public ActionResult AddTypePrestations(ViewModelAddTypePrestation model, int? id)
        {
            if (AccessSalon(id).IsFalse() || model.IsNull())
            {
                return RedirectError();
            }

            if (ModelState.IsValid)
            {
                var reponse = Bdd.AddTypePrestationSalon(id, model.Form);
                switch (reponse)
                {
                    case 0:
                        TempData["Success"] = "Prestation bien ajoutée";
                        break;
                    default:
                        TempData["Error"] = "Erreur lors de l'ajout de la prestation";
                        break;
                }

                return RedirectToRoute("Backend_salon_addtypeprestations", new { id = id });
            }

            var prestations = Bdd.GetPrestations();

            model = new ViewModelAddTypePrestation
            {
                Prestations = prestations,
            };

            return View(model);
        }
        public ActionResult AddTypePrestations(int? id)
        {
            if (AccessSalon(id).IsFalse())
            {
                return RedirectError();
            }

            var prestations = Bdd.GetPrestations();

            if (TempData["Success"].IsNotNull())
                ViewBag.Success = TempData["Success"];
            if (TempData["Error"].IsNotNull())
                ViewBag.Error = TempData["Error"];

            var model = new ViewModelAddTypePrestation
            {
                Prestations = prestations,
                Form = new ViewModelFormAddTypePrestation()
            };

            return View(model);
        }