contacts_events-8.x-1.x-dev/src/Form/EventClassDeleteForm.php

<?php

namespace Drupal\contacts_events\Form;

use Drupal\Core\Entity\EntityConfirmFormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;

/**
 * Builds the form to delete Class entities.
 */
class EventClassDeleteForm extends EntityConfirmFormBase {

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

  /**
   * {@inheritdoc}
   */
  public function getDescription() {
    return $this->t('This action cannot be undone and may cause recalculation of current and historic bookings.');
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {
    return new Url('entity.contacts_events_class.collection');
  }

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

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $this->entity->delete();

    $this->messenger()->addMessage(
      $this->t('content @type: deleted @label.',
        [
          '@type' => $this->entity->bundle(),
          '@label' => $this->entity->label(),
        ]
        )
    );

    $form_state->setRedirectUrl($this->getCancelUrl());
  }

}