private async Task <(string productid, string errorMsg)> AddProductInfoAfterGetId(Command request, CancellationToken cancellationToken) { string productId = string.Empty; string errorMsg = string.Empty; using (var scope = _databaseScopeFactory.CreateWithTransaction()) { if (await _productInfoRepository.HasProductFullNameAsync(request.ProdFullName)) { errorMsg = $"产品全称:{request.ProdFullName} 已存在."; return(productId, errorMsg); } string currentmaxCode = await _productInfoRepository.GetMaxProductCodeAsync(); QueryStack.Models.ProductInfo entity = new QueryStack.Models.ProductInfo() { ProdCode = Lunz.ProductCenter.Common.FormatDataCode.GetNewLoacalCode("CP", currentmaxCode), ProdName = request.ProdName, ProdFullName = request.ProdFullName, ProdTypeId = request.ProdTypeId, ProdTypeCode = request.ProdTypeCode, ProdTypeName = request.ProdTypeName, }; await _productInfoRepository.AddAsync(entity, request.UserId); scope.SaveChanges(); var newedProductInfo = _productInfoRepository.FindByProductFullNameAsync(request.ProdFullName); if (newedProductInfo == null || newedProductInfo.Result == null) { errorMsg = $"产品:{request.ProdFullName} 保存异常."; return(productId, errorMsg); } productId = newedProductInfo.Result.Id.ToString(); } return(productId, errorMsg); }