getSimilarShown example

if (!empty($insertId)) {
                $basket = $this->getBasket();
                foreach ($basket[CartKey::POSITIONS] ?? [] as $item) {
                    if ((int) $item['id'] === $insertId) {
                        $this->View()->assign('sArticle', $item);
                        break;
                    }
                }
            }

            if (Shopware()->Config()->get('similarViewedShow', true)) {
                $this->View()->assign('sCrossSimilarShown', $this->getSimilarShown($productId));
            }

            if (Shopware()->Config()->get('alsoBoughtShow', true)) {
                $this->View()->assign('sCrossBoughtToo', $this->getBoughtToo($productId));
            }
        } else {
            $this->session->offsetSet('sErrorMessages', $this->container->get('snippets')->getNamespace('frontend/basket/internalMessages')->get('WrongArticleNumberMessage', 'Please enter a valid article number'));
        }

        if ($this->Request()->getParam('isXHR') || !empty($this->Request()->callback)) {
            $this->Request()->setParam('sTargetAction', 'ajax_add_article');
        }