public static List<MediaSession.QueueItem> getPlayingQueueFromSearch(
String query, Bundle queryParams, MusicProvider musicProvider) {
LogHelper.d(
TAG, "Creating playing queue for musics from search: ", query, " params=", queryParams);
VoiceSearchParams params = new VoiceSearchParams(query, queryParams);
LogHelper.d(TAG, "VoiceSearchParams: ", params);
if (params.isAny) {
// If isAny is true, we will play anything. This is app-dependent, and can be,
// for example, favorite playlists, "I'm feeling lucky", most recent, etc.
return getRandomQueue(musicProvider);
}
Iterable<MediaMetadata> result = null;
if (params.isAlbumFocus) {
result = musicProvider.searchMusicByAlbum(params.album);
} else if (params.isGenreFocus) {
result = musicProvider.getMusicsByGenre(params.genre);
} else if (params.isArtistFocus) {
result = musicProvider.searchMusicByArtist(params.artist);
} else if (params.isSongFocus) {
result = musicProvider.searchMusicBySongTitle(params.song);
}
// If there was no results using media focus parameter, we do an unstructured query.
// This is useful when the user is searching for something that looks like an artist
// to Google, for example, but is not. For example, a user searching for Madonna on
// a PodCast application wouldn't get results if we only looked at the
// Artist (podcast author). Then, we can instead do an unstructured search.
if (params.isUnstructured || result == null || !result.iterator().hasNext()) {
// To keep it simple for this example, we do unstructured searches on the
// song title only. A real world application could search on other fields as well.
result = musicProvider.searchMusicBySongTitle(query);
}
return convertToQueue(result, MEDIA_ID_MUSICS_BY_SEARCH, query);
}
