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<?php |
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namespace App\Form\DataTransformer; |
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use App\Entity\Collection; |
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use App\Entity\ItemCollection; |
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use App\Repository\CollectionRepository; |
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use App\Repository\Exception\CollectionNotFoundException; |
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use Symfony\Component\Form\DataTransformerInterface; |
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use Symfony\Component\Form\Exception\TransformationFailedException; |
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use Ramsey\Uuid\Exception\InvalidUuidStringException; |
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class UuidToCollectionTransformer implements DataTransformerInterface |
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{ |
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private $collectionRepository; |
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public function __construct(CollectionRepository $collectionRepository) |
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{ |
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$this->collectionRepository = $collectionRepository; |
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} |
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/** |
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* Transforms an object (collections) to a UuidInterface |
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* |
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* @param Collection[]|null $collections |
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* @return array |
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*/ |
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public function reverseTransform($collections) |
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{ |
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if (null == $collections) { |
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return []; |
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} |
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$result = []; |
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foreach ($collections as $collection) { |
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$result[] = $collection->getId(); |
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} |
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return $result; |
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} |
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/** |
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* Transforms a UuidInterface to an object (Collection). |
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* |
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* @param ItemCollection[]|null $itemCollections |
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* @return Collection[]|null |
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* @throws TransformationFailedException if object (Collection) is not found. |
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*/ |
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public function transform($itemCollections) |
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{ |
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if (!$itemCollections) { |
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return null; |
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} |
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$result = []; |
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foreach ($itemCollections as $itemCollection) { |
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$collectionId = $itemCollection->getCollection()->getId(); |
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try { |
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$collection = $this->collectionRepository->find($collectionId); |
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} catch (CollectionNotFoundException $e) { |
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throw new TransformationFailedException(sprintf('Collection "%s" not found !', $collectionId->toString())); |
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} catch (InvalidUuidStringException $e) { |
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throw new TransformationFailedException(sprintf('Invalid UUID "%s" !', $collectionId->toString())); |
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} |
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if (null === $collection) { |
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throw new TransformationFailedException(sprintf('An collection with id "%s" does not exist!', $collectionId->toString())); |
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} |
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$result[] = $collection; |
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} |
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return $result; |
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} |
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} |
johnykvsky /
spisywarka
