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<?php |
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namespace W2w\Laravel\Apie\Services\Eloquent; |
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use Illuminate\Database\Eloquent\Builder; |
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use Illuminate\Database\Eloquent\Model; |
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use Symfony\Component\Serializer\Normalizer\DenormalizerInterface; |
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use Symfony\Component\Serializer\Normalizer\NormalizerInterface; |
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use UnexpectedValueException; |
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use W2w\Lib\Apie\Normalizers\ContextualNormalizer; |
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use W2w\Lib\Apie\Normalizers\EvilReflectionPropertyNormalizer; |
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use W2w\Lib\Apie\SearchFilters\SearchFilterRequest; |
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/** |
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* Contains logic to serialize from/to Eloquent models. This is placed in a different class for reusability. |
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*/ |
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class EloquentModelSerializer |
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{ |
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private $normalizer; |
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private $denormalizer; |
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/** |
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* @param NormalizerInterface $normalizer |
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* @param DenormalizerInterface $denormalizer |
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*/ |
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public function __construct(NormalizerInterface $normalizer, DenormalizerInterface $denormalizer) |
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{ |
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$this->normalizer = $normalizer; |
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$this->denormalizer = $denormalizer; |
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} |
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/** |
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* Converts a Query builder into a list of resources. |
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* |
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* @param Builder $builder |
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* @param string $resourceClass |
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* @param SearchFilterRequest|null $searchFilterRequest |
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* @return Model[] |
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*/ |
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public function toList(Builder $builder, string $resourceClass, ?SearchFilterRequest $searchFilterRequest): array |
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{ |
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if (empty($builder->getQuery()->orders) && empty($builder->getQuery()->unionOrders)) { |
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$builder = $builder->orderBy('id', 'ASC'); |
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} |
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if ($searchFilterRequest) { |
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$builder = $builder |
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->where($searchFilterRequest->getSearches()) |
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->skip($searchFilterRequest->getOffset()) |
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->take($searchFilterRequest->getNumberOfItems()); |
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} |
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$modelInstances = $builder->get(); |
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return array_map( |
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function ($modelInstance) use (&$resourceClass) { |
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return $this->toResource($modelInstance, $resourceClass); |
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}, |
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iterator_to_array($modelInstances) |
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); |
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} |
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/** |
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* Converts resource into a eloquent model. The instance returns is always a new entity. |
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* |
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* @param mixed $resource |
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* @param string $modelClass |
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* @return Model |
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*/ |
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public function toModel($resource, string $modelClass): Model |
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{ |
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$array = $this->normalizer->normalize($resource); |
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if (!is_array($array)) { |
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throw new UnexpectedValueException('Resource ' . get_class($resource) . ' was normalized to a non array field'); |
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} |
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$modelClass::unguard(); |
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try { |
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$modelInstance = $modelClass::create($array); |
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} finally { |
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$modelClass::reguard(); |
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} |
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return $modelInstance; |
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} |
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/** |
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* Maps Eloquent model to a class of $resoureClass |
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* |
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* @param Model $eloquentModel |
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* @param string $resourceClass |
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* @return mixed |
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*/ |
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public function toResource(Model $eloquentModel, string $resourceClass) |
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{ |
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ContextualNormalizer::enableDenormalizer(EvilReflectionPropertyNormalizer::class); |
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try { |
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$resource = $this->denormalizer->denormalize( |
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$eloquentModel->toArray(), |
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$resourceClass, |
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null, |
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['disable_type_enforcement' => true] |
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); |
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} finally { |
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ContextualNormalizer::disableDenormalizer(EvilReflectionPropertyNormalizer::class); |
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} |
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return $resource; |
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} |
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/** |
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* Converts existing resource into a eloquent model. The instance returns is always a new entity. |
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* |
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* @param mixed $resource |
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* @param mixed $id |
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* @param string $modelClass |
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* @return Model |
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*/ |
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public function toExistingModel($resource, $id, string $modelClass): Model |
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{ |
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$resourceClass = get_class($resource); |
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$modelInstance = $modelClass::where(['id' => $id])->firstOrFail(); |
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$array = $this->normalizer->normalize($resource); |
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if (!is_array($array)) { |
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throw new UnexpectedValueException('Resource ' . $resourceClass . ' was normalized to a non array field'); |
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} |
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unset($array['id']); |
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$modelInstance->unguard(); |
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try { |
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$modelInstance->fill($array); |
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} finally { |
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$modelInstance->reguard(); |
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} |
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$modelInstance->save(); |
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return $modelInstance; |
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} |
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} |
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pjordaan /
laravel-apie
