Adding config

pom.xml

@@ -39,6 +39,17 @@
             <artifactId>lavaplayer</artifactId>
             <version>1.3.77</version>
         </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-core</artifactId>
+            <version>2.14.0</version>
+        </dependency>
+        <dependency>
+            <groupId>com.fasterxml.jackson.core</groupId>
+            <artifactId>jackson-databind</artifactId>
+            <version>2.14.0</version>
+        </dependency>
+
         <!-- Logging -->
         <dependency>
             <groupId>org.slf4j</groupId>

src/main/java/com/bensherriff/siren/Config.java

@@ -0,0 +1,42 @@
+package com.bensherriff.siren;
+
+public class Config {
+
+  private String token;
+  private String owner;
+
+  private String prefix;
+  private int volume;
+
+  public String getToken() {
+    return token;
+  }
+
+  public void setToken(String token) {
+    this.token = token;
+  }
+
+  public String getOwner() {
+    return owner;
+  }
+
+  public void setOwner(String owner) {
+    this.owner = owner;
+  }
+
+  public String getPrefix() {
+    return prefix;
+  }
+
+  public void setPrefix(String prefix) {
+    this.prefix = prefix;
+  }
+
+  public int getVolume() {
+    return volume;
+  }
+
+  public void setVolume(int volume) {
+    this.volume = volume;
+  }
+}

src/main/java/com/bensherriff/siren/ConfigManager.java

@@ -0,0 +1,19 @@
+package com.bensherriff.siren;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+import java.io.IOException;
+import java.io.InputStream;
+
+public class ConfigManager {
+  private static final Logger LOGGER = LogManager.getLogger(ConfigManager.class);
+  private final ObjectMapper mapper = new ObjectMapper();
+
+  public Config load() throws IOException {
+    try(InputStream inputStream = Thread.currentThread().getContextClassLoader().getResourceAsStream("config.json")) {
+      return mapper.readValue(inputStream, Config.class);
+    }
+  }
+}

src/main/java/com/bensherriff/siren/MusicBot.java

@@ -14,26 +14,44 @@ import net.dv8tion.jda.api.entities.VoiceChannel;
 import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
 import net.dv8tion.jda.api.hooks.ListenerAdapter;
 import net.dv8tion.jda.api.managers.AudioManager;
+import net.dv8tion.jda.api.requests.GatewayIntent;
+import net.dv8tion.jda.api.utils.cache.CacheFlag;
 
+import javax.security.auth.login.LoginException;
+import java.io.IOException;
+import java.util.Arrays;
 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;
-
 public class MusicBot extends ListenerAdapter {
-  public static void main(String[] args) throws Exception {
+  private final static GatewayIntent[] INTENTS = {
+          GatewayIntent.DIRECT_MESSAGES, GatewayIntent.GUILD_MESSAGES, GatewayIntent.GUILD_MESSAGE_REACTIONS,
+          GatewayIntent.GUILD_VOICE_STATES
+  };
+  private final AudioPlayerManager playerManager;
+  private final Map<Long, MusicManager> musicManagers;
+  private final Config config;
 
-    JDABuilder.create("OTMyMzAxMjQ4NTQ2MzYxMzQ2.YeQ_Mg.n4H8Cl3dQ1u5aFL1ZvTmfcGwpEY", GUILD_MESSAGES, GUILD_VOICE_STATES)
-            .addEventListeners(new MusicBot())
+  public static void main(String[] args) throws Exception {
+    start();
+  }
+
+  private static void start() throws IOException, LoginException {
+    ConfigManager configManager = new ConfigManager();
+    Config config = configManager.load();
+    MusicBot musicBot = new MusicBot(config);
+
+    JDABuilder.create(config.getToken(), Arrays.asList(INTENTS))
+            .enableCache(CacheFlag.MEMBER_OVERRIDES, CacheFlag.VOICE_STATE)
+            .disableCache(CacheFlag.ACTIVITY, CacheFlag.CLIENT_STATUS, CacheFlag.EMOTE)
+            .addEventListeners(musicBot)
+            .setBulkDeleteSplittingEnabled(true)
             .build();
   }
 
-  private final AudioPlayerManager playerManager;
-  private final Map<Long, MusicManager> musicManagers;
-
-  private MusicBot() {
+  private MusicBot(Config config) {
     this.musicManagers = new HashMap<>();
+    this.config = config;
 
     this.playerManager = new DefaultAudioPlayerManager();
     AudioSourceManagers.registerRemoteSources(playerManager);
@@ -66,7 +84,9 @@ public class MusicBot extends ListenerAdapter {
     } else if ("!skip".equals(command[0])) {
       skipTrack(channel);
     } else if ("!stop".equals(command[0])) {
-
+      stop(channel);
+    } else if ("!volume".equals(command[0])) {
+      changeVolume(channel, command[1]);
     }
 
     super.onGuildMessageReceived(event);
@@ -110,10 +130,16 @@ public class MusicBot extends ListenerAdapter {
 
   private void play(Guild guild, MusicManager musicManager, AudioTrack track) {
     connectToFirstVoiceChannel(guild.getAudioManager());
-
     musicManager.scheduler.queue(track);
   }
 
+  private void stop(TextChannel channel) {
+    MusicManager musicManager = getGuildAudioPlayer(channel.getGuild());
+    musicManager.player.stopTrack();
+    channel.getGuild().getAudioManager().closeAudioConnection();
+    channel.sendMessage("Stopping music").queue();
+  }
+
   private void skipTrack(TextChannel channel) {
     MusicManager musicManager = getGuildAudioPlayer(channel.getGuild());
     musicManager.scheduler.nextTrack();
@@ -121,6 +147,14 @@ public class MusicBot extends ListenerAdapter {
     channel.sendMessage("Skipped to next track.").queue();
   }
 
+  private void changeVolume(TextChannel channel, String vol) {
+    MusicManager musicManager = getGuildAudioPlayer(channel.getGuild());
+    int volume = Integer.parseInt(vol);
+    config.setVolume(volume);
+    musicManager.player.setVolume(volume);
+    channel.sendMessage("Set volume to " + volume).queue();
+  }
+
   private static void connectToFirstVoiceChannel(AudioManager audioManager) {
     if (!audioManager.isConnected()) {
       for (VoiceChannel voiceChannel : audioManager.getGuild().getVoiceChannels()) {

src/main/resources/config.json

@@ -0,0 +1,6 @@
+{
+  "token": "OTMyMzAxMjQ4NTQ2MzYxMzQ2.YeQ_Mg.n4H8Cl3dQ1u5aFL1ZvTmfcGwpEY",
+  "owner": "250842261221277697",
+  "prefix": "!",
+  "volume": 50
+}