public void UpdateItem(SANPHAM sp, int quantity)
{
CartItem line = lineCollection.Where(p => p.Thuoc.MaSP == sp.MaSP).FirstOrDefault();
if (line != null)
{
if (quantity > 0)
{
line.Quantity = quantity;
line.ThanhTien = (int)sp.GiaBan * quantity;
}
else
{
lineCollection.RemoveAll(l => l.Thuoc.MaSP == sp.MaSP);
}
}
}
public void AddItem(SANPHAM sp)
{
CartItem line = lineCollection.Where(p => p.Thuoc.MaSP == sp.MaSP).FirstOrDefault();
if (line == null)
{
lineCollection.Add(new CartItem
{
Thuoc = sp,
Quantity = 1, ThanhTien = (int)sp.GiaBan
});
}
else
{
line.Quantity += 1;
line.ThanhTien = (int)sp.GiaBan * line.Quantity;
if (line.Quantity <= 0)
{
lineCollection.RemoveAll(l => l.Thuoc.MaSP == sp.MaSP);
}
}
}
public void RemoveLine(SANPHAM sp)
{
lineCollection.RemoveAll(l => l.Thuoc.MaSP == sp.MaSP);
}
