public function addAction()
 {
     $contactForm = $this->getServiceLocator()->get('FormElementManager')->get('AddressBook\\Form\\Contact');
     if ($this->request->isPost()) {
         $dataBrutes = $this->request->getPost();
         $contact = $this->contactService->add($dataBrutes);
         if ($contact) {
             $msg = "Le contact " . $contact->getPrenom() . " a bien été créé";
             $this->flashMessenger()->addSuccessMessage($msg);
             return $this->redirect()->toRoute('address-book-contact');
         }
     }
     // return new ViewModel(compact($contactForm));
     return new ViewModel(['contactForm' => $contactForm]);
 }