Reworked how mp3s are being read and loaded int player

pom.xml

@@ -18,13 +18,13 @@
 	</scm>
 
 	<properties>
-	
+
-		<flyway.version>6.0.3</flyway.version>
+		<flyway.version>6.0.6</flyway.version>
-		<mariadb.version>2.4.4</mariadb.version>
+		<mariadb.version>2.5.0</mariadb.version>
-		<hibernate.version>5.4.4.Final</hibernate.version>
+		<hibernate.version>5.4.6.Final</hibernate.version>
-		<spring.version>5.1.9.RELEASE</spring.version>
+		<spring.version>5.2.0.RELEASE</spring.version>
-		<spring.boot.version>2.1.8.RELEASE</spring.boot.version>
+		<spring.boot.version>2.1.9.RELEASE</spring.boot.version>
-		<spring.data.version>2.1.10.RELEASE</spring.data.version>
+		<spring.data.version>2.2.0.RELEASE</spring.data.version>
 		<log4j.version>2.12.1</log4j.version>
 		<slf4j.version>1.7.28</slf4j.version>
 		<maven.enforcer.version>3.0.0-M2</maven.enforcer.version>
@@ -38,7 +38,7 @@
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-enforcer-plugin</artifactId>
-				<version>3.0.0-M2</version>
+				<version>${maven.enforcer.version}</version>
 				<configuration>
 					<rules>
 						<dependencyConvergence />
@@ -150,23 +150,11 @@
 			<version>1.0.5-RELEASE</version>
 		</dependency>
 
-		<dependency>
-			<groupId>org.apache.tika</groupId>
-			<artifactId>tika-core</artifactId>
-			<version>1.22</version>
-		</dependency>
-
-		<dependency>
-			<groupId>org.apache.tika</groupId>
-			<artifactId>tika-parsers</artifactId>
-			<version>1.22</version>
-		</dependency>
-
 		<!-- https://mvnrepository.com/artifact/net.dv8tion/JDA2 -->
 		<dependency>
 			<groupId>net.dv8tion</groupId>
 			<artifactId>JDA</artifactId>
-			<version>4.0.0_50</version>
+			<version>4.0.0_52</version>
 			<exclusions>
 				<exclusion>
 					<groupId>com.fasterxml.jackson.core</groupId>
@@ -294,43 +282,55 @@
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-core</artifactId>
-			<version>2.10.0.pr3</version>
+			<version>2.10.0</version>
 		</dependency>
 
 		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-databind -->
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-databind</artifactId>
-			<version>2.10.0.pr3</version>
+			<version>2.10.0</version>
 		</dependency>
 
 		<!-- https://mvnrepository.com/artifact/com.fasterxml.jackson.core/jackson-annotations -->
 		<dependency>
 			<groupId>com.fasterxml.jackson.core</groupId>
 			<artifactId>jackson-annotations</artifactId>
-			<version>2.10.0.pr3</version>
+			<version>2.10.0</version>
 		</dependency>
 
 		<dependency>
 			<groupId>javax.xml.bind</groupId>
 			<artifactId>jaxb-api</artifactId>
-			<version>2.2.11</version>
+			<version>2.3.1</version>
 		</dependency>
+
+		<!-- https://mvnrepository.com/artifact/com.sun.xml.bind/jaxb-core -->
 		<dependency>
 			<groupId>com.sun.xml.bind</groupId>
 			<artifactId>jaxb-core</artifactId>
-			<version>2.2.11</version>
+			<version>2.3.0.1</version>
 		</dependency>
+
 		<dependency>
 			<groupId>com.sun.xml.bind</groupId>
 			<artifactId>jaxb-impl</artifactId>
-			<version>2.2.11</version>
+			<version>2.3.2</version>
 		</dependency>
+
 		<dependency>
 			<groupId>javax.activation</groupId>
 			<artifactId>activation</artifactId>
 			<version>1.1.1</version>
 		</dependency>
+
+		<!-- https://mvnrepository.com/artifact/com.mpatric/mp3agic -->
+		<dependency>
+			<groupId>com.mpatric</groupId>
+			<artifactId>mp3agic</artifactId>
+			<version>0.9.1</version>
+		</dependency>
+		
 	</dependencies>
 
 	<distributionManagement>

src/main/java/net/locusworks/discord/eighttrack/audio/EightTrackAudioSendHandler.java

@@ -25,7 +25,7 @@
  * IS". LOCUSWORKS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
  * ENHANCEMENTS, OR MODIFICATIONS.
  */
-package net.locusworks.discord.eighttrack.handlers;
+package net.locusworks.discord.eighttrack.audio;
 
 import java.nio.ByteBuffer;
 

src/main/java/net/locusworks/discord/eighttrack/audio/Mp3UploadHandler.java

@@ -25,23 +25,22 @@
  * IS". LOCUSWORKS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
  * ENHANCEMENTS, OR MODIFICATIONS.
  */
-package net.locusworks.discord.eighttrack.handlers;
+package net.locusworks.discord.eighttrack.audio;
 
-import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.nio.file.Paths;
-
+import java.util.Arrays;
-import org.apache.tika.exception.TikaException;
+import java.util.UUID;
-import org.apache.tika.metadata.Metadata;
-import org.apache.tika.parser.ParseContext;
-import org.apache.tika.parser.mp3.Mp3Parser;
-import org.apache.tika.sax.BodyContentHandler;
 import org.springframework.stereotype.Component;
 import org.xml.sax.SAXException;
+import com.mpatric.mp3agic.ID3v2;
+import com.mpatric.mp3agic.InvalidDataException;
+import com.mpatric.mp3agic.Mp3File;
+import com.mpatric.mp3agic.UnsupportedTagException;
 
 @Component
 public class Mp3UploadHandler {
@@ -53,6 +52,7 @@ public class Mp3UploadHandler {
 
   public Mp3UploadResults parse(InputStream is) throws IOException {
     byte[] data;
+    String id = null;
     try(InputStream in = is; ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
       int read = 0;
       byte[] buffer = new byte[1024 * 1024];
@@ -60,29 +60,28 @@ public class Mp3UploadHandler {
         baos.write(buffer, 0, read);
       }
       data = baos.toByteArray();
-    }
-    
-    try (InputStream in = new ByteArrayInputStream(data)) {
-      BodyContentHandler handler = new BodyContentHandler();
-      Metadata metadata = new Metadata();
-      ParseContext context = new ParseContext();
-
-      Mp3Parser parser = new Mp3Parser();
-
-      parser.parse(in, handler, metadata, context);
       
-      return new Mp3UploadResults(metadata, data);
+      id = UUID.nameUUIDFromBytes(data).toString();
+      Files.write(Paths.get(id), data);
+      Mp3File mp3 = new Mp3File(Paths.get(id));
+      ID3v2 tag = mp3.getId3v2Tag();
+      
+      return new Mp3UploadResults(tag, data);
     } catch (Exception ex) {
-      throw new IOException(ex);
+      return new Mp3UploadResults(ex);
+    } finally {
+      if (id != null) {
+        Files.deleteIfExists(Paths.get(id));
+      }
     }
   }
 
-  public static void main(String args[]) throws IOException, SAXException, TikaException {
+  public static void main(String args[]) throws IOException, SAXException, UnsupportedTagException, InvalidDataException {
-    String file = "E:\\Music2\\Alan Walker\\Itinerary_ Dallas.pdf";
+    String file = "E:\\Music2\\AronChupa\\01 I'm an Albatraoz.mp3";
     Path path = Paths.get(file);
-
+    
     Mp3UploadHandler fuh = new Mp3UploadHandler();
-    fuh.parse(path);
+    System.out.println(fuh.parse(path));
   }
 
 }

src/main/java/net/locusworks/discord/eighttrack/audio/Mp3UploadResults.java

@@ -25,34 +25,12 @@
  * IS". LOCUSWORKS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
  * ENHANCEMENTS, OR MODIFICATIONS.
  */
-package net.locusworks.discord.eighttrack.handlers;
+package net.locusworks.discord.eighttrack.audio;
 
-import org.apache.tika.metadata.Metadata;
+import com.mpatric.mp3agic.ID3v2;
 
 public class Mp3UploadResults {
   
-  private enum MetaDataField {
-    GENRE("xmpDM:genre"),
-    COMPOSER("xmpDM:composer"),
-    ALBUM("xmpDM:album"),
-    TRACK_NUMBER("xmpDM:trackNumber"),
-    DISC_NUMBER("xmpDM:discNumber"),
-    ARTIST("xmpDM:artist"),
-    TITLE("title"),
-    RELEASE_DATE("xmpDM:releaseDate"),
-    DURATION("xmpDM:duration");
-    
-    private String value;
-    
-    private MetaDataField(String value) {
-      this.value = value;
-    }
-    
-    public String getValue() {
-      return this.value;
-    }
-  }
-  
   private String genre;
   private String composure;
   private String album;
@@ -61,29 +39,28 @@ public class Mp3UploadResults {
   private String artist;
   private String title;
   private String releaseDate;
-  private Long duration;
   
   private byte[] rawData;
+  private Throwable err;
   
-  public Mp3UploadResults( Metadata metadata, byte[] data) {
+  public Mp3UploadResults(ID3v2 tag, byte[] data) {
-    parseResults(metadata);
+    parseResults(tag);
     this.rawData = data;
   }
+  
+  public Mp3UploadResults(Throwable err) {
+    this.err = err;
+  }
 
-  private void parseResults(Metadata metadata) {
+  private void parseResults(ID3v2 metadata) {
-    genre = metadata.get(MetaDataField.GENRE.getValue());
+    genre = metadata.getGenreDescription();
-    composure = metadata.get(MetaDataField.COMPOSER.getValue());
+    composure = metadata.getComposer();
-    album = metadata.get(MetaDataField.ALBUM.getValue());
+    album = metadata.getAlbum();
-    trackNumber = metadata.get(MetaDataField.TRACK_NUMBER.getValue());
+    trackNumber = metadata.getTrack();
-    discNumber = metadata.get(MetaDataField.DISC_NUMBER.getValue());
+    discNumber = metadata.getPartOfSet();
-    artist = metadata.get(MetaDataField.ARTIST.getValue());
+    artist = metadata.getArtist();
-    title = metadata.get(MetaDataField.TITLE.getValue());
+    title = metadata.getTitle();
-    releaseDate = metadata.get(MetaDataField.RELEASE_DATE.getValue());
+    releaseDate = metadata.getDate();
-    
-    String durationStr = metadata.get(MetaDataField.DURATION.getValue()).trim();
-    if (durationStr != null) {
-      duration = Double.valueOf(metadata.get(MetaDataField.DURATION.getValue())).longValue();
-    }
   }
   
   public final byte[] getData() {
@@ -146,23 +123,24 @@ public class Mp3UploadResults {
     return releaseDate;
   }
 
-  /**
-   * @return the duration
-   */
-  public final Long getDuration() {
-    return duration;
-  }
-  
-  public final String getDurationFormat() {
-    return dateFormat(duration);
-  }
-  
   public boolean validFile() {
-    return getTitle() != null && !getTitle().isEmpty();
+    return (getTitle() != null && !getTitle().isEmpty() && getArtist() != null && !getArtist().trim().isEmpty()) || this.err != null;
+  }
+  
+  public boolean hasError() {
+    return this.err != null;
+  }
+  
+  public Throwable getError() {
+    return this.err;
   }
   
   @Override
   public String toString() {
+    if (this.hasError()) {
+      return "Unable to parse file due to exception: " + this.err.getMessage();
+    }
+    
     StringBuilder sb = new StringBuilder();
     if (getTitle() != null)
       sb.append(String.format("%-10s: %s%n", "Title", getTitle()));
@@ -185,32 +163,10 @@ public class Mp3UploadResults {
     if (getGenre() != null)
       sb.append(String.format("%-10s: %s%n", "Genre", getGenre()));
     
-    if (duration != null)
-      sb.append(String.format("%-10s: %s%n", "Duration", dateFormat(getDuration())));
-    
     return sb.toString();
   }
   
   public void clear() {
     rawData = new byte[0];
   }
-  
-  private String dateFormat(long timeInMilliSeconds) {
-    long seconds = timeInMilliSeconds / 1000;
-    long minutes = seconds / 60;
-    long hours = minutes / 60;
-    long days = hours / 24;
-    
-    long sec = seconds % 60;
-    long min =  minutes % 60;
-    long hr  = hours % 24;
-    
-    String time = "" + sec;
-    if (min > 0) time = min + ":" + time;
-    if (hr > 0) time = hr + ":" + time;
-    if (days > 0) time = days + ":" + time;
-    
-    return time;
-  }
-
 }

src/main/java/net/locusworks/discord/eighttrack/audio/TrackManager.java

@@ -0,0 +1,74 @@
+package net.locusworks.discord.eighttrack.audio;
+
+import java.lang.reflect.Field;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.LinkedBlockingDeque;
+import java.util.function.Consumer;
+import com.sedmelluq.discord.lavaplayer.player.AudioPlayerManager;
+import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayer;
+import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager;
+import com.sedmelluq.discord.lavaplayer.source.AudioSourceManagers;
+import com.sedmelluq.discord.lavaplayer.track.AudioTrack;
+import com.sedmelluq.discord.lavaplayer.track.AudioTrackEndReason;
+
+public class TrackManager extends DefaultAudioPlayer  {
+  
+  private LinkedBlockingDeque<String> queue;
+  private AudioPlayerManager playerManager;
+  private TrackScheduler trackScheduler;
+  private String currentItem;
+  
+  public TrackManager() {
+    super(new DefaultAudioPlayerManager());
+    this.queue = new LinkedBlockingDeque<String>();
+    this.trackScheduler = new TrackScheduler();
+    
+    addListener(trackScheduler);
+    
+    try {
+        Field f = this.getClass().getSuperclass().getDeclaredField("manager");
+        f.setAccessible(true);
+        this.playerManager = (AudioPlayerManager) f.get(this);
+    } catch (SecurityException | NoSuchFieldException | IllegalArgumentException | IllegalAccessException e) {
+      throw new IllegalArgumentException(e);
+    }
+    
+    AudioSourceManagers.registerLocalSource(this.playerManager);
+  }
+  
+  public void queueLast(String track) {
+    queue.addLast(track);
+  }
+  
+  public void queueNext(String track) {
+    queue.addFirst(track);
+  }
+  
+  public boolean hasTracks() {
+    return queue.peek() != null && !queue.isEmpty();
+  }
+  
+  public String getCurrentItem() {
+    return currentItem;
+  }
+  
+  public AudioTrack play() {
+    if (!queue.isEmpty()) {
+      try {
+        currentItem = queue.poll();
+        playerManager.loadItem(currentItem, trackScheduler).get();
+        return trackScheduler.getNextTrack();
+      } catch (InterruptedException | ExecutionException e) {}
+    }
+    return null;
+  }
+  
+  public void setFinishedCallback(Consumer<AudioTrackEndReason> callback) {
+    trackScheduler.setFinishedCallback(callback);
+  }
+  
+  public void clearTracks() {
+    queue.clear();
+    trackScheduler.clearTracks();
+  }
+}

src/main/java/net/locusworks/discord/eighttrack/audio/TrackScheduler.java

@@ -25,7 +25,7 @@
  * IS". LOCUSWORKS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
  * ENHANCEMENTS, OR MODIFICATIONS.
  */
-package net.locusworks.discord.eighttrack.scheduler;
+package net.locusworks.discord.eighttrack.audio;
 
 import java.util.Deque;
 import java.util.concurrent.LinkedBlockingDeque;

src/main/java/net/locusworks/discord/eighttrack/enums/UserCommands.java

@@ -1,5 +0,0 @@
-package net.locusworks.discord.eighttrack.enums;
-
-public enum UserCommands {
-
-}

src/main/java/net/locusworks/discord/eighttrack/handlers/DiscordEventHandler.java

@@ -47,6 +47,7 @@ import net.dv8tion.jda.api.events.guild.GuildJoinEvent;
 import net.dv8tion.jda.api.events.message.guild.GuildMessageReceivedEvent;
 import net.dv8tion.jda.api.events.message.react.MessageReactionAddEvent;
 import net.dv8tion.jda.api.hooks.ListenerAdapter;
+import net.locusworks.discord.eighttrack.audio.Mp3UploadHandler;
 import net.locusworks.discord.eighttrack.database.entities.DiscordGuild;
 import net.locusworks.discord.eighttrack.services.ConfigurationService;
 import net.locusworks.discord.eighttrack.services.GuildMusicService;
@@ -147,7 +148,7 @@ public class DiscordEventHandler extends ListenerAdapter {
     String command = commands.remove(0);
     
     switch(command) {
-      case "-upload":
+      case "+upload":
         gmh.upload(event);
         return;
       case "-play":

src/main/java/net/locusworks/discord/eighttrack/handlers/GuildMusicHandler.java

@@ -29,7 +29,6 @@ package net.locusworks.discord.eighttrack.handlers;
 
 import java.awt.Color;
 import java.io.IOException;
-import java.math.BigInteger;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.time.OffsetDateTime;
@@ -46,14 +45,12 @@ import java.util.stream.Collectors;
 
 import org.apache.commons.lang3.StringUtils;
 
-import com.sedmelluq.discord.lavaplayer.player.AudioPlayer;
-import com.sedmelluq.discord.lavaplayer.player.DefaultAudioPlayerManager;
-import com.sedmelluq.discord.lavaplayer.source.AudioSourceManagers;
 import com.sedmelluq.discord.lavaplayer.track.AudioTrack;
 
 import net.dv8tion.jda.api.EmbedBuilder;
 import net.dv8tion.jda.api.Permission;
 import net.dv8tion.jda.api.entities.ChannelType;
+import net.dv8tion.jda.api.entities.Guild;
 import net.dv8tion.jda.api.entities.GuildChannel;
 import net.dv8tion.jda.api.entities.Message;
 import net.dv8tion.jda.api.entities.Message.Attachment;
@@ -64,13 +61,16 @@ import net.dv8tion.jda.api.exceptions.ErrorResponseException;
 import net.dv8tion.jda.api.managers.AudioManager;
 import net.dv8tion.jda.api.requests.ErrorResponse;
 import net.locusworks.crypto.utils.HashUtils;
+import net.locusworks.discord.eighttrack.audio.EightTrackAudioSendHandler;
+import net.locusworks.discord.eighttrack.audio.Mp3UploadHandler;
+import net.locusworks.discord.eighttrack.audio.Mp3UploadResults;
+import net.locusworks.discord.eighttrack.audio.TrackManager;
 import net.locusworks.discord.eighttrack.database.entities.DiscordGuild;
 import net.locusworks.discord.eighttrack.database.entities.GuildPlaylist;
 import net.locusworks.discord.eighttrack.database.entities.GuildPlaylistSong;
 import net.locusworks.discord.eighttrack.database.entities.GuildSong;
 import net.locusworks.discord.eighttrack.database.entities.Song;
 import net.locusworks.discord.eighttrack.listeners.ReactionListener;
-import net.locusworks.discord.eighttrack.scheduler.TrackScheduler;
 import net.locusworks.discord.eighttrack.services.GuildSongRepoService;
 import net.locusworks.discord.eighttrack.utils.Reactions;
 import net.locusworks.logger.ApplicationLogger;
@@ -79,10 +79,7 @@ import net.locusworks.logger.ApplicationLoggerFactory;
 public class GuildMusicHandler {
 
   private Path musicDir;
-  private TrackScheduler ts;
-  private DefaultAudioPlayerManager apm;
   private ApplicationLogger logger;
-  private AudioPlayer player;
   private AtomicBoolean playing;
   private Long voiceChannelId;
 
@@ -95,6 +92,8 @@ public class GuildMusicHandler {
   private long guildId;
 
   private GuildPlaylist currentPlaylist;
+  
+  private TrackManager trackManager;
 
   public GuildMusicHandler(Path musicDir, long guildId, Mp3UploadHandler uploadHandler, ReactionHandler reactionHandler, GuildSongRepoService guildSongRepoService) throws IOException {
     this.logger = ApplicationLoggerFactory.getLogger(GuildMusicHandler.class);
@@ -105,13 +104,7 @@ public class GuildMusicHandler {
     this.guildSongRepoService = guildSongRepoService;
     this.guildId = guildId;
     this.reactionHandler = reactionHandler;
-    this.apm = new DefaultAudioPlayerManager();
+    this.trackManager = new TrackManager();
-
-    AudioSourceManagers.registerLocalSource(apm);
-    this.player = apm.createPlayer();
-
-    this.ts = new TrackScheduler();
-    player.addListener(ts);
   }
 
   public void playlist(GuildMessageReceivedEvent event, List<String> commands) throws Exception {
@@ -168,10 +161,10 @@ public class GuildMusicHandler {
         return;
       }
     }
-    if (ts.peek() == null) {
+    if (!trackManager.hasTracks()) {
       loadRandomSong();
     }
-    AudioTrack track = ts.peek();
+    AudioTrack track = trackManager.play();
     MessageEmbed embed = new EmbedBuilder()
         .setAuthor(event.getMember().getEffectiveName(), null, event.getAuthor().getAvatarUrl())
         .setTitle("Next Up:")
@@ -183,7 +176,7 @@ public class GuildMusicHandler {
 
   public void repeat(GuildMessageReceivedEvent event) throws Exception {
     next(event);
-    ts.setFinishedCallback((ater) -> {
+    trackManager.setFinishedCallback((ater) -> {
       if (!playing.get()) return;
       try {
         next(event);
@@ -222,7 +215,7 @@ public class GuildMusicHandler {
   }
 
   public void stop(GuildMessageReceivedEvent event, boolean stoppedFromRepeat) {
-    player.stopTrack();
+    trackManager.stopTrack();
     voiceChannelId = null;
     if (!stoppedFromRepeat) {
       currentPlaylist = null;
@@ -261,7 +254,7 @@ public class GuildMusicHandler {
     AudioManager manager = event.getGuild().getAudioManager();
     manager.openAudioConnection(vc);
 
-    manager.setSendingHandler(new EightTrackAudioSendHandler(player));
+    manager.setSendingHandler(new EightTrackAudioSendHandler(trackManager));
 
     if (commands != null && !commands.isEmpty()) {
       String uuid = commands.remove(0);
@@ -273,14 +266,18 @@ public class GuildMusicHandler {
       stop(event, true);
     }
 
-    if (!ts.hasTracks()) {
+    if (!trackManager.hasTracks()) {
       loadRandomSong();
     }
 
-    if (ts.hasTracks()) {
+    if (trackManager.hasTracks()) {
       lastPlayed = OffsetDateTime.now(); 
 
-      AudioTrack track = ts.getNextTrack();
+      AudioTrack track = trackManager.play();
+      if (track == null) {
+        logger.warn("Unable to find track: " + trackManager.getCurrentItem()) ;
+        return;
+      }
 
       MessageEmbed embed = new EmbedBuilder()
           .setAuthor(event.getMember().getEffectiveName(), null, event.getAuthor().getAvatarUrl())
@@ -290,7 +287,7 @@ public class GuildMusicHandler {
           .build();
 
       event.getChannel().sendMessage(embed).queue();
-      player.playTrack(track);
+      trackManager.playTrack(track);
     }
   }
 
@@ -358,10 +355,19 @@ public class GuildMusicHandler {
     sb.append("```");
     event.getChannel().sendMessage(sb.toString()).queue();
   }
-  
+
   public void adminPlaylist(GuildMessageReceivedEvent event, List<String> commands) {
     if(!isAdmin(event)) return;
+    if (!checkCommands(event, commands, event.getMember().getAsMention() + ", valid commands are +playst list, play, delete")) return;
     
+    String command = commands.remove(0);
+    switch (command) {
+      case "list":
+        listAllPlaylists(event);
+        return;
+    }
+    
+
   }
 
   public void delete(GuildMessageReceivedEvent event, List<String> commands) {
@@ -393,11 +399,11 @@ public class GuildMusicHandler {
       return;
     }
 
-    ts.clearTracks();
+    trackManager.clearTracks();
 
     for(GuildPlaylistSong gpls : guildSongRepoService.getGuildPlaylistSongRepo().findByGuildPlaylist(currentPlaylist)) {
       Song s = gpls.getGuildSong().getSong();
-      apm.loadItem(s.getFilePath(), ts).get();
+      trackManager.queueLast(s.getFilePath());
     }
 
     playing.set(false);
@@ -433,7 +439,7 @@ public class GuildMusicHandler {
     }
 
     String hash = HashUtils.hash("SHA-1", result.getData());
-    
+
     GuildSong gs = guildSongRepoService.getGuildSongRepo().findByGuildAndSongHash(event.getGuild().getIdLong(), hash);
     if (gs != null) {
       MessageEmbed embed = new EmbedBuilder()
@@ -446,7 +452,7 @@ public class GuildMusicHandler {
           .build();
       return embed;
     }
-    
+
 
     Song song = guildSongRepoService.getSongRepo().findByFileHash(hash);
     if (song == null) {
@@ -471,8 +477,6 @@ public class GuildMusicHandler {
       song.setArtist(result.getArtist());
       song.setDateAdded(new Date());
       song.setDiscNumber(result.getDiscNumber());
-      if (result.getDuration() != null)
-        song.setDuration(BigInteger.valueOf(result.getDuration()));
       song.setFileHash(hash);
       song.setFilePath(output.toAbsolutePath().toString());
       song.setGenre(result.getGenre());
@@ -494,21 +498,23 @@ public class GuildMusicHandler {
 
     guildSongRepoService.getGuildSongRepo().save(gs);
 
-    MessageEmbed embed = new EmbedBuilder()
+    EmbedBuilder builder = new EmbedBuilder()
         .setColor(Color.GREEN)
         .setThumbnail(event.getGuild().getIconUrl())
         .setTitle("Upload Results for " + fileName)
-        .addField("Title", result.getTitle(), true)
-        .addField("Artist", result.getArtist(), true)
-        .addField("Album", result.getAlbum(), true)
-        .addField("Track", result.getTrackNumber(), true)
-        .addField("Disc", result.getDiscNumber(), true)
-        .addField("Year", result.getReleaseDate(), true)
-        .addField("Duration", result.getDurationFormat(), true)
-        .addField("ID", gs.getUuid(), true)
         .setTimestamp(OffsetDateTime.now())
         .setFooter(event.getGuild().getSelfMember().getEffectiveName(), event.getGuild().getSelfMember().getUser().getAvatarUrl())
-        .build();
+        .addField("Title", result.getTitle(), true);
+
+    if (!StringUtils.isBlank(result.getArtist()))         builder.addField("Artist", result.getArtist(), true);
+    if (!StringUtils.isBlank(result.getAlbum())) 		      builder.addField("Album", result.getAlbum(), true);
+    if (!StringUtils.isBlank(result.getTrackNumber())) 	  builder.addField("Track", result.getTrackNumber(), true);
+    if (!StringUtils.isBlank(result.getDiscNumber())) 	  builder.addField("Disc", result.getDiscNumber(), true);
+    if (!StringUtils.isBlank(result.getReleaseDate()))    builder.addField("Year", result.getReleaseDate(), true);
+
+    builder.addField("ID", gs.getUuid(), true);
+
+    MessageEmbed embed = builder.build();
 
     return embed;
   } 
@@ -615,10 +621,16 @@ public class GuildMusicHandler {
     });
 
   }
+  
+  private void listAllPlaylists(GuildMessageReceivedEvent event) {
+    // TODO Auto-generated method stub
+    
+  }
 
   private void deleteUserPlayList(GuildMessageReceivedEvent event, List<String> commands) {
-    // TODO Auto-generated method stub
+    Guild guild = event.getGuild();
-    System.out.println(commands.stream().collect(Collectors.joining(", ")));
+    
+    
   }
 
   private void deleteGuildSongsConfirm(List<GuildSong> songs, String user, Message msg) {
@@ -823,19 +835,17 @@ public class GuildMusicHandler {
     int item = random.nextInt(gsList.size());
 
     GuildSong song = gsList.get(item);
-
+    trackManager.queueNext(song.getSong().getFilePath());
-    apm.loadItem(song.getSong().getFilePath(), ts).get();
   }
 
   private boolean findSong(String uuid) throws Exception {
     GuildSong gs = guildSongRepoService.getGuildSongRepo().findByUuid(uuid);
     if (gs == null) return false;
 
-    apm.loadItem(gs.getSong().getFilePath(), ts).get();
+    trackManager.queueNext(gs.getSong().getFilePath());
-
     return true;
   }
-  
+
   private boolean isAdmin(GuildMessageReceivedEvent event) {
     if (!event.getMessage().getMember().hasPermission(Permission.ADMINISTRATOR, Permission.MANAGE_SERVER)) {
       event.getChannel().sendMessage(String.format("Sorry <@%s> i can't do that. *psst: you have to have manage server, or administrator role*", event.getMember().getIdLong())).queue();
@@ -843,7 +853,7 @@ public class GuildMusicHandler {
     }
     return true;
   }
-  
+
   private boolean checkCommands(GuildMessageReceivedEvent event, List<String> commands, String msg) {
     if (commands == null || commands.isEmpty()) {
       event.getChannel().sendMessage(msg).queue();
@@ -860,5 +870,5 @@ public class GuildMusicHandler {
       if (ex.getErrorResponse() != ErrorResponse.UNKNOWN_MESSAGE) throw ex;
     }
   }
-  
+
 }

src/main/java/net/locusworks/discord/eighttrack/main/EightTrackLauncher.java

@@ -74,7 +74,5 @@ public class EightTrackLauncher implements ApplicationRunner {
     logger.info("Starting Eight-Track");
     
     service.begin();
-    
-    
   }
 }

src/main/java/net/locusworks/discord/eighttrack/services/ConfigurationService.java

@@ -117,7 +117,7 @@ public class ConfigurationService {
     }
 
     if (changed) {
-      PropertiesManager.saveConfiguration(configuration, eightTrackConf, "Patch Repository properties file");
+      PropertiesManager.saveConfiguration(configuration, eightTrackConf, "Eight Track properties file");
     }
 
     lastModified = Files.getLastModifiedTime(eightTrackConf).toMillis();
@@ -133,7 +133,7 @@ public class ConfigurationService {
    * @throws Exception general exception
    */
   public void saveToConf(Properties confs) throws Exception {
-    PropertiesManager.saveConfiguration(confs, eightTrackConf, "Patch Repository properties file");
+    PropertiesManager.saveConfiguration(confs, eightTrackConf, "Eight Track properties file");
     logger.info("Saved config file: " + eightTrackConf + ", " + confs.size() + " entries");
     loadConf();
   }