public ActionResult Details(int?id)
        {
            Ticket ticket = db.Tickets.Find(id);

            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }

            if (ticket == null)
            {
                return(HttpNotFound());
            }

            if (!User.Identity.IsAuthenticated)
            {
                return(RedirectToAction("Login", "Account"));
            }

            if (accessHelper.CanSeeDetails(ticket))
            {
                return(View(ticket));
            }
            else
            {
                return(RedirectToAction("NotAllowedTicket", "Home"));
            }
        }