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<?php |
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namespace CCT\Component\Rest\Transformer\Response; |
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use CCT\Component\Rest\Http\ResponseInterface; |
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use CCT\Component\Rest\Serializer\ContextInterface; |
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use Symfony\Component\HttpFoundation\Response; |
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class ObjectCollectionTransformer extends AbstractSerializerResponseTransformer |
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{ |
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protected $mappingKeys = null; |
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/** |
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* @param ResponseInterface|Response $response |
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* |
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* {@inheritdoc} |
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*/ |
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public function transform(ResponseInterface $response, ContextInterface $context = null) |
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{ |
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$data = $response->getData(); |
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if (count($this->mappingKeys) === 0) { |
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$response->setData( |
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$this->transformArrayPartial($data, $context) |
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); |
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return; |
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} |
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$mappedData = $this->map($response->getData()); |
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$transformedData = []; |
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foreach ($mappedData as $key => $transformingData) { |
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$transformedData[$key] = $this->transformArrayPartial($transformingData, $context); |
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} |
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$response->setData(array_merge($data, $transformedData)); |
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} |
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/** |
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* @param ResponseInterface|Response $response |
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* |
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* {@inheritdoc} |
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*/ |
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public function supports(ResponseInterface $response): bool |
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{ |
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$data = $response->getData(); |
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return ( |
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$response->isSuccessful() |
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&& $this->isArrayAndNotEmpty($data) |
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&& $this->mappingKeysExist($data) |
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&& $this->isDataSequential($this->map($data)) |
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); |
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} |
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/** |
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* @param array $transformingData |
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* @param ContextInterface $context |
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* |
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* @return array |
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*/ |
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protected function transformArrayPartial(array $transformingData, ContextInterface $context = null): array |
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{ |
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$transformedData = []; |
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foreach ($transformingData as $key => $object) { |
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$transformedData[$key] = $this->serializer->deserialize( |
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json_encode($object), |
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$this->class, |
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'json', |
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$context ?? $this->context |
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); |
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} |
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return $transformedData; |
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} |
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/** |
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* Check if $data is an array and not empty |
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* |
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* @param mixed $data |
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* |
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* @return bool |
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*/ |
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protected function isArrayAndNotEmpty($data) |
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{ |
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return is_array($data) && !empty($data); |
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} |
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/** |
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* Extract collection from response array based on mapping key. |
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* Supports single level only |
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* If no mapping key returns full data |
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* @param $data |
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* |
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* @return array |
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*/ |
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protected function map(array $data): array |
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{ |
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if (null === $this->mappingKeys) { |
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return $data; |
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} |
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$mappingKeys = $this->mappingKeys; |
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return |
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array_filter( |
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$data, |
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function ($key) use ($mappingKeys) { |
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return in_array($key, $mappingKeys); |
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}, |
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ARRAY_FILTER_USE_KEY |
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); |
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} |
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/** |
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* @param array $data |
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* |
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* @return bool |
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*/ |
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protected function mappingKeysExist(array $data): bool |
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{ |
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if (null === $this->mappingKeys) { |
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return true; |
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} |
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return (bool)count(array_intersect($this->mappingKeys, array_keys($data))) > 0; |
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} |
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/** |
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* @return array|null |
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*/ |
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public function getMappingKeys(): ?array |
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{ |
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return $this->mappingKeys; |
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} |
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/** |
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* @param null|array $mappingKeys |
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*/ |
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public function setMappingKeys(array $mappingKeys = null) |
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{ |
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$this->mappingKeys = $mappingKeys; |
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} |
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/** |
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* @param array $data |
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* |
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* @return bool |
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*/ |
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3 |
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protected function isDataSequential(array $data): bool |
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{ |
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if (null === $this->mappingKeys) { |
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return $this->isSequential($data); |
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} |
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1 |
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foreach ($data as $sequentialArray) { |
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if (false === $this->isSequential($sequentialArray)) { |
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return false; |
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} |
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} |
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return true; |
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} |
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/** |
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* @param array $data |
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* |
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* @return bool |
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*/ |
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3 |
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protected function isSequential(array $data): bool |
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{ |
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return array_keys($data) === range(0, count($data) - 1); |
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} |
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} |
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cct-marketing /
Rest
