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Plugin.php
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Plugin.php
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<?php
/**
* Tweakwise (https://www.tweakwise.com/) - All Rights Reserved
*
* @copyright Copyright (c) 2017-2022 Tweakwise.com B.V. (https://www.tweakwise.com)
* @license http://opensource.org/licenses/osl-3.0.php Open Software License (OSL 3.0)
*/
namespace Tweakwise\Magento2Tweakwise\Block\Cart\Crosssell;
use Closure;
use Magento\Catalog\Api\Data\ProductInterface;
use Magento\Catalog\Api\ProductRepositoryInterface;
use Magento\Catalog\Model\Product;
use Magento\Checkout\Block\Cart\Crosssell;
use Magento\Framework\App\ObjectManager;
use Magento\Framework\Exception\NoSuchEntityException;
use Magento\Framework\Registry;
use Tweakwise\Magento2Tweakwise\Model\Catalog\Product\Recommendation\Collection;
use Tweakwise\Magento2Tweakwise\Model\Catalog\Product\Recommendation\Context as RecommendationsContext;
use Tweakwise\Magento2Tweakwise\Block\Catalog\Product\ProductList\AbstractRecommendationPlugin;
use Tweakwise\Magento2Tweakwise\Exception\ApiException;
use Tweakwise\Magento2Tweakwise\Model\Catalog\Product\Recommendation\Context;
use Tweakwise\Magento2Tweakwise\Model\Client\Request\Recommendations\FeaturedRequest;
use Tweakwise\Magento2Tweakwise\Model\Client\Request\Recommendations\ProductRequest;
use Tweakwise\Magento2Tweakwise\Model\Client\RequestFactory;
use Tweakwise\Magento2Tweakwise\Model\Config;
use Magento\Checkout\Model\Session;
use Tweakwise\Magento2Tweakwise\Model\Config\TemplateFinder;
class Plugin extends AbstractRecommendationPlugin
{
/**
* @var Session
*/
private $checkoutSession;
/**
* @var ProductRepositoryInterface|null
*/
private $productRepository;
/**
* @var Product
*/
private $lastAddedProduct;
/**
* @var RecommendationsContext
*/
private $recommendationsContext;
/**
* @param Config $config
* @param Registry $registry
* @param Context $context
* @param TemplateFinder $templateFinder
* @param Session $checkoutSession
* @param RecommendationsContext $recommendationsContext
* @param ProductRepositoryInterface|null $productRepository
*/
public function __construct(
Config $config,
Registry $registry,
Context $context,
TemplateFinder $templateFinder,
Session $checkoutSession,
RecommendationsContext $recommendationsContext,
?ProductRepositoryInterface $productRepository = null
) {
$this->productRepository = $productRepository;
$this->checkoutSession = $checkoutSession;
$this->recommendationsContext = $recommendationsContext;
$this->productRepository = $productRepository
?? ObjectManager::getInstance()->get(ProductRepositoryInterface::class);
parent::__construct($config, $registry, $context, $templateFinder);
}
/**
* @return string
*/
protected function getType()
{
$crosssellType = $this->config->getShoppingcartCrossellType();
if (empty($crosssellType) || $crosssellType === 'crosssell') {
return Config::RECCOMENDATION_TYPE_SHOPPINGCART;
}
return Config::RECCOMENDATION_TYPE_SHOPPINGCART_FEATURED;
}
/**
* Get the last added product before running the default getItems because the last added products gets deleted from the session
*
* @param Crosssell $crosssell
* @param Closure $proceed
* @return array
*/
public function aroundGetItems(Crosssell $crosssell, Closure $proceed)
{
if (!$this->config->isRecommendationsEnabled(Config::RECCOMENDATION_TYPE_SHOPPINGCART)) {
return $proceed();
}
$this->lastAddedProduct = $this->getLastAddedProduct();
return $proceed();
}
/**
* Retrieve just added to cart product object
*
* @return ProductInterface|null
*/
private function getLastAddedProduct(): ?ProductInterface
{
$product = null;
$productId = $this->_getLastAddedProductId();
if ($productId) {
try {
$product = $this->productRepository->getById($productId);
} catch (NoSuchEntityException $e) {
$product = null;
}
}
return $product;
}
/**
* Get last product ID that was added to cart and remove this information from session
*
* @return int
*/
protected function _getLastAddedProductId()
{
return $this->checkoutSession->getLastAddedProductId(false);
}
/**
* @param Crosssell $crosssell
* @param array $result
* @return array
*/
public function afterGetItems(Crosssell $crosssell, $result)
{
if (!$this->config->isRecommendationsEnabled(Config::RECCOMENDATION_TYPE_SHOPPINGCART)) {
return $result;
}
$cartItems = $crosssell->getData('_cart_product_ids');
$items = $this->getShoppingcartCrosssellItems($cartItems, $result);
$crosssell->setData('items', $items);
return $items;
}
/**
* @param array $cartProductIds
* @param array $result
* @return array
*/
private function getShoppingcartCrosssellItems(array $cartProductIds, array $result)
{
$items = [];
if ($cartProductIds) {
if ($this->lastAddedProduct) {
$items = $this->getShoppingcartCrosssellTweakwiseItems(
$this->lastAddedProduct,
$result,
$cartProductIds
);
}
if (empty($items)) {
foreach ($cartProductIds as $productId) {
try {
$product = $this->productRepository->getById($productId);
} catch (NoSuchEntityException $e) {
$product = null;
}
if (!empty($product)) {
$items = $this->getShoppingcartCrosssellTweakwiseItems($product, $result, $cartProductIds);
}
if (!empty($items)) {
break;
}
}
}
}
return $items;
}
/**
* @param ProductInterface $product
* @param array $result
* @param array $cartItems
* @return array
*/
private function getShoppingcartCrosssellTweakwiseItems(ProductInterface $product, array $result, array $cartItems)
{
$items = [];
//show featured products
if ($this->getType() === Config::RECCOMENDATION_TYPE_SHOPPINGCART_FEATURED) {
return $this->getFeaturedItems();
}
//show crosssell products
$requestFactory = new RequestFactory(ObjectManager::getInstance(), ProductRequest::class);
$request = $requestFactory->create();
$request->setProduct($product);
if (!$this->templateFinder->forProduct($product, $this->getType())) {
return $result;
}
$request->setTemplate($this->templateFinder->forProduct($product, $this->getType()));
$this->context->setRequest($request);
try {
$collection = $this->getCollection();
} catch (ApiException $e) {
return $result;
}
if (!empty($cartItems)) {
$collection = $this->removeCartItems($collection, $cartItems);
}
foreach ($collection as $item) {
$items[] = $item;
}
return $items;
}
/**
* @param Collection $collection
* @param array $cartItems
* @return array
*/
protected function removeCartItems($collection, $cartItems)
{
$items = $collection->getItems();
if (!empty($cartItems)) {
foreach ($cartItems as $cartItem) {
unset($items[$cartItem]);
}
}
return $items;
}
private function getFeaturedItems()
{
$requestFactory = new RequestFactory(ObjectManager::getInstance(), FeaturedRequest::class);
$request = $requestFactory->create();
$templateId = $this->config->getRecommendationsTemplate(Config::RECCOMENDATION_TYPE_SHOPPINGCART_FEATURED);
$request->setTemplate($templateId);
$this->recommendationsContext->setRequest($request);
try {
$collection = $this->recommendationsContext->getCollection();
} catch (ApiException $e) {
return [];
}
if (!empty($cartItems)) {
$collection = $this->removeCartItems($collection, $cartItems);
}
foreach ($collection as $item) {
$items[] = $item;
}
return $items;
}
}