public PlexTrack FromTracks(PlexTrack[] tracks, int current = -1)
{
lock (tracks)
{
this.tracks.Clear();
foreach (var track in tracks)
{
this.tracks.Add(track);
}
}
if (current < 0)
{
var playback = PlaybackManager.GetInstance();
current = playback.IsShuffle ? new Random().Next(0, this.tracks.Count - 1) : current;
}
ResetPlayedIndexes();
var currentTrack = Play(current);
TrackChanged?.Invoke(this, new EventArgs());
return(currentTrack);
}
public static PlaybackManager GetInstance()
{
if (instance == null)
{
instance = new PlaybackManager();
}
return(instance);
}
public void Init()
{
var server = IPCServer.GetInstance();
server.Connected += IPCServer_Connected;
server.MessageReceived += IPCServer_MessageReceived;
server.Init();
var playback = PlaybackManager.GetInstance();
playback.PlaybackStateChanged += PlaybackManager_PlaybackStateChanged;
playback.PlaybackTick += Playback_PlaybackTick;
playback.VolumeChanged += PlaybackManager_VolumeChanged;
}
private void PlaybackManager_PlaybackStateChanged(object sender, EventArgs e)
{
var app = (App)Application.Current;
var playback = PlaybackManager.GetInstance();
// construct message
var factory = new IPCMessageFactory();
var message = factory.Create("playbackStateChanged", out XmlNode messageNode);
// <hasTrack />
var hasTrackNode = message.CreateElement("hasTrack");
hasTrackNode.InnerText = playback.Track == null ? "false" : "true";
messageNode.AppendChild(hasTrackNode);
if (playback.Track != null)
{
// <title />
var titleNode = message.CreateElement("title");
titleNode.InnerText = playback.Track.Title + " - " + playback.Track.Artist.Title;
messageNode.AppendChild(titleNode);
// <artwork />
var artworkNode = message.CreateElement("artwork");
artworkNode.InnerText = app.plexClient.GetPhotoTranscodeUrl(playback.Track.Thumb, 50, 50).ToString();
messageNode.AppendChild(artworkNode);
// <duration />
var durationNode = message.CreateElement("duration");
durationNode.InnerText = playback.Track.Duration.ToString();
messageNode.AppendChild(durationNode);
// <position />
var positionNode = message.CreateElement("position");
positionNode.InnerText = playback.Position.ToString();
messageNode.AppendChild(positionNode);
// <playing />
var playingNode = message.CreateElement("playing");
playingNode.InnerText = playback.PlaybackState == NAudio.Wave.PlaybackState.Playing ? "true" : "false";
messageNode.AppendChild(playingNode);
}
// send to client
var server = IPCServer.GetInstance();
server.Send(message);
}
private void PlaybackManager_VolumeChanged(object sender, EventArgs e)
{
var playback = PlaybackManager.GetInstance();
// construct message
var factory = new IPCMessageFactory();
var message = factory.Create("volumeChanged", out XmlNode messageNode);
// <volume />
var volumeNode = message.CreateElement("volume");
volumeNode.InnerText = ((int)Math.Floor(playback.Volume * 100)).ToString();
messageNode.AppendChild(volumeNode);
// send to client
var server = IPCServer.GetInstance();
server.Send(message);
}
private void Playback_PlaybackTick(object sender, EventArgs e)
{
var playback = PlaybackManager.GetInstance();
// construct message
var factory = new IPCMessageFactory();
var message = factory.Create("positionChanged", out XmlNode messageNode);
// <position />
var positionNode = message.CreateElement("position");
positionNode.InnerText = playback.Position.ToString();
messageNode.AppendChild(positionNode);
// send to client
var server = IPCServer.GetInstance();
server.Send(message);
}
private void IPCServer_MessageReceived(object sender, XmlNode messageNode)
{
var mainWindow = MainWindow.GetInstance();
var app = (App)Application.Current;
switch (messageNode.Attributes["action"].InnerText)
{
case "update":
IPCServer_Connected(sender, null);
break;
case "play":
Task.Factory.StartNew(() =>
{
if (MediaCommands.Play.CanExecute(null, mainWindow))
{
MediaCommands.Play.Execute(null, mainWindow);
}
}, CancellationToken.None, TaskCreationOptions.None, app.uiContext);
break;
case "pause":
Task.Factory.StartNew(() =>
{
if (MediaCommands.Pause.CanExecute(null, mainWindow))
{
MediaCommands.Pause.Execute(null, mainWindow);
}
}, CancellationToken.None, TaskCreationOptions.None, app.uiContext);
break;
case "stop":
Task.Factory.StartNew(() =>
{
if (MediaCommands.Stop.CanExecute(null, mainWindow))
{
MediaCommands.Stop.Execute(null, mainWindow);
}
}, CancellationToken.None, TaskCreationOptions.None, app.uiContext);
break;
case "previous":
Task.Factory.StartNew(() =>
{
if (MediaCommands.PreviousTrack.CanExecute(null, mainWindow))
{
MediaCommands.PreviousTrack.Execute(null, mainWindow);
}
}, CancellationToken.None, TaskCreationOptions.None, app.uiContext);
break;
case "next":
Task.Factory.StartNew(() =>
{
if (MediaCommands.NextTrack.CanExecute(null, mainWindow))
{
MediaCommands.NextTrack.Execute(null, mainWindow);
}
}, CancellationToken.None, TaskCreationOptions.None, app.uiContext);
break;
case "setVolume":
Task.Factory.StartNew(() =>
{
float vol = int.Parse(messageNode.SelectSingleNode("volume").InnerText) / 100.0f;
var playback = PlaybackManager.GetInstance();
playback.Volume = vol;
}, CancellationToken.None, TaskCreationOptions.None, app.uiContext);
break;
case "setPosition":
Task.Factory.StartNew(() =>
{
long position = long.Parse(messageNode.SelectSingleNode("position").InnerText);
var playback = PlaybackManager.GetInstance();
playback.Position = position;
}, CancellationToken.None, TaskCreationOptions.None, app.uiContext);
break;
case "restoreWindow":
Task.Factory.StartNew(() =>
{
mainWindow.RestoreFromSystemTray();
mainWindow.Activate();
}, CancellationToken.None, TaskCreationOptions.None, app.uiContext);
break;
}
}
