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<?php |
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namespace W2w\Lib\Apie\Plugins\Mock\DataLayers; |
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use Pagerfanta\Pagerfanta; |
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use Psr\Cache\CacheItemPoolInterface; |
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use ReflectionClass; |
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use Symfony\Component\PropertyAccess\PropertyAccessorInterface; |
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use W2w\Lib\Apie\Core\IdentifierExtractor; |
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use W2w\Lib\Apie\Core\SearchFilters\SearchFilterFromMetadataTrait; |
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use W2w\Lib\Apie\Core\SearchFilters\SearchFilterRequest; |
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use W2w\Lib\Apie\Exceptions\ResourceNotFoundException; |
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use W2w\Lib\Apie\Interfaces\ApiResourcePersisterInterface; |
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use W2w\Lib\Apie\Interfaces\ApiResourceRetrieverInterface; |
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use W2w\Lib\Apie\Interfaces\SearchFilterProviderInterface; |
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use W2w\Lib\Apie\Plugins\Mock\Pagers\MockAdapter; |
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/** |
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* If the implementation of a REST API is mocked this is the class that persists and retrieves all API resources. |
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* |
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* It does this by persisting it with a cache pool. |
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*/ |
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class MockApiResourceDataLayer implements ApiResourcePersisterInterface, ApiResourceRetrieverInterface, SearchFilterProviderInterface |
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{ |
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use SearchFilterFromMetadataTrait; |
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/** |
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* @var CacheItemPoolInterface |
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*/ |
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private $cacheItemPool; |
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/** |
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* @var IdentifierExtractor |
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*/ |
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private $identifierExtractor; |
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/** |
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* @var PropertyAccessorInterface |
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*/ |
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private $propertyAccessor; |
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public function __construct( |
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CacheItemPoolInterface $cacheItemPool, |
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IdentifierExtractor $identifierExtractor, |
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PropertyAccessorInterface $propertyAccessor |
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) { |
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$this->cacheItemPool = $cacheItemPool; |
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$this->identifierExtractor = $identifierExtractor; |
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$this->propertyAccessor = $propertyAccessor; |
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} |
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/** |
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* @param mixed $resource |
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* @param array $context |
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* @return mixed |
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*/ |
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public function persistNew($resource, array $context = []) |
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{ |
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$id = $this->identifierExtractor->getIdentifierValue($resource, $context); |
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if (is_null($id)) { |
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return $resource; |
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} |
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$this->persist($resource, $id); |
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return $resource; |
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} |
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/** |
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* @param mixed $resource |
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* @param string|int $int |
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* @param array $context |
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* @return mixed |
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*/ |
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public function persistExisting($resource, $int, array $context = []) |
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{ |
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$this->persist($resource, $int); |
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return $resource; |
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} |
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private function persist($resource, $id) |
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{ |
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$cacheKey = 'mock-server.' . $this->shortName($resource) . '.' . $id; |
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$cacheItem = $this->cacheItemPool->getItem($cacheKey)->set(serialize($resource)); |
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$this->addId(get_class($resource), $id); |
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$this->cacheItemPool->save($cacheItem); |
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$this->cacheItemPool->commit(); |
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} |
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/** |
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* @param string $resourceClass |
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* @param string|int $id |
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* @param array $context |
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*/ |
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public function remove(string $resourceClass, $id, array $context) |
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{ |
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$cacheKey = 'mock-server.' . $this->shortName($resourceClass) . '.' . $id; |
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$this->cacheItemPool->deleteItem($cacheKey); |
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$this->removeId($resourceClass, $id); |
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$this->cacheItemPool->commit(); |
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} |
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/** |
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* @param string $resourceClass |
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* @param string|int $id |
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* @param array $context |
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* @return mixed |
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*/ |
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public function retrieve(string $resourceClass, $id, array $context) |
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{ |
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$cacheKey = 'mock-server.' . $this->shortName($resourceClass) . '.' . $id; |
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$cacheItem = $this->cacheItemPool->getItem($cacheKey); |
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if (!$cacheItem->isHit()) { |
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throw new ResourceNotFoundException((string) $id); |
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} |
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return unserialize($cacheItem->get()); |
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} |
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/** |
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* @param string $resourceClass |
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* @param array $context |
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* @param SearchFilterRequest $searchFilterRequest |
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* @return Pagerfanta|array |
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*/ |
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public function retrieveAll(string $resourceClass, array $context, SearchFilterRequest $searchFilterRequest): iterable |
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{ |
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$cacheKey = 'mock-server-all.' . $this->shortName($resourceClass); |
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$cacheItem = $this->cacheItemPool->getItem($cacheKey); |
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if (!$cacheItem->isHit()) { |
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return []; |
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} |
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$paginator = new Pagerfanta(new MockAdapter($this, $cacheItem->get(), $searchFilterRequest->getSearches(), $resourceClass, $context, $this->propertyAccessor)); |
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$searchFilterRequest->updatePaginator($paginator); |
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return $paginator; |
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} |
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/** |
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* Marks an id as found, so the get all can retrieve it. |
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* |
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* @param string $resourceClass |
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* @param string|int $id |
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*/ |
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private function addId(string $resourceClass, $id) |
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{ |
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$cacheKey = 'mock-server-all.' . $this->shortName($resourceClass); |
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$cacheItem = $this->cacheItemPool->getItem($cacheKey); |
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$ids = []; |
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if ($cacheItem->isHit()) { |
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$ids = $cacheItem->get(); |
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} |
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$ids[$id] = $id; |
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$this->cacheItemPool->save($cacheItem->set($ids)); |
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} |
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/** |
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* Marks an id as not found, so the get all will no longer retrieve it. |
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* |
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* @param string $resourceClass |
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* @param string|int $id |
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*/ |
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private function removeId(string $resourceClass, $id) |
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{ |
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$cacheKey = 'mock-server-all.' . $this->shortName($resourceClass); |
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$cacheItem = $this->cacheItemPool->getItem($cacheKey); |
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$ids = []; |
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if ($cacheItem->isHit()) { |
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$ids = $cacheItem->get(); |
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} |
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unset($ids[$id]); |
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$this->cacheItemPool->save($cacheItem->set($ids)); |
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} |
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/** |
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* Returns a short name of a resource or a resource class. |
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* |
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* @param mixed $resourceOrResourceClass |
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* @return string |
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*/ |
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private function shortName($resourceOrResourceClass): string |
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{ |
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if (is_string($resourceOrResourceClass)) { |
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$refl = new ReflectionClass($resourceOrResourceClass); |
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return $refl->getShortName(); |
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} |
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return $this->shortName(get_class($resourceOrResourceClass)); |
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} |
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} |
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