private async Task <bool> OpenSaveFileDialog(string fileContent, ExporButtonEventArgs.Formats fileFormats)
{
using (var saveFileDialog = new SaveFileDialog())
{
saveFileDialog.InitialDirectory = AppDomain.CurrentDomain.BaseDirectory;
saveFileDialog.Filter = fileFormats == ExporButtonEventArgs.Formats.Json
? "(*.json)|*.json"
: "(*.xml)|*.xml";
saveFileDialog.FilterIndex = 1;
saveFileDialog.RestoreDirectory = true;
if (saveFileDialog.ShowDialog() != DialogResult.OK)
{
return(false);
}
if (string.IsNullOrEmpty(saveFileDialog.FileName))
{
MessageBox.Show("File name cannot be empty", "Error", MessageBoxButtons.OK);
return(false);
}
var saved = await _productsViewModel.SaveFile(saveFileDialog.FileName, fileContent);
return(saved);
}
}
private async Task ExportToFile(ExporButtonEventArgs.Formats fileFormat)
{
var products = await _productsViewModel.GetProductsList();
if (!products.Any())
{
return;
}
var exported = false;
switch (fileFormat)
{
case ExporButtonEventArgs.Formats.Json:
var jsonProducts = await products.ToJsonStringAsync();
exported = await OpenSaveFileDialog(jsonProducts, fileFormat);
break;
case ExporButtonEventArgs.Formats.Xml:
var xmlProducts = await products.ToList().ToXmlStringAsync();
exported = await OpenSaveFileDialog(xmlProducts, fileFormat);
break;
default:
throw new ArgumentOutOfRangeException(nameof(fileFormat), fileFormat, null);
}
if (exported)
{
MessageBox.Show($"File successfully exported!", "Success", MessageBoxButtons.OK);
await _logger.LogInformation(
$"Successfully exported {fileFormat} file at {DateTime.Now:yyyy-MM-dd HH:mm:ss}");
}
}
