/// <summary>
/// Fired when MediaPlayer is ready to play the track
/// </summary>
private void MediaPlayer_MediaOpened(MediaPlayer sender, object args)
{
// wait for media to be ready
sender.Play();
if (CurrentTrack == null)
{
return;
}
Debug.WriteLine("New Track" + CurrentTrack.Song.Name);
if (TrackChanged != null)
{
TrackChanged.Invoke(this, CurrentTrack.SongId);
}
try
{
CurrentTrack.Song.PlayCount++;
CurrentTrack.Song.LastPlayed = DateTime.Now;
_sql.UpdateItemAsync(CurrentTrack.Song).Wait();
}
catch { }
}
public void Push(PlexTrack track)
{
lock (tracks)
tracks.AddFirst(track);
TrackChanged?.Invoke(this, new EventArgs());
}
/// <summary>
/// Raised when a message is recieved from the foreground app
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BackgroundMediaPlayer_MessageReceivedFromForeground(object sender,
MediaPlayerDataReceivedEventArgs e)
{
var message = MessageHelper.ParseMessage(e.Data);
if (message is AppSuspendedMessage)
{
AppSuspended?.Invoke(this, null);
}
else if (message is AppResumedMessage)
{
AppResumed?.Invoke(this, null);
}
else if (message is StartPlaybackMessage)
{
StartPlayback?.Invoke(this, null);
}
else if (message is SkipNextMessage)
{
SkipToNext?.Invoke(this, null);
}
else if (message is SkipPreviousMessage)
{
SkipToPrev?.Invoke(this, null);
}
else
{
var changedMessage = message as TrackChangedMessage;
if (changedMessage != null)
{
TrackChanged?.Invoke(this, changedMessage.QueueId);
}
else
{
var playlistMessage = message as UpdatePlaylistMessage;
if (playlistMessage != null)
{
UpdatePlaylist?.Invoke(this, playlistMessage.Tracks);
}
else
{
var addMessage = message as AddToPlaylistMessage;
if (addMessage != null)
{
AddToPlaylist?.Invoke(addMessage.Tracks, addMessage.Position);
}
else
{
var updateMessage = message as UpdateUrlMessage;
if (updateMessage != null)
{
TrackUpdateUrl?.Invoke(this, updateMessage);
}
}
}
}
}
}
public void Rearrange(int from, int to)
{
lock (tracks)
{
// rearrange
var track = tracks[from];
tracks.RemoveAt(from);
tracks.Insert(to, track);
// reset
ResetPlayedIndexes();
// fix current
if (from <= Current || to <= Current)
{
if (from == Current)
{
current = to;
}
else if (to > Current)
{
current--;
}
else if (to <= Current)
{
current++;
}
}
}
TrackChanged?.Invoke(this, new EventArgs());
}
void HandleMediaPlayerMediaOpened(MediaPlayer sender, object args)
{
if (isFirstOpen)
{
isFirstOpen = false;
double percentage = ApplicationSettings.GetSettingsValue <double>(ApplicationSettings.CURRENT_TRACK_PERCENTAGE, 0.0);
ApplicationSettings.PutSettingsValue(ApplicationSettings.CURRENT_TRACK_PERCENTAGE, 0.0);
if (percentage > 0)
{
Logger.Current.Log(new CallerInfo(), LogLevel.Info, "Length Total {0}", mediaPlayer.NaturalDuration.Ticks);
mediaPlayer.Position = TimeSpan.FromTicks((long)(mediaPlayer.NaturalDuration.Ticks * percentage));
}
}
int trackId = ApplicationSettings.GetSettingsValue <int>(ApplicationSettings.CURRENT_PLAYQUEUE_POSITION, 0);
Logger.Current.Log(new CallerInfo(), LogLevel.Info, "Trying to play row {0}", trackId);
playingTrack = TrackInfo.TrackInfoFromRowId(trackId);
TrackChanged.Invoke(this, playingTrack);
if (playAfterOpen)
{
sender.Play();
}
else
{
playAfterOpen = true;
}
}
public void Rearrange(int from, int to)
{
if (from == to)
{
return;
}
lock (tracks)
{
// remove
var track = Remove(from);
// get node by index
LinkedListNode <PlexTrack> trackNode = tracks.First;
for (int i = 0; i < to && trackNode != null; i++)
{
trackNode = trackNode.Next;
}
if (trackNode == null)
{
tracks.AddLast(track);
}
else
{
tracks.AddBefore(trackNode, track);
}
}
TrackChanged?.Invoke(this, new EventArgs());
}
private async Task OpenPlayable(IPlayable playable, IPlaylist playlist, bool openPlaying, bool openCrossfading, bool addToTempHistory)
{
_isOpeningTrack = true;
if (CurrentTrack != null)
{
TrackChanged?.Invoke(this, new TrackChangedEventArgs(CurrentTrack, AudioEngine.TimePlaySourcePlayed));
}
CurrentTrack = playable;
CurrentPlaylist = playlist;
if (await AudioEngine.OpenTrack(await playable.GetSoundSource(), IsCrossfadeEnabled && openCrossfading, 0))
{
var track = playable as PlayableBase;
if (track != null)
{
playlist?.GetBackHistory().Add(track);
}
NewTrackOpened?.Invoke(this, new NewTrackOpenedEventArgs(playable));
if (addToTempHistory && (_tempHistory.Count == 0 || _tempHistory.Last().Item1 != playlist || _tempHistory.Last().Item2 != playable))
{
_tempHistory.Add(Tuple.Create(playlist, playable));
}
if (openPlaying && !(IsCrossfadeEnabled && openCrossfading))
{
await AudioEngine.TogglePlayPause();
}
}
_isOpeningTrack = false;
}
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);
}
/// <summary>
/// 接收到后台消息时的event handler
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void BackgroundMediaPlayer_MessageReceivedFromBackground(object sender, MediaPlayerDataReceivedEventArgs e)
{
lock (o)
{
TrackChangeMessage trackChangeMessage;
if (MessageService.TryParseMessage(e.Data, out trackChangeMessage))
{
TrackChangedEventArgs args = new TrackChangedEventArgs();
args.OldTrack = CurrentPlayingIndex;
args.NewTrack = trackChangeMessage.TrackIndex;
TrackChanged?.Invoke(this, args);
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
new ViewModelLocator().Main.CurrentIndex = trackChangeMessage.TrackIndex;
});
CurrentPlayingIndex = trackChangeMessage.TrackIndex;
//int index = Playlist.FindIndex(p => p.FileName == trackChangeMessage.TrackFile);
//TrackChangedEventArgs args = new TrackChangedEventArgs();
//args.OldTrack = CurrentPlayingIndex;
//args.NewTrack = index;
//TrackChanged?.Invoke(this, args);
//CurrentPlayingIndex = index;
return;
}
BackgroundAudioTaskStopedMessage backgroundAudioTaskStopedMessage;
if (MessageService.TryParseMessage(e.Data, out backgroundAudioTaskStopedMessage))
{
return;
}
}
}
/// <summary>
/// Fired when MediaPlayer is ready to play the track
/// </summary>
void MediaPlayer_MediaOpened(MediaPlayer sender, object args)
{
// wait for media to be ready
sender.Play();
Debug.WriteLine("Track Change! New Track is: " + this.CurrentTrackName);
TrackChanged.Invoke(this, "Vocaloid Radio");
}
private void MediaPlayer_MediaOpened(MediaPlayer sender, object args)
{
// wait for media to be ready
sender.Play();
Debug.WriteLine("New Track" + CurrentTrackName);
TrackChanged.Invoke(this, CurrentTrackName);
}
public PlexTrack Remove(int index)
{
LinkedListNode <PlexTrack> trackNode = tracks.First;
lock (tracks)
{
for (int i = 0; i < index && trackNode != null; i++)
{
trackNode = trackNode.Next;
}
if (trackNode != null)
{
tracks.Remove(trackNode);
}
}
if (trackNode == null)
{
return(null);
}
TrackChanged?.Invoke(this, new EventArgs());
return(trackNode.Value);
}
private void Current_MediaOpened(MediaPlayer sender, object args)
{
//wait for media to be ready
//sender.Play();
TrackChanged?.Invoke(this, CurrentTrack?.Id);
}
private void OnTrackChanged(object sender, TrackChangeEventArgs e)
{
if (TrackChanged != null)
{
TrackChanged.Invoke(this, new EventArgs());
}
}
private void beatmapChanged(ValueChangedEvent <WorkingBeatmap> beatmap)
{
TrackChangeDirection direction = TrackChangeDirection.None;
if (current != null)
{
bool audioEquals = beatmap.NewValue?.BeatmapInfo?.AudioEquals(current.BeatmapInfo) ?? false;
if (audioEquals)
{
direction = TrackChangeDirection.None;
}
else if (queuedDirection.HasValue)
{
direction = queuedDirection.Value;
queuedDirection = null;
}
else
{
// figure out the best direction based on order in playlist.
var last = BeatmapSets.TakeWhile(b => b.ID != current.BeatmapSetInfo?.ID).Count();
var next = beatmap.NewValue == null ? -1 : BeatmapSets.TakeWhile(b => b.ID != beatmap.NewValue.BeatmapSetInfo?.ID).Count();
direction = last > next ? TrackChangeDirection.Prev : TrackChangeDirection.Next;
}
}
current = beatmap.NewValue;
TrackChanged?.Invoke(current, direction);
ResetTrackAdjustments();
queuedDirection = null;
}
private async void PlayerService_TrackChanged(IPlayerService sender, TrackChangedEventArgs e)
{
_currentTrackId = e.TrackID;
if (Tracks == null)
{
return;
}
if (_currentTrackId >= 0)
{
await CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
if (CurrentTrack != null)
{
CurrentTrack.IsCurrent = false;
}
CurrentTrack = Tracks[_currentTrackId];
CurrentTrack.IsCurrent = true;
_position = TimeSpan.Zero;
OnPropertyChanged(nameof(Position));
Duration = TimeSpan.FromSeconds(1);
TrackChanged?.Invoke(this, CurrentTrack);
ShowLyricsCommand.RaiseCanExecuteChanged();
DownloadTrackCommand.RaiseCanExecuteChanged();
});
LoadArtistImage(CurrentTrack.Track);
LoadTrackImage(CurrentTrack.Track);
}
}
/// <summary>
/// Fired when MediaPlayer is ready to play the track
/// </summary>
void MediaPlayer_MediaOpened(MediaPlayer sender, object args)
{
// wait for media to be ready
sender.Play();
Debug.WriteLine("New Track" + this.CurrentTrackName);
TrackChanged.Invoke(this, !string.IsNullOrEmpty(this.fileName) ? this.fileName : CurrentTrackName);
}
private void OnTrackChanged(int channelId, T track)
{
TrackChanged?.Invoke(this, new TrackChangedEvent <T>
{
Track = track,
ChannelId = channelId
});
}
protected virtual void OnTrackChanged(int channelId, Track track)
{
TrackChanged?.Invoke(this, new TrackChange
{
Track = track,
ChannelId = channelId
});
}
private void OnTrackChanged(string channel, ITrack current, ITrack next)
{
TrackChanged?.Invoke(this, new TrackChanged <ITrack>
{
Channel = channel,
Current = current,
Next = next
});
}
/// <summary>
/// A public method allowing modules to give input csv files to the TrackModel. This method
/// takes the input files and parses them for insertion into the database.
/// </summary>
/// <param name="fName">The file name of the file to be parsed</param>
/// <returns>A boolean corresponding to the success or failure of the file parsing and insertion</returns>
public bool provideInputFile(string fName)
{
if (fName == null)
{
return(false);
}
if (!fName.EndsWith(".csv"))
{
return(false);
}
//Check if file is already in db, if so return true
if (fName.Contains("red") || fName.Contains("RED") || fName.Contains("Red"))
{
if (_redLoaded == true)
{
return(true);
}
}
//Check if file is already in db, if so return true;
if (fName.Contains("green") || fName.Contains("GREEN") || fName.Contains("Green"))
{
if (_greenLoaded == true)
{
return(true);
}
}
int res = _dbCreator.parseInputFile(fName);
if (res == 0 && (fName.Contains("red") || fName.Contains("RED") || fName.Contains("Red")))
{
_redLoaded = true;
_changeState = TrackChanged.Red;
alertTrackChanged();
}
if (res == 0 && (fName.Contains("green") || fName.Contains("GREEN") || fName.Contains("Green")))
{
_greenLoaded = true;
_changeState = TrackChanged.Green;
alertTrackChanged();
}
if (res == 0)
{
return(true);
}
else
{
return(false);
}
}
private void changeBeatmap(WorkingBeatmap newWorking)
{
// This method can potentially be triggered multiple times as it is eagerly fired in next() / prev() to ensure correct execution order
// (changeBeatmap must be called before consumers receive the bindable changed event, which is not the case when the local beatmap bindable is updated directly).
if (newWorking == current)
{
return;
}
var lastWorking = current;
TrackChangeDirection direction = TrackChangeDirection.None;
bool audioEquals = newWorking?.BeatmapInfo?.AudioEquals(current?.BeatmapInfo) == true;
if (current != null)
{
if (audioEquals)
{
direction = TrackChangeDirection.None;
}
else if (queuedDirection.HasValue)
{
direction = queuedDirection.Value;
queuedDirection = null;
}
else
{
// figure out the best direction based on order in playlist.
int last = getBeatmapSets().AsEnumerable().TakeWhile(b => !b.Equals(current.BeatmapSetInfo)).Count();
int next = newWorking == null ? -1 : getBeatmapSets().AsEnumerable().TakeWhile(b => !b.Equals(newWorking.BeatmapSetInfo)).Count();
direction = last > next ? TrackChangeDirection.Prev : TrackChangeDirection.Next;
}
}
current = newWorking;
if (lastWorking == null || !lastWorking.TryTransferTrack(current))
{
changeTrack();
}
TrackChanged?.Invoke(current, direction);
ResetTrackAdjustments();
queuedDirection = null;
// this will be a noop if coming from the beatmapChanged event.
// the exception is local operations like next/prev, where we want to complete loading the track before sending out a change.
if (beatmap.Value != current && beatmap is Bindable <WorkingBeatmap> working)
{
working.Value = current;
}
}
private void changeBeatmap(WorkingBeatmap newMap)
{
if (newMap == current)
{
return;
}
var lastWorkingMap = current;
TrackChangeDirection direction = TrackChangeDirection.None;
bool audioEquals = newMap?.BeatmapInfo.AudioEquals(current?.BeatmapInfo) ?? false;
if (current != null)
{
if (audioEquals)
{
direction = TrackChangeDirection.None;
}
else if (queuedDirection.HasValue)
{
direction = queuedDirection.Value;
queuedDirection = null;
}
else
{
// figure out the best direction based on order in playlist.
var last = BeatmapSets.TakeWhile(b => b.ID != current.BeatmapSetInfo?.ID).Count();
var next = newMap == null ? -1 : BeatmapSets.TakeWhile(b => b.ID != newMap.BeatmapSetInfo?.ID).Count();
direction = last > next ? TrackChangeDirection.Previous : TrackChangeDirection.Next;
}
}
current = newMap;
if (!audioEquals || CurrentTrack.IsDummyDevice)
{
changeTrack();
}
else
{
// transfer still valid track to new working beatmap
current.TransferTrack(lastWorkingMap.Track);
}
TrackChanged?.Invoke(current, direction);
queuedDirection = null;
if (beatmap.Value != current && beatmap is Bindable <WorkingBeatmap> working)
{
working.Value = current;
}
}
private void HandleTrackMessage(TrackDto track)
{
CurrentTrack = new Track
{
Artist = track.Artist,
Title = track.Title,
Album = track.Album,
AlbumArtUrl = track.AlbumArt
};
TrackChanged?.Invoke(this, new TrackChangedEventArgs(CurrentTrack));
}
protected override void OnTrackChanged(TrackChanged e)
{
if (e != null)
{
// Load the Album Art for the new Track
LoadAlbumArt(e.NewTrack, m_albumArtResolution);
SetTrackInfo(e.NewTrack.Title, e.NewTrack.Album, String.Join(", ", e.NewTrack.Artists.Select(x => x.Name)));
UpdateSaveTrackBtn();
}
}
private void DoTick()
{
_previousContext = _currentContext;
try
{
_currentContext = _api.GetPlayback();
}
catch (SpotifyWebApiException ex)
{
MessageBox.Show(ex.Message);
Thread.Sleep(5000);
return;
}
try
{
if (_currentContext == null)
{
return;
}
// Check volume change
if (CompareContext(c => c.Device?.VolumePercent, out var oldVolume, out var newVolume))
{
// Volume Changed
VolumeChanged?.Invoke(this,
new VolumeChangeEventArgs(oldVolume.GetValueOrDefault(),
newVolume.GetValueOrDefault()));
}
if (CompareContext(c => c.Item, out var oldTrack, out var newTrack))
{
// Track Changed
TrackChanged?.Invoke(this, new TrackChangeEventArgs(oldTrack, newTrack));
}
if (CompareContext(c => c.IsPlaying))
{
// Playstate Changed
PlayStateChanged?.Invoke(this, new PlayStateChangeEventArgs(_currentContext.IsPlaying));
}
if (CompareContext(c => c.ProgressMs, out var oldProgressMs, out var newProgressMs))
{
// Track Time Changed
TrackTimeChanged?.Invoke(this,
new TrackTimeChangeEventArgs(TimeSpan
.FromMilliseconds(newProgressMs)));
}
Tick?.Invoke(this, new EventArgs());
}
catch { }
}
public void Refresh(PlaybackContext playback)
{
if (playback?.HasError() == false && playback.Item?.HasError() == false &&
playback.Item.Id != currentTrackId)
{
var trackInfo = TrackInfoFactory.Create(playback.Item);
currentTrackId = playback.Item.Id;
TrackChanged?.Invoke(trackInfo);
}
}
public void StartMusicInternal(QueueSong track)
{
if (track == null)
{
SkipToNext();
return;
}
_currentTrack = track;
SetTrackUri(track);
TrackChanged?.Invoke(this, _currentTrack.Id);
}
public void AddRange(PlexTrack[] items)
{
lock (tracks)
{
foreach (var track in items)
{
tracks.Add(track);
}
}
TrackChanged?.Invoke(this, new EventArgs());
}
/// <summary>
/// A public method allowing external modules to update variable attributes of a block.
/// The attributes that are changable include the health state (broken, failed, healthy).
/// That's it.
/// </summary>
/// <param name="bToUpdate">The IBlock object</param>
/// <returns></returns>
public bool requestUpdateBlock(IBlock bToUpdate)
{
if (bToUpdate == null)
{
return(false);
}
if (bToUpdate.BlockID == 0)
{
return(false);
}
IBlock oldBlock = this.requestBlockInfo(bToUpdate.BlockID, bToUpdate.Line);
if (oldBlock == null)//If it doesnt exist, return false
{
return(false);
}
//Check state between the oldBlock and the newBlock. If nothing changes, dont update, just return true
if (oldBlock.State == bToUpdate.State)
{
return(true);
}
string updateString = _dbManager.createUpdate("BLOCK", bToUpdate);
if (updateString == null)
{
return(false);
}
bool res = _dbManager.runUpdate(updateString);
if (res)
{
//IF we're red
if (bToUpdate.Line.Equals("Red", StringComparison.OrdinalIgnoreCase))
{
_changeState = TrackChanged.Red;
alertTrackChanged();
}
else//We're green
{
_changeState = TrackChanged.Green;
alertTrackChanged();
}
}
return(res);
}
/// <summary>
/// A constructor for the TrackModel module
/// </summary>
/// <param name="environment">Requires a reference to the surrounding environment object</param>
public TrackModel(ISimulationEnvironment environment)
{
_redLoaded = false;
_greenLoaded = false;
_env = environment;
_dbCreator = new DBCreator("",environment);
_dbManager = new DBManager(_dbCreator.DBCon);
_changeState = TrackChanged.None;
IBlock redTemp = requestBlockInfo(1, "Red");
IBlock greenTemp = requestBlockInfo(1, "Green");
if (redTemp != null)
{
List<IBlock>[] tempBlockList=createBlockListArray(0);
_dbCreator.populateTCs(tempBlockList, true);
_changeState = TrackChanged.Red;
_redLoaded = true;
}
if (greenTemp != null)
{
List<IBlock>[] tempBlockList = createBlockListArray(1);
_dbCreator.populateTCs(tempBlockList, false);
if (_changeState == TrackChanged.Red)
_changeState = TrackChanged.Both;
else
_changeState = TrackChanged.Green;
_greenLoaded = true;
}
if (_changeState != TrackChanged.None)
{
alertTrackChanged();
}
//_environment.Tick+=
}
/// <summary>
/// A public method allowing modules to give input csv files to the TrackModel. This method
/// takes the input files and parses them for insertion into the database.
/// </summary>
/// <param name="fName">The file name of the file to be parsed</param>
/// <returns>A boolean corresponding to the success or failure of the file parsing and insertion</returns>
public bool provideInputFile(string fName)
{
if (fName == null)
return false;
if (!fName.EndsWith(".csv"))
{
return false;
}
//Check if file is already in db, if so return true
if (fName.Contains("red") || fName.Contains("RED") || fName.Contains("Red"))
{
if (_redLoaded == true)
{
return true;
}
}
//Check if file is already in db, if so return true;
if (fName.Contains("green") || fName.Contains("GREEN") || fName.Contains("Green"))
{
if (_greenLoaded == true)
{
return true;
}
}
int res = _dbCreator.parseInputFile(fName);
if ( res==0 && (fName.Contains("red") || fName.Contains("RED") || fName.Contains("Red")))
{
_redLoaded = true;
_changeState = TrackChanged.Red;
alertTrackChanged();
}
if (res==0 && (fName.Contains("green") || fName.Contains("GREEN") || fName.Contains("Green")))
{
_greenLoaded = true;
_changeState = TrackChanged.Green;
alertTrackChanged();
}
if (res == 0)
return true;
else
return false;
}
/// <summary>
/// A public method allowing external modules to update variable attributes of a block.
/// The attributes that are changable include the health state (broken, failed, healthy).
/// That's it.
/// </summary>
/// <param name="bToUpdate">The IBlock object</param>
/// <returns></returns>
public bool requestUpdateBlock(IBlock bToUpdate)
{
if (bToUpdate == null)
return false;
if (bToUpdate.BlockID == 0)
return false;
IBlock oldBlock=this.requestBlockInfo(bToUpdate.BlockID, bToUpdate.Line);
if (oldBlock == null)//If it doesnt exist, return false
{
return false;
}
//Check state between the oldBlock and the newBlock. If nothing changes, dont update, just return true
if (oldBlock.State == bToUpdate.State)
{
return true;
}
string updateString = _dbManager.createUpdate("BLOCK", bToUpdate);
if (updateString == null)
return false;
bool res = _dbManager.runUpdate(updateString);
if (res)
{
//IF we're red
if (bToUpdate.Line.Equals("Red", StringComparison.OrdinalIgnoreCase))
{
_changeState = TrackChanged.Red;
alertTrackChanged();
}
else//We're green
{
_changeState = TrackChanged.Green;
alertTrackChanged();
}
}
return res;
}
/// <summary>
/// This public method is used to allow other modules to request a change in switch state for
/// a block.
/// </summary>
/// <param name="bToUpdate"> An IBlock object with the updated switch state.</param>
/// <returns>A boolean object representing the success or failure of the database update</returns>
public bool requestUpdateSwitch(IBlock bToUpdate)
{
if (bToUpdate == null)
return false;
if (bToUpdate.hasSwitch() == false)
return false;
string updateString = _dbManager.createUpdate("SWITCH", bToUpdate);
if (updateString == null)
return false;
bool res = _dbManager.runUpdate(updateString);
//Update our "TRACK CHANGED" flag if necessary
if (res)
{
//IF we're red
if (bToUpdate.Line.Equals("Red", StringComparison.OrdinalIgnoreCase))
{
_changeState = TrackChanged.Red;
alertTrackChanged();
}
else//We're green
{
_changeState = TrackChanged.Green;
alertTrackChanged();
}
}
return res;
}
