public function deleteAnnonceById($id)
 {
     $annonce = Annonce::find($id);
     if (!empty($annonce)) {
         $template = $this->app->getContainer()->get('twig')->loadTemplate('error.html');
         $annonce->status = 3;
         $annonce->save();
         $tab = ['titre' => 'Success', 'message' => 'Annonce supprimée !'];
         return $template->render(array('error' => $tab));
     } else {
         $template = $this->app->getContainer()->get('twig')->loadTemplate('error.html');
         $tab = ['titre' => 'Erreur', 'message' => 'Annonce inexistante ou non valide.'];
         return $template->render(array('error' => $tab));
     }
 }
 public function deleteAnnonceById($id)
 {
     $query = Annonce::find($id);
     $query->status = 3;
     $query->save();
 }