private MediaSessionCallback CreateMediaSessionCallback()
{
var mediaCallback = new MediaSessionCallback();
mediaCallback.OnPlayImpl = () => {
Logger.Debug("OnPlayImpl");
if (_playingQueue == null || _playingQueue.Count == 0)
{
_playingQueue = new List <MediaSession.QueueItem>(_musicProvider.GetRandomQueue());
_session.SetQueue(_playingQueue);
_session.SetQueueTitle("Random music");
_currentIndexQueue = 0;
}
if (_playingQueue != null && _playingQueue.Count != 0)
{
HandlePlayRequest();
}
};
mediaCallback.OnSkipToQueueItemImpl = (id) => {
Logger.Debug("OnSkipToQueueItem");
if (_playingQueue != null && _playingQueue.Count != 0)
{
_currentIndexQueue = -1;
int index = 0;
foreach (var item in _playingQueue)
{
if (id == item.QueueId)
{
_currentIndexQueue = index;
}
index++;
}
HandlePlayRequest();
}
};
mediaCallback.OnSeekToImpl = (pos) => {
Logger.Debug("OnSeekToImpl:");
_musicPlayer.SeekTo((int)pos);
};
mediaCallback.OnPlayFromMediaIdImpl = (mediaId, extras) => {
Logger.Debug($"OnPlayFromMediaIdImpl mediaId: {mediaId}");
_playingQueue = _musicProvider.GetPlayingQueue(mediaId);
_session.SetQueue(_playingQueue);
string[] hierarchies = HierarchyHelper.GetHierarchy(mediaId);
string month = hierarchies != null && hierarchies.Length == 2 ? hierarchies[1] : string.Empty;
var queueTitle = $"{month} Podcasts";
_session.SetQueueTitle(queueTitle);
if (_playingQueue != null && _playingQueue.Count != 0)
{
_currentIndexQueue = -1;
int index = 0;
foreach (var item in _playingQueue)
{
if (mediaId == item.Description.MediaId)
{
_currentIndexQueue = index;
}
index++;
}
if (_currentIndexQueue < 0)
{
Logger.Error($"OnPlayFromMediaIdImpl: media ID {mediaId} not be found.");
}
else
{
HandlePlayRequest();
}
}
};
mediaCallback.OnPauseImpl = () => {
OnPause();
};
mediaCallback.OnStopImpl = () => {
OnStop(null);
};
mediaCallback.OnSkipToNextImpl = () => {
Logger.Debug("OnSkipToNextImpl");
_currentIndexQueue++;
if (_playingQueue != null && _currentIndexQueue >= _playingQueue.Count)
{
_currentIndexQueue = 0;
}
if (this.isIndexPlayable(_currentIndexQueue, _playingQueue))
{
HandlePlayRequest();
}
else
{
OnStop("Cannot skip");
}
};
mediaCallback.OnSkipToPreviousImpl = () => {
Logger.Debug("OnSkipToPreviousImpl");
_currentIndexQueue--;
if (_playingQueue != null && _currentIndexQueue < 0)
{
_currentIndexQueue = 0;
}
if (this.isIndexPlayable(_currentIndexQueue, _playingQueue))
{
HandlePlayRequest();
}
else
{
OnStop("Cannot skip");
}
};
mediaCallback.OnCustomActionImpl = (action, extras) => {
if (CustomActionFavorite == action)
{
Logger.Info("OnCustomActionImpl");
var track = GetCurrentPlayingMusic();
if (track != null)
{
var musicId = track.GetString(MediaMetadata.MetadataKeyMediaId);
_musicProvider.SetFavorite(musicId, !_musicProvider.IsFavorite(musicId));
}
UpdatePlaybackState(null);
}
else
{
Logger.Error($"Unsupported action: {action}");
}
};
mediaCallback.OnPlayFromSearchImpl = (query, extras) => {
Logger.Debug($"OnPlayFromSearchImpl query={query}");
if (string.IsNullOrEmpty(query))
{
_playingQueue = new List <MediaSession.QueueItem>(_musicProvider.GetRandomQueue());
}
else
{
_playingQueue = new List <MediaSession.QueueItem>(_musicProvider.GetPlayingQueueFromSearch(query));
}
_session.SetQueue(_playingQueue);
if (_playingQueue != null && _playingQueue.Count != 0)
{
_currentIndexQueue = 0;
HandlePlayRequest();
}
else
{
OnStop("0 Found.");
}
};
return(mediaCallback);
}