mercury_editor-2.0.x-dev/src/Entity/MercuryEditorNodeForm.php

<?php

namespace Drupal\mercury_editor\Entity;

use Drupal\node\NodeForm;

/**
 * Node form for mercury editor edit tray.
 *
 * Note that this class extends an internal entity form class to provide
 * additional functionality specific to the Mercury Editor context.
 *
 * @phpstan-ignore-next-line
 */
class MercuryEditorNodeForm extends NodeForm implements MercuryEditorEntityFormInterface {

  use MercuryEditorEntityFormTrait;

  /**
   * {@inheritDoc}
   */
  public function setDefaultEntityValues() {
    $this->entity->in_preview = TRUE;
    $this->entity->preview_view_mode = 'full';
    if (empty($this->entity->title->value)) {
      $this->entity->title = $this->t('New :type', [':type' => $this->entity->type->entity->label()]);
    }
  }

}