public function PaymentReferenceBase::ajaxRefresh in Payment 8.2

Implements form AJAX callback.

File

src/Element/PaymentReferenceBase.php, line 516

Class

PaymentReferenceBase

Provides a base for payment reference elements.

Namespace

Drupal\payment\Element

Code

public function ajaxRefresh(array &$form, FormStateInterface $form_state) {
  $triggering_element = $form_state
    ->getTriggeringElement();
  $root_element_parents = array_slice($triggering_element['#array_parents'], 0, -2);
  $root_element = NestedArray::getValue($form, $root_element_parents);
  $response = new AjaxResponse();
  $response
    ->addCommand(new ReplaceCommand('#' . $root_element['container']['#id'], $this->renderer
    ->render($root_element['container'])));
  return $response;
}