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<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\ConfigurableProduct\Model\Product;
use Magento\Catalog\Api\Data\ProductInterface;
use Magento\ConfigurableProduct\Api\OptionRepositoryInterface;
use Magento\ConfigurableProduct\Model\Product\Type\Configurable;
use Magento\ConfigurableProduct\Model\ResourceModel\Product\Type\Configurable as ResourceModelConfigurable;
use Magento\Framework\EntityManager\Operation\ExtensionInterface;
use Magento\ConfigurableProduct\Api\Data\OptionInterface;
use Magento\ConfigurableProduct\Model\Product\Type\Configurable\Attribute;
/**
* Class SaveHandler
*/
class SaveHandler implements ExtensionInterface
{
/**
* @var OptionRepositoryInterface
*/
private $optionRepository;
/**
* @var ResourceModelConfigurable
*/
private $resourceModel;
/**
* SaveHandler constructor
*
* @param ResourceModelConfigurable $resourceModel
* @param OptionRepositoryInterface $optionRepository
*/
public function __construct(
ResourceModelConfigurable $resourceModel,
OptionRepositoryInterface $optionRepository
) {
$this->resourceModel = $resourceModel;
$this->optionRepository = $optionRepository;
}
/**
* @param ProductInterface $entity
* @param array $arguments
* @return ProductInterface
* @SuppressWarnings(PHPMD.UnusedFormalParameter)
*/
public function execute($entity, $arguments = [])
{
if ($entity->getTypeId() !== Configurable::TYPE_CODE) {
return $entity;
}
$extensionAttributes = $entity->getExtensionAttributes();
if ($extensionAttributes === null) {
return $entity;
}
if ($extensionAttributes->getConfigurableProductOptions() !== null) {
$this->deleteConfigurableProductAttributes($entity);
}
$configurableOptions = (array) $extensionAttributes->getConfigurableProductOptions();
if (!empty($configurableOptions)) {
$this->saveConfigurableProductAttributes($entity, $configurableOptions);
}
$configurableLinks = $extensionAttributes->getConfigurableProductLinks();
if ($configurableLinks !== null) {
$configurableLinks = (array)$configurableLinks;
$this->resourceModel->saveProducts($entity, $configurableLinks);
}
return $entity;
}
/**
* Save only newly created attributes for configurable product.
*
* @param ProductInterface $product
* @param array $attributes
* @return array
*/
private function saveConfigurableProductAttributes(ProductInterface $product, array $attributes): array
{
$ids = [];
$existingAttributeIds = [];
foreach ($this->optionRepository->getList($product->getSku()) as $option) {
$existingAttributeIds[$option->getAttributeId()] = $option;
}
/** @var \Magento\ConfigurableProduct\Model\Product\Type\Configurable\Attribute $attribute */
foreach ($attributes as $attribute) {
if (!in_array($attribute->getAttributeId(), array_keys($existingAttributeIds))
|| $this->isOptionChanged($existingAttributeIds[$attribute->getAttributeId()], $attribute)
) {
$attribute->setId(null);
$ids[] = $this->optionRepository->save($product->getSku(), $attribute);
}
}
return $ids;
}
/**
* Remove product attributes which no longer used.
*
* @param ProductInterface $product
* @return void
*/
private function deleteConfigurableProductAttributes(ProductInterface $product): void
{
$newAttributeIds = [];
foreach ($product->getExtensionAttributes()->getConfigurableProductOptions() as $option) {
$newAttributeIds[$option->getAttributeId()] = $option;
}
foreach ($this->optionRepository->getList($product->getSku()) as $option) {
if (!in_array($option->getAttributeId(), array_keys($newAttributeIds))
|| $this->isOptionChanged($option, $newAttributeIds[$option->getAttributeId()])
) {
$this->optionRepository->deleteById($product->getSku(), $option->getId());
}
}
}
/**
* Check if existing option is changed.
*
* @param OptionInterface $option
* @param Attribute $attribute
* @return bool
*/
private function isOptionChanged(OptionInterface $option, Attribute $attribute): bool
{
if ($option->getLabel() == $attribute->getLabel() && $option->getPosition() == $attribute->getPosition()) {
return false;
}
return true;
}
}