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<?php |
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declare(strict_types=1); |
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namespace Cypress\PatchManager; |
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use Cypress\PatchManager\Event\PatchManagerEvent; |
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use Cypress\PatchManager\Event\PatchManagerEvents; |
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use Cypress\PatchManager\Exception\HandlerNotFoundException; |
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use PhpCollection\Sequence; |
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use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
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/** |
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* The main entry point for the PatchManager bundle |
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*/ |
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class PatchManager |
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{ |
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private OperationMatcher $operationMatcher; |
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private EventDispatcherInterface $eventDispatcherInterface; |
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private bool $strictMode; |
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/** |
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* @param bool $strictMode if true throws an error if no handler is found |
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*/ |
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public function __construct(OperationMatcher $operationMatcher, bool $strictMode = false) |
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{ |
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$this->operationMatcher = $operationMatcher; |
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$this->strictMode = $strictMode; |
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} |
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public function setEventDispatcherInterface(EventDispatcherInterface $eventDispatcherInterface): void |
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{ |
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$this->eventDispatcherInterface = $eventDispatcherInterface; |
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} |
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/** |
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* @param array<Patchable>|Patchable|\Traversable $subject a Patchable instance or a collection of instances |
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* @throws Exception\InvalidJsonRequestContent |
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* @throws Exception\MissingOperationNameRequest |
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* @throws Exception\MissingOperationRequest |
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* @throws HandlerNotFoundException |
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*/ |
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public function handle($subject): void |
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{ |
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$matchedOperations = $this->getMatchedOperations($subject); |
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$this->handleSubject($subject, $matchedOperations); |
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} |
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protected function doHandle(MatchedPatchOperation $matchedPatchOperation, Patchable $subject): void |
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{ |
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$event = new PatchManagerEvent($matchedPatchOperation, $subject); |
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$this->dispatchEvents($event, $matchedPatchOperation->getOpName(), PatchManagerEvents::PATCH_MANAGER_PRE); |
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$matchedPatchOperation->process($subject); |
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$this->dispatchEvents($event, $matchedPatchOperation->getOpName(), PatchManagerEvents::PATCH_MANAGER_POST); |
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} |
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/** |
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* dispatch events if the eventDispatcher is present |
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*/ |
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protected function dispatchEvents(PatchManagerEvent $event, string $opName, string $type): void |
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{ |
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if (!isset($this->eventDispatcherInterface)) { |
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return; |
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} |
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$this->eventDispatcherInterface->dispatch($event, $type); |
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$this->eventDispatcherInterface->dispatch( |
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$event, |
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sprintf('%s.%s', $type, $opName) |
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); |
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} |
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/** |
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* @param array|Patchable|\Traversable $subject a Patchable instance or a collection of instances |
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* @throws Exception\InvalidJsonRequestContent |
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* @throws Exception\MissingOperationNameRequest |
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* @throws Exception\MissingOperationRequest |
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* @throws HandlerNotFoundException |
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*/ |
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private function getMatchedOperations($subject): Sequence |
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{ |
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$matchedOperations = $this->operationMatcher->getMatchedOperations($subject); |
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if ($this->strictMode && $matchedOperations->isEmpty()) { |
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throw new HandlerNotFoundException($this->operationMatcher->getUnmatchedOperations($subject)); |
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} |
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return $matchedOperations; |
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} |
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/** |
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* @param iterable|Patchable $subject a Patchable instance or a collection of instances |
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* @throws Exception\MissingOperationNameRequest |
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* @throws Exception\MissingOperationRequest |
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* @throws Exception\InvalidJsonRequestContent |
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*/ |
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private function handleSubject(Patchable|iterable $subject, Sequence $matchedOperations): void |
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{ |
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if (is_iterable($subject)) { |
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$this->handleMany($subject); |
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return; |
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} |
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foreach ($matchedOperations as $matchedPatchOperation) { |
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$this->doHandle($matchedPatchOperation, $subject); |
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} |
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} |
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/** |
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* @param array<Patchable>|\Traversable<Patchable> $subjects |
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* @throws Exception\InvalidJsonRequestContent |
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* @throws Exception\MissingOperationNameRequest |
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* @throws Exception\MissingOperationRequest |
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*/ |
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private function handleMany(iterable $subjects): void |
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{ |
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foreach ($subjects as $subject) { |
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foreach ($this->operationMatcher->getMatchedOperations($subject) as $matchedPatchOperation) { |
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$this->doHandle($matchedPatchOperation, $subject); |
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} |
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} |
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} |
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} |
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matteosister /
patch-manager
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