private void btnAddDrink_Click(object sender, EventArgs e)
{
Table table = lsvDetailBill.Tag as Table;
int idBill = BillDAO.GetBillByTable(table.ID);
int idDrink = (cbDrink.SelectedItem as Drink).ID;
int count = (int)nmCount.Value;
if (idBill == -1)
{
BillDAO.InsertBill(table.ID);
BillInfoDAO.InsertBillInFo(BillDAO.GetMaxBill(), idDrink, count);
}
else
{
BillInfoDAO.InsertBillInFo(idBill, idDrink, count);
}
ShowBill(table.ID);
LoadTable();
}
