class LoginController extends Controller {
    public function process() {
        $username = $_POST["username"];
        $password = $_POST["password"];
        if (!$username || !$password)
        {
            return "Error: Need Input";
        }
        $loggedIn = Login::login($username,$password);
        if ($loggedIn) {
            return "Success: Welcome!";
        }
        return "Error: Username or Password is incorrect";
    }
}