[데브코스] 회원가입, 로그인 구현

const express = require("express");
const router = express.Router();
const {
  join,
  login,
  requrestReset,
  passwordReset,
} = require("../controller/UserController");

router.use(express.json());
router.post("/join", join);
router.post("/login", login);
router.post("/reset", requrestReset);
router.put("/reset", passwordReset);

module.exports = router;

const conn = require("../mariadb");
const { StatusCodes } = require("http-status-codes");
const jwt = require("jsonwebtoken");
const dotenv = require("dotenv");

dotenv.config();

const join = (req, res) => {
  const { email, password } = req.body;
  let sql = "INSERT INTO users (email, password) VALUES (?, ?)";
  let values = [email, password];

  conn.query(sql, values, (err, results) => {
    if (err) {
      console.log(err);
      res.status(StatusCodes.BAD_REQUEST).end();
    }
    return res.status(StatusCodes.CREATED).json(results);
  });
};

const login = (req, res) => {
  const { email, password } = req.body;

  let sql = "SELECT * FROM users WHERE email = ?";
  conn.query(sql, email, (err, results) => {
    if (err) {
      console.log(err);
      res.status(StatusCodes.BAD_REQUEST).end();
    }

    const loginUser = results[0];
    if (loginUser && loginUser.password === password) {
      const token = jwt.sign(
        {
          email: loginUser.email,
        },
        process.env.JWT_SECRET,
        { expiresIn: "5m", issuer: "monicx" }
      );

      res.cookie("token", token, {
        httpOnly: true,
      });

      console.log(token); //확인용
      return res.status(StatusCodes.OK).json({ token });
    } else {
      return res.status(StatusCodes.UNAUTHORIZED).end();
    }
  });
};

const requrestReset = () => {};
const passwordReset = () => {};

module.exports = { join, login, requrestReset, passwordReset };

 

컨트롤러로 라우터와 로직 분리

 

 jwt 토큰을 사용한 인증 구현