public IActionResult Details(int ID, int quantity = 1)
{
Guid cartId;
Cart cart = null;
if (Request.Cookies.ContainsKey("cartId"))
{
if (Guid.TryParse(Request.Cookies["cartid"], out cartId))
{
cart = _donutStoreDbContext.Carts
.Include(Carts => Carts.CartItems)
.ThenInclude(CartItems => CartItems.Product)
.FirstOrDefault(x => x.CookieIdentifier == cartId);
}
}
if (cart == null)
{
cart = new Cart();
cartId = Guid.NewGuid();
cart.CookieIdentifier = cartId;
_donutStoreDbContext.Carts.Add(cart);
Response.Cookies.Append("cartId", cartId.ToString(), new Microsoft.AspNetCore.Http.CookieOptions {
Expires = DateTime.UtcNow.AddYears(100)
});
}
CartItem item = cart.CartItems.FirstOrDefault(x => x.Product.ID == ID);
if (item == null)
{
item = new CartItem();
item.Product = _donutStoreDbContext.Products.Find(ID);
cart.CartItems.Add(item);
}
item.Quantity += quantity;
cart.LastModified = DateTime.Now;
_donutStoreDbContext.SaveChanges();
return(RedirectToAction("Index", "Cart"));
}
public IActionResult Remove(int id)
{
Guid cartId;
Cart cart = null;
if (Request.Cookies.ContainsKey("cartId"))
{
if (Guid.TryParse(Request.Cookies["cartId"], out cartId))
{
cart = _donutStoreDbContext.Carts
.Include(Carts => Carts.CartItems)
.ThenInclude(CartItems => CartItems.Product)
.FirstOrDefault(x => x.CookieIdentifier == cartId);
}
}
CartItem item = cart.CartItems.FirstOrDefault(x => x.ID == id);
cart.LastModified = DateTime.Now;
_donutStoreDbContext.CartItems.Remove(item);
_donutStoreDbContext.SaveChanges();
return(RedirectToAction("Index"));
}
internal static void Initialize(this DonutStoreDbContext db)
{
db.Database.Migrate();
if (db.Products.Count() == 0)
{
db.Products.Add(new Product
{
Name = "Sprinkles Donut",
Description = "Homer Simpson Style Donut",
Image = "/images/donut1.jpeg",
Price = 1.99m
});
db.Products.Add(new Product
{
Name = "Mix and Match",
Description = "Various Donuts",
Image = "/images/donut3.jpeg",
Price = 2.99m
});
db.SaveChanges();
}
}