public async Task Player_ChangeVolume()
{
var previous = await Player.GetVolume();
try
{
var completion = new TaskCompletionSource <int>();
using (Player.VolumeChanges
.Where(element => element == previous + 1)
.Timeout(TimeSpan.FromSeconds(2))
.Subscribe(value =>
{
completion.SetResult(value);
}))
{
await Player.SetVolume(previous + 1);
await completion.Task;
};
}
finally
{
await Player.SetVolume(previous);
}
}
private static async Task DumpPlayer(BluPlayer player)
{
Console.WriteLine($"State: {await player.GetState()}");
Console.WriteLine($"Shuffle: {await player.GetShuffleMode()}");
Console.WriteLine($"Repeat: {await player.GetRepeatMode()}");
Console.WriteLine($"Volume: {await player.GetVolume()}%");
Console.WriteLine($"Position: {await player.GetPosition()}");
DumpPresets(await player.PresetList.GetPresets());
DumpMedia(await player.GetMedia());
DumpQueueInfo(await player.PlayQueue.GetInfo());
await DumpMusicBrowser(player.MusicBrowser);
Console.WriteLine(new string('=', 80));
Console.WriteLine();
Console.WriteLine("Waiting for changes...");
WriteInstructions();
player.StateChanges.Subscribe(state =>
{
Console.WriteLine($"State: {state}");
});
player.ShuffleModeChanges.Subscribe(mode =>
{
Console.WriteLine($"Shuffle: {mode}");
});
player.RepeatModeChanges.Subscribe(mode =>
{
Console.WriteLine($"Repeat: {mode}");
});
player.VolumeChanges.Subscribe(volume =>
{
Console.WriteLine($"Volume: {volume}%");
});
player.PositionChanges.Subscribe(position =>
{
Console.WriteLine($"Position: {position}");
});
player.MediaChanges.Subscribe(media =>
{
DumpMedia(media);
});
player.PresetList.Changes.Subscribe(presets =>
{
DumpPresets(presets);
});
player.PlayQueue.Changes.Subscribe(info =>
{
DumpQueueInfo(info);
});
}
private async void MainWindow_Loaded(object sender, RoutedEventArgs e)
{
var endpoint = await BluEnvironment.ResolveEndpoints().FirstOrDefaultAsync();
if (endpoint != null)
{
Player = await BluPlayer.Connect(endpoint);
PlayerName = Player.Name;
PlayerState = await Player.GetState();
Player.StateChanges.ObserveOnDispatcher().Subscribe(value => PlayerState = value);
Volume = await Player.GetVolume();
Player.VolumeChanges.ObserveOnDispatcher().Subscribe(value => Volume = value);
UpdateMedia(await Player.GetMedia());
Player.MediaChanges.ObserveOnDispatcher().Subscribe(UpdateMedia);
}
}