public static function PaymentLineItemsInput::ajaxDeleteSubmit in Payment 8.2

Implements form AJAX callback.

File

src/Element/PaymentLineItemsInput.php, line 305

Class

PaymentLineItemsInput

Provides a payment line items configuration element.

Namespace

Drupal\payment\Element

Code

public static function ajaxDeleteSubmit(array &$form, FormStateInterface $form_state) {
  $triggering_element = $form_state
    ->getTriggeringElement();
  $root_element_parents = array_slice($triggering_element['#array_parents'], 0, -3);
  $root_element = NestedArray::getValue($form, $root_element_parents);
  $parents = $triggering_element['#array_parents'];
  $line_item_name = $parents[count($parents) - 2];
  $response = new AjaxResponse();
  $response
    ->addCommand(new RemoveCommand('#' . $root_element['#id'] . ' .payment-line-item-name-' . $line_item_name));
  return $response;
}