public void Reserver(string idTrajet, string userId) { Trajet trajetReserver = serviceTrajet.GetTrajetById(idTrajet); //User manager n'est pas injectable. il va faloir trouver un autre facon d'avoir le user. //ApplicationUser user = this.applicationManager.FindById(User.Identity.GetUserId()); ApplicationUser user = serviceClient.GetClient(userId); Reservation reservation = new Reservation(); reservation.ClientId = user.Id; reservation.TrajetId = trajetReserver.Id; serviceReservation.CreateReservation(reservation); }