online-ibeacon/app.js

//app.js
App({
  onLaunch: function () {
    // 展示本地存储能力
    var logs = wx.getStorageSync('logs') || []
    logs.unshift(Date.now())
    wx.setStorageSync('logs', logs)
    var that = this;
    // 登录
    wx.showLoading({
      title: '加载中...',
      mask: true,
    })
    wx.login({
      success: res => {
        // 发送 res.code 到后台换取 openId, sessionKey, unionId
        if (res.code) {
          that.globalData.code = res.code;
          //获取openId
          // 需要放到服务端去请求
          try {
            wx.request({
              url: that.globalData.contentpath + 'api/train/appAuth?js_code=' + res.code,
              method: 'GET',
              header: { 'content-type': 'application/json' },
              success: function (result) {
                console.log(result);
                if (result.statusCode === 200) {
                  const res = result.data;
                  that.globalData.openid = res.openid;
                  that.globalData.userInfo = res.user;
                } else {
                  wx.showToast({ title: '未请求到用户', icon: 'none', duration: 0, mask: true })
                }

              },
              fail: function (error) {
                wx.showToast({ title: '未请求到用户', icon: 'none', duration: 0, mask: true })
                console.info("获取用户openId失败");
                console.info(error);
              },
              complete() {
                wx.hideLoading()
              },
            })
          } catch (error) {
            wx.showToast({
              title: '用户信息无效',
              icon: "none"
            })
          }
        }
      }
    })
  },
  globalData: {
    userInfo: null,
    openid: null,
    unionid: null,
    contentpath: 'https://jytz.jilinjobs.cn/', //http://127.0.0.1:2001/
    cookie: null,
    code: null,
  }
})