public void Themgiaohang(DTOHoaDonBH dto)
 {
     DAO_Entity dao = new DAO_Entity();
     dao.ThemPhieuGiaoHang(dto);
 }
 public void xuatpgiao(DTOXuLyPhieuGiao dtoCtDH)
 {
     DAO_Entity dao = new DAO_Entity();
     dao.ThemPhieuGiaoHang(dtoCtDH);
 }
        protected void btnThemSP_Click(object sender, EventArgs e)
        {


            XemDSKho.Visible = true;
            DTOXuLyPhieuGiao dtoct = new DTOXuLyPhieuGiao();
            // DTODonDatHang dtoDH = new DTODonDatHang();

            dtoct.MaDH = lbMaDH.Text;
            DTOSanPham dtoSP = new DTOSanPham();
            dtoct.MaSP = int.Parse(ddTP.SelectedValue);
            // dtoSP.TenSP = ddTP.SelectedItem.ToString();

            //dtoct.dtoSP = dtoSP;
            //dtoct.dtoDH = dtoDH;

            //dtoSP.TenSP = ddTP.SelectedValue;
            dtoct.SoLuong = int.Parse(txtSoLuong.Text);

            dtoct.ThanhTien = int.Parse(lbgia.Text) * int.Parse(txtSoLuong.Text);


            //BLLXuLyDonHang bll = new BLLXuLyDonHang();
            //bll.ThemChiTietDH(dtoct);


            DTOKhoSP dtokho = new DTOKhoSP();
            dtokho.MaSP = int.Parse(ddTP.SelectedValue);
            dtokho.Soluong = int.Parse(lbSLKho.Text) - int.Parse(txtSoLuong.Text);
            DAO_Entity dao = new DAO_Entity();
            dao.CapNhatSLKhoSP(dtokho);

          


            DAO_Entity daokh = new DAO_Entity();
            daokh.ThemPhieuGiaoHang(dtoct);
            Response.Redirect(Request.RawUrl);

        }