public void AddItem(Hsuit hsuit, int quantity)
{
CartLine line = lineCollection.
Where(h => h.Hsuit.Id == hsuit.Id).
FirstOrDefault();
if (line == null)
{
lineCollection.Add(new CartLine
{
Hsuit = hsuit,
Quantity = quantity
});
}
else
{
line.Quantity += quantity;
}
}
public void RemoveLine(Hsuit hsuit)
{
lineCollection.RemoveAll(l => l.Hsuit.Id == hsuit.Id);
}