new: guild music player and its manager

src/main/java/codes/ztereohype/ztereomusic/audio/GuildMusicPlayer.java

@@ -0,0 +1,57 @@
+package codes.ztereohype.ztereomusic.audio;
+
+import com.sedmelluq.discord.lavaplayer.player.AudioPlayer;
+import com.sedmelluq.discord.lavaplayer.player.AudioPlayerManager;
+import com.sedmelluq.discord.lavaplayer.track.AudioTrack;
+import lombok.Getter;
+import net.dv8tion.jda.api.entities.MessageChannel;
+
+public class GuildMusicPlayer {
+    private final @Getter AudioPlayer player;
+    private final TrackManager trackManager;
+    private final MessageChannel infoChannel;
+
+    public GuildMusicPlayer(AudioPlayerManager playerManager, MessageChannel infoChannel) {
+        player = playerManager.createPlayer();
+        trackManager = new TrackManager(player, infoChannel);
+        player.addListener(trackManager);
+        this.infoChannel = infoChannel;
+    }
+
+    public AudioPlayerSendHandler getAudioSendHandler() {
+        return new AudioPlayerSendHandler(this.player);
+    }
+
+    public void queue(AudioTrack track) {
+        // change this to add to queue and call onTrackEnd!
+        if (player.getPlayingTrack() == null) {
+            player.playTrack(track);
+        } else {
+            trackManager.queue(track);
+            infoChannel.sendMessage("Queued " + track.getInfo().title).queue();
+        }
+    }
+
+    public void clearQueue() {
+        trackManager.trackQueue.clear();
+    }
+
+    public void pause() {
+        infoChannel.sendMessage("Pausing...").queue();
+        player.setPaused(true);
+    }
+
+    public void resume() {
+        infoChannel.sendMessage("Resuming...").queue();
+        player.setPaused(false);
+    }
+
+    public void skip() {
+        infoChannel.sendMessage("Skipping...").queue();
+        trackManager.playNext();
+    }
+
+    public void stop() {
+        player.stopTrack();
+    }
+}

src/main/java/codes/ztereohype/ztereomusic/audio/GuildMusicPlayers.java

@@ -0,0 +1,46 @@
+package codes.ztereohype.ztereomusic.audio;
+
+import codes.ztereohype.ztereomusic.Bot;
+import net.dv8tion.jda.api.entities.Guild;
+import net.dv8tion.jda.api.entities.MessageChannel;
+import net.dv8tion.jda.api.entities.VoiceChannel;
+
+import java.util.Objects;
+
+public class GuildMusicPlayers {
+    public static GuildMusicPlayer getGuildAudioPlayer(Guild guild, MessageChannel infoChannel, VoiceChannel connectedChannel, VoiceChannel requestedChannel) {
+        long guildId = guild.getIdLong();
+        boolean isInSameVC = Objects.equals(connectedChannel, requestedChannel);
+
+        // If I get called in a different vc I delete the old manager
+        if (!isInSameVC) {
+            Bot.guildMusicPlayerMap.remove(guildId);
+        }
+
+        GuildMusicPlayer musicPlayer = Bot.guildMusicPlayerMap.get(guildId);
+
+        if (musicPlayer == null) {
+            musicPlayer = new GuildMusicPlayer(Bot.playerManager, infoChannel);
+            Bot.guildMusicPlayerMap.put(guildId, musicPlayer);
+            guild.getAudioManager().openAudioConnection(requestedChannel);
+        }
+
+        guild.getAudioManager().setSendingHandler(musicPlayer.getAudioSendHandler());
+
+        return musicPlayer;
+    }
+
+    // stops player, disconnects from vc, and deletes the wrapper
+    public static void removeGuildAudioPlayer(Guild guild) {
+        long guildId = guild.getIdLong();
+        GuildMusicPlayer musicPlayer = Bot.guildMusicPlayerMap.get(guildId);
+
+        if (musicPlayer == null) return;
+
+        musicPlayer.stop();
+        guild.getAudioManager().closeAudioConnection();
+
+        //todo: remove this when will be part of disconnection listener
+        Bot.guildMusicPlayerMap.remove(guildId);
+    }
+}