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<?php declare(strict_types=1); |
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namespace Kepawni\Twilted\Basic; |
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use Assert\Assert; |
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use Kepawni\Twilted\EntityHistory; |
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use Kepawni\Twilted\EntityIdentifier; |
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use Kepawni\Twilted\EventBus; |
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use Kepawni\Twilted\EventSourcedEntity; |
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use Kepawni\Twilted\EventStore; |
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use Kepawni\Twilted\IdentifiableEventSourcedEntity; |
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use Kepawni\Twilted\Repository; |
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class SimpleRepository implements Repository |
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{ |
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/** @var string|EventSourcedEntity */ |
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private $entityClass; |
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private $eventBus; |
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private $eventStore; |
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/** @var string|EntityHistory */ |
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private $historyClass; |
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public function __construct(string $entityClass, EventBus $eventBus, EventStore $eventStore, string $historyClass = SimpleAggregateHistory::class) |
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{ |
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Assert::that($entityClass)->implementsInterface(EventSourcedEntity::class); |
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$this->entityClass = $entityClass; |
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$this->eventBus = $eventBus; |
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$this->eventStore = $eventStore; |
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$this->historyClass = $historyClass; |
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} |
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public function load(EntityIdentifier $identifier): EventSourcedEntity |
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{ |
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$eventStream = $this->eventStore->retrieve($identifier); |
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$aggregateHistory = new $this->historyClass($identifier, $eventStream); |
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return $this->entityClass::reconstituteFrom($aggregateHistory); |
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} |
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public function save(IdentifiableEventSourcedEntity $entity): void |
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{ |
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$eventStream = $entity->getRecordedEvents(); |
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$this->eventStore->append($eventStream); |
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$this->eventBus->dispatch($eventStream); |
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} |
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} |
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kepawni /
twilted
