App({
  onLaunch: function () {
    const jsonApi = require('utils/jsonapi-datastore/dist/jsonapi-datastore.js')
    this.store = new(jsonApi.JsonApiDataStore)
    this.jsonModel = jsonApi.JsonApiDataStoreModel
  },

  getUserInfo: function (cb) {
    var that = this
    if(this.globalData.userInfo){
      typeof cb == "function" && cb(this.globalData.userInfo)
    }else{
      wx.login({
        success: function () {
          wx.getUserInfo({
            success: function (res) {
              that.globalData.userInfo = res.userInfo
              typeof cb == "function" && cb(that.globalData.userInfo)
            }
          })
        }
      })
    }
  },

  globalData:{
    userInfo:null
  }
})