/// <summary>
/// Updates the song and its progress
/// </summary>
/// <param name="song">The new song to update</param>
private void SongChanged(CurrentlyPlaying song)
{
CurrentlyPlayingSong = song;
IsPlaying = CurrentlyPlayingSong.is_playing;
Progress.Progress_Ms = CurrentlyPlayingSong.progress_ms;
Progress.Duration_Ms = CurrentlyPlayingSong.item.duration_ms;
}
private void Shuffle()
{
Random r = new Random();
CurrentlyPlaying = CurrentlyPlaying.OrderBy(x => (r.Next())).ToList();
CurrentlyPlayingIndex = 0;
}
// Host and Client Function. Sends currently playing info to host/other clients.
private void BroadcastCurrentlyPlaying()
{
string Playing = "CURRENTLYPLAYING ";
Playing += CurrentlyPlaying.ToString();
if (CurrentlyPlaying >= 0)
{
string sCurrentTime = YoutubeVideo_CallFlash("getCurrentTime()");
if (sCurrentTime != "")
{
sCurrentTime = sCurrentTime.Remove(sCurrentTime.Length - 9).Remove(0, 8);
Playing += " " + sCurrentTime;
}
}
if (Hosting)
{
Broadcast(Playing, "", false);
}
else
{
ClientBroadcast("CURRENTLYPLAYING$" + Encrypt(CurrentlyPlaying.ToString()) + "$");
}
}
/// <summary>
/// Plays the newly selected track
/// </summary>
private async void PlayTrack(object obj)
{
int indexOfTrack = Tracks.items.IndexOf(SelectedTrack);
CurrentlyPlaying newSong = await _spotifyApi.PlaySongAsync(SelectedPlaylist.uri, indexOfTrack);
await _signalRService.SendSongChangedAsync(newSong);
}
/// <summary>
/// Goes to the previous song
/// </summary>
private async void PreviousSong(object obj)
{
IsPlaying = true;
CurrentlyPlaying newSong = await _spotifyApi.PreviousSongAsync();
await _signalRService.SendSongChangedAsync(newSong);
}
public CurrentlyPlaying GetCurrentlyPlayingSong()
{
var webClient = new WebClient();
JObject jObject = JObject.Parse(storage.AuthorizationCodeFlowAuthTokenResponse);
string AuthToken = (string)jObject.SelectToken("access_token");
webClient.Headers.Add(HttpRequestHeader.Accept, "application/json");
webClient.Headers.Add(HttpRequestHeader.ContentType, "application/json");
webClient.Headers.Add(HttpRequestHeader.Authorization, "Bearer " + AuthToken);
var GetResponse = SendAuthorizationCodeRequest(webClient, "https://api.spotify.com/v1/me/player/currently-playing?market=DK");
var jsonTrack = JObject.Parse(GetResponse);
var trackId = jsonTrack["item"]["id"].ToString();
var songName = jsonTrack["item"]["name"].ToString();
var artistName = jsonTrack["item"]["artists"][0]["name"].ToString();
var image_small_url = jsonTrack["item"]["album"]["images"][2]["url"].ToString();
var image_medium_url = jsonTrack["item"]["album"]["images"][1]["url"].ToString();
var image_large_url = jsonTrack["item"]["album"]["images"][0]["url"].ToString();
var webplayerLink = jsonTrack["item"]["external_urls"]["spotify"].ToString();
int duration = Int32.Parse(jsonTrack["item"]["duration_ms"].ToString());
int progress = Int32.Parse(jsonTrack["progress_ms"].ToString());
CurrentlyPlaying track = new CurrentlyPlaying(new Track(trackId, songName, artistName, image_small_url, image_medium_url, image_large_url, webplayerLink), duration, progress);
return(track);
//return GetResponse;
}
public void changeBGM(CurrentlyPlaying state)
{
if (state != nextPlaying)
{
fading = true;
nextPlaying = state;
}
}
public async Task <ActionResult <CurrentlyPlaying> > Previous()
{
HttpStatusCode status = await _httpCaller.Post("me/player/previous?device_id=" + _spotifyAPISettings.DeviceID,
_spotifyAPISettings.AccessToken);
CurrentlyPlaying currentlyPlaying = await _httpCaller.Get <CurrentlyPlaying>("me/player", _spotifyAPISettings.AccessToken);
return(Ok(currentlyPlaying));
}
public void UpdateStatus()
{
var update = Task.Run(async() =>
{
while (true)
{
await Task.Delay(1000);
if (Ready())
{
PlayerCurrentlyPlayingRequest request = new PlayerCurrentlyPlayingRequest(PlayerCurrentlyPlayingRequest.AdditionalTypes.All);
CurrentlyPlaying playing = await SClient.Player.GetCurrentlyPlaying(request);
if (playing != null)
{
if (playing.IsPlaying)
{
await bot.SetStatusAsync(UserStatus.Online);
string song = "";
switch (playing.Item.Type)
{
case ItemType.Track:
song = (playing.Item as FullTrack).Name;
break;
case ItemType.Episode:
song = (playing.Item as FullEpisode).Name;
break;
}
await bot.SetGameAsync(song, type: ActivityType.Listening);
if (Queue[0].SongName == song)
{
Queue.RemoveAt(0);
}
}
else
{
await bot.SetStatusAsync(UserStatus.DoNotDisturb);
}
}
else
{
await bot.SetGameAsync($"Spotify", type: ActivityType.Listening);
}
}
else
{
await bot.SetStatusAsync(UserStatus.DoNotDisturb);
}
}
});
}
public void SkipBackward()
{
if (CurrentlyPlayingIndex == 0)
{
CurrentlyPlayingIndex = CurrentlyPlaying.Count() - 1;
}
else
{
CurrentlyPlayingIndex -= 1;
}
}
public void SkipForward()
{
if (CurrentlyPlayingIndex == CurrentlyPlaying.Count() - 1)
{
CurrentlyPlayingIndex = 0;
}
else
{
CurrentlyPlayingIndex += 1;
}
}
/// <summary>
/// Update selected song whenever a new song comes on
/// </summary>
/// <param name="newSong">The song which is the new one</param>
private void SongChanged(CurrentlyPlaying newSong)
{
// If newSong is null do nothing
if (newSong == null || Tracks?.items == null)
{
return;
}
// Finds new track in playlist
TrackItem newTrack = Tracks.items.Find(t => t.track.uri == newSong.item.uri);
// Sets the new track as the SelectedTrack
SelectedTrack = newTrack;
}
public static async Task <PlayingItem?> GetCurrentlyPlayingTrack(string username)
{
SpotifyUser?user = await GetSpotifyUser(username);
if (user is null)
{
return(null);
}
CurrentlyPlaying response = await new SpotifyClient(user.AccessToken).Player.GetCurrentlyPlaying(new());
PlayingItem? item = SpotifyHelper.GetPlayingItem(response);
return(item);
}
public void UpdateCurrentlyPlayingSong(List <Song> songs, bool isShuffled)
{
CurrentlyPlaying.Clear();
foreach (Song song in songs)
{
CurrentlyPlaying.Add(song);
}
if (isShuffled)
{
Shuffle();
}
CurrentlyPlayingIndex = 0;
}
public static PlayingItem?GetPlayingItem(CurrentlyPlaying currentlyPlaying)
{
if (currentlyPlaying is null)
{
return(null);
}
if (currentlyPlaying.Item is FullTrack track)
{
return(new Track(track));
}
else if (currentlyPlaying.Item is FullEpisode episode)
{
return(new Episode(episode));
}
return(null);
}
public static async Task <string> GetCurrentlyPlaying(string username)
{
if (new OkayegTeaTimeContext().Spotify.Any(s => s.Username == username))
{
Database.Models.Spotify user = DataBase.GetSpotifyUser(username);
if (user.Time + new Hour().ToMilliseconds() <= TimeHelper.Now() + new Second(5).ToMilliseconds())
{
await GetNewAccessToken(username);
user = DataBase.GetSpotifyUser(username);
}
CurrentlyPlaying response = await new SpotifyClient(user.AccessToken).Player.GetCurrentlyPlaying(new PlayerCurrentlyPlayingRequest());
return(response.GetItem() != null?response.GetItem().Message : "nothing playing");
}
else
{
return("the user is not registered");
}
}
public async Task UpdateSession()
{
DataLoader dataLoader = DataLoader.GetInstance();
_playbackState = await dataLoader.GetCurrentlyPlaying();
if (_playbackState != null && _playbackState.Is_Playing && CurrentTrack != null && _playbackState.Item.Id != CurrentTrack.Id && _playbackState.Item.Id != NextTrackPeek.Id)
{
long playBackStarted = _playbackState.Timestamp - _playbackState.Progress_ms;
_playedSongs.Add(new SessionHistoryItem()
{
Track = _playbackState.Item,
TimeStamp = new DateTime(playBackStarted),
Context = SessionContext.Unknown
});
}
SessionStateChanged?.Invoke(this, EventArgs.Empty);
}
public static async Task <string> GetCurrentlyPlaying(string username)
{
SpotifyUser?user = await GetSpotifyUser(username);
if (user is null)
{
return($"can't request the current playing song, user {username} has to register first");
}
CurrentlyPlaying response = await new SpotifyClient(user.AccessToken).Player.GetCurrentlyPlaying(new());
PlayingItem? item = SpotifyHelper.GetPlayingItem(response);
if (item is not null)
{
return(item.Message);
}
else
{
return("nothing playing");
}
}
public async Task <ActionResult <CurrentlyPlaying> > Play(string contextUri, int offset)
{
var playContent = new
{
context_uri = contextUri,
offset = new
{
position = offset
}
};
// Serialize anonymous object into HttpContent
HttpContent content = new StringContent(JsonConvert.SerializeObject(playContent));
HttpStatusCode status = await _httpCaller.Put("me/player/play?device_id=" + _spotifyAPISettings.DeviceID,
_spotifyAPISettings.AccessToken,
content);
CurrentlyPlaying currentlyPlaying = await _httpCaller.Get <CurrentlyPlaying>("me/player/currently-playing", _spotifyAPISettings.AccessToken);
return(Ok(currentlyPlaying));
}
public async Task <CurrentlyPlaying> GetCurrentlyPlaying(bool retryOnLimit = false, int retryAfterLimitms = 5000)
{
try
{
Stopwatch watch = Stopwatch.StartNew();
long unixtimestamp = DateTimeOffset.Now.ToUnixTimeMilliseconds();
CurrentlyPlaying result = await ExecuteWebrequest <CurrentlyPlaying>(GET_CURRENTLY_PLAYING, retryOnLimit, retryAfterLimitms);
watch.Stop();
if (result != null)
{
result.Timestamp = unixtimestamp;
}
return(result);
}
catch (Exception)
{
return(null);
}
}
public async Task SongChanged(CurrentlyPlaying song)
{
await Clients.All.SendAsync("SongChanged", song);
}
/// <summary>
/// Stops playback of audio that is currently playing
/// </summary>
public void StopPlayback()
{
CurrentlyPlaying.Abort();
IsPlayingAudio = false;
NotifyOfPropertyChange(() => CurrentlyPlaying);
}
private async void RunInternal()
{
await Task.Run(async() =>
{
_playbackState = await DataLoader.GetInstance().GetCurrentlyPlaying(true, (int)SESSION_NEXT_SONG_BEVOR_END_MS - 50);
long lastUpadte = _unixTimestamp;
string lastDeviceId = null;
long tickStart = 0;
SessionStateChanged?.Invoke(this, EventArgs.Empty);
while (IsRunning)
{
tickStart = Environment.TickCount;
if (AMOUNT_ITEMS_LEFT_TO_REPOPULATED_BACKLOG >= CurrentBacklogQueue.Count())
{
await RepopulateBacklog();
}
if (_unixTimestamp >= lastUpadte + SESSION_UPDATE_SLEEP_PAUSE_MS || //update when "updatetimer" tiggers
_possibleMSLeftInTrack < SESSION_NEXT_SONG_BEVOR_END_MS) //update befor a PlayTrack to check whether playback is paused
{
await UpdateSession();
lastUpadte = _unixTimestamp;
}
//if (CurrentTrack == null || (_playbackState.Is_Playing && _possibleMSLeftInTrack < SESSION_NEXT_SONG_BEVOR_END_MS))
if (CurrentTrack == null || (_playbackState != null && CurrentTrack.Id == _playbackState.Item.Id && !_playbackState.Is_Playing && _playbackState.Progress_ms == 0))
{
Tuple <Track, SessionContext> nextTrackContext = PullNextTrack();
if (await PlayTrack(nextTrackContext))
{
Thread.Sleep(10);
await UpdateSession();
}
else
{
CurrentManualQueue.Push(nextTrackContext.Item1);
}
}
if (DeviceId != null && DeviceId != lastDeviceId)
{
await Controller.GetInstance().TransferPlayback(DeviceId, true);
}
lastDeviceId = DeviceId;
int sleepTime = (int)(SESSION_TICK_SLEEP_PAUSE_MS - (Environment.TickCount - tickStart));
if (sleepTime > 0)
{
Thread.Sleep(sleepTime);
}
}
});
}
public async Task <ActionResult <CurrentlyPlaying> > Get()
{
CurrentlyPlaying currentlyPlaying = await _httpCaller.Get <CurrentlyPlaying>("me/player", _spotifyAPISettings.AccessToken);
return(Ok(currentlyPlaying));
}
public static CurrentlyPlayingResponse Map(this IMapper mapper, CurrentlyPlaying currentlyPlaying) => mapper.Map <CurrentlyPlayingResponse>(currentlyPlaying);
/// <summary>
/// Triggers the SongChanged event
/// </summary>
/// <param name="song">The song which should be sent to all subscribers</param>
public async Task SendSongChangedAsync(CurrentlyPlaying song)
{
await connection.InvokeAsync("SongChanged", song);
}
public static async Task <string> ListenTo(string username, string target)
{
SpotifyUser?user = await GetSpotifyUser(username);
if (user is null)
{
return($"can't listen to other's songs, you have to register first");
}
if (username == target)
{
return($"you can't listen to your own song");
}
SpotifyUser?targetUser = await GetSpotifyUser(target);
if (targetUser is null)
{
return($"can't listen to {target}'s songs, they have to register first");
}
SpotifyClient targetClient = new(targetUser.AccessToken);
CurrentlyPlaying targetCurrentlyPlaying = await targetClient.Player.GetCurrentlyPlaying(new());
PlayingItem?playingItem = SpotifyHelper.GetPlayingItem(targetCurrentlyPlaying);
if (playingItem is null)
{
return($"{target} is currently not listening to a song");
}
if (playingItem.IsLocal)
{
return($"can't listen to {target}'s local file");
}
SpotifyClient userClient = new(user.AccessToken);
try
{
await userClient.Player.AddToQueue(new(playingItem.Uri));
}
catch (APIException ex)
{
Logger.Log(ex);
return($"no music playing on any device, you have to start your playback first");
}
catch (Exception ex)
{
Logger.Log(ex);
return($"an unknown error occurred. It might not be possible to listen to songs");
}
try
{
await userClient.Player.SkipNext(new());
}
catch (Exception ex)
{
Logger.Log(ex);
return($"an error occurred while trying to play the song");
}
return($"now playing {playingItem.Title} by {string.Join(", ", playingItem.Artists)} || {playingItem.Uri}");
}
