public ShipperEditModels CreateShipper(ShipperEditModels model, out string message) { var ship = _ShipperRepository.getshipper(model.ShipperId, model.CompanyName, model.Phone); if (ship != null) { message = Constant.ShipperIsExist; return(null); } var CreateShipper = _ShipperRepository.Insert(model.MapToEditEntity()); UnitOfwork.SaveChanges(); if (CreateShipper == null) { message = Constant.CreateFail; return(null); } message = Constant.CreateSuccess; return(CreateShipper.MapToEditModel()); }