cms_content_sync-3.0.x-dev/src/EventSubscriber/ConfigSubscriber.php

<?php

namespace Drupal\cms_content_sync\EventSubscriber;

use Drupal\cms_content_sync\Entity\Flow;
use Drupal\cms_content_sync\SyncCoreFlowExport;
use Drupal\Core\Config\ConfigCrudEvent;
use Drupal\Core\Config\ConfigEvents;
use Drupal\Core\Config\ConfigFactory;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;

/**
 * A subscriber triggering a config when certain configuration changes.
 */
class ConfigSubscriber implements EventSubscriberInterface {
  /**
   * The config Factory.
   *
   * @var \Drupal\Core\Config\ConfigFactory
   */
  protected $config_factory;

  /**
   * The Core EntityTypeManager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManager
   */
  protected $entity_type_manager;

  /**
   * @param \Drupal\Core\Config\ConfigFactory $config_factory
   *   The config factory.
   */
  public function __construct(ConfigFactory $config_factory, EntityTypeManagerInterface $entity_type_manager) {
    $this->config_factory = $config_factory;
    $this->entity_type_manager = $entity_type_manager;
  }

  /**
   * Delete unsed remote flows after config deletion.
   *
   * @param \Drupal\Core\Config\ConfigCrudEvent $event
   *   The Event to process.
   */
  public function deleteUnusedFlows(ConfigCrudEvent $event) {
    if (str_contains($event->getConfig()->getName(), 'cms_content_sync.flow')) {
      Flow::resetFlowCache();
      SyncCoreFlowExport::deleteUnusedFlows();
    }
  }

  /**
   * {@inheritdoc}
   */
  public static function getSubscribedEvents(): array {
    $events[ConfigEvents::DELETE][] = ['deleteUnusedFlows'];

    return $events;
  }

}