コード例 #1
0
        public void AddToCart(Album album)
        {
            // Get the matching cart and album instances
            var cartItem = storeDB.Carts.SingleOrDefault(c => c.CartId == ShoppingCartId && c.AlbumId == album.AlbumId);

            if (cartItem == null)
            {
                // Create a new cart item if no cart item exists
                cartItem = new Cart
                {
                    AlbumId = album.AlbumId,
                    CartId = ShoppingCartId,
                    Count = 1,
                    DateCreated = DateTime.Now
                };

                storeDB.Carts.Add(cartItem);
            }
            else
            {
                // If the item does exist in the cart, then add one to the quantity
                cartItem.Count++;
            }

            // Save changes
            storeDB.SaveChanges();
        }
コード例 #2
0
        public ActionResult Create(Album album)
        {
            if (ModelState.IsValid)
            {
                db.Albums.Add(album);
                db.SaveChanges();
                return RedirectToAction("Index");
            }

            ViewBag.GenreId = new SelectList(db.Genres, "GenreId", "Name", album.GenreId);
            ViewBag.ArtistId = new SelectList(db.Artists, "ArtistId", "Name", album.ArtistId);
            return View(album);
        }
コード例 #3
0
 public ActionResult Edit(Album album)
 {
     if (ModelState.IsValid)
     {
         db.Entry(album).State = EntityState.Modified;
         db.SaveChanges();
         return RedirectToAction("Index");
     }
     ViewBag.GenreId = new SelectList(db.Genres, "GenreId", "Name", album.GenreId);
     ViewBag.ArtistId = new SelectList(db.Artists, "ArtistId", "Name", album.ArtistId);
     return View(album);
 }