internal override void PerformOp(OpContext context)
{
if (string.IsNullOrEmpty(PlaylistID))
{
throw new InvalidOperationException("Playlist ID must be provided.");
}
if (!context.Cache.PlaylistCache.ContainsKey(PlaylistID))
{
throw new InvalidOperationException("Playlist ID does not exist.");
}
if (PlaylistID == "CustomSongs")
{
throw new InvalidOperationException("Don't delete CustomSongs playlist, it's needed for things.");
}
OpCommon.DeletePlaylist(context, PlaylistID, DeleteSongsOnPlaylist);
}
internal override void PerformOp(OpContext context)
{
Comparer <SongAndPlaylist> comparer;
Func <SongAndPlaylist, string> nameGetter;
switch (SortMode)
{
case PlaylistSortMode.Name:
nameGetter = (s) =>
{
if (s.Song.SongName?.Length < 1)
{
return("");
}
return(s.Song.SongName.Substring(0, 1).ToUpper());
};
comparer = Comparer <SongAndPlaylist> .Create((s1, s2) =>
{
try
{
return(s1.Song.SongName.ToUpper().CompareTo(s2.Song.SongName.ToUpper()));
}
catch
{
return(-1);
}
});
break;
case PlaylistSortMode.MaxDifficulty:
nameGetter = (s) =>
{
var max = s.Song?.DifficultyBeatmapSets?.SelectMany(x => x?.DifficultyBeatmaps)?.Max(x => x?.Difficulty);
if (max == null)
{
return(Difficulty.Easy.ToString());
}
return(max.ToString());
};
comparer = Comparer <SongAndPlaylist> .Create((s1, s2) =>
{
try
{
return(s1.Song.DifficultyBeatmapSets.SelectMany(x => x.DifficultyBeatmaps).Max(x => x.Difficulty)
.CompareTo(s2.Song.DifficultyBeatmapSets.SelectMany(x => x.DifficultyBeatmaps).Max(x => x.Difficulty)));
}
catch
{
return(-1);
}
});
break;
case PlaylistSortMode.LevelAuthor:
nameGetter = (s) =>
{
return(s.Song?.LevelAuthorName?.ToUpper() ?? "");
};
comparer = Comparer <SongAndPlaylist> .Create((s1, s2) =>
{
try
{
return(s1.Song.LevelAuthorName.ToUpper().CompareTo(s2.Song.LevelAuthorName.ToUpper()));
}
catch
{
return(-1);
}
});
break;
default:
throw new NotImplementedException("Unhandled playlist sort mode.");
}
var songList = context.Cache.SongCache.Values.ToArray();
Array.Sort(songList, comparer);
var songsAssetFile = context.Engine.GetSongsAssetsFile();
PlaylistAndSongs currentPlaylist = null;
int plCtr = 0;
string previousSongName = "";
for (int i = 0; i < songList.Length; i++)
{
var song = songList[i];
if (BSConst.KnownLevelIDs.Contains(song.Song.LevelID) || BSConst.KnownLevelPackIDs.Contains(song.Playlist.PackID))
{
continue;
}
var curSongName = nameGetter(song);
var packID = $"Auto_{curSongName}";
if (currentPlaylist == null || currentPlaylist.Playlist.PackID != packID)
{
bool newPlaylist = true;
if (currentPlaylist != null && SortMode == PlaylistSortMode.Name)
{
if (plCtr < MaxPerNamePlaylist)
{
newPlaylist = false;
}
else
{
currentPlaylist.Playlist.PackName += " - " + previousSongName;
}
}
if (newPlaylist)
{
if (!context.Cache.PlaylistCache.ContainsKey(packID))
{
OpCommon.CreatePlaylist(context, new Models.BeatSaberPlaylist()
{
PlaylistID = packID,
PlaylistName = curSongName
}, songsAssetFile);
currentPlaylist = context.Cache.PlaylistCache[packID];
}
else
{
currentPlaylist = context.Cache.PlaylistCache[packID];
currentPlaylist.Playlist.PackName = curSongName;
}
plCtr = 0;
}
}
//update assets
var oldPl = context.Cache.PlaylistCache[song.Playlist.PackID];
var oldPtr = oldPl.Playlist.BeatmapLevelCollection.Object.BeatmapLevels.Where(x => x.Object.LevelID == song.Song.LevelID).First();
oldPtr.Dispose();
oldPl.Playlist.BeatmapLevelCollection.Object.BeatmapLevels.Remove(oldPtr);
currentPlaylist.Playlist.BeatmapLevelCollection.Object.BeatmapLevels.Add(song.Song.PtrFrom(currentPlaylist.Playlist.BeatmapLevelCollection.Object));
//update cache
oldPl.Songs.Remove(song.Song.LevelID);
song.Playlist = currentPlaylist.Playlist;
currentPlaylist.Songs.Add(song.Song.LevelID, new OrderedSong()
{
Song = song.Song, Order = plCtr
});
plCtr++;
previousSongName = curSongName;
if (SortMode == PlaylistSortMode.Name && i == songList.Length - 1)
{
currentPlaylist.Playlist.PackName += " - " + curSongName;
}
}
if (RemoveEmptyPlaylists)
{
foreach (var pl in context.Cache.PlaylistCache.ToList())
{
//leave CustomSongs alone
if (pl.Value.Songs.Count < 1 && pl.Key != "CustomSongs")
{
OpCommon.DeletePlaylist(context, pl.Key, false);
}
}
}
}
