public override void OnActionExecuting(ActionExecutingContext filterContext)
        {
            var db = new Form115Entities();

            var ap = filterContext.ActionParameters.First();

            var ht = new HotelTracking
            {
                DateHT = DateTime.Now,
                IdHotel = (int)ap.Value
            };

            db.HotelTracking.Add(ht);

            db.SaveChanges();
        }
        public override void OnActionExecuting(ActionExecutingContext filterContext)
        {
            var db = new Form115Entities();

            // Accès au paramètre : id vaut IdHotel
            var ap = filterContext.ActionParameters.First();
            // var parmName = ap.Key // normalement id
            // var paramValue = (int)ap.Value;

            var ht = new HotelTracking
            {
                DateHT = DateTime.Now,
                IdHotel = (int)ap.Value
            };

            db.HotelTracking.Add(ht);

            db.SaveChanges();
        }