App\Ninja\Intents\ListProductsIntent::process PHP Method

    public function process()
    {
        $account = Auth::user()->account;
        $products = Product::scope()->orderBy('product_key')->limit(5)->get()->transform(function ($item, $key) use($account) {
            $card = $item->present()->skypeBot($account);
            if ($this->stateEntity(ENTITY_INVOICE)) {
                $card->addButton('imBack', trans('texts.add_to_invoice', ['invoice' => '']), trans('texts.add_product_to_invoice', ['product' => $item->product_key]));
            }
            return $card;
        });
        return $this->createResponse(SKYPE_CARD_CAROUSEL, $products);
    }