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Chords
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Move command implementation into command classes.

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Nekojimi 2 years ago
parent e8727d163c
commit 4220222ad5
7 changed files with 399 additions and 274 deletions
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  1. 288
      src/main/java/moe/nekojimi/chords/Main.java
  2. 50
      src/main/java/moe/nekojimi/chords/commands/HelpCommand.java
  3. 127
      src/main/java/moe/nekojimi/chords/commands/PlayCommand.java
  4. 73
      src/main/java/moe/nekojimi/chords/commands/QueueCommand.java
  5. 52
      src/main/java/moe/nekojimi/chords/commands/RemoveCommand.java
  6. 42
      src/main/java/moe/nekojimi/chords/commands/RestartCommand.java
  7. 41
      src/main/java/moe/nekojimi/chords/commands/SkipCommand.java

288
src/main/java/moe/nekojimi/chords/Main.java
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@ -6,15 +6,10 @@
package moe.nekojimi.chords;
import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.*;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.TimeUnit;
import javax.security.auth.login.LoginException;
import moe.nekojimi.chords.commands.Command;
import moe.nekojimi.chords.commands.JoinCommand;
import moe.nekojimi.musicsearcher.Query;
import moe.nekojimi.chords.commands.*;
import moe.nekojimi.musicsearcher.Result;
import moe.nekojimi.musicsearcher.providers.MetaSearcher;
import moe.nekojimi.musicsearcher.providers.Searcher;
@ -35,8 +30,6 @@ import net.dv8tion.jda.api.utils.cache.CacheFlag;
public class Main extends ListenerAdapter
{
private static final double SEARCH_SCORE_THRESHOLD_AUTOPLAY = 9999; // disable autoplay it sucks
private static final double SEARCH_SCORE_THRESHOLD_DISPLAY = 0.6;
private MusicHandler musicHandler;
private final Downloader downloader;
@ -44,11 +37,10 @@ public class Main extends ListenerAdapter
private JDA jda;
private final Map<String, Command> commands = new HashMap<>();
private final Command helpCommand;
private VoiceChannel currentVoiceChannel = null;
private List<Result> lastSearchResults;
private int trackNumber = 1;
/**
@ -111,6 +103,14 @@ public class Main extends ListenerAdapter
searcher = MetaSearcher.loadYAML(new File("searchproviders.yml"));
addCommand(new JoinCommand(this));
addCommand(new LeaveCommand(this));
addCommand(new PlayCommand(this));
addCommand(new QueueCommand(this));
addCommand(new RemoveCommand(this));
addCommand(new RestartCommand(this));
addCommand(new SkipCommand(this));
helpCommand = new HelpCommand(this);
addCommand(helpCommand);
}
private void addCommand(Command command)
@ -157,176 +157,15 @@ public class Main extends ListenerAdapter
{
Command command = commands.get(cmd);
command.call(event, List.of(arg));
}
// else if (content.startsWith("!join "))
// onJoinCommand(event, guild, arg);
else if (content.equals("!leave"))
onLeaveCommand(event);
// else if (content.equals("!join"))
// onJoinCommand(event);
else if (content.startsWith("!play "))
onPlayCommand(event, guild, arg);
else if (content.startsWith("!queue"))
onQueueCommand(event, guild);
else if (content.startsWith("!remove "))
onRemoveCommand(event, guild, arg);
else if (content.startsWith("!restart"))
onRestartCommand(event);
else if (content.startsWith("!skip"))
onSkipCommand(event);
else if (content.startsWith("!"))
onHelpCommand(event);
} else
helpCommand.call(event, List.of(arg));
} catch (Exception ex)
{
event.getChannel().sendMessage("Error in command! " + ex.getMessage()).queue();
}
}
/**
* Handle command without arguments.
*
* @param event
* The event for this command
*/
// private void onJoinCommand(GuildMessageReceivedEvent event)
// {
// // Note: None of these can be null due to our configuration with the JDABuilder!
// Member member = event.getMember(); // Member is the context of the user for the specific guild, containing voice state and roles
// GuildVoiceState voiceState = member.getVoiceState(); // Check the current voice state of the user
// VoiceChannel channel = voiceState.getChannel(); // Use the channel the user is currently connected to
//// if (channel != null)
//// {
//// connectTo(channel); // Join the channel of the user
//// onConnecting(channel, event.getChannel()); // Tell the user about our success
//// } else
//// onUnknownChannel(event.getChannel(), "your voice channel"); // Tell the user about our failure
// onJoinCommand(event, member.getGuild(), channel.getName());
// }
/**
* Handle command with arguments.
*
* @param event
* The event for this command
* @param guild
* The guild where its happening
* @param arg
* The input argument
*/
// private void onJoinCommand(GuildMessageReceivedEvent event, Guild guild, String arg)
// {
// boolean isNumber = arg.matches("\\d+"); // This is a regular expression that ensures the input consists of digits
// VoiceChannel channel = null;
// if (isNumber) // The input is an id?
// channel = guild.getVoiceChannelById(arg);
// if (channel == null) // Then the input must be a name?
// {
// List<VoiceChannel> channels = guild.getVoiceChannelsByName(arg, true);
// if (!channels.isEmpty()) // Make sure we found at least one exact match
// channel = channels.get(0); // We found a channel! This cannot be null.
// }
//
// TextChannel textChannel = event.getChannel();
// if (channel == null) // I have no idea what you want mr user
// {
// onUnknownChannel(textChannel, arg); // Let the user know about our failure
// return;
// }
// connectTo(channel); // We found a channel to connect to!
// onConnecting(channel, textChannel); // Let the user know, we were successful!
// }
private void onLeaveCommand(GuildMessageReceivedEvent event)
{
if (currentVoiceChannel != null)
{
disconnect();
}
}
private void onPlayCommand(GuildMessageReceivedEvent event, Guild guild, String arg)
{
try
{
final URL url = new URL(arg);
queueDownload(url, event);
} catch (MalformedURLException mux)
{
// not a URL, try parsing it as a search result
if (lastSearchResults != null && !lastSearchResults.isEmpty())
{
try
{
int index = Integer.parseInt(arg);
int size = lastSearchResults.size();
if (index >= 1 && index <= size)
{
Result res = lastSearchResults.get(index - 1);
queueDownload(res, event);
// event.getChannel().sendMessage("Song removed.").queue();
} else if (size > 1)
event.getChannel().sendMessage("That's not a number between 1 and " + size + "!").queue();
else if (size == 1)
event.getChannel().sendMessage("There's only one song and that's not one of them!").queue();
return;
} catch (NumberFormatException nfx)
{
// event.getChannel().sendMessage(arg + " isn't a number!").queue();
}
}
// otherwise, try searching
CompletableFuture<List<Result>> search = searcher.search(Query.fullText(arg));
event.getChannel().sendMessage("Searching for \"" + arg + "\" ...").queue();
search.orTimeout(30, TimeUnit.SECONDS).whenCompleteAsync((List<Result> results, Throwable exec) ->
{
if (exec != null)
{
event.getChannel().sendMessage("Failed to search! Reason: " + exec.getMessage()).queue();
return;
}
lastSearchResults = results;
if (results.isEmpty())
{
event.getChannel().sendMessage("Found nothing! :(").queue();
return;
}
if (results.get(0).getScore() >= SEARCH_SCORE_THRESHOLD_AUTOPLAY)
{
queueDownload(results.get(0).getLink(), event);
return;
}
String resultString = ">>> :mag: __Search results:__\n";
int i = 1;
for (Result result : results)
{
if (result.getScore() <= SEARCH_SCORE_THRESHOLD_DISPLAY && i > 5)
break;
if (i > 10)
break;
resultString += "**" + i + ":** "
+ "[" + result.getSourceAbbr() + "] "
+ "*" + result.getTitle() + "* "
+ "by " + (result.getArtist() != null ? result.getArtist().trim() : "unknown") + " "
// + (result.getAlbum() != null ? "from the album *" + result.getAlbum().trim() + "*" : "")
+ "\n";
i++;
}
resultString += "Type eg. `!play 1` to select";
event.getChannel().sendMessage(resultString).queue();
});
// event.getChannel().sendMessage("That's not a valid URL you idiot! " + ex.getMessage()).queue();
}
}
private Song queueDownload(final URL url, GuildMessageReceivedEvent event)
public Song queueDownload(final URL url, GuildMessageReceivedEvent event)
{
Song song = new Song(url);
song.setRequestedBy(event.getAuthor().getName());
@ -337,7 +176,7 @@ public class Main extends ListenerAdapter
return song;
}
private Song queueDownload(Result res, GuildMessageReceivedEvent event)
public Song queueDownload(Result res, GuildMessageReceivedEvent event)
{
Song song = queueDownload(res.getLink(), event);
song.setArtist(res.getArtist());
@ -346,101 +185,6 @@ public class Main extends ListenerAdapter
return song;
}
private void onRestartCommand(GuildMessageReceivedEvent event)
{
// TODO: this needs to clear the current data queue
boolean ok = musicHandler.restartSong();
if (ok)
event.getChannel().sendMessage("Restarted current song!").queue();
else
event.getChannel().sendMessage("Cannot restart!").queue();
}
private void onSkipCommand(GuildMessageReceivedEvent event)
{
boolean ok = musicHandler.nextSong(true);
if (ok)
event.getChannel().sendMessage("Skipped to next song!").queue();
else
event.getChannel().sendMessage("There's no more songs!").queue();
}
private void onQueueCommand(GuildMessageReceivedEvent event, Guild guild)
{
String message = ">>> ";
int i = 1;
final Song currentSong = musicHandler.getCurrentSong();
if (currentSong != null)
message += ":notes: **Now playing: " + currentSong + "**\n";
else
message += ":mute: **Not playing anything right now.**\n";
final Queue<Song> songQueue = musicHandler.getSongQueue();
if (!songQueue.isEmpty())
{
message += "__Ready to play:__\n";
for (Song song : songQueue)
{
message += ":bread: **" + (i) + ":** " + song + "\n";
i++;
}
}
final List<Song> downloadQueue = downloader.getDownloadQueue();
if (!downloadQueue.isEmpty())
{
message += "__Downloading:__\n";
for (Song song : downloadQueue)
{
message += ":inbox_tray: **" + (i) + ":** " + song + "\n";
i++;
}
}
if (downloadQueue.isEmpty() && songQueue.isEmpty())
message += ":mailbox_with_no_mail: The track queue is empty.";
// :inbox_tray:
event.getChannel().sendMessage(message).queue();
}
private void onRemoveCommand(GuildMessageReceivedEvent event, Guild guild, String arg)
{
try
{
int i = Integer.parseInt(arg);
boolean removed = musicHandler.removeSong(i - 1);
final int size = musicHandler.getSongQueue().size();
if (removed)
event.getChannel().sendMessage("Song removed.").queue();
else if (size > 1)
event.getChannel().sendMessage("That's not a number between 1 and " + size + "!").queue();
else if (size == 1)
event.getChannel().sendMessage("There's only one song to remove and that's not one of them!").queue();
} catch (NumberFormatException ex)
{
event.getChannel().sendMessage(arg + " isn't a number!").queue();
}
}
private void onHelpCommand(GuildMessageReceivedEvent event)
{
String help = "Commands available:\n"
+ "!join <Channel> - Joins a voice channel\n"
+ "!leave - Leaves the current voice channel\n"
+ "!play <URL> - Downloads the track at that URL and adds it to the queue.\n"
+ "!play <Search> - Searches for a track and displays a selection menu.\n"
+ "!queue - Show the songs currently playing and the current queue.\n"
+ "!remove <Index> - Remove the song at position <Index> from the queue.\n"
+ "!skip - Skip the current song and play the next one.\n"
+ "!restart - Try playing the current song again in case it goes wrong.\n";
// for (String key: commands.keySet())
// {
// help += "!" + key + ":"
// }
event.getChannel().sendMessage(help).queue();
}
/**
* Connect to requested channel and start echo handler
*
@ -505,10 +249,6 @@ public class Main extends ListenerAdapter
return currentVoiceChannel;
}
public List<Result> getLastSearchResults()
{
return lastSearchResults;
}
public int getTrackNumber()
{

50
src/main/java/moe/nekojimi/chords/commands/HelpCommand.java
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@ -0,0 +1,50 @@
/*
* 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.commands;
import java.util.List;
import moe.nekojimi.chords.Main;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
public class HelpCommand extends Command
{
public HelpCommand(Main bot)
{
super(bot, "help");
}
@Override
public void call(GuildMessageReceivedEvent event, List<String> arg)
{
String help = "Commands available:\n"
+ "!join <Channel> - Joins a voice channel\n"
+ "!leave - Leaves the current voice channel\n"
+ "!play <URL> - Downloads the track at that URL and adds it to the queue.\n"
+ "!play <Search> - Searches for a track and displays a selection menu.\n"
+ "!queue - Show the songs currently playing and the current queue.\n"
+ "!remove <Index> - Remove the song at position <Index> from the queue.\n"
+ "!skip - Skip the current song and play the next one.\n"
+ "!restart - Try playing the current song again in case it goes wrong.\n";
// for (String key: commands.keySet())
// {
// help += "!" + key + ":"
// }
event.getChannel().sendMessage(help).queue();
}
}

127
src/main/java/moe/nekojimi/chords/commands/PlayCommand.java
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@ -0,0 +1,127 @@
/*
* 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.commands;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.TimeUnit;
import moe.nekojimi.chords.Main;
import moe.nekojimi.musicsearcher.Query;
import moe.nekojimi.musicsearcher.Result;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
/**
*
* @author jimj316
*/
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;
public PlayCommand(Main main)
{
super(main, "play");
}
@Override
public void call(GuildMessageReceivedEvent event, List<String> arg)
{
try
{
final URL url = new URL(arg.get(0));
bot.queueDownload(url, event);
} catch (MalformedURLException mux)
{
// not a URL, try parsing it as a search result
if (lastSearchResults != null && !lastSearchResults.isEmpty())
{
try
{
int index = Integer.parseInt(arg.get(0));
int size = lastSearchResults.size();
if (index >= 1 && index <= size)
{
Result res = lastSearchResults.get(index - 1);
bot.queueDownload(res, event);
// event.getChannel().sendMessage("Song removed.").queue();
} else if (size > 1)
event.getChannel().sendMessage("That's not a number between 1 and " + size + "!").queue();
else if (size == 1)
event.getChannel().sendMessage("There's only one song and that's not one of them!").queue();
return;
} catch (NumberFormatException nfx)
{
// event.getChannel().sendMessage(arg + " isn't a number!").queue();
}
}
// otherwise, try searching
CompletableFuture<List<Result>> search = bot.getSearcher().search(Query.fullText(arg.stream().reduce((t, u) -> t + " " + u).get()));
event.getChannel().sendMessage("Searching for \"" + arg + "\" ...").queue();
search.orTimeout(30, TimeUnit.SECONDS).whenCompleteAsync((List<Result> results, Throwable exec) ->
{
if (exec != null)
{
event.getChannel().sendMessage("Failed to search! Reason: " + exec.getMessage()).queue();
return;
}
lastSearchResults = results;
if (results.isEmpty())
{
event.getChannel().sendMessage("Found nothing! :(").queue();
return;
}
if (results.get(0).getScore() >= SEARCH_SCORE_THRESHOLD_AUTOPLAY)
{
bot.queueDownload(results.get(0).getLink(), event);
return;
}
String resultString = ">>> :mag: __Search results:__\n";
int i = 1;
for (Result result : results)
{
if (result.getScore() <= SEARCH_SCORE_THRESHOLD_DISPLAY && i > 5)
break;
if (i > 10)
break;
resultString += "**" + i + ":** "
+ "[" + result.getSourceAbbr() + "] "
+ "*" + result.getTitle() + "* "
+ "by " + (result.getArtist() != null ? result.getArtist().trim() : "unknown") + " "
// + (result.getAlbum() != null ? "from the album *" + result.getAlbum().trim() + "*" : "")
+ "\n";
i++;
}
resultString += "Type eg. `!play 1` to select";
event.getChannel().sendMessage(resultString).queue();
});
// event.getChannel().sendMessage("That's not a valid URL you idiot! " + ex.getMessage()).queue();
}
}
}

73
src/main/java/moe/nekojimi/chords/commands/QueueCommand.java
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@ -0,0 +1,73 @@
/*
* 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.commands;
import java.util.List;
import java.util.Queue;
import moe.nekojimi.chords.Main;
import moe.nekojimi.chords.Song;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
public class QueueCommand extends Command
{
public QueueCommand(Main bot)
{
super(bot, "queue");
}
@Override
public void call(GuildMessageReceivedEvent event, List<String> arg)
{
String message = ">>> ";
int i = 1;
final Song currentSong = bot.getMusicHandler().getCurrentSong();
if (currentSong != null)
message += ":notes: **Now playing: " + currentSong + "**\n";
else
message += ":mute: **Not playing anything right now.**\n";
final Queue<Song> songQueue = bot.getMusicHandler().getSongQueue();
if (!songQueue.isEmpty())
{
message += "__Ready to play:__\n";
for (Song song : songQueue)
{
message += ":bread: **" + (i) + ":** " + song + "\n";
i++;
}
}
final List<Song> downloadQueue = bot.getDownloader().getDownloadQueue();
if (!downloadQueue.isEmpty())
{
message += "__Downloading:__\n";
for (Song song : downloadQueue)
{
message += ":inbox_tray: **" + (i) + ":** " + song + "\n";
i++;
}
}
if (downloadQueue.isEmpty() && songQueue.isEmpty())
message += ":mailbox_with_no_mail: The track queue is empty.";
// :inbox_tray:
event.getChannel().sendMessage(message).queue();
}
}

52
src/main/java/moe/nekojimi/chords/commands/RemoveCommand.java
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@ -0,0 +1,52 @@
/*
* 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.commands;
import java.util.List;
import moe.nekojimi.chords.Main;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
public class RemoveCommand extends Command
{
public RemoveCommand(Main bot)
{
super(bot, "remove");
}
@Override
public void call(GuildMessageReceivedEvent event, List<String> arg)
{
try
{
int i = Integer.parseInt(arg.get(0));
boolean removed = bot.getMusicHandler().removeSong(i - 1);
final int size = bot.getMusicHandler().getSongQueue().size();
if (removed)
event.getChannel().sendMessage("Song removed.").queue();
else if (size > 1)
event.getChannel().sendMessage("That's not a number between 1 and " + size + "!").queue();
else if (size == 1)
event.getChannel().sendMessage("There's only one song to remove and that's not one of them!").queue();
} catch (NumberFormatException ex)
{
event.getChannel().sendMessage(arg + " isn't a number!").queue();
}
}
}

42
src/main/java/moe/nekojimi/chords/commands/RestartCommand.java
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@ -0,0 +1,42 @@
/*
* 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.commands;
import java.util.List;
import moe.nekojimi.chords.Main;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
public class RestartCommand extends Command
{
public RestartCommand(Main bot)
{
super(bot, "restart");
}
@Override
public void call(GuildMessageReceivedEvent event, List<String> arg)
{
// TODO: this needs to clear the current data queue
boolean ok = bot.getMusicHandler().restartSong();
if (ok)
event.getChannel().sendMessage("Restarted current song!").queue();
else
event.getChannel().sendMessage("Cannot restart!").queue();
}
}

41
src/main/java/moe/nekojimi/chords/commands/SkipCommand.java
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@ -0,0 +1,41 @@
/*
* 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.commands;
import java.util.List;
import moe.nekojimi.chords.Main;
import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
public class SkipCommand extends Command
{
public SkipCommand(Main bot)
{
super(bot, "skip");
}
@Override
public void call(GuildMessageReceivedEvent event, List<String> arg)
{
boolean ok = bot.getMusicHandler().nextSong(true);
if (ok)
event.getChannel().sendMessage("Skipped to next song!").queue();
else
event.getChannel().sendMessage("There's no more songs!").queue();
}
}
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