public void SuaCTHD(int maHD, int maSP, int sl) { CHI_TIET_HOA_DON c = data.CHI_TIET_HOA_DONs.Where(t => t.MaHD == maHD && t.MaSP == maSP).FirstOrDefault(); c.SoLuong = sl; data.SubmitChanges(); }
public void XoaCTHD(int maHD, int maSP) { CHI_TIET_HOA_DON c = data.CHI_TIET_HOA_DONs.Where(t => t.MaHD == maHD && t.MaSP == maSP).FirstOrDefault(); data.CHI_TIET_HOA_DONs.DeleteOnSubmit(c); data.SubmitChanges(); }
public void ThemCTHD(int maHD, int maSP, int sl) { SanPhamBLL s = new SanPhamBLL(); CHI_TIET_HOA_DON c = new CHI_TIET_HOA_DON(); c.MaHD = maHD; c.MaSP = maSP; c.SoLuong = sl; c.GiaBan = s.TimKiemSanPham(maSP).GiaBan; c.GiaVon = s.TimKiemSanPham(maSP).GiaVon; data.CHI_TIET_HOA_DONs.InsertOnSubmit(c); data.SubmitChanges(); }
public bool KiemTraKhoaChinh(int maHD, int maSP) { CHI_TIET_HOA_DON c = data.CHI_TIET_HOA_DONs.Where(t => t.MaHD == maHD && t.MaSP == maSP).FirstOrDefault(); return(c != null); }