const request = require('./WXHttpRequest.js');
const url = require('./const.js');
const util = require('./util.js');

const HOST = url.apiUrlOnLine;


function genAPIUrl(action) {
	return HOST + action;
}

// 登录
function wxLogin(successcallback, failcallback) {
    wx.showToast({
        title: '登录中...',
        icon: 'loading',
        duration: 1500
    })
    wx.login({  
        success: function(res) {
            if (res.code) {
                // 获取openid
                 let url = genAPIUrl('wx/openId')
                 let data = { code: res.code }
                 return request.getInstance().url(url).data(data).send().success(successcallback).fail(failcallback);
            } else {
                console.log('获取用户登录态失败！' + res.errMsg)
            }
        }
    })
}

// 获取原来的 openid 和 session_key
function getOpenidSessionKey(successcallback, failcallback) {
    if (wx.getStorageSync('user')) {
      successcallback(
        wx.getStorageSync('user'),
        //分享小程序按钮
        wx.showShareMenu({
          withShareTicket: true
        })
      );
      return;
    }
    wxLogin(function(res) {
      if(res.data.code == 200){
        let sessionKey = res.data.data.session_key;
        let openId = res.data.data.openid;
        getLoginSchedule(sessionKey, openId, successcallback, failcallback);
      }

    },function(res) {
        failcallback(res);
    })    
}

//登录

module.exports = {
    getOpenidSessionKey
}