private void bt_Tinh_Click(object sender, EventArgs e)
{
if (HoaDon.searchHoaDon(tbMaTiecCuoi.Text) != null)
{
DataTable dtHoaDon = HoaDon.searchHoaDon(tbMaTiecCuoi.Text);
txtNgayDaiTiec.Text = "Đã hủy";
txtTongTienBan.Text = dtHoaDon.Rows[0][2].ToString();
txtTongTienDichVu.Text = dtHoaDon.Rows[0][3].ToString();
txtTongTienHoaDon.Text = dtHoaDon.Rows[0][4].ToString();
txtConLai.Text = dtHoaDon.Rows[0][5].ToString();
txtTienDatCoc.Text = HoaDon.getTienDatCoc(tbMaTiecCuoi.Text).ToString();
txtTongThanhToan.Text = txtConLai.Text;
}
else
{
try
{
txtSoLuongBan.Text = (HoaDon.getSoLuongBan(tbMaTiecCuoi.Text)).ToString();
double TongTienBan = HoaDon.TongTienBan(tbMaTiecCuoi.Text);
double TongTienDichVu = HoaDon.TongTienDichVu(tbMaTiecCuoi.Text);
double TienDatCoc = HoaDon.getTienDatCoc(tbMaTiecCuoi.Text);
txtNgayDaiTiec.Text = HoaDon.getNgayDaiTiec(tbMaTiecCuoi.Text);
txtTongTienHoaDon.Text = (TongTienBan + TongTienDichVu).ToString();
txtTongTienBan.Text = TongTienBan.ToString();
txtTongTienDichVu.Text = TongTienDichVu.ToString();
txtTienDatCoc.Text = TienDatCoc.ToString();
txtConLai.Text = ((TongTienBan + TongTienDichVu) - TienDatCoc).ToString();
datagv_chitietdichvu.DataSource = HoaDon.getChiTietDichVu(tbMaTiecCuoi.Text);
txtTongThanhToan.Text = txtConLai.Text;
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
