<?php

declare(strict_types=1);

namespace Drupal\structural_pages_group\Plugin\ParentEntityHandler;

use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Routing\RouteMatchInterface;
use Drupal\Core\StringTranslation\TranslatableMarkup;
use Drupal\group\Entity\GroupInterface;
use Drupal\structural_pages\Attribute\ParentEntityHandler;
use Drupal\structural_pages\ParentEntityHandler\ParentEntityHandlerBase;

/**
 * Handler for group entities.
 *
 * This handler is provided by the structural_pages_group submodule and is only
 * available when the Group module is installed.
 */
#[ParentEntityHandler(
  id: 'group',
  label: new TranslatableMarkup('Groups (group)'),
  entity_type_id: 'group',
  provider_module: 'group',
  clears_site_section: TRUE,
  sort_field: 'label',
  weight: 15,
)]
class GroupHandler extends ParentEntityHandlerBase {

  /**
   * {@inheritdoc}
   */
  public function getEntityFromRoute(RouteMatchInterface $route_match): ?EntityInterface {
    $group = $route_match->getParameter('group');

    if (!$group instanceof GroupInterface) {
      return NULL;
    }

    return $group;
  }

  /**
   * {@inheritdoc}
   */
  public function handlesEntity(EntityInterface $entity): bool {
    return $entity instanceof GroupInterface;
  }

}