var express = require('express'),
    router  = express.Router(),
    db  = require('../models');
var passport = require('passport');
var LocalStrategy = require('passport-local').Strategy;
const { check, validationResult, body } = require('express-validator/check');
var bcrypt = require('bcryptjs');
var passport = require('passport');
var LocalStrategy = require('passport-local').Strategy;

router.get('/register', function(req, res) {
    res.render('register');
});

router.get('/login', function(req, res) {
    req.flash('success_msg', 'wea probando el mierda');
    req.flash('err_msg', 'wea probando el pichicaca');
    res.render('login');
});


// VALIDACION
router.post('/register',[
    body('name', 'Debe ingresar un nombre').not().isEmpty(),
    body('username','Debe ingresar un username').not().isEmpty(),
    body('email').isEmail().withMessage('Debe ingresar un email'),
    body('password', 'Debe ingresar una contraseña').not().isEmpty(),
    body('password2', 'Las Contraseñas no coinciden')
        .exists()
        .custom((value, { req }) => value === req.body.password)
], function(req, res, next){
    var name = req.body.name;
    var email = req.body.email;
    var username = req.body.username;
    var password = req.body.password;
    var password2 = req.body.password2;

    var errors = validationResult(req);
    if(!errors.isEmpty()){
        return res.render('register',{
            errors: errors.array()
        });
    }else{
        bcrypt.genSalt(10, function(err, salt){
            bcrypt.hash(password, salt, function(err, hash){
                db.User.findOrCreate({
                    where:{
                        nombre: name,
                        email: email,
                        username: username,
                        password: hash
                    }, defaults: {
                        tipo: 1
                    }
                }).spread(function(user, created){
                    console.log(user.get({
                        plain: true
                    }));
                });
            });
        });
        req.flash('success_msg','Te registraste y puedes logear wea');
        res.redirect('/users/login');
    }
    next();
});

passport.use(new LocalStrategy(
  function(username, password, done) {
        db.User.findOne({where:{
            username: username
        }}).then(function(user){
            bcrypt.compare(password, user.password, function(err, isMatch){
                if (err) throw err;
                if (isMatch){
                    // console.log(user);
                    console.log('gamalll');
                    return done(null, user);
                } else{
                    return done(null, false, {message: 'Invalid Password'});
                }});
        }).catch(function(err){
            console.log(err);
        });
    }
));

passport.serializeUser(function(user, done) {
    done(null, user.id_usuario);
});

passport.deserializeUser(function(id, done) {
    db.User.findById(id, function(err, user){
        done(err, user);
    });
});

router.post('/login',
    passport.authenticate('local',{
        successRedirect:    '/',
        failureRedirect: '/users/login',
        failureFlash: true
    }));

router.get('/logout', function(req, res){
    req.logout();
    req.flash('success_msg', 'Te saliste');
    res.redirect('/users/login');
});

module.exports = function(app){
    app.use('/users', router);
};