public IHttpActionResult GetOneSupplierItemByItemId(int itemid)
        {
            string            error = "";
            SupplierItemModel sim   = SupplierItemRepo.GetSupplierItemByItemId(itemid, out error);

            if (error != "" || sim == null)
            {
                return(Content(HttpStatusCode.BadRequest, error));
            }
            return(Ok(sim));
        }
        public IHttpActionResult GetItemPrice(int itemid)
        {
            string            error = "";
            SupplierItemModel sim   = SupplierItemRepo
                                      .GetSupplierItemByItemId(itemid, out error);

            if (error != "" || sim == null)
            {
                if (error == ConError.Status.NOTFOUND)
                {
                    return(Content(HttpStatusCode.NotFound, "Items and suppliers NOT FOUND!"));
                }
                return(Content(HttpStatusCode.BadRequest, error));
            }
            return(Ok(sim));
        }