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<?php declare(strict_types=1);
namespace Frosh\FroshProductCompare\Subscriber;
use Frosh\FroshProductCompare\CrossSellingComparable\CrossSellingComparableEntity;
use Frosh\FroshProductCompare\Page\CompareProductPageLoader;
use Shopware\Core\Content\Product\Cart\ProductGatewayInterface;
use Shopware\Core\Content\Product\Events\ProductCrossSellingCriteriaEvent;
use Shopware\Core\Content\Product\Events\ProductCrossSellingIdsCriteriaEvent;
use Shopware\Core\Content\Product\Events\ProductCrossSellingsLoadedEvent;
use Shopware\Core\Content\Product\Events\ProductCrossSellingStreamCriteriaEvent;
use Shopware\Core\Content\Product\ProductCollection;
use Shopware\Core\Content\Product\SalesChannel\CrossSelling\CrossSellingElement;
use Shopware\Core\Content\Product\SalesChannel\Listing\ProductListingResult;
use Shopware\Core\Content\Product\SalesChannel\SalesChannelProductEntity;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Filter\EqualsFilter;
use Shopware\Core\Framework\DataAbstractionLayer\Search\Filter\NotFilter;
use Shopware\Core\System\SalesChannel\SalesChannelContext;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
class FroshCrossSellingProductListingSubscriber implements EventSubscriberInterface
{
private CompareProductPageLoader $compareProductPageLoader;
private ProductGatewayInterface $productGateway;
public function __construct(
CompareProductPageLoader $compareProductPageLoader,
ProductGatewayInterface $productGateway
) {
$this->compareProductPageLoader = $compareProductPageLoader;
$this->productGateway = $productGateway;
}
public static function getSubscribedEvents()
{
return [
ProductCrossSellingStreamCriteriaEvent::class => [
['handleCriteriaLoadedRequest', 201]
],
ProductCrossSellingIdsCriteriaEvent::class => [
['handleCriteriaLoadedRequest', 201]
],
ProductCrossSellingsLoadedEvent::class => [
['handleCrossSellingLoadedEvent', 201]
]
];
}
public function handleCriteriaLoadedRequest(ProductCrossSellingCriteriaEvent $event): void
{
$crossSelling = $event->getCrossSelling();
/** @var CrossSellingComparableEntity $crossSellingComparable */
$crossSellingComparable = $crossSelling->getExtension('crossSellingComparable');
if (!$crossSellingComparable || !$crossSellingComparable->isComparable()) {
return;
}
$criteria = $event->getCriteria();
$criteria
->addAssociation('media')
->addAssociation('prices')
->addAssociation('manufacturer')
->addAssociation('manufacturer.media')
->addAssociation('cover')
->addAssociation('options.group')
->addAssociation('properties.group')
->addAssociation('properties.media')
->addAssociation('mainCategories.category')
->addFilter(new NotFilter(NotFilter::CONNECTION_AND, [new EqualsFilter('id', $crossSelling->getProductId())]))
->setLimit(CompareProductPageLoader::MAX_COMPARE_PRODUCT_ITEMS);
}
public function handleCrossSellingLoadedEvent(ProductCrossSellingsLoadedEvent $event)
{
$crossSellings = $event->getCrossSellings();
$context = $event->getContext();
$salesChannelContext = $event->getSalesChannelContext();
/** @var CrossSellingElement $crossSellingElement */
foreach ($crossSellings as $crossSellingElement) {
$crossSelling = $crossSellingElement->getCrossSelling();
/** @var CrossSellingComparableEntity $crossSellingComparable */
$crossSellingComparable = $crossSelling->getExtension('crossSellingComparable');
if (!$crossSellingComparable || !$crossSellingComparable->isComparable()) {
continue;
}
$featureProductId = $crossSelling->getProductId();
/** @var SalesChannelProductEntity $product */
foreach ($crossSellingElement->getProducts() as $product) {
if ($product->getParentId() === $featureProductId) {
// if there's at least a variant that in the compare list, remove container product from compare list
$featureProductId = null;
break;
}
}
$products = new ProductCollection();
if ($featureProductId) {
$featureProduct = $this->getFeaturedProduct($featureProductId, $salesChannelContext);
$products->add($featureProduct);
}
$compareProducts = $crossSellingElement->getProducts();
$products->merge($compareProducts);
$products = ProductListingResult::createFrom($products);
$productWithComparableData = $this->compareProductPageLoader->loadProductCompareData($products, $salesChannelContext);
$crossSellingElement->setProducts(new ProductCollection($productWithComparableData));
$properties = $this->compareProductPageLoader->loadProperties($products);
$crossSelling->addExtension('compareProperties', $properties);
}
}
private function getFeaturedProduct(string $productId, SalesChannelContext $context): SalesChannelProductEntity
{
$products = $this->productGateway->get([$productId], $context);
/** @var SalesChannelProductEntity $salesChannelProduct */
$salesChannelProduct = $products->get($productId);
return $salesChannelProduct;
}
}

custom/plugins/FroshProductCompare/src/Subscriber/FroshCrossSellingProductListingSubscriber.php line 76