// POST api/SalesOrderDescription
        public HttpResponseMessage PostSalesOrderDescription(SalesOrderDescription salesorderdescription)
        {
            if (ModelState.IsValid)
            {
                //db.SalesOrderDescriptions.Add(salesorderdescription);
                salesorderdescription.InsertBy = loginUser.UserID;
                db.Entry(salesorderdescription).State = salesorderdescription.SalesOrderDescriptionID == 0 ?
                EntityState.Added : EntityState.Modified;
                db.SaveChanges();

                HttpResponseMessage response = Request.CreateResponse(HttpStatusCode.Created, salesorderdescription);
                response.Headers.Location = new Uri(Url.Link("DefaultApi", new { id = salesorderdescription.SalesOrderDescriptionID }));
                return response;
            }
            else
            {
                return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
            }
        }
        // PUT api/SalesOrderDescription/5
        public HttpResponseMessage PutSalesOrderDescription(long id, SalesOrderDescription salesorderdescription)
        {
            if (!ModelState.IsValid)
            {
                return Request.CreateErrorResponse(HttpStatusCode.BadRequest, ModelState);
            }

            if (id != salesorderdescription.SalesOrderDescriptionID)
            {
                return Request.CreateResponse(HttpStatusCode.BadRequest);
            }

            salesorderdescription.UpdateBy = loginUser.UserID;
            db.Entry(salesorderdescription).State = EntityState.Modified;

            try
            {
                db.SaveChanges();
            }
            catch (DbUpdateConcurrencyException ex)
            {
                return Request.CreateErrorResponse(HttpStatusCode.NotFound, ex);
            }

            return Request.CreateResponse(HttpStatusCode.OK);
        }