!7

//set flag DifferentJDA.
//lib 1400185 // discord with opus/JNA (hopefully not a problem)

import net.dv8tion.jda.core.managers.AudioManager; // Note: moved from core to api in JDA 4.0
import net.dv8tion.jda.core.audio.*;

import java.nio.ByteBuffer;
import com.sedmelluq.discord.lavaplayer.player.*;
import com.sedmelluq.discord.lavaplayer.player.event.*;
import com.sedmelluq.discord.lavaplayer.demo.jda.TrackScheduler;
import com.sedmelluq.discord.lavaplayer.track.*;
import com.sedmelluq.discord.lavaplayer.track.playback.*;
import com.sedmelluq.discord.lavaplayer.source.*;
import com.sedmelluq.discord.lavaplayer.tools.*;

//lib 1400286 // lavaplayer 1.3.22
lib 1400288 // lavaplayer fat
lib 1400289 // httpclient
lib 1400290 // httpcore
lib 1400291 // commons-io
lib 1400298 // lavaplayer libconnector.so
lib 1400295 lib 1400296 // logback
lib 1002510 // jsoup
lib 1400299 // apache-commons-logging

static AudioPlayerManager playerManager;
svoid cleanMeUp { dispose playerManager; }

cmodule DiscordAudioSpike > DynTalkBot2 {
  S myName = "Discord Audio Spike";
  
  start {
    setLoggingLevel(ch.qos.logback.classic.Level.DEBUG);
    if (isLinux()) {
      //loadNativeLibraryInX30(loadLibrary(#1400293));
      loadNativeLibrarySnippet/*InX30*/(#1400293); // libopus
      //loadNativeLibrarySnippet/*InX30*/(#1400294); // libconnector
    }
    makeByServer = () -> new ByServer;
    useAGIBlueForDropPunctuation = false;
    preprocessAtSelfToMyName = false;
    
    if (playerManager == null) {
      playerManager = new DefaultAudioPlayerManager;
      AudioSourceManagers.registerLocalSource(playerManager);
      AudioSourceManagers.registerRemoteSources(playerManager);
    }
  }

  class ByServer extends DynTalkBot2.ByServer {
    synchronized S processSimplifiedLine(S s, O... _) {
      try answer super.processSimplifiedLine(s, _); // adding authorized users etc.
      new Matches m;
      if null (s = dropMyPrefixOrNull(s)) null;
      optPar Message msg;
      Guild guild = msg == null ? null : msg.getGuild();
      
      if "voice channels"
        ret str(guild.getVoiceChannels());
        
      if "join voice channel"
        ret joinVoiceChannel(first(guild.getVoiceChannels());

      if (eqic(s, "help"))
        ret ltrim([[
I'm a Discord Audio Test

[Bot made by https://BotCompany.de]
  ]]).replace("@me", atSelf());
  
      null;
    }
    
    S joinVoiceChannel(VoiceChannel vc) {
      if (vc == null) ret "No channel";
      
      Guild guild = vc.getGuild();
      AudioManager am = guild.getAudioManager();
      
      AudioPlayer player = playerManager.createPlayer();
      TrackScheduler trackScheduler = new(player);
      player.addListener(trackScheduler);
      player.addListener(e -> {
        temp enter();
        print("Audio event: " + e);
        if (e cast TrackExceptionEvent)
          printStackTrace(e.exception);
      });
      
      am.setSendingHandler(new AudioPlayerSendHandler(player));
      am.openAudioConnection(vc);
      
      /*S trackID = f2s(
        //loadLibrary(#1400292) // opus
        mp3ToWAVUnlessExists(loadLibrary(#1001093), javaxCachesDir("1001093.wav")) // mp3 -> wav
      );*/
      S trackID = "http://s3.free-shoutcast.com:18162/;?type=http&nocache=" + randomInt();

      playerManager.loadItem(print("Loading: ", trackID), new AudioLoadResultHandler {
        public void trackLoaded(AudioTrack track) enter {
          //print("Scheduling track " + track);
          //trackScheduler.queue(track);
          //player.playTrack(track);
          print(player.startTrack(track, false));
          print("Started track " + track);
          print("isPaused: " + player.isPaused());
          print("Active track: " + player.getPlayingTrack());
        }
      
        public void playlistLoaded(AudioPlaylist playlist) enter {
          for (AudioTrack track : playlist.getTracks())
            trackScheduler.queue(track);
        }
      
        public void noMatches() enter { print("noMatches"); }
        public void loadFailed(FriendlyException e) enter {
          print("loadFailed: " + e);
          printStackTrace(e);
        }
      });
      
      ret "Audio connection to " + vc.getName() + " opened";
    }
  }
  
}

sclass AudioPlayerSendHandler implements AudioSendHandler {
  AudioPlayer audioPlayer;
  AudioFrame lastFrame;
  NotTooOften nto = notTooOften_everySecond();

  *(AudioPlayer *audioPlayer) {}

  public bool canProvide() {
    lastFrame = audioPlayer.provide();
    if (nto.yo()) print("canProvide: " + (lastFrame != null));
    ret lastFrame != null;
  }

  public byte[] provide20MsAudio() {
    return lastFrame.getData();
  }

  public bool isOpus() { true; }
}

svoid setLoggingLevel(ch.qos.logback.classic.Level level) {
  ch.qos.logback.classic.Logger root = (ch.qos.logback.classic.Logger) org.slf4j.LoggerFactory.getLogger(ch.qos.logback.classic.Logger.ROOT_LOGGER_NAME);
  root.setLevel(level);
}

Began life as a copy of #1024145