public void RemoveItem(Gadget gadget)
{
CartLine line = lineCollection
.Where(g => g.Gadget.Id == gadget.Id)
.FirstOrDefault();
if (line != null)
{
line.Count--;
}
if (line.Count <= 0)
{
lineCollection.Remove(line);
}
}
public void AddItem(Gadget gadget)
{
CartLine line = lineCollection
.Where(g => g.Gadget.Id == gadget.Id)
.FirstOrDefault();
if (line == null)
{
lineCollection.Add(new CartLine {
Gadget = new ShortGadget
{
Id = gadget.Id, Name = gadget.Name, Price = gadget.Price
}, Count = 1
});
}
else
{
line.Count++;
}
}
