search_api-8.x-1.15/src/Form/IndexDeleteConfirmForm.php

<?php

namespace Drupal\search_api\Form;

use Drupal\Core\Entity\EntityDeleteForm;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Messenger\MessengerInterface;
use Drupal\Core\Url;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Defines a confirm form for deleting an index.
 */
class IndexDeleteConfirmForm extends EntityDeleteForm {

  /**
   * The messenger.
   *
   * @var \Drupal\Core\Messenger\MessengerInterface
   */
  protected $messenger;

  /**
   * Constructs an IndexDeleteConfirmForm object.
   *
   * @param \Drupal\Core\Messenger\MessengerInterface $messenger
   *   The messenger.
   */
  public function __construct(MessengerInterface $messenger) {
    $this->messenger = $messenger;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    $messenger = $container->get('messenger');

    return new static($messenger);
  }

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {
    return $this->t('Are you sure you want to delete the search index %name?', ['%name' => $this->entity->label()]);
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {
    return new Url('entity.search_api_index.canonical', ['search_api_index' => $this->entity->id()]);
  }

  /**
   * {@inheritdoc}
   */
  public function getConfirmText() {
    return $this->t('Delete');
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $this->entity->delete();
    $this->messenger->addStatus($this->t('The search index %name has been removed.', ['%name' => $this->entity->label()]));
    $form_state->setRedirect('search_api.overview');
  }

}