// public static OrderHeader CreateOrder
public static void AddProductToCart(int productId, int customerId, int quantity)
{
using (var db = new ShopModel())
{
//LING (language integrated Query) & LAMBDA
var cart = db.ShoppingCarts.Where(s => s.CustomerId == customerId).FirstOrDefault();
if (cart == null)
{
//did not find a cart - create one
cart = new ShoppingCart
{
CustomerId = customerId
};
db.ShoppingCarts.Add(cart);
}
var product = db.Products.Where(p => p.ProductId == productId).FirstOrDefault();
if (product != null)
{
var detailEntry = new ShoppingCartDetail
{
ShoppingCartId = cart.ShoppingCartId,
ProductId = product.ProductId,
Quantity = quantity,
SubTotal = quantity * product.Price
};
db.ShoppingCartDetails.Add(detailEntry);
}
db.SaveChanges();
}
}
public static void AddProductToCart(int productID, int customerID, int quantity)
{
using (var db = new ShopModel())
{
//LINQ & Lambda
var cart =
db.ShoppingCarts.Where(s => s.CustomerID == customerID).FirstOrDefault();
if (cart == null)
{
// Did not find a cart
cart = new ShoppingCart
{
CustomerID = customerID
};
db.ShoppingCarts.Add(cart);
}
var product = db.Products.Where(p => p.ProductID == productID).FirstOrDefault();
if (product != null)
{
var detailEntry = new ShoppingCartDetail
{
ShoppingCartID = cart.ShoppingCartID,
ProductId = product.ProductID,
Quantity = quantity,
SubTotal = quantity * product.Price
};
db.ShoppingCartDetails.Add(detailEntry);
}
db.SaveChanges();
}
}