public ShoppingCartViewModel AddToShoppingCart(HttpContext context, string productId, int quantity)
{
ShoppingCart cart;
var id = productId;
if (SessionExtensions.Get <ShoppingCart>(context.Session, "Cart") == null)
{
cart = new ShoppingCart
{
Id = Guid.NewGuid().ToString()
};
SessionExtensions.Set(context.Session, "Cart", cart);
}
var shoppingCart = SessionExtensions.Get <ShoppingCart>(context.Session, "Cart");
ICollection <Product> products = shoppingCart.Products;
var product = this.productRepository.All()
.FirstOrDefault(p => p.Id.Equals(id));
product.Quantity = quantity;
product.Unit -= quantity;
this.productRepository.Update(product);
this.productRepository.SaveChangesAsync();
products.Add(product);
cart = new ShoppingCart
{
Id = shoppingCart.Id,
Products = products
};
SessionExtensions.Set(context.Session, "Cart", cart);
var model = new ShoppingCartViewModel
{
Id = shoppingCart.Id,
Products = products,
};
return(model);
}
public ShoppingCartViewModel GetShoppingCart(HttpContext context)
{
if (SessionExtensions.Get <ShoppingCart>(context.Session, "Cart") == null)
{
var cart = new ShoppingCart
{
Id = Guid.NewGuid().ToString(),
Products = new List <Product>()
};
SessionExtensions.Set(context.Session, "Cart", cart);
}
var shoppingCart = SessionExtensions.Get <ShoppingCart>(context.Session, "Cart");// == null
var model = new ShoppingCartViewModel
{
Id = shoppingCart.Id,
Products = shoppingCart.Products,
};
return(model);
}
