public IEnumerable<IResult> Export()
{
var saveFileResult = new SaveFileResult()
.FilterFiles(x => x.AddFilter("csv", isDefault: true).WithDescription("CSV Datei"))
.In(Environment.GetFolderPath(Environment.SpecialFolder.CommonDocuments));
yield return saveFileResult;
var exportResult = new DelegateResult(() => CsvImporter.Export(BarcodeManager.Barcodes, saveFileResult.FileName));
yield return exportResult
.Rescue().With(coroutine: ExportRescue);
}
public IEnumerable<IResult> Import()
{
var openFileResult = new OpenFileResult()
.FilterFiles(x => x.AddFilter("csv", isDefault: true).WithDescription("CSV Datei"))
.In(Environment.GetFolderPath(Environment.SpecialFolder.CommonDocuments));
yield return openFileResult
.Rescue().With(coroutine: ImportRescue);
var clearBeforeQuestion = new Question("Frage", "Aktuelle Liste vor dem Import verwerfen?", Answer.Yes, Answer.No);
yield return clearBeforeQuestion.AsResult();
var importResult = new DelegateResult(() =>
{
if (clearBeforeQuestion.GivenResponse == Answer.Yes)
{
BarcodeManager.Clear();
}
foreach (var barcode in CsvImporter.Import(openFileResult.FileName))
{
BarcodeManager.Import(barcode);
}
});
yield return importResult
.Rescue().With(coroutine: ImportRescue);
}
