routes.js

module.exports = function(app, passport) {

app.get('/', function(req, res) {
    res.render('index.ejs');
});

app.get('/login', function(req, res) {
    res.render('login.ejs', { message: req.flash('loginMessage') });
});

app.post('/login', passport.authenticate('Process-for-login', {
    successRedirect : '/profile', 
    failureRedirect : '/login', 
    failureFlash : true 
}),
    function(req, res) {
    console.log("I am inside login");

    if (req.body.remember) {
        req.session.cookie.maxAge = 1000 * 60 * 3;
    } else {
        req.session.cookie.expires = false;
      }
        res.redirect('/');
    });

app.get('/signup', function(req, res) {
    res.render('signup.ejs', { message: req.flash('signupMessage') });
});

app.post('/signup', passport.authenticate('Process-for-signup', {
    successRedirect : '/profile', 
    failureRedirect : '/signup', 
    failureFlash : true 
}));


app.get('/profile', isLoggedIn, function(req, res) {
    res.render('profile.ejs', {
       user : req.user 
    });
});

app.get('/logout', function(req, res) {
    req.logout();
     res.redirect('/');
    });
};

function isLoggedIn(req, res, next) {
    if (req.isAuthenticated())
        return next();
    res.redirect('/');
}