public ActionResult Create(Category model)
        {
            try
            {
                using (var context = new ShopContainer())
                {
                    var category = new Category();
                    TryUpdateModel(category, new[] { "Name", "SeoDescription", "SeoKeywords", "SortOrder", "Title" });
                    context.AddToCategory(category);
                    context.SaveChanges();

                    return RedirectToAction("Category", "Home", new { area = "", id = category.Name });
                }
                
            }
            catch
            {
                return View();
            }
        }
        public ActionResult Create(int? parentId, FormCollection form, HttpPostedFileBase uploadFile)
        {
            try
            {
                using (var context = new ShopContainer())
                {
                    var category = new Category();
                    TryUpdateModel(category, new[] { "Name", "SeoDescription", "SeoKeywords", "SortOrder","Title" });

                    if (uploadFile != null)
                    {
                        string fileName = IOHelper.GetUniqueFileName("~/Content/Images", uploadFile.FileName);
                        string filePath = Server.MapPath("~/Content/Images");
                        filePath = Path.Combine(filePath, fileName);
                        uploadFile.SaveAs(filePath);
                        category.ImageSource = fileName;
                    }


                    if (parentId.HasValue)
                    {
                        var parent = context.Category.First(c => c.Id == parentId);
                        parent.Children.Add(category);
                    }
                    else
                    {
                        context.AddToCategory(category);
                    }
                    context.SaveChanges();
                }

                return RedirectToAction("Index");
            }
            catch
            {
                return View();
            }
        }