Edit

// Това е екшъна
      public IHttpResponse Edit(AddGameViewModel model)
        {
            this.ValidateModel(model);
            var id = this.Request.UrlParameters["gameId"];
            this.Service.UpdateGame(int.Parse(id), model);
            return this.RedirectResponse("/admin/games/list");
        }
// Това е в сървиса
      public void UpdateGame(int id, AddGameViewModel model)
        {
            using (var db = new GameStoreContext())
            {
              var game =  db.Games.FirstOrDefault(g => g.Id == id);
                game.Title = model.Title;
                game.VideoId = model.VideoId;
                game.ImageUrl = model.ImageUrl;
                game.Size = model.Size;
                game.Price = model.Price;
                game.Description = model.Description;
                game.ReleaseDate = model.ReleaseDate;

                db.SaveChanges();
            }
        }
// Това е за раутовете
 appRouteConfig.AnonymousPaths.Add("/admin/games/edit/{(?<gameId>[0-9]+)}");

   appRouteConfig
                .Post("/admin/games/edit/{(?<gameId>[0-9]+)}", req => new AdminController(req).Edit(new AddGameViewModel()
                {
                    Title = req.FormData["title"],
                    Description = req.FormData["description"],
                    ImageUrl = req.FormData["imageUrl"],
                    Price = decimal.Parse(req.FormData["price"]),
                    Size = float.Parse(req.FormData["size"]),
                    VideoId = req.FormData["videoUrl"],
                    ReleaseDate = DateTime.ParseExact(req.FormData["releaseDate"], "yyyy-MM-dd", CultureInfo.InvariantCulture)
                }));