// ReadSpotifyPlaylist reads spotify playlist into list of tracks
func ReadSpotifyPlaylist(spotifyClient *spotify.Client, uri string) (tracks []Track, playlistName string, err error) {
// Fetch playlist
playlist, err := spotifyClient.GetPlaylist(ParseSpotifyUri(uri))
if err != nil {
return
}
playlistName = playlist.Name
// Convert to tracks
tracks = make([]Track, len(playlist.Tracks.Tracks))
for i, x := range playlist.Tracks.Tracks {
// Artists
artistStrings := make([]string, len(x.Track.Artists))
for k, x := range x.Track.Artists {
artistStrings[k] = x.Name
}
if artistStrings == nil {
err = errors.New("empty artist in track")
return
}
// Store in slice
tracks[i] = Track{
x.Track.Name,
x.Track.Album.Name,
artistStrings[0], // All tracks has at least one artist
artistStrings,
}
}
return
}
