var db = require("../comman/db.js")
const bcrypt = require('bcryptjs')
/**
 * 在这里定义和用户相关的路由处理函数，供 /router/user.js 模块进行调用
 */

// 注册用户的处理函数
exports.regUser = (req, res) => {
    var data = req.body;
    if (data.Username == "" || data.Name == "" || data.Password == "") {
        return res.send("传入数据非法")
    }
    const sqlStr = 'select * from employeelist where Username=?'
    //res.setHeader("refresh","3; url=../index.html")

    db.query(sqlStr, data.Username, (err, result) => {
        if (err) {
            return res.send(err)
        }
        if (result.length > 0) {
            res.setHeader("refresh", "3; url=../html/register.html")
            return res.send("用户已存在 请更换用户名")

        }
        delete data.configPassword
        data.Password = bcrypt.hashSync(data.Password, 10)
        data.Acess = 0
        data.Pic = null
        console.log(data);
        const sql = "insert into employeelist set ?";
        db.query(sql, data, (err, result) => {
            console.log(result);
            console.log(err)
            res.setHeader("refresh", "3; url=../index.html")
            res.send('reguser OK')
        });
        // res.setHeader('refresh:3; url=../index.html')

        //res.render('new.html')
    })
}


// 登录的处理函数
exports.login = (req, res) => {

  const userinfo = req.body
  // 定义 SQL 语句
  const sql = `select * from employeelist where Username=?`
  // 执行 SQL 语句，根据用户名查询用户的信息
  db.query(sql, userinfo.Username, (err, results) => {
    // 执行 SQL 语句失败
    if (err) return res.send(err)
    // 执行 SQL 语句成功，但是获取到的数据条数不等于 1
    if (results.length !== 1) {
      res.setHeader("refresh", "3; url=../html/login.html")
      return res.send('登录失败！')
    }

    // TODO：判断密码是否正确
    const compareResult = bcrypt.compareSync(userinfo.Password, results[0].Password)
    if (!compareResult) {
      res.setHeader("refresh", "3; url=../html/login.html")
      return res.send('登录失败！')
    }

    // TODO：在服务器端生成 Token 的字符串
      req.session.username=userinfo.Username;
    req.session.islogin = true;
    if (userinfo.Username=="renlixin"){
        req.session.isadmin=true;
    }else
    {
        req.session.isadmin=false;
    }

    var message = {


      message: "login ok"
    }
    res.setHeader("refresh", "3; url=../index.html")
    res.send(message.message)
  })




}




exports.logout = (req, res) => {
    req.session.islogin = false;
    req.session.destroy();
    res.setHeader("refresh", "3; url=../html/login.html")
    res.send('logout ok')

}