private async UniTaskVoid ChooseSongsAndPlay()
{
// Fetch selected playlist tracks.
FullPlaylist playlist = await SpotifyClient.Value.Playlists.Get(SelectedPlaylist.Value.Id);
Paging <PlaylistTrack <IPlayableItem> >?tracksPaging = playlist.Tracks;
if (tracksPaging == null)
{
throw new InvalidDataException();
}
List <PlaylistTrack <IPlayableItem> >?tracks = tracksPaging.Items;
// Fetch two random songs.
// TODO filter by sample
FullTrack firstRandomSong = (FullTrack)tracks.GetRandomElement().Track;
FullTrack secondRandomSong = (FullTrack)tracks.GetRandomElement().Track;
FirstSongSource.clip = await firstRandomSong.GetAudioClip();
SecondSongSource.clip = await secondRandomSong.GetAudioClip();
SelectedSongs.CorrectSongs = new List <string>
{
firstRandomSong.Name,
secondRandomSong.Name
};
// Define correct songs (the ones that will play).
SelectedSongs.Songs = new List <string>(SelectedSongs.CorrectSongs)
{
((FullTrack)tracks.GetRandomElement().Track).Name,
((FullTrack)tracks.GetRandomElement().Track).Name
};
SelectedSongs.Songs.Shuffle();
TrackAudioAnalysis firstSongAnalysis =
await SpotifyClient.Value.Tracks.GetAudioAnalysis(firstRandomSong.Id);
TrackAudioAnalysis secondSongAnalysis =
await SpotifyClient.Value.Tracks.GetAudioAnalysis(firstRandomSong.Id);
Segment firstSongRandomSegment = firstSongAnalysis.Segments.GetRandomElement();
Segment secondSongRandomSegment = secondSongAnalysis.Segments.GetRandomElement();
FirstSongSource.pitch =
secondSongRandomSegment.Pitches.Count > 0 ? secondSongRandomSegment.Pitches.Average() : 1f;
SecondSongSource.pitch =
firstSongRandomSegment.Pitches.Count > 0 ? firstSongRandomSegment.Pitches.Average() : 1f;
FirstSongSource.pitch = Mathf.Clamp(FirstSongSource.pitch, 0.5f, 1f);
SecondSongSource.pitch = Mathf.Clamp(SecondSongSource.pitch, 0.5f, 1f);
// Play the songs.
FirstSongSource.Play();
SecondSongSource.Play();
OnSongsSelected.Raise();
}
private async Task UpdateTrackInfo(FullTrack track)
{
string trackId = track.Uri.Split(':').Last();
if (trackId != _trackId)
{
UpdateBasicTrackInfo(track);
try
{
TrackAudioFeatures features = await _spotify.Tracks.GetAudioFeatures(trackId);
UpdateTrackFeatures(features);
}
catch (Exception e)
{
_logger.Error("Error updating track audio features", e);
}
try
{
_analysis = await _spotify.Tracks.GetAudioAnalysis(trackId);
}
catch (Exception e)
{
_logger.Error("Error getting track audio analysis", e);
}
Image image = track.Album.Images.Last();
if (image.Url != _albumArtUrl)
{
await UpdateAlbumArtColors(image.Url);
_albumArtUrl = image.Url;
}
_trackId = trackId;
}
}