public function MoveBlockForm::ajaxSubmit in Layout Builder Restrictions 8.2

Submit form dialog #ajax callback.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

\Drupal\Core\Ajax\AjaxResponse An AJAX response that display validation error messages or represents a successful submission.

Overrides AjaxFormHelperTrait::ajaxSubmit

File

src/Form/MoveBlockForm.php, line 53

Class

MoveBlockForm

Provides a form for moving a block.

Namespace

Drupal\layout_builder_restrictions\Form

Code

public function ajaxSubmit(array &$form, FormStateInterface $form_state) {
  if ($form_state
    ->hasAnyErrors()) {
    $build_info = $form_state
      ->getBuildInfo();
    $response = new AjaxResponse();
    $content = "";
    foreach ($form_state
      ->getErrors() as $error) {
      $content .= '<p>' . $error . '</p>';
    }
    $build['error'] = [
      '#markup' => $content,
    ];
    $build['back_button'] = [
      '#type' => 'link',
      '#url' => Url::fromRoute('layout_builder.move_block_form', [
        'section_storage_type' => $build_info['args'][0]
          ->getPluginId(),
        'section_storage' => $build_info['args'][0]
          ->getStorageId(),
        'delta' => $build_info['args'][1],
        'region' => $build_info['args'][2],
        'uuid' => $build_info['args'][3],
      ]),
      '#title' => $this
        ->t('Back'),
      '#attributes' => [
        'class' => [
          'use-ajax',
        ],
        'data-dialog-type' => 'dialog',
        'data-dialog-renderer' => 'off_canvas',
      ],
    ];
    $response
      ->addCommand(new OpenOffCanvasDialogCommand("Content cannot be placed.", $build));
  }
  else {
    $response = $this
      ->successfulAjaxSubmit($form, $form_state);
  }
  return $response;
}