public HttpResponseMessage GravarVenda([FromBody] List <VendaViewModel> vendaViewModel)
        {
            try
            {
                var vendas = Mapper.Map <List <VendaViewModel>, List <Venda> >(vendaViewModel);

                bool ret = _vendaService.GravarVenda(vendas);


                JsonResult.Status  = true;
                JsonResult.Object  = null;
                JsonResult.Message = "Venda gravada com sucesso";
                return(Request.CreateResponse(HttpStatusCode.OK, JsonResult));
            }
            catch (Exception ex)
            {
                JsonResult.Status  = false;
                JsonResult.Message = ex.Message;
                return(Request.CreateResponse(HttpStatusCode.BadRequest, JsonResult));
            }
        }