public bool ThemHoaDon(HoaDon hd)
        {
            try
            {
                SqlParameter[] para = new SqlParameter[8];
                para[0] = new SqlParameter("@p_MaNhanVien", hd.NhanVien.MaNhanVien);
                para[1] = new SqlParameter("@p_TongTien", hd.TongTien);
                para[2] = new SqlParameter("@p_TienDaTT", hd.TienThanhToan);
                para[3] = new SqlParameter("@p_TienNo", hd.TienNo);
                para[4] = new SqlParameter("@p_TinhTrang", hd.MaTinhTrang);
                para[5] = new SqlParameter("@p_NgayGiaoHang", hd.NgayGiaoHang);
                para[6] = new SqlParameter("@p_NgayLap", hd.NgayLap);
                para[7] = new SqlParameter("@p_GhiChu", hd.GhiChu);

                int result = this.ExecuteNonQuery("HOADON_Ins", para);
                if (result == 1)
                {
                    return true;
                }
            }
            catch (System.Exception ex)
            {
                Console.WriteLine("Message= {1}", ex.Message);
            }

            return false;
        }
 public HoaDonBan()
 {
     this.KhachHang = new KhachHang();
     this.hoaDon = new HoaDon();
     this.CtHoaDon = new CTHoaDonBan();
     this.lePhiGiaoHang = new LePhiGiaoHang();
 }
 public HoaDonBaoHanh()
 {
     this.hoaDon = new HoaDon();
     this.hoaDonBan = new HoaDonBan();
     this.khachHang = new KhachHang();
     this.ctHoaDonBH = new CTHoaDonBaoHanh();
 }
 public bool ThemHoaDon(HoaDon hd)
 {
     return _HoaDonDAL.ThemHoaDon(hd);
 }