/**
  * Add attributes to a group
  *
  * @param Request $request The request object
  * @param int     $id      The group id to add attributes to
  *
  * @AclAncestor("pim_enrich_attributegroup_add_attribute")
  *
  * @return \Symfony\Component\HttpFoundation\RedirectResponse
  */
 public function addAttributesAction(Request $request, $id)
 {
     $group = $this->findAttributeGroupOr404($id);
     $availableAttributes = new AvailableAttributes();
     $attributesForm = $this->getAvailableAttributesForm($this->getGroupedAttributes(), $availableAttributes);
     $attributesForm->submit($request);
     $this->manager->addAttributes($group, $availableAttributes->getAttributes());
     $this->request->getSession()->getFlashBag()->add('success', new Message('flash.attribute group.attributes added'));
     return new RedirectResponse($this->router->generate('pim_enrich_attributegroup_edit', ['id' => $group->getId()]));
 }