// PUT: api/Auction
        public HttpResponseMessage Put([FromBody] Bid bid)
        {
            var item = AuctionItemRepository.GetById(bid.ItemNumber);

            if (item != null)
            {
                if (bid.Price > item.BidPrice)
                {
                    AuctionItemRepository.UpdateItem(bid);
                }
                else if (bid.Price < item.BidPrice)
                {
                    return(Request.CreateResponse(HttpStatusCode.BadRequest, "The bid is too low"));
                }
            }
            else
            {
                return(Request.CreateResponse(HttpStatusCode.NotFound, "The item could not be found"));
            }
            return(Request.CreateResponse(HttpStatusCode.OK, "OK"));
        }