class Bundle

class Bundle extends InOperator {
  
  /**
   * The entity type for the filter.
   *
   * @var string
   */
  protected $entityTypeId;
  
  /**
   * The entity type definition.
   *
   * @var \Drupal\Core\Entity\EntityTypeInterface
   */
  protected $entityType;
  
  /**
   * The entity type manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;
  
  /**
   * The bundle info service.
   *
   * @var \Drupal\Core\Entity\EntityTypeBundleInfoInterface
   */
  protected $bundleInfoService;
  
  /**
   * Constructs a Bundle object.
   *
   * @param array $configuration
   *   A configuration array containing information about the plugin instance.
   * @param string $plugin_id
   *   The plugin_id for the plugin instance.
   * @param mixed $plugin_definition
   *   The plugin implementation definition.
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   *   The entity type manager.
   * @param \Drupal\Core\Entity\EntityTypeBundleInfoInterface $bundle_info_service
   *   The bundle info service.
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityTypeManagerInterface $entity_type_manager, EntityTypeBundleInfoInterface $bundle_info_service) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->entityTypeManager = $entity_type_manager;
    $this->bundleInfoService = $bundle_info_service;
  }
  
  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container->get('entity_type.manager'), $container->get('entity_type.bundle.info'));
  }
  
  /**
   * {@inheritdoc}
   */
  public function init(ViewExecutable $view, DisplayPluginBase $display, array &$options = NULL) {
    parent::init($view, $display, $options);
    $this->entityTypeId = $this->getEntityType();
    $this->entityType = \Drupal::entityTypeManager()->getDefinition($this->entityTypeId);
    $this->real_field = $this->entityType
      ->getKey('bundle');
  }
  
  /**
   * {@inheritdoc}
   */
  public function getValueOptions() {
    if (!isset($this->valueOptions)) {
      $types = $this->bundleInfoService
        ->getBundleInfo($this->entityTypeId);
      $this->valueTitle = $this->t('@entity types', [
        '@entity' => $this->entityType
          ->getLabel(),
      ]);
      $options = [];
      foreach ($types as $type => $info) {
        $options[$type] = $info['label'];
      }
      asort($options);
      $this->valueOptions = $options;
    }
    return $this->valueOptions;
  }
  
  /**
   * {@inheritdoc}
   */
  public function query() {
    // Make sure that the entity base table is in the query.
    $this->ensureMyTable();
    parent::query();
  }
  
  /**
   * {@inheritdoc}
   */
  public function calculateDependencies() {
    $dependencies = parent::calculateDependencies();
    $bundle_entity_type = $this->entityType
      ->getBundleEntityType();
    $bundle_entity_storage = $this->entityTypeManager
      ->getStorage($bundle_entity_type);
    foreach (array_keys($this->value) as $bundle) {
      if ($bundle_entity = $bundle_entity_storage->load($bundle)) {
        $dependencies[$bundle_entity->getConfigDependencyKey()][] = $bundle_entity->getConfigDependencyName();
      }
    }
    return $dependencies;
  }

}