SunjiApplet/utils/loginApi.js

// const app = getApp();
// const mqUtils = require('./mqttSubstribe.js');






/*********************** */
/**
 * 校验用户session信息是否有效
 */
const checkLogin = function(userInfo) {
  if (userInfo) {
    wx.setStorageSync("userInfo", userInfo);
  }
  console.log(userInfo);
  return;
  var that = this;
  wx.checkSession({
    success: function(res) {
      console.log("检测session", res);
      var openId = wx.getStorageSync("openId");
      var userId = wx.getStorageSync("userId");
      var loginKey = wx.getStorageSync("loginKey");
      if (app.utils.isBlank(openId) || app.utils.isBlank(userId) || app.utils.isBlank(loginKey)) {
        that.login();
      } else {
        that.checkLoginKey(userId, loginKey);
      }
    },
    fail: function(res) {
      that.login();
    }
  });
};

/**
 * 校验loginKey是否有效 
 * 1：调用服务器接口校验loginkey是否有效
 *    1：登录有效 重置mqtt订阅topic并连接mqtt
 *    0：无效 重新登录 获取loginkey
 * 
 */
const checkLoginKey = function(userId, loginKey) {
  var that = this;
  wx.request({
    url: app.globalData.serverUrlExtend,
    method: "POST",
    header: {
      'content-type': 'application/x-www-form-urlencoded'
    },
    data: {
      "type": "wxdcechecksession",
      "userId": userId,
      "loginKey": loginKey
    },
    success: function(res) {
      var result = res.data;
      console.log(">>>>checkLoginKey :" + result);
      if (result.status == 0) {
        that.login();
      } else {
        // // 刷新mqtt订阅topic
        // mqUtils.reaportConnect();
        console.log("登录校验通过");
      }
    },
    fail: function(res) {
      console.log("校验loginKey是否有效: ");
    }
  });
};

/**
 * 登录
 * 1：调用微信登录
 *    1：调用服务器接口 获取sessionkey和登录态 放入缓存（有缓存时间）
 *       1：调用微信获取用户信息并调用服务器接口解密用户信息
 */
const login = function() {
  var that = this;
  wx.login({
    success: function(loginResult) {
      var code = loginResult.code;
      // that.getMemberSession(code);
      // 调用服务器接口解密数据（并根据unionId获取/创建user）
      wx.request({
        url: app.globalData.serverUrlExtend,
        method: "POST",
        header: {
          'content-type': 'application/x-www-form-urlencoded'
        },
        data: {
          "type": "wxdcjscode2session",
          "code": code,
          "appid": app.globalData.appid,
          "secret": app.globalData.secret
        },
        success: function(res) {
          console.log("session", res);
          var result = res.data;
          if (result.status == 1) {
            app.openId = result.data.openId;
            app.loginKey = result.data.loginKey;
            app.wc.put("openId", result.data.openId, app.validTime);
            app.wc.put("loginKey", result.data.loginKey, app.validTime);
            // 获取用户信息
            that.decodeUserData();
          } else {
            app.msg.showMsg("提示", "请求session_key失败");
          }
        },
        fail: function(res) {
          app.msg.showMsg("提示", "获取/创建user信息失败");
        }
      });
    }
  });
};

/**
 * 获取运维存储用户信息
 */
const decodeUserData = function() {
  var that = this;
  wx.getUserInfo({
    withCredentials: true,
    success: function(res) {
      var nickName = res.userInfo.nickName;
      var encryptedData = res.encryptedData;
      var iv = res.iv;
      // 调用服务器接口解密数据（并根据unionId获取/创建user）
      // 发起登录请求
      wx.request({
        url: app.globalData.serverUrlExtend,
        method: "POST",
        header: {
          'content-type': 'application/x-www-form-urlencoded'
        },
        data: {
          "type": "wxdcgetuser",
          "tenantId": app.tenantId,
          "wid": app.wid,
          "openId": app.openId,
          "loginKey": wx.getStorageSync("loginKey"),
          "encryptedData": encryptedData,
          "iv": iv,
          "nickName": nickName,
          "sex": 1
        },
        success: function(res) {
          var result = res.data;
          if (result.status == 1) {

            wx.setStorageSync("userId", result.data.user.id);
            wx.setStorageSync("vipMobile", result.data.user.vipMobile);
            wx.setStorageSync("unionid", result.data.user.unionid);

            app.userId = result.data.user.id;
            app.globalData.appKey = result.data.appKey;
            app.globalData.appSecret = result.data.appSecret;
            app.vipMobile = result.data.user.vipMobile;
            app.unionid = result.data.user.unionid;
            // 刷新mqtt订阅topic
            // app.topic = app.baseTopic + "/" + app.wid + "/" + app.userId;
            // 重新连接mqtt
            // mqUtils.reaportConnect();
          }
        },
        fail: function(res) {
          app.msg.showMsg("提示", "解析user信息失败");
        }
      });
    },
    fail: function(res) {
      app.msg.showMsg("提示", "获取user信息失败");
    }
  });
};

/**
 * 获取会员session
 */
const getMemberSession = function(code) {
  var params = {
    'appid': app.globalData.appid,
    'secret': app.globalData.secret,
    'code': code,
    'method': 'weixin.small.jscode2session'
  }
  var ignores = [];

  app.jsapi.memberApi(app.globalData.appMemberKey, app.globalData.appMemberSecret, app.globalData.serverMemberUrl).ajax(params, ignores,
    function(json) {
      console.log(json);
    },
    function(error) {

    }
  );

}

module.exports = {
  checkLogin: checkLogin,
  login: login,
  decodeUserData: decodeUserData,
  checkLoginKey: checkLoginKey,
  getMemberSession: getMemberSession
}