private string OpenFile(string title)
{
return(_dialogManager.OpenFile(new OpenFileDialogOptions
{
Title = title,
DefaultExt = ".txt",
Filter = "Text documents (.txt)|*.txt"
}));
}
private IObservable <(FileInfo, License)> OpenLicense()
{
return(_dialogManager.OpenFile()
.Select(fileName =>
{
var file = new FileInfo(fileName);
try
{
var text = File.ReadAllText(fileName);
var license = License.FromBase64(text);
return (file, license);
}
catch
{
return (file, null);
}
}));
}