internal override async Task AddRecord()
        {
            try
            {
                InitializeNomenclatureForm();

                _presenter = new NomenclaturePresenter(_nomencature);
                _nomencature.ShowDialog();

                await Update();
            }
            catch (Exception ex)
            {
                ShowError(ex.Message);
            }
        }
        internal override async Task EditRecord()
        {
            try
            {
                if (ExistsRecord)
                {
                    InitializeNomenclatureForm();

                    _presenter = new NomenclaturePresenter(_nomencature, Item.Number);
                    _nomencature.ShowDialog();

                    await Update();
                }
            }
            catch (Exception ex)
            {
                ShowError(ex.Message);
            }
        }