/**
* Gather and parse all song track information necessary after change.
*
* @param params A {@code MPDStatus} object array.
* @return A null {@code Void} object, ignore it.
*/
@Override
protected final Music doInBackground(final Void... params) {
try {
mMPDStatus.waitForValidity();
mApp.getMPD().getPlaylist().waitForValidity();
} catch (final InterruptedException ignored) {
}
final Music currentTrack = mApp.getMPD().getCurrentTrack();
if (currentTrack != null) {
if (currentTrack.isStream()) {
final String title = currentTrack.getTitle();
if (title != null && !title.isEmpty()) {
mAlbumName = currentTrack.getName();
mTitle = currentTrack.getTitle();
} else {
mTitle = currentTrack.getName();
}
mArtistName = currentTrack.getArtistName();
mAlbumInfo = new AlbumInfo(mArtistName, mAlbumName);
} else {
mAlbumName = currentTrack.getAlbumName();
mDate = Long.toString(currentTrack.getDate());
if (mDate.isEmpty() || mDate.charAt(0) == '-') {
mDate = "";
} else {
mDate = " - " + mDate;
}
mTitle = currentTrack.getTitle();
mTitle = addDiscAndTrackNumber(mTitle, currentTrack);
setArtist(currentTrack);
mAlbumInfo = new AlbumInfo(currentTrack);
}
mHasCoverChanged = hasCoverChanged();
mTrackRating = getTrackRating(currentTrack);
if (DEBUG) {
Log.i(TAG, toString());
}
}
mLastAlbum = mAlbumName;
mLastArtist = mArtistName;
return currentTrack;
}
