public function getRoute($name, array $args = [])
    {
        $name = strtolower($name);

        if (isset($this->routes[$name])) {
            $route = $this->routes[$name];

            foreach ($args as $k => $v) {
                $route = str_replace(':' . $k, $v, $route);
            }
            return $route;
        }
        return null;
    }