public ActionResult Index(string sortOrder, DateTime?fromDate, DateTime?toDate)
        {
            var model = new Models_together();

            model.WycieczkiTogEnum = db.Wycieczki.ToList();
            model.ImagesTogEnum    = db.Images.ToList();
            ViewBag.fromDate       = fromDate;
            ViewBag.toDate         = toDate;
            var wyc_search = from s in model.WycieczkiTogEnum select s;

            if (fromDate.HasValue)
            {
                model.WycieczkiTogEnum = model.WycieczkiTogEnum.Where(s => s.Data >= fromDate);
            }
            if (toDate.HasValue)
            {
                model.WycieczkiTogEnum = model.WycieczkiTogEnum.Where(s => s.Data <= toDate);
            }
            if (fromDate.HasValue && toDate.HasValue)
            {
                model.WycieczkiTogEnum = model.WycieczkiTogEnum.Where(s => s.Data >= fromDate && s.Data <= toDate);
            }

            return(View(model));
        }
        public ActionResult Details(int?id)
        {
            if (id == null)
            {
                return(new HttpStatusCodeResult(HttpStatusCode.BadRequest));
            }
            var model = new Models_together();

            model.WycieczkiTog     = db.Wycieczki.Find(id);
            model.WycieczkiTogEnum = db.Wycieczki.ToList();
            model.ImagesTogEnum    = db.Images.ToList();

            if (model.WycieczkiTog == null)
            {
                return(HttpNotFound());
            }
            return(PartialView(model));
        }