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<?php |
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/** |
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* This file is part of the Cubiche package. |
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* |
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* Copyright (c) Cubiche |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace Cubiche\Domain\EventSourcing\EventStore; |
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use Cubiche\Core\Collections\ArrayCollection\ArrayHashMap; |
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use Cubiche\Core\Collections\ArrayCollection\ArrayList; |
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use Cubiche\Core\Specification\Criteria; |
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use Cubiche\Domain\EventSourcing\DomainEventInterface; |
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use Cubiche\Domain\EventSourcing\Versioning\Version; |
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/** |
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* InMemoryEventStore class. |
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* |
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* @author Ivannis Suárez Jerez <[email protected]> |
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*/ |
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class InMemoryEventStore implements EventStoreInterface |
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{ |
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/** |
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* @var ArrayHashMap |
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*/ |
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protected $store; |
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/** |
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* InMemoryEventStore constructor. |
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*/ |
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public function __construct() |
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{ |
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$this->store = new ArrayHashMap(); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function persist(EventStream $eventStream) |
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{ |
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$version = 0; |
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if (!$this->store->containsKey($eventStream->streamName())) { |
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$this->store->set($eventStream->streamName(), new ArrayList()); |
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} |
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/** @var ArrayList $streamCollection */ |
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$streamCollection = $this->store->get($eventStream->streamName()); |
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/** @var DomainEventInterface $event */ |
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foreach ($eventStream->events() as $event) { |
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$streamCollection->add($event); |
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$version = $event->version(); |
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} |
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return $version; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function remove($streamName) |
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{ |
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$this->store->removeAt($streamName); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function load($streamName, $version = 0) |
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{ |
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/** @var ArrayList $streamCollection */ |
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$streamCollection = $this->store->get($streamName); |
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if ($streamCollection !== null) { |
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$events = $streamCollection->find(Criteria::method('version')->gte($version))->toArray(); |
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if (count($events) > 0) { |
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/** @var DomainEventInterface $event */ |
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$event = $events[0]; |
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return new EventStream($streamName, $event->aggregateId(), $events); |
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} |
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} |
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return; |
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} |
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} |
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cubiche /
event-sourcing
