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<?php |
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/* |
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* This file is part of the Sylius package. |
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* |
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* (c) Paweł Jędrzejewski |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Sylius\Component\Product\Generator; |
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use Sylius\Component\Product\Checker\ProductVariantsParityCheckerInterface; |
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use Sylius\Component\Product\Factory\ProductVariantFactoryInterface; |
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use Sylius\Component\Product\Model\ProductInterface; |
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use Sylius\Component\Product\Model\ProductVariantInterface; |
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use Sylius\Component\Resource\Exception\VariantWithNoOptionsValuesException; |
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use Webmozart\Assert\Assert; |
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final class ProductVariantGenerator implements ProductVariantGeneratorInterface |
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{ |
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/** @var ProductVariantFactoryInterface */ |
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private $productVariantFactory; |
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/** @var CartesianSetBuilder */ |
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private $setBuilder; |
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/** @var ProductVariantsParityCheckerInterface */ |
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private $variantsParityChecker; |
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public function __construct( |
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ProductVariantFactoryInterface $productVariantFactory, |
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ProductVariantsParityCheckerInterface $variantsParityChecker |
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) { |
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$this->productVariantFactory = $productVariantFactory; |
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$this->setBuilder = new CartesianSetBuilder(); |
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$this->variantsParityChecker = $variantsParityChecker; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function generate(ProductInterface $product): void |
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{ |
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Assert::true($product->hasOptions(), 'Cannot generate variants for an object without options.'); |
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$optionSet = []; |
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$optionMap = []; |
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foreach ($product->getOptions() as $key => $option) { |
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foreach ($option->getValues() as $value) { |
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$optionSet[$key][] = $value->getCode(); |
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$optionMap[$value->getCode()] = $value; |
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} |
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} |
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if (empty($optionSet)) { |
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throw new VariantWithNoOptionsValuesException(); |
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} |
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$permutations = $this->setBuilder->build($optionSet); |
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foreach ($permutations as $permutation) { |
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$variant = $this->createVariant($product, $optionMap, $permutation); |
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if (!$this->variantsParityChecker->checkParity($variant, $product)) { |
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$product->addVariant($variant); |
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} |
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} |
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} |
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private function createVariant(ProductInterface $product, array $optionMap, $permutation): ProductVariantInterface |
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{ |
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/** @var ProductVariantInterface $variant */ |
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$variant = $this->productVariantFactory->createForProduct($product); |
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$this->addOptionValue($variant, $optionMap, $permutation); |
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return $variant; |
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} |
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private function addOptionValue(ProductVariantInterface $variant, array $optionMap, $permutation): void |
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{ |
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if (!is_array($permutation)) { |
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$variant->addOptionValue($optionMap[$permutation]); |
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return; |
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} |
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foreach ($permutation as $code) { |
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$variant->addOptionValue($optionMap[$code]); |
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} |
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} |
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} |
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pamil /
Sylius
