public ActionResult PacketCategoryInsert(PacketsExtraProductCategoriesModel model)
        {
            if (ModelState.IsValid)
            {
                ViewBag.Kategoriler = _serviceExtraProductCategories.GetAll().Where(x => x.IsActive == true).Select(x => new SelectListItem { Text = x.Name, Value = x.Id.ToString() }).ToList();

                ViewBag.Paketler = _servicePackets.GetAll().Where(x => x.IsActive == true).Select(x => new SelectListItem { Text = x.Name, Value = x.Id.ToString() }).ToList();

                _servicePacketsExtraProductCategories.Insert(model.ModelToEnity());
            }

            return RedirectToAction("PacketCategoryList");
        }