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<?php declare(strict_types = 1); |
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namespace TomCizek\ResponseRecorder\Application; |
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use Prooph\Common\Event\ActionEvent; |
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use Prooph\Common\Messaging\DomainEvent; |
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use Prooph\ServiceBus\EventBus; |
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use Prooph\ServiceBus\Exception\CommandDispatchException; |
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use Prooph\ServiceBus\MessageBus; |
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use Psr\Log\LoggerInterface; |
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use Throwable; |
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use TomCizek\ResponseRecorder\Application\ResponseRecorder\BasicMutationResponse; |
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use TomCizek\ResponseRecorder\Application\ResponseRecorder\MutationResponse\BasicMutationResponseBuilder; |
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use TomCizek\ResponseRecorder\Application\ResponseRecorder\MutationResponse\ErrorCollection\GenericShowableMutationError; |
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use TomCizek\ResponseRecorder\DomainModel\ShowableTranslatableDomainException; |
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final class ResponseRecorder |
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{ |
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public const FATAL_ERROR_MESSAGE = 'fatal_error_occured_logged'; |
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/** @var EventBus */ |
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private $eventBus; |
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/** @var LoggerInterface */ |
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private $logger; |
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public function __construct(EventBus $eventBus, LoggerInterface $logger) |
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{ |
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$this->eventBus = $eventBus; |
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$this->logger = $logger; |
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} |
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public function recordOn($callback): BasicMutationResponse |
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{ |
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$responseBuilder = BasicMutationResponseBuilder::create(); |
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$this->attachRecordingCallbackToEventbus($responseBuilder); |
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try { |
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$callback(); |
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} catch (CommandDispatchException $exception) { |
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$this->handleCommandDispatchException($exception, $responseBuilder); |
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} catch (ShowableTranslatableDomainException $exception) { |
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$this->handleShowableException($exception, $responseBuilder); |
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} catch (Throwable $exception) { |
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$this->handleFatalException($exception, $responseBuilder); |
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} |
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return $responseBuilder->build(); |
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} |
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private function attachRecordingCallbackToEventbus( |
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BasicMutationResponseBuilder $responseBuilder |
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): void { |
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$this->eventBus->attach( |
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EventBus::EVENT_DISPATCH, |
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$this->getRecordingCallback($responseBuilder), |
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-1000 |
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); |
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} |
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private function getRecordingCallback(BasicMutationResponseBuilder $responseBuilder): \Closure |
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{ |
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return function (ActionEvent $actionEvent) use ($responseBuilder): void { |
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$event = $actionEvent->getParam(MessageBus::EVENT_PARAM_MESSAGE); |
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if (!$event instanceof DomainEvent) { |
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return; |
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} |
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$responseBuilder->addDomainEvent($event); |
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}; |
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} |
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private function handleCommandDispatchException( |
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CommandDispatchException $exception, |
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BasicMutationResponseBuilder $responseBuilder |
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): void { |
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$previous = $exception->getPrevious(); |
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if ($previous instanceof ShowableTranslatableDomainException) { |
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$this->handleShowableException($previous, $responseBuilder); |
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} else { |
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$this->handleFatalException($exception, $responseBuilder); |
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} |
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} |
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protected function handleShowableException( |
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ShowableTranslatableDomainException $exception, |
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BasicMutationResponseBuilder $responseBuilder |
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): void { |
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$responseBuilder->addError( |
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GenericShowableMutationError::create( |
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$exception->getMessage(), |
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$exception->getMessageParameters() |
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) |
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); |
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} |
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protected function handleFatalException( |
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Throwable $exception, |
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BasicMutationResponseBuilder $responseBuilder |
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): void { |
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$this->logFatalError($exception); |
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$responseBuilder->addError( |
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GenericShowableMutationError::create( |
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self::FATAL_ERROR_MESSAGE |
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) |
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); |
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} |
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private function logFatalError( |
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Throwable $exception |
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): void { |
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$this->logger->error($exception); |
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} |
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} |
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tomcizek /
prooph-response-recorder
