BB.UI.Web.MVC.Controllers.Web_API.PlaylistController.AddTrack C# (CSharp) Method

        public IHttpActionResult AddTrack(long playlistId, string trackId)
        {
            var track = trackProvider.LookupTrack(trackId);
            if (track == null) return NotFound();

            var albumArtUrl = albumArtProvider.Find(track.Artist + " " + track.Title);
            track.CoverArtUrl = albumArtUrl;

            track = playlistManager.AddTrackToPlaylist(
                playlistId,
                track
            );

            if (track == null) return NotFound();

            return Ok(track);
        }