const db = require('../config/db.config.js');
const config = require('../config/config.js');
const User = db.user;
const Role = db.role;

const Op = db.Sequelize.Op;

var jwt = require('jsonwebtoken');
var bcrypt = require('bcryptjs');

/**
 * Sign Up
 */
exports.signup = (req, res) => {
	// Save User to Database
	console.log("Processing func -> SignUp");
	
	User.create({
		name1: req.body.name1,
		name2: req.body.name2,
		name3: req.body.name3,
		username: req.body.username,
		phonenumber: req.body.phonenumber,
		email: req.body.email,
		password: bcrypt.hashSync(req.body.password, 8)
	}).then(user => {
		Role.findAll({
		  where: {
			name: {
			  [Op.or]: req.body.roles
			}
		  }
		}).then(roles => {
			user.setRoles(roles).then(() => {
				res.send("User registered successfully!");
            });
		}).catch(err => {
			res.status(500).send("Error -> " + err);
		});
	}).catch(err => {
		res.status(500).send("Fail! Error -> " + err);
	})
}


/**
 * Sign In
 */
exports.signin = (req, res) => {
	console.log("Sign-In");
	
	User.findOne({
		where: {
			username: req.body.username
		}
	}).then(user => {
		if (!user) {
			return res.status(404).send('User Not Found.');
		}

		var passwordIsValid = bcrypt.compareSync(req.body.password, user.password);
		if (!passwordIsValid) {
			return res.status(401).send({ auth: false, accessToken: null, reason: "Invalid Password!" });
		}
		
		var token = jwt.sign({ id: user.id }, config.secret, {
		  expiresIn: 86400 // expires in 24 hours
		});
		
		res.status(200).send({ auth: true, accessToken: token });
		
	}).catch(err => {
		res.status(500).send('Error -> ' + err);
	});
}