public JsonResult setTinhTrang(int ID_DONHANG_DM) { var model = db.Table_DONHANG_DMs.First(m => m.ID_DONHANG_DM == ID_DONHANG_DM); var check = db.Table_DONHANGs.First(m => m.ID_DONHANG == model.ID_DONHANG); if (check.Damua == false) { if ((bool)model.TinhTrang) { model.TinhTrang = false; } else { model.TinhTrang = true; } } UpdateModel(model); db.SubmitChanges(); var result = DonHang.getChiTietHoaDon_byIDDONHANG_DM(ID_DONHANG_DM); return(Json(new { status = result, }, JsonRequestBehavior.AllowGet)); }