({ url: '/pages/login/index' })
      }
    }
  }
})