router.post('/login', (req,res) => {
    const User = {
        firstname: req.body.firstname,
        lastname: req.body.lastname,
        username: req.body.username,
        email: req.body.email,
        password: req.body.password,
    }

    Users.findOne({email: User.email})
    .then(function(result){
        if(result.password == User.password)
        {
            res.sendStatus(200)
        }else{
            res.sendStatus(403)
        }
    })
})

router.post('/users',(req, res) =>{
    const User = {
        firstname: req.body.firstname,
        lastname: req.body.lastname,
        username: req.body.username,
        email: req.body.email,
        password: req.body.password,
    }

    Users.findOne({email: User.email})
    .then(function(result){
            if(result == null){
                Users.create(User)
                .then(function(user){
                    res.send(user)
                })
            } else {
                res.sendStatus(403)
            }
        })
    })