App\Http\Controllers\API\LegacyController::getPacks PHP Метод

    public function getPacks()
    {
        $tag = Request::input('tag');
        $limit = Request::input('n');
        $packs = BeatmapPack::orderBy('pack_id', 'DESC');
        if (present($tag)) {
            $packs = $packs->where('tag', $tag);
        }
        if (present($limit)) {
            $packs = $packs->limit((int) $limit);
        }
        return json_collection($packs->get(), new BeatmapPackTransformer());
    }