private void Ban_Click(object sender, EventArgs e)
{
lsvBill.Items.Clear();
Button btn = (Button)sender;
soBan = int.Parse(btn.Name.Substring(6));
lbBan.Text = "Bàn " + soBan.ToString();
int kq = hdBus.GetMaHoaDonLonNhat();
tinhTrangBan = Convert.ToBoolean(banBus.GetTinhTrangBanByIDBan(soBan)["TinhTrang"]);
if (tinhTrangBan == false)
{
btnThem.Enabled = true;
btnInPhieu.Enabled = true;
btnGiam.Enabled = true;
btnThanhToan.Enabled = false;
Tong = 0;
alow = true;
hoaDon = kq + 1;
}
else
{
btnThem.Enabled = false;
btnGiam.Enabled = false;
btnInPhieu.Enabled = false;
btnThanhToan.Enabled = true;
alow = false;
DataRow r = hdBus.GetThongTinHoaDonByIDBan(soBan);
hoaDon = Convert.ToInt32(r["MaHD"]);
Tong = Convert.ToInt32(r["TongTien"]);
DataTable dataTable = new HoaDonChiTiet_BUS().GetThongTinHoaDonChiTietByMaHD(hoaDon);
foreach (DataRow dr in dataTable.Rows)
{
int MaSP = int.Parse(dr["MaSP"].ToString());
DataRow row = spBus.GetSanPhamByMaSP(MaSP);
ListViewItem item = new ListViewItem(row["Ten"].ToString());
item.SubItems.Add(dr["SoLuong"].ToString());
item.SubItems.Add(row["GiaBan"].ToString());
item.SubItems.Add(row["DonVi"].ToString());
item.SubItems.Add(row["MaSP"].ToString());
lsvBill.Items.Add(item);
}
}
lbTongTien.Text = Tong.ToString();
}