/// <summary>
/// Adds view model of cartline to List
/// </summary>
/// <param name="productId">Id of product</param>
/// <param name="quantity">Quantity of product</param>
public void AddCartLineViewModel(int productId, int quantity)
{
Product product = businessLayer.Products.Where(p => p.ProductId == productId).First();
CartLineViewModel cartLineViewModel = CartLineViewModels.Where(c => c.ProductId == productId).FirstOrDefault();
//If there is no such cartline in List, creates new
if (cartLineViewModel == null)
{
CartLineViewModel newCartLineViewModel = new CartLineViewModel()
{
ProductId = productId, Product = product, Quantity = quantity
};
CartLineViewModels.Add(newCartLineViewModel);
}
//If there is such cartline in List, adds to its quantity
else
{
cartLineViewModel.Quantity += quantity;
}
}
public void Clear()
{
CartLineViewModels.Clear();
}
public void RemoveCartLineViewModel(int productId)
{
CartLineViewModels.RemoveAll(c => c.ProductId == productId);
}