App({
  appData: {
    userInfo:{
      user_portraitUrl: "",
      user_nick: "",
      user_gender: 0,     // 1：男； 2：女； 0：未知
      user_city: "",
      user_province: "",
      country: ""
    },
    callBlack:{
      openid:"",
      session_key:"",
      unionid:""
    }
  },
  onLaunch:function(){
    var obj = this;   // 获取
    wx.login({
      success: function (res) {
        // 判断是否登录成功
        if (res.code) {
          // 登录成功后获取回调结果（含openID）
          wx.request({
            url: \'https://api.weixin.qq.com/sns/jscode2session\',
            data:{
              appid: "appid",          // 这里填写自己的appid
              secret: "secret",        // 这里填写自己的secret
              js_code: res.code,
              grant_type: "authorization_code"
            },
            success:function(res){
              obj.appData.callBlack.openid = res.data.openid;
              obj.appData.callBlack.session_key = res.data.session_key;
            }
          });
          wx.getUserInfo({
            success: function (success_res) {
              // 登陆成功后对应取值
              obj.appData.userInfo.user_portraitUrl = success_res.userInfo.avatarUrl;
              obj.appData.userInfo.user_nick = success_res.userInfo.nickName;
              obj.appData.userInfo.user_gender = success_res.userInfo.gender;
              obj.appData.userInfo.user_city = success_res.userInfo.city;
              obj.appData.userInfo.user_province = success_res.userInfo.province;
              obj.appData.userInfo.country = success_res.userInfo.country;
            }
          })
        } else {
          console.log(\'获取用户登录态失败！\' + res.errMsg)
        }
      }
    })
  }
})