public HJsonResult AddSave(SoftProjectAreaEntityDomain domain)
 {
     //(1)添加保存
     //(2)根据会员等级,添加等级的商品价格数据
     //(3)设置授权的商品为有效
     ModularOrFunCode = "MemberGradeAreas.MG_MemberGrade.Add";
     domain.Design_ModularOrFun = Design_ModularOrFun;
     var resp = domain.MG_MemberGrade_AddSave();
     return new HJsonResult(new { Data = resp });
 }