public function dataToAvisStagiaire()
 {
     $data = [];
     $appreciationStagiaire = Stage::appreciationStagiaire(session('idEtudiantFocus'));
     $data['appreciation'] = $appreciationStagiaire;
     $entreprise = Tuteur::where('idUtilisateur', session('uid'))->first(['idEntreprise']);
     $contact = Entreprise::contact($entreprise->idEntreprise);
     if ($contact->count() == 0) {
         $contact[0] = new Contact();
         $contact[1] = new Contact();
         $contact[2] = new Contact();
     }
     $data['contact'] = $contact;
     return $data;
 }