public void MoveSongUp(PLAYLIST_SONG plSong)
{
if (!PLAYLIST_SONGS.Any(i => i.ORDER < plSong.ORDER))
{
return;
}
var targetPlSong =
PLAYLIST_SONGS.Where(i => i.ORDER < plSong.ORDER).OrderByDescending(k => k.ORDER).FirstOrDefault();
int newPosition = targetPlSong.ORDER;
targetPlSong.ORDER = plSong.ORDER;
plSong.ORDER = newPosition;
}
public void MoveSongDown(PLAYLIST_SONG plSong)
{
if (!PLAYLIST_SONGS.Any(i => i.ORDER > plSong.ORDER))
{
return;
}
var songInTargetPosition = PLAYLIST_SONGS.Where(i => i.ORDER > plSong.ORDER).OrderBy(k => k.ORDER).FirstOrDefault();
var newPosition = songInTargetPosition.ORDER;
songInTargetPosition.ORDER = plSong.ORDER;
plSong.ORDER = newPosition;
}