class ViewsEntityRow

class ViewsEntityRow implements ContainerDeriverInterface {
  use StringTranslationTrait;
  
  /**
   * Stores all entity row plugin information.
   *
   * @var array
   */
  protected $derivatives = [];
  
  /**
   * The base plugin ID that the derivative is for.
   *
   * @var string
   */
  protected $basePluginId;
  
  /**
   * The entity type manager.
   *
   * @var \Drupal\Core\Entity\EntityTypeManagerInterface
   */
  protected $entityTypeManager;
  
  /**
   * The views data service.
   *
   * @var \Drupal\views\ViewsData
   */
  protected $viewsData;
  
  /**
   * Constructs a ViewsEntityRow object.
   *
   * @param string $base_plugin_id
   *   The base plugin ID.
   * @param \Drupal\Core\Entity\EntityTypeManagerInterface $entity_type_manager
   *   The entity type manager.
   * @param \Drupal\views\ViewsData $views_data
   *   The views data service.
   */
  public function __construct($base_plugin_id, EntityTypeManagerInterface $entity_type_manager, ViewsData $views_data) {
    $this->basePluginId = $base_plugin_id;
    $this->entityTypeManager = $entity_type_manager;
    $this->viewsData = $views_data;
  }
  
  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, $base_plugin_id) {
    return new static($base_plugin_id, $container->get('entity_type.manager'), $container->get('views.views_data'));
  }
  
  /**
   * {@inheritdoc}
   */
  public function getDerivativeDefinition($derivative_id, $base_plugin_definition) {
    if (!empty($this->derivatives) && !empty($this->derivatives[$derivative_id])) {
      return $this->derivatives[$derivative_id];
    }
    $this->getDerivativeDefinitions($base_plugin_definition);
    return $this->derivatives[$derivative_id];
  }
  
  /**
   * {@inheritdoc}
   */
  public function getDerivativeDefinitions($base_plugin_definition) {
    foreach ($this->entityTypeManager
      ->getDefinitions() as $entity_type_id => $entity_type) {
      // Just add support for entity types which have a views integration.
      if (($base_table = $entity_type->getBaseTable()) && $this->viewsData
        ->get($base_table) && $this->entityTypeManager
        ->hasHandler($entity_type_id, 'view_builder')) {
        $this->derivatives[$entity_type_id] = [
          'id' => 'entity:' . $entity_type_id,
          'provider' => 'views',
          'title' => $entity_type->getLabel(),
          'help' => $this->t('Display the @label', [
            '@label' => $entity_type->getLabel(),
          ]),
          'base' => [
            $entity_type->getDataTable() ?: $entity_type->getBaseTable(),
          ],
          'entity_type' => $entity_type_id,
          'display_types' => [
            'normal',
          ],
          'class' => $base_plugin_definition['class'],
        ];
      }
    }
    return $this->derivatives;
  }

}