/// <summary>
/// Adds a product in the cart or increment its quantity in the cart if already added
/// </summary>//
public void AddItem(Product product, int quantity)
{
// Dilip:DONE
var cartItems = Lines as List <CartLine>;
//check if the product alredy exists in the cart
CartLine cartItem = cartItems.FirstOrDefault(item => item.Product.Id == product.Id);
if (cartItem != null)
{
//update quantity if product already exists in the cart
cartItems.Remove(cartItem);
cartItem.Quantity += quantity;
cartItems.Add(cartItem);
}
else
{
//add the product
cartItems.Add(new CartLine()
{
Product = product, Quantity = quantity
});
}
}
/// <summary>
/// Adds a product in the cart or increment its quantity in the cart if already added
/// </summary>//
public void AddItem(Product product, int quantity)
{
var productInCartLines = FindProductInCartLines(product.Id);
if (productInCartLines != null)
{
foreach (var cartLine in GetCartLineList())
{
if (cartLine.Product.Id == product.Id)
{
cartLine.Quantity++;
}
}
}
else
{
CartLine cartItem = new CartLine();
cartItem.Product = product;
cartItem.Quantity = quantity;
_cartLines.Add(cartItem);
}
}
/// <summary>
/// Looks after a given product in the cart and returns if it finds it
/// </summary>
public Product FindProductInCartLines(int productId)
{
CartLine cartLine = GetCartLineList().FirstOrDefault(l => l.Product.Id == productId);
return(cartLine?.Product);
}