require("dotenv").config();
const router = require('express').Router();
const bcrypt = require('bcryptjs');

const { generateToken } = require('../auth/authenticate');
const Users = require('../users/usersModel');

router.post('/register', (req, res) => {
	let user = req.body;
	const hash = bcrypt.hashSync(user.password, process.env.SECRET, 10);
	user.password = hash;

	Users.addUser(user)
		.then(saved => {
			res.status(201).json(saved);
		})
		.catch(error => {
			res.status(500).json(error);
		});
});

router.post('/login', (req, res) => {
	let { username, password } = req.body;

	Users.findUserBy({ username })
		.first()
		.then(user => {
		if (user && bcrypt.compareSync(password, user.password)) {
			const token = generateToken(user);

			res.status(200).json({
				message: `Welcome ${user.username}!`,
				token
			});
		} else {
			res.status(401).json({ message: 'Invalid Credentials' });
		}
		})
		.catch(error => {
			res.status(500).json(error);
		});
});

module.exports = router;