public void AddItem(HoSoDoAn hoso, string yKien)
{
CartLine line = lineCollection.Where(p => p.HoSo.id == hoso.id).FirstOrDefault();
if (line == null)
{
lineCollection.Add(new CartLine {
HoSo = hoso, yKien = yKien
});
}
else
{
line.yKien += "\n" + yKien;
}
}
public void RemoveLine(HoSoDoAn hoso)
{
lineCollection.RemoveAll(l => l.HoSo.id == hoso.id);
}