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<?php |
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namespace EventSauce\EventSourcing\Serialization; |
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use EventSauce\EventSourcing\AggregateRootId; |
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use EventSauce\EventSourcing\Event; |
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use EventSauce\EventSourcing\Message; |
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use EventSauce\EventSourcing\PointInTime; |
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use Generator; |
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final class ConstructingMessageSerializer implements MessageSerializer |
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{ |
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/** |
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* @var string |
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*/ |
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private $aggregateRootIdClassName; |
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public function __construct(string $aggregateRootIdClassName) |
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{ |
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$this->aggregateRootIdClassName = $aggregateRootIdClassName; |
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} |
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public function serializeMessage(Message $message): array |
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{ |
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$event = $message->event(); |
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return [ |
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'type' => EventType::fromEvent($event)->toEventName(), |
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'version' => $event->eventVersion(), |
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'aggregateRootId' => $event->aggregateRootId()->toString(), |
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'timeOfRecording' => $event->timeOfRecording()->toString(), |
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'metadata' => $message->metadata(), |
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'data' => $event->toPayload(), |
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]; |
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} |
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public function unserializePayload(array $payload): Generator |
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{ |
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/** @var Event $className */ |
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$className = EventType::fromEventType($payload['type'])->toClassName(); |
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/** @var AggregateRootId $aggregateRootIdClassName */ |
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$aggregateRootIdClassName = $this->aggregateRootIdClassName; |
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$event = $className::fromPayload( |
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$payload['data'], |
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$aggregateRootIdClassName::fromString($payload['aggregateRootId']), |
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PointInTime::fromString($payload['timeOfRecording']) |
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); |
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yield new Message($event, $payload['metadata']); |
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} |
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} |
EventSaucePHP /
EventSauce
