kx_xiaochengxu/shengqiandaren/app.js

//app.js
var http = require('http/request.js');
var detail = require('http/detail.js');
App({
  data: {
    loginInfo: null,
    hasLogin:false,
    userId:'',
    channel:"blackWhite",
    code:'',
    shareMsg: "找我，帮你省钱😝",
    failed: false,
    shareTicket: "",
    winHeight:''
  },
  onLaunch: function () {
    // 展示本地存储能力
    this.windowInfo();
  },
  //页面现实加载，获取群信息
  onShow: function (options) {
    this.data.shareTicket = options.shareTicket;
  },
  //获取系统消息
  windowInfo: function () {
    var that = this;
    wx.getSystemInfo({
      success: function (res) {
          that.data.winHeight=res.windowHeight
      }
    });
  },
  //检测当前用户登录态是否有效
  checkSession(info,callback) {
    var that = this;
    if (this.data.hasLogin == true) {
      callback();
      return;
    }
    wx.checkSession({
      success: function () {
        that.login(info,callback);
      },
      fail: function () {
        //登录态过期
        console.log("过期了")
        that.login(info,callback)//重新登录；
      }
    })
  },
  // 登录
  login(info,callback) {
    var that = this;
    wx.login({
      success: res => {
        // 发送 res.code 到后台换取 openId, sessionKey, unionId
        if (res.code) {
          //发起网络请求
          that.data.loginInfo = Object.assign({code:res.code}, info)
          that.data.code = res.code;
          that.hostLogin(callback);
        } else {
          console.log("获取用户登录态失败！" + res.errMsg)
          that.login(info,callback);
        }
      }
    })
  },
  hostLogin(callback) {
    var that = this;
    wx.setStorageSync('flagElasticLayer', '0')
    wx.setStorageSync('userInfo', that.data.loginInfo)
    callback();
    // wx.request({
    //   url: 'http://yhq.quyaqu.com/api/mini_program/login',
    //   method: 'post',
    //   header: { 'Content-Type': 'application/json' },
    //   success: function (res) {
    //     console.log(res)
        
    //   },
    //   fail: function (res) {
    //     console.log(res)
    //   }
    // })
    // this.func.req('/user/loginByWechatApplet', 'get', {}, this.data.loginInfo, function (res) {
    //   console.log(res)
    //   if (res.code == 0) {
        
    //     that.data.userId=res.data.userId;
    //     wx.setStorage({
    //       key: "userId",
    //       data: res.data.userId
    //     })
    //     that.data.userId = res.data.userId;
        that.data.hasLogin = true;
    //   }
    // })
  },
  globalData: {
    userInfo: null
  },
  func: {
    req: http.req
  },
  detailFunc: {
    detail: detail.detail
  },
  //跳转详情页
  goToDetail: function (e,zuId) {
    var goods_id = e.currentTarget.dataset.goods_id;
    var name = e.currentTarget.dataset.name;
    var origin = 0;
    if (e.currentTarget.dataset.origin !== undefined) {
      origin = e.currentTarget.dataset.origin
    }
    var category_id = zuId;
    wx.navigateTo({
      url: '/pages/detail/detail?goods_id=' + goods_id + '&goods_name=' + name + '&origin=' + origin + "&category_id=" + category_id,
    })
  }
})