public ActionResult Edit(int?id, PlaylistEditTrack newItem) { if (!ModelState.IsValid) { return(RedirectToAction("edit", new { id = newItem.Id })); } if (id.GetValueOrDefault() != newItem.Id) { return(RedirectToAction("index")); } var editedItem = man.PlaylistEditTracks(newItem); if (editedItem == null) { return(RedirectToAction("edit", new { id = newItem.Id })); } else { return(RedirectToAction("details", new { id = newItem.Id })); } }
public PlaylistWithDetail PlaylistEditTracks(PlaylistEditTrack newItem) { var o = ds.Playlists.Include("Tracks").SingleOrDefault(t => t.PlaylistId == newItem.Id); if (o == null) { return(null); } else { o.Tracks.Clear(); foreach (var track in newItem.TrackIds) { var a = ds.Tracks.Find(track); o.Tracks.Add(a); } ds.SaveChanges(); return(Mapper.Map <Playlist, PlaylistWithDetail>(o)); } }