Add new song requests system, and update request messages.

Also set the Discord presence to the currently playing song.
multithread-playback
Nekojimi 3 years ago
parent 14492728ab
commit 4c62889ba1
  1. 33
      src/main/java/moe/nekojimi/chords/Downloader.java
  2. 152
      src/main/java/moe/nekojimi/chords/Main.java
  3. 10
      src/main/java/moe/nekojimi/chords/MusicHandler.java
  4. 2
      src/main/java/moe/nekojimi/chords/Song.java
  5. 133
      src/main/java/moe/nekojimi/chords/SongRequest.java
  6. 23
      src/main/java/moe/nekojimi/chords/commands/PlayCommand.java

@ -43,7 +43,7 @@ public class Downloader implements Consumer<DownloadTask>
private final LinkedBlockingDeque<Runnable> workQueue = new LinkedBlockingDeque<>();
private final ThreadPoolExecutor exec = new ThreadPoolExecutor(2, 4, 30, TimeUnit.SECONDS, workQueue);
// private Consumer<Song> next;
private BiConsumer<Song, Exception> messageHandler;
private BiConsumer<SongRequest, Exception> messageHandler;
private File downloadDir = null;
@ -56,19 +56,20 @@ public class Downloader implements Consumer<DownloadTask>
public void accept(DownloadTask task)
{
// if already downloaded, just skip
if (task.getSong().isDownloaded())
Song song = task.request.getSong();
if (song.isDownloaded())
{
task.getDestination().accept(task.getSong());
task.getDestination().accept(song);
return;
}
downloadQueue.add(task);
getInfo(task.getSong());
getInfo(song);
exec.submit(() ->
{
try
{
getFormats(task.getSong());
getFormats(song);
download(task);
} catch (Exception ex)
{
@ -196,7 +197,7 @@ public class Downloader implements Consumer<DownloadTask>
private void download(DownloadTask task)
{
Song song = task.song;
Song song = task.request.getSong();
chooseFormats(song);
String formatCodes = "";
final List<Format> formats = song.getFormats();
@ -205,7 +206,7 @@ public class Downloader implements Consumer<DownloadTask>
try
{
messageHandler.accept(song, null);
messageHandler.accept(task.request, null);
String cmd = "/usr/bin/youtube-dl -x"
+ " -f " + formatCodes + "worstaudio/bestaudio/worst/best"
+ " --audio-format=wav"
@ -228,12 +229,12 @@ public class Downloader implements Consumer<DownloadTask>
if (task.getDestination() != null)
task.getDestination().accept(song);
downloadQueue.remove(task);
messageHandler.accept(song, null);
messageHandler.accept(task.request, null);
} catch (Exception ex)
{
Logger.getLogger(Downloader.class.getName()).log(Level.SEVERE, null, ex);
if (messageHandler != null)
messageHandler.accept(song, ex);
messageHandler.accept(task.request, ex);
downloadQueue.remove(task);
}
}
@ -252,12 +253,12 @@ public class Downloader implements Consumer<DownloadTask>
return exec;
}
public BiConsumer<Song, Exception> getMessageHandler()
public BiConsumer<SongRequest, Exception> getMessageHandler()
{
return messageHandler;
}
public void setMessageHandler(BiConsumer<Song, Exception> messageHandler)
public void setMessageHandler(BiConsumer<SongRequest, Exception> messageHandler)
{
this.messageHandler = messageHandler;
}
@ -270,18 +271,18 @@ public class Downloader implements Consumer<DownloadTask>
public static class DownloadTask
{
private final Song song;
private final SongRequest request;
private final Consumer<Song> destination;
public DownloadTask(Song song, Consumer<Song> destination)
public DownloadTask(SongRequest request, Consumer<Song> destination)
{
this.song = song;
this.request = request;
this.destination = destination;
}
public Song getSong()
public SongRequest getSong()
{
return song;
return request;
}
public Consumer<Song> getDestination()

@ -6,10 +6,13 @@
package moe.nekojimi.chords;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
import java.util.*;
import java.util.function.BiConsumer;
import java.util.function.Consumer;
import javax.security.auth.login.LoginException;
import moe.nekojimi.chords.commands.*;
import moe.nekojimi.musicsearcher.Result;
@ -17,6 +20,7 @@ import moe.nekojimi.musicsearcher.providers.MetaSearcher;
import moe.nekojimi.musicsearcher.providers.Searcher;
import net.dv8tion.jda.api.JDA;
import net.dv8tion.jda.api.JDABuilder;
import net.dv8tion.jda.api.MessageBuilder;
import net.dv8tion.jda.api.entities.*;
import net.dv8tion.jda.api.events.guild.voice.GuildVoiceLeaveEvent;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
@ -33,7 +37,6 @@ import net.dv8tion.jda.api.utils.cache.CacheFlag;
public class Main extends ListenerAdapter
{
private MusicHandler musicHandler;
private final Downloader downloader;
private final Searcher searcher;
@ -41,6 +44,7 @@ public class Main extends ListenerAdapter
private final Map<String, Command> commands = new HashMap<>();
private final Command helpCommand;
private PlayCommand playCommand;
private VoiceChannel currentVoiceChannel = null;
@ -56,13 +60,14 @@ public class Main extends ListenerAdapter
// We need messages in guilds to accept commands from users
GatewayIntent.GUILD_MESSAGES,
// We need voice states to connect to the voice channel
GatewayIntent.GUILD_VOICE_STATES
GatewayIntent.GUILD_VOICE_STATES,
GatewayIntent.GUILD_MEMBERS
);
JDABuilder builder = JDABuilder.createDefault(args[0], intents);
// Disable parts of the cache
builder.disableCache(CacheFlag.MEMBER_OVERRIDES, CacheFlag.VOICE_STATE);
builder.disableCache(CacheFlag.MEMBER_OVERRIDES);
// Enable the bulk delete event
builder.setBulkDeleteSplittingEnabled(false);
// Disable compression (not recommended)
@ -73,48 +78,63 @@ public class Main extends ListenerAdapter
final Main listener = new Main();
builder.addEventListeners(listener);
builder.setAutoReconnect(true);
JDA jda = builder.build();
listener.setJda(jda);
}
private final Consumer<Song> nowPlayingConsumer = (Song song) ->
{
if (song != null)
jda.getPresence().setActivity(Activity.of(Activity.ActivityType.LISTENING, song.toString()));
else
jda.getPresence().setActivity(null);
};
public Main()
private final BiConsumer<SongRequest, Exception> downloaderMessageHandler = (SongRequest request, Exception ex) ->
{
log("INFO", "Starting up...");
downloader = new Downloader();
downloader.setMessageHandler((Song song, Exception ex) ->
{
TextChannel channel = jda.getTextChannelById(song.getRequestedIn());
Song song = request.getSong();
// TextChannel channel = jda.getTextChannelById(song.getRequestedIn());
// String bracketNo = "[" + song.getNumber() + "] ";
if (channel != null)
if (ex == null)
if (song.getLocation() != null)
{
channel.sendMessage(/*bracketNo + */"Finished downloading " + song + " for " + song.getRequestedBy() + ", added to queue!").queue();
log("DOWN", "Downloaded " + song);
} else
{
Format format = song.getBestFormat();
String formatDetails = "";
if (format != null)
{
formatDetails = " (" + format.getBitrate() / 1000 + "k, " + String.format("%.2f", format.getSize() / (1024.0 * 1024.0)) + "MiB)";
}
channel.sendMessage(/*bracketNo + */"Now downloading " + song + formatDetails + " for " + song.getRequestedBy() + " ...").queue();
log("DOWN", "Downloading " + song + "...");
}
else
if (ex == null)
if (song.getLocation() != null)
{
request.respond("Finished downloading " + song + ", added to queue!");
log("DOWN", "Downloaded " + song);
} else
{
Format format = song.getBestFormat();
String formatDetails = "";
if (format != null)
{
channel.sendMessage(/*bracketNo + */"Failed to download " + song + " for " + song.getRequestedBy() + "! Reason: " + ex.getMessage()).queue();
log("DOWN", "Failed to download " + song + "! Reason: " + ex.getMessage());
final int bitrate = format.getBitrate() / 1000;
final long size = format.getSize();
String sizeFmt = (size <= 0 ? "?.??" : String.format("%.2f", size / (1024.0 * 1024.0))) + "MiB";
String bitFmt = (bitrate <= 0 ? "??" : bitrate) + "k";
formatDetails = " (" + bitFmt + ", " + sizeFmt + ")";
}
request.respond("Now downloading " + song + formatDetails + " ...");
log("DOWN", "Downloading " + song + "...");
}
else
{
request.respond("Failed to download " + song + "! Reason: " + ex.getMessage());
log("DOWN", "Failed to download " + song + "! Reason: " + ex.getMessage());
}
};
});
public Main()
{
log("INFO", "Starting up...");
downloader = new Downloader();
downloader.setMessageHandler(downloaderMessageHandler);
searcher = MetaSearcher.loadYAML(new File("searchproviders.yml"));
addCommand(new JoinCommand(this));
addCommand(new LeaveCommand(this));
addCommand(new PlayCommand(this));
playCommand = new PlayCommand(this);
addCommand(playCommand);
addCommand(new QueueCommand(this));
addCommand(new RemoveCommand(this));
addCommand(new RestartCommand(this));
@ -125,6 +145,7 @@ public class Main extends ListenerAdapter
log("INFO", "Started OK!");
}
private void addCommand(Command command)
{
commands.put(command.getKeyword(), command);
@ -166,6 +187,15 @@ public class Main extends ListenerAdapter
log("MESG", "G:" + guild.getName() + " A:" + author.getName() + " C:" + content);
try
{
URL parseURL = new URL(content.trim());
playCommand.call(event, List.of(parseURL.toExternalForm()));
} catch (MalformedURLException ex)
{
// not a URL, then
}
try
{
String[] split = content.split("\\s+", 2);
@ -185,7 +215,9 @@ public class Main extends ListenerAdapter
Command command = commands.get(cmd);
command.call(event, List.of(arg));
} else
{
helpCommand.call(event, List.of(arg));
}
} catch (Exception ex)
{
event.getChannel().sendMessage("Error in command! " + ex.getMessage()).queue();
@ -193,24 +225,57 @@ public class Main extends ListenerAdapter
}
}
public Song queueDownload(final URL url, GuildMessageReceivedEvent event)
public Song queueDownload(SongRequest request)
{
Song song = new Song(url);
song.setRequestedBy(event.getAuthor().getName());
song.setRequestedIn(event.getChannel().getId());
Song song;
if (request.getUrl() != null)
{
song = new Song(request.getUrl());
} else
{
// interpret search result
throw new UnsupportedOperationException("Not supported yet.");
}
if (request.getRequestMessage() != null)
{
song.setRequestedBy(request.getRequestMessage().getAuthor().getName());
song.setRequestedIn(request.getRequestMessage().getChannel().getId());
}
song.setNumber(trackNumber);
trackNumber++;
downloader.accept(new Downloader.DownloadTask(song, musicHandler));
request.setSong(song);
downloader.accept(new Downloader.DownloadTask(request, musicHandler));
request.respond("Request pending...");
return song;
}
public Song queueDownload(Result res, GuildMessageReceivedEvent event)
// public Song queueDownload(final URL url, GuildMessageReceivedEvent event)
// {
// Song song = new Song(url);
// song.setRequestedBy(event.getAuthor().getName());
// song.setRequestedIn(event.getChannel().getId());
// song.setNumber(trackNumber);
// trackNumber++;
// downloader.accept(new Downloader.DownloadTask(song, musicHandler));
// return song;
// }
//
// public Song queueDownload(Result res, GuildMessageReceivedEvent event)
// {
// Song song = queueDownload(res.getLink(), event);
// song.setArtist(res.getArtist());
// song.setTitle(res.getTitle());
// song.setNumber(trackNumber);
// return song;
// }
public void setStatus(Song nowPlaying)
{
Song song = queueDownload(res.getLink(), event);
song.setArtist(res.getArtist());
song.setTitle(res.getTitle());
song.setNumber(trackNumber);
return song;
jda.getPresence().setActivity(Activity.listening(nowPlaying.toString()));
}
public void clearStatus()
{
jda.getPresence().setActivity(null);
}
/**
@ -236,6 +301,8 @@ public class Main extends ListenerAdapter
// Connect to the voice channel
audioManager.openAudioConnection(channel);
currentVoiceChannel = channel;
musicHandler.setNowPlayingConsumer(nowPlayingConsumer);
}
public void disconnect()
@ -281,7 +348,6 @@ public class Main extends ListenerAdapter
return currentVoiceChannel;
}
public int getTrackNumber()
{
return trackNumber;

@ -38,6 +38,12 @@ public class MusicHandler implements AudioSendHandler, Closeable, Consumer<Song>
private int byteCount;
private boolean arrayErr = false;
private Consumer<Song> nowPlayingConsumer;
public void setNowPlayingConsumer(Consumer<Song> nowPlayingConsumer)
{
this.nowPlayingConsumer = nowPlayingConsumer;
}
public MusicHandler()
{
@ -103,6 +109,8 @@ public class MusicHandler implements AudioSendHandler, Closeable, Consumer<Song>
if (currentSong == null)
return false;
System.out.println("Playing song " + currentSong.getLocation().getAbsolutePath());
if (nowPlayingConsumer != null)
nowPlayingConsumer.accept(currentSong);
arrayErr = false;
in = AudioSystem.getAudioInputStream(currentSong.getLocation());
AudioFormat decodedFormat = AudioSendHandler.INPUT_FORMAT;
@ -177,7 +185,7 @@ public class MusicHandler implements AudioSendHandler, Closeable, Consumer<Song>
byte[] bytes = new byte[bytesToRead];
// byte[] bytes = din.readNBytes(bytesToRead);
int read = din.read(bytes);
System.out.println("Wanted: " + byteCount + " Space:" + space + " Available: " + din.available() + " To read: " + bytesToRead + " Read: " + read);
// System.out.println("Wanted: " + byteCount + " Space:" + space + " Available: " + din.available() + " To read: " + bytesToRead + " Read: " + read);
if (read < 0)
return false;
// queue.add(bytes);

@ -175,7 +175,7 @@ public class Song
if (ret.isEmpty())
ret = "track " + number;
return "[" + number + "] " + ret;
return /*"[" + number + "] " + */ ret;
// return url.toExternalForm();
}

@ -0,0 +1,133 @@
/*
* Copyright (C) 2022 jimj316
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package moe.nekojimi.chords;
import java.net.URL;
import java.util.List;
import moe.nekojimi.musicsearcher.Result;
import net.dv8tion.jda.api.MessageBuilder;
import net.dv8tion.jda.api.entities.Message;
import net.dv8tion.jda.api.requests.restaction.MessageAction;
import net.dv8tion.jda.internal.entities.DataMessage;
/**
*
* @author jimj316
*/
public class SongRequest
{
private Message requestMessage;
private Message responseMessage;
private String query;
private URL url;
private List<Result> searchResults;
private Result result;
private Song song;
@SuppressWarnings("null")
public void respond(String text)
{
MessageAction action = null;
if (responseMessage == null)
{
action = requestMessage.reply(text);
} else
{
action = responseMessage.editMessage(text);
}
responseMessage = action.complete();
}
public List<Result> getSearchResults()
{
return searchResults;
}
public void setSearchResults(List<Result> searchResults)
{
this.searchResults = searchResults;
}
public Result getResult()
{
return result;
}
public void setResult(Result result)
{
this.result = result;
}
public Message getRequestMessage()
{
return requestMessage;
}
public void setRequestMessage(Message requestMessage)
{
this.requestMessage = requestMessage;
}
public Message getResponseMessage()
{
return responseMessage;
}
public void setResponseMessage(Message responseMessage)
{
this.responseMessage = responseMessage;
}
public String getQuery()
{
return query;
}
public void setQuery(String query)
{
this.query = query;
}
public URL getUrl()
{
return url;
}
public void setUrl(URL url)
{
this.url = url;
}
public Song getSong()
{
return song;
}
public void setSong(Song song)
{
this.song = song;
}
}

@ -22,6 +22,7 @@ import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.TimeUnit;
import moe.nekojimi.chords.Main;
import moe.nekojimi.chords.SongRequest;
import moe.nekojimi.musicsearcher.Query;
import moe.nekojimi.musicsearcher.Result;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
@ -35,7 +36,7 @@ public class PlayCommand extends Command
private static final double SEARCH_SCORE_THRESHOLD_DISPLAY = 0.6;
private static final double SEARCH_SCORE_THRESHOLD_AUTOPLAY = 9999; // disable autoplay it sucks
private List<Result> lastSearchResults;
// private List<Result> lastSearchResults;
public PlayCommand(Main main)
{
@ -45,24 +46,28 @@ public class PlayCommand extends Command
@Override
public void call(GuildMessageReceivedEvent event, List<String> arg)
{
SongRequest request = new SongRequest();
request.setRequestMessage(event.getMessage());
try
{
final URL url = new URL(arg.get(0));
bot.queueDownload(url, event);
request.setUrl(url);
bot.queueDownload(request);
} catch (MalformedURLException mux)
{
// not a URL, try parsing it as a search result
if (lastSearchResults != null && !lastSearchResults.isEmpty())
if (request.getSearchResults() != null && !request.getSearchResults().isEmpty())
{
try
{
int index = Integer.parseInt(arg.get(0));
int size = lastSearchResults.size();
int size = request.getSearchResults().size();
if (index >= 1 && index <= size)
{
Result res = lastSearchResults.get(index - 1);
bot.queueDownload(res, event);
Result result = request.getSearchResults().get(index - 1);
request.setResult(result);
bot.queueDownload(request);
// event.getChannel().sendMessage("Song removed.").queue();
} else if (size > 1)
event.getChannel().sendMessage("That's not a number between 1 and " + size + "!").queue();
@ -87,7 +92,8 @@ public class PlayCommand extends Command
return;
}
lastSearchResults = results;
request.setSearchResults(results);
// lastSearchResults = results;
if (results.isEmpty())
{
@ -97,7 +103,8 @@ public class PlayCommand extends Command
if (results.get(0).getScore() >= SEARCH_SCORE_THRESHOLD_AUTOPLAY)
{
bot.queueDownload(results.get(0).getLink(), event);
request.setResult(results.get(0));
bot.queueDownload(request);
return;
}

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