// GET: api/ItemGrp/5
        public HttpResponseMessage GetItemGrp(int PID)
        {
            var result = new ItemGrpData_Crud().ItemGrp_GetById(PID);

            if (result != null)
            {
                return(Request.CreateResponse(HttpStatusCode.OK, result));
            }
            return(Request.CreateResponse(HttpStatusCode.NoContent, result));
        }
        public HttpResponseMessage PutItemGrp(ItemGrp itemGrp)
        {
            try
            {
                if (ModelState.IsValid)
                {
                    var result = new ItemGrpData_Crud().ItemGrp_Update(itemGrp);

                    if (result != null || result != "")
                    {
                        return(Request.CreateResponse(HttpStatusCode.OK, result));
                    }
                }
                return(Request.CreateResponse(HttpStatusCode.NoContent));
            }
            catch
            {
                return(Request.CreateResponse(HttpStatusCode.BadRequest));
            }
        }
        public HttpResponseMessage DeleteItemGrp(int PID)
        {
            var result = new ItemGrpData_Crud().ItemGrp_Delete(PID);

            if (result == 0)
            {
                return(Request.CreateResponse(HttpStatusCode.NoContent, result));
            }
            try
            {
                result = new ItemGrpData_Crud().ItemGrp_Delete(PID);
                if (result != 0)
                {
                    return(Request.CreateResponse(HttpStatusCode.OK, result));
                }
                return(Request.CreateResponse(HttpStatusCode.NoContent, result));
            }
            catch (Exception ex)
            {
                return(Request.CreateResponse(HttpStatusCode.BadRequest, result));
            }
        }