const request = require('./WXHttpRequest.js'); const url = require('./const.js'); const util = require('./util.js'); const HOST = url.baseApi; 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/user/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) } } }) } //登录 function getLoginSchedule(sessionKey, openId, successcallback, failcallback) { wx.getSetting({ success: function(res) { // 已经授权,可以直接调用 getUserInfo 获取头像昵称 wx.getUserInfo({ withCredentials: true, success: function (res) { let url = genAPIUrl('wx/user/loginRegist'); const userData = { encryptedData: res.encryptedData, sessionKey: sessionKey, iv: res.iv } request.getInstance().url(url).header({ "content-type": "application/x-www-form-urlencoded; charset=UTF-8" }).data(userData).method('POST').send().success(res => { wx.hideToast() wx.showToast({ title: '登录成功', icon: 'success', duration: 1500 }) wx.setStorageSync('uid', res.data.data.data.uid) wx.setStorageSync('user', res) console.log(res) successcallback(res) }); }, fail: function(res) { failcallback(res) } }) } }) } // 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); }) } module.exports = { getOpenidSessionKey }