Revert "getlink takes optional param now"

This reverts commit ea99d315c4.

NadekoBot/Modules/Music/MusicModule.cs

@@ -756,35 +756,16 @@ namespace NadekoBot.Modules.Music
 
                 cgb.CreateCommand(Prefix + "getlink")
                     .Alias(Prefix + "gl")
-                    .Description("Shows a link to the song in the queue by index, or the currently playing song by default.")
+                    .Description("Shows a link to the currently playing song.")
-                    .Parameter("index", ParameterType.Optional)
                     .Do(async e =>
                     {
                         MusicPlayer musicPlayer;
                         if (!MusicPlayers.TryGetValue(e.Server, out musicPlayer))
                             return;
-                        int index;
-                        string arg = e.GetArg("index")?.Trim();
-                        if (!string.IsNullOrEmpty(arg) && int.TryParse(arg, out index))
-                        {
-
-                            var selSong = musicPlayer.Playlist.DefaultIfEmpty(null).ElementAtOrDefault(index - 1);
-                            if (selSong == null)
-                            {
-                                await e.Channel.SendMessage("Could not select song, likely wrong index"); 
-                                
-                            } else
-                            {
-                                await e.Channel.SendMessage($"🎶`Selected song {selSong.SongInfo.Title}:` <{selSong.SongInfo.Query}>").ConfigureAwait(false);
-                            }
-                        } else
-                        {
                         var curSong = musicPlayer.CurrentSong;
                         if (curSong == null)
                             return;
                         await e.Channel.SendMessage($"🎶`Current song:` <{curSong.SongInfo.Query}>").ConfigureAwait(false);
-                        }
-                        
                     });
 
                 cgb.CreateCommand(Prefix + "autoplay")