new: check for alone and disconnect

src/main/java/codes/ztereohype/ztereomusic/ZtereoMUSIC.java

@@ -4,8 +4,8 @@ import codes.ztereohype.ztereomusic.audio.TrackManager;
 import codes.ztereohype.ztereomusic.command.Command;
 import codes.ztereohype.ztereomusic.command.commands.*;
 import codes.ztereohype.ztereomusic.database.Config;
+import codes.ztereohype.ztereomusic.listeners.AloneDisconnectListener;
 import codes.ztereohype.ztereomusic.listeners.CommandListener;
-import codes.ztereohype.ztereomusic.listeners.vcLeaveListener;
 import com.sedmelluq.discord.lavaplayer.player.AudioPlayerManager;
 import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager;
 import com.sedmelluq.discord.lavaplayer.source.AudioSourceManagers;
@@ -25,9 +25,6 @@ import java.util.EnumSet;
 import java.util.HashMap;
 import java.util.Map;
 
-import static net.dv8tion.jda.api.requests.GatewayIntent.GUILD_MESSAGES;
-import static net.dv8tion.jda.api.requests.GatewayIntent.GUILD_VOICE_STATES;
-
 @Getter
 @Setter(AccessLevel.PRIVATE)
 public class ZtereoMUSIC {
@@ -84,6 +81,12 @@ public class ZtereoMUSIC {
         Disconnect disconnect = new Disconnect();
         this.getCommandMap().put(disconnect.getMeta().getName(), disconnect);
 
+        Clear clear = new Clear();
+        this.getCommandMap().put(clear.getMeta().getName(), clear);
+
+        Remove remove = new Remove();
+        this.getCommandMap().put(remove.getMeta().getName(), remove);
+
         Queue queue = new Queue();
         this.getCommandMap().put(queue.getMeta().getName(), queue);
 
@@ -103,6 +106,6 @@ public class ZtereoMUSIC {
 
     private void setListeners() {
         this.getJda().addEventListener(new CommandListener());
-        this.getJda().addEventListener(new vcLeaveListener());
+        this.getJda().addEventListener(new AloneDisconnectListener());
     }
 }

src/main/java/codes/ztereohype/ztereomusic/listeners/AloneDisconnectListener.java

@@ -0,0 +1,74 @@
+package codes.ztereohype.ztereomusic.listeners;
+
+import codes.ztereohype.ztereomusic.ZtereoMUSIC;
+import codes.ztereohype.ztereomusic.audio.TrackManagers;
+import net.dv8tion.jda.api.entities.Guild;
+import net.dv8tion.jda.api.entities.Member;
+import net.dv8tion.jda.api.events.guild.voice.GuildVoiceJoinEvent;
+import net.dv8tion.jda.api.events.guild.voice.GuildVoiceLeaveEvent;
+import net.dv8tion.jda.api.hooks.ListenerAdapter;
+
+import javax.annotation.Nonnull;
+import java.util.*;
+
+public class AloneDisconnectListener extends ListenerAdapter {
+    //sorry reperak, i tried using a list of pairs but iterating over it to find it in onGuildVoiceLeave is too much effort
+    private final Map<Guild, Long> aloneGuilds = new HashMap<>();
+
+    public AloneDisconnectListener() {
+        Timer timer = new Timer();
+        timer.scheduleAtFixedRate(new TimerTask() {
+            @Override
+            public void run() {
+                checkIfAloneAfterThreshold();
+            }
+        }, 5000, 5000);
+    }
+
+    @Override
+    public void onGuildVoiceLeave(@Nonnull GuildVoiceLeaveEvent event) {
+        Guild guild = event.getGuild();
+        Member leavingMember = event.getMember();
+        Member ztereoBotMember = event.getGuild().getMember(ZtereoMUSIC.getInstance().getJda().getSelfUser());
+
+        if (guild.getAudioManager().getConnectedChannel() == null) return; // if we're not connected ignore
+
+        // If the bot gets disconnected, delete the trackManager for that guild and don't be alone
+        if (leavingMember.equals(ztereoBotMember)) {
+            TrackManagers.removeGuildTrackManager(guild);
+            aloneGuilds.remove(guild);
+            return;
+        }
+
+        // if there's only one member (and i'm still in), be alone and start a 5m timer
+        if (guild.getAudioManager().getConnectedChannel().getMembers().size() == 1) {
+            System.out.println("i'm alone");
+            aloneGuilds.put(guild, System.currentTimeMillis());
+        }
+    }
+
+    @Override
+    public void onGuildVoiceJoin(@Nonnull GuildVoiceJoinEvent event) {
+        Guild guild = event.getGuild();
+
+        if (guild.getAudioManager().getConnectedChannel() == null) return; // if we're not connected ignore
+
+
+        // if there's no longer only one member don't be alone (i wrote this at 4am please tell me it works)
+        if (guild.getAudioManager().getConnectedChannel().getMembers().size() > 1) {
+            aloneGuilds.remove(guild);
+        }
+    }
+
+    private void checkIfAloneAfterThreshold() {
+        long time = System.currentTimeMillis();
+        for (Map.Entry<Guild, Long> entry : aloneGuilds.entrySet()) {
+            if ((time - entry.getValue()) > (long) 5 * 60 * 1000) {
+                TrackManagers.removeGuildTrackManager(entry.getKey());
+                aloneGuilds.remove(entry.getKey());
+            };
+        }
+    }
+
+    //Note: no need to check for moves as the bot currently never moves, only leaves and joins
+}

src/main/java/codes/ztereohype/ztereomusic/listeners/AloneInVcListener.java

@@ -1,8 +0,0 @@
-//package codes.ztereohype.ztereomusic.listeners;
-//
-//import net.dv8tion.jda.api.hooks.ListenerAdapter;
-//
-//public class AloneInVcListener extends ListenerAdapter {
-//    @Override
-//    public void on
-//}