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<?php |
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/** |
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* Event Sourcing implementation module. |
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* |
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* @author Maksim Masiukevich <[email protected]> |
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* @license MIT |
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* @license https://opensource.org/licenses/MIT |
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*/ |
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declare(strict_types = 1); |
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namespace ServiceBus\EventSourcingModule; |
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use ServiceBus\Common\Module\ServiceBusModule; |
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use ServiceBus\EventSourcing\EventStream\EventStreamRepository; |
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use ServiceBus\EventSourcing\EventStream\Serializer\DefaultEventSerializer; |
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use ServiceBus\EventSourcing\EventStream\Serializer\EventSerializer; |
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use ServiceBus\EventSourcing\EventStream\Store\EventStreamStore; |
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use ServiceBus\EventSourcing\EventStream\Store\SqlEventStreamStore; |
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use ServiceBus\EventSourcing\Indexes\Store\IndexStore; |
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use ServiceBus\EventSourcing\Indexes\Store\SqlIndexStore; |
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use ServiceBus\EventSourcing\Snapshots\Snapshotter; |
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use ServiceBus\EventSourcing\Snapshots\Store\SnapshotStore; |
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use ServiceBus\EventSourcing\Snapshots\Store\SqlSnapshotStore; |
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use ServiceBus\EventSourcing\Snapshots\Triggers\SnapshotTrigger; |
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use ServiceBus\EventSourcing\Snapshots\Triggers\SnapshotVersionTrigger; |
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use ServiceBus\Mutex\InMemory\InMemoryMutexFactory; |
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use ServiceBus\Mutex\MutexFactory; |
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use Symfony\Component\DependencyInjection\ContainerBuilder; |
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use Symfony\Component\DependencyInjection\Definition; |
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use Symfony\Component\DependencyInjection\Reference; |
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/** |
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* @todo: custom store initialization |
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*/ |
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final class EventSourcingModule implements ServiceBusModule |
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{ |
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/** @var string */ |
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private $eventStoreServiceId; |
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/** @var string */ |
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private $snapshotStoreServiceId; |
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/** @var string */ |
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private $indexerStore; |
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/** @var string|null */ |
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private $databaseAdapterServiceId= null; |
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/** @var string|null */ |
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private $customEventSerializerServiceId= null; |
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/** @var string|null */ |
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private $customSnapshotStrategyServiceId = null; |
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public static function withSqlStorage(string $databaseAdapterServiceId): self |
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{ |
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$self = new self( |
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EventStreamStore::class, |
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SnapshotStore::class, |
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IndexStore::class |
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); |
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$self->databaseAdapterServiceId = $databaseAdapterServiceId; |
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return $self; |
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} |
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public function withCustomEventSerializer(string $eventSerializerServiceId): self |
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{ |
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$this->customEventSerializerServiceId = $eventSerializerServiceId; |
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return $this; |
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} |
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public function withCustomSnapshotStrategy(string $snapshotStrategyServiceId): self |
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{ |
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$this->customSnapshotStrategyServiceId = $snapshotStrategyServiceId; |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function boot(ContainerBuilder $containerBuilder): void |
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{ |
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/** Default configuration used */ |
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if (null !== $this->databaseAdapterServiceId) |
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{ |
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$storeArguments = [new Reference($this->databaseAdapterServiceId)]; |
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$containerBuilder->addDefinitions([ |
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$this->eventStoreServiceId => (new Definition(SqlEventStreamStore::class))->setArguments($storeArguments), |
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$this->snapshotStoreServiceId => (new Definition(SqlSnapshotStore::class))->setArguments($storeArguments), |
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$this->indexerStore => (new Definition(SqlIndexStore::class))->setArguments($storeArguments), |
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]); |
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} |
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$this->registerMutexFactory($containerBuilder); |
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$this->registerSnapshotter($containerBuilder); |
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$this->registerEventSourcingProvider($containerBuilder); |
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$this->registerIndexer($containerBuilder); |
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} |
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private function registerMutexFactory(ContainerBuilder $containerBuilder): void |
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{ |
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if (false === $containerBuilder->hasDefinition(MutexFactory::class)) |
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{ |
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$containerBuilder->addDefinitions([ |
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MutexFactory::class => new Definition(InMemoryMutexFactory::class), |
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]); |
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} |
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} |
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private function registerIndexer(ContainerBuilder $containerBuilder): void |
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{ |
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/** @psalm-suppress PossiblyNullArgument */ |
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$containerBuilder->addDefinitions([ |
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$this->indexerStore => (new Definition(SqlIndexStore::class))->setArguments([new Reference((string) $this->databaseAdapterServiceId)]), |
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IndexProvider::class => (new Definition(IndexProvider::class))->setArguments( |
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[ |
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new Reference($this->indexerStore), |
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new Reference(MutexFactory::class) |
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] |
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), |
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]); |
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} |
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private function registerEventSourcingProvider(ContainerBuilder $containerBuilder): void |
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{ |
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$serializer = null; |
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if (null !== $this->customEventSerializerServiceId) |
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{ |
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$serializer = new Reference($this->customEventSerializerServiceId); |
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} |
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else |
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{ |
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$containerBuilder->addDefinitions( |
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[ |
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EventSerializer::class => (new Definition(DefaultEventSerializer::class))->setArguments([ |
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new Reference('service_bus.decoder.default_handler'), |
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]), |
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] |
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); |
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$serializer = new Reference(EventSerializer::class); |
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} |
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$arguments = [ |
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new Reference($this->eventStoreServiceId), |
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new Reference(Snapshotter::class), |
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$serializer, |
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new Reference('service_bus.logger'), |
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]; |
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$containerBuilder->addDefinitions([ |
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EventStreamRepository::class => (new Definition(EventStreamRepository::class))->setArguments($arguments), |
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EventSourcingProvider::class => (new Definition(EventSourcingProvider::class))->setArguments( |
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[ |
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new Reference(EventStreamRepository::class), |
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new Reference(MutexFactory::class) |
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] |
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), |
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]); |
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} |
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private function registerSnapshotter(ContainerBuilder $containerBuilder): void |
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{ |
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if (null === $this->customSnapshotStrategyServiceId) |
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{ |
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$containerBuilder->addDefinitions([ |
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SnapshotTrigger::class => new Definition(SnapshotVersionTrigger::class, [30]), |
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]); |
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$this->customSnapshotStrategyServiceId = SnapshotTrigger::class; |
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} |
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$arguments = [ |
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new Reference($this->snapshotStoreServiceId), |
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new Reference($this->customSnapshotStrategyServiceId), |
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new Reference('service_bus.logger'), |
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]; |
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$containerBuilder->addDefinitions([ |
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Snapshotter::class => (new Definition(Snapshotter::class))->setArguments($arguments), |
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]); |
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} |
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/** |
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* @param string $eventStoreServiceId |
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* @param string $snapshotStoreServiceId |
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* @param string $indexerStore |
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*/ |
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private function __construct(string $eventStoreServiceId, string $snapshotStoreServiceId, string $indexerStore) |
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{ |
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$this->eventStoreServiceId = $eventStoreServiceId; |
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$this->snapshotStoreServiceId = $snapshotStoreServiceId; |
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$this->indexerStore = $indexerStore; |
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} |
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} |
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php-service-bus /
module-event-sourcing
