public void AddItem(Item item, int quantity)
{
CartLine line = lineCollection
.Where(it => it.Item.ItemId == item.ItemId)
.FirstOrDefault();
if (line == null)
{
lineCollection.Add(new CartLine
{
Item = item,
Quantity = quantity
});
}
else
{
line.Quantity += quantity;
}
}
public void RemoveLine(Item item)
{
lineCollection.RemoveAll(l => l.Item.ItemId == item.ItemId);
}
