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<?php |
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declare(strict_types=1); |
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namespace Cycle\ORM\Entity\Behavior; |
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use Cycle\ORM\Command\CommandInterface; |
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use Cycle\ORM\Entity\Behavior\Dispatcher\Dispatcher; |
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use Cycle\ORM\Entity\Behavior\Dispatcher\ListenerProvider; |
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use Cycle\ORM\Entity\Behavior\Event\Mapper\Command\OnCreate; |
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use Cycle\ORM\Entity\Behavior\Event\Mapper\Command\OnDelete; |
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use Cycle\ORM\Entity\Behavior\Event\Mapper\Command\OnUpdate; |
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use Cycle\ORM\ORMInterface; |
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use Cycle\ORM\SchemaInterface; |
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use Cycle\ORM\Transaction\CommandGenerator; |
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use Cycle\ORM\Transaction\Tuple; |
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use Psr\Container\ContainerInterface; |
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use Psr\EventDispatcher\EventDispatcherInterface; |
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final class EventDrivenCommandGenerator extends CommandGenerator |
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{ |
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private EventDispatcherInterface $eventDispatcher; |
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private \DateTimeImmutable $timestamp; |
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120 |
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public function __construct(SchemaInterface $schema, ContainerInterface $container) |
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{ |
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$listenerProvider = new ListenerProvider($schema, $container); |
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$this->eventDispatcher = new Dispatcher($listenerProvider); |
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} |
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120 |
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public function generateStoreCommand(ORMInterface $orm, Tuple $tuple): ?CommandInterface |
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{ |
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$this->timestamp = new \DateTimeImmutable(); |
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120 |
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$command = parent::generateStoreCommand($orm, $tuple); |
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120 |
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unset($this->timestamp); |
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return $command; |
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120 |
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} |
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120 |
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public function generateDeleteCommand(ORMInterface $orm, Tuple $tuple): ?CommandInterface |
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{ |
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$this->timestamp = new \DateTimeImmutable(); |
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$command = parent::generateDeleteCommand($orm, $tuple); |
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unset($this->timestamp); |
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return $command; |
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} |
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protected function storeEntity(ORMInterface $orm, Tuple $tuple, bool $isNew): ?CommandInterface |
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{ |
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$role = $tuple->node->getRole(); |
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$src = $orm->getSource($role); |
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$event = $isNew |
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? new OnCreate($role, $tuple->mapper, $tuple->entity, $tuple->node, $tuple->state, $src, $this->timestamp) |
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: new OnUpdate($role, $tuple->mapper, $tuple->entity, $tuple->node, $tuple->state, $src, $this->timestamp); |
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$event->command = parent::storeEntity($orm, $tuple, $isNew); |
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$event = $this->eventDispatcher->dispatch($event); |
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return $event->command; |
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} |
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/** |
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* @param non-empty-string $parentRole |
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*/ |
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protected function generateParentStoreCommand( |
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ORMInterface $orm, |
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Tuple $tuple, |
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string $parentRole, |
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bool $isNew, |
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): ?CommandInterface { |
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$mapper = $orm->getMapper($parentRole); |
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$source = $orm->getSource($parentRole); |
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$event = |
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new OnCreate($parentRole, $mapper, $tuple->entity, $tuple->node, $tuple->state, $source, $this->timestamp); |
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8 |
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$event->command = $isNew |
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? $mapper->queueCreate($tuple->entity, $tuple->node, $tuple->state) |
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: $mapper->queueUpdate($tuple->entity, $tuple->node, $tuple->state); |
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$event = $this->eventDispatcher->dispatch($event); |
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return $event->command; |
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} |
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protected function deleteEntity(ORMInterface $orm, Tuple $tuple): ?CommandInterface |
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{ |
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$role = $tuple->node->getRole(); |
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$source = $orm->getSource($role); |
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$event = new OnDelete( |
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$role, |
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$tuple->mapper, |
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$tuple->entity, |
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$tuple->node, |
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$tuple->state, |
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$source, |
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$this->timestamp, |
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); |
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$event->command = parent::deleteEntity($orm, $tuple); |
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$event = $this->eventDispatcher->dispatch($event); |
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return $event->command; |
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} |
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} |
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cycle /
entity-behavior
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