Created actions for manipulation of music and other things.

pom.xml

@@ -21,6 +21,10 @@
     </build>
     <packaging>jar</packaging>
 
+    <properties>
+        <pastebin4j.version>1.1.0</pastebin4j.version>
+    </properties>
+
     <repositories>
         <repository>
             <id>jcenter</id>
@@ -43,6 +47,11 @@
             <artifactId>lavaplayer</artifactId>
             <version>1.2.39</version>
         </dependency>
+        <dependency>
+            <groupId>com.github.kennedyoliveira</groupId>
+            <artifactId>pastebin4j</artifactId>
+            <version>${pastebin4j.version}</version>
+        </dependency>
     </dependencies>
 
 </project>

src/main/java/handiebot/HandieBot.java

@@ -8,6 +8,7 @@ import handiebot.view.View;
 import sx.blah.discord.api.ClientBuilder;
 import sx.blah.discord.api.IDiscordClient;
 import sx.blah.discord.api.events.EventSubscriber;
+import sx.blah.discord.handle.impl.events.ReadyEvent;
 import sx.blah.discord.handle.impl.events.guild.channel.message.MessageReceivedEvent;
 import sx.blah.discord.util.DiscordException;
 import sx.blah.discord.util.RateLimitException;
@@ -26,17 +27,17 @@ public class HandieBot {
     private static BotWindow window;
     public static BotLog log;
 
-    private CommandHandler commandHandler;
+    private static CommandHandler commandHandler;
     public static MusicPlayer musicPlayer;
 
-    private HandieBot() {
-        this.commandHandler = new CommandHandler(this);
-
-    }
-
     @EventSubscriber
     public void onMessageReceived(MessageReceivedEvent event) {
-        this.commandHandler.handleCommand(event);
+        commandHandler.handleCommand(event);
+    }
+
+    @EventSubscriber
+    public void onReady(ReadyEvent event){
+        log.log(BotLog.TYPE.INFO, "HandieBot initialized.");
     }
 
     public static void main(String[] args) throws DiscordException, RateLimitException {
@@ -47,7 +48,7 @@ public class HandieBot {
         log = new BotLog(view.getOutputArea());
         window = new BotWindow(view);
 
-        log.log(BotLog.TYPE.INFO, "Logging client in.");
+        log.log(BotLog.TYPE.INFO, "Logging client in...");
         client = new ClientBuilder().withToken(TOKEN).build();
         client.getDispatcher().registerListener(new HandieBot());
         client.login();

src/main/java/handiebot/command/CommandHandler.java

@@ -1,14 +1,21 @@
 package handiebot.command;
 
 import com.sun.istack.internal.NotNull;
-import handiebot.HandieBot;
 import handiebot.utils.DisappearingMessage;
+import handiebot.view.BotLog;
+import handiebot.view.actions.QuitAction;
+import handiebot.view.actions.music.PlayAction;
+import handiebot.view.actions.music.QueueListAction;
+import handiebot.view.actions.music.SkipAction;
+import handiebot.view.actions.music.ToggleRepeatAction;
 import sx.blah.discord.handle.impl.events.guild.channel.message.MessageReceivedEvent;
 import sx.blah.discord.handle.obj.*;
 import sx.blah.discord.util.EmbedBuilder;
 
 import java.awt.*;
 
+import static handiebot.HandieBot.log;
+
 /**
  * @author Andrew Lalis
  * Class to process commands.
@@ -16,18 +23,11 @@ import java.awt.*;
 public class CommandHandler {
 
     public static String PREFIX = "!";
-
-    private final HandieBot bot;
-
-    public CommandHandler(HandieBot bot){
-        this.bot = bot;
-    }
-
     /**
      * Main method to handle user messages.
      * @param event The event generated by the message.
      */
-    public void handleCommand(MessageReceivedEvent event){
+    public static void handleCommand(MessageReceivedEvent event){
         IMessage message = event.getMessage();
         IUser user = event.getAuthor();
         IChannel channel = event.getChannel();
@@ -38,29 +38,24 @@ public class CommandHandler {
             DisappearingMessage.deleteMessageAfter(1000, message);
             if (command.equals("play")){
                 //Play or queue a song.
-                if (args.length == 1) {
+                new PlayAction(guild, args).actionPerformed(null);
-                    HandieBot.musicPlayer.loadToQueue(guild, args[0]);
-                } else if (args.length == 0){
-                    HandieBot.musicPlayer.playQueue(guild);
-                }
             } else if (command.equals("skip") && args.length == 0){
                 //Skip the current song.
-                HandieBot.musicPlayer.skipTrack(guild);
+                new SkipAction(guild).actionPerformed(null);
             } else if (command.equals("help")){
                 //Send a PM to the user with help info.
-                this.sendHelpInfo(user);//TODO finish the help command and fill in with new descriptions each time.
+                sendHelpInfo(user);//TODO finish the help command and fill in with new descriptions each time.
-            } else if (command.equals("queue") && args.length == 0){
+            } else if (command.equals("queue")){
                 //Display the first few items of the queue.
-                HandieBot.musicPlayer.showQueueList(guild);
+                new QueueListAction(guild, (args.length == 1) && args[0].equals("all")).actionPerformed(null);
             } else if (command.equals("repeat")){
                 //Toggle repeat.
-                HandieBot.musicPlayer.toggleRepeat(guild);
+                new ToggleRepeatAction(guild).actionPerformed(null);
             } else if (command.equals("clear")){
                 //TODO clear command.
             } else if (command.equals("quit")){
                 //Quit the application.
-                channel.sendMessage("Quitting HandieBot functions.");
+                new QuitAction(guild).actionPerformed(null);
-                HandieBot.musicPlayer.quit(guild);
             } else if (command.equals("playlist")){
                 //Do playlist actions.
                 //TODO perform actions!
@@ -69,8 +64,12 @@ public class CommandHandler {
                 if (args[0].length() != 1){
                     new DisappearingMessage(channel, "You may only set the prefix to 1 character. To do otherwise is simply foolish.", 3000);
                 } else {
+                    new DisappearingMessage(channel, "Command prefix set to "+PREFIX, 10000);
+                    log.log(BotLog.TYPE.INFO, guild, "Prefix set to "+PREFIX);
                     setPrefix(args[0]);
                 }
+            } else {
+                log.log(BotLog.TYPE.ERROR, guild, "Invalid command: "+command+" issued by "+user.getName());
             }
         }
     }
@@ -80,7 +79,7 @@ public class CommandHandler {
      * @param message The message to get a command from.
      * @return The command word, minus the prefix, or null.
      */
-    private String extractCommand(IMessage message){
+    private static String extractCommand(IMessage message){
         String[] words = message.getContent().split(" ");
         if (words[0].startsWith(PREFIX)){
             return words[0].replaceFirst(PREFIX, "").toLowerCase();
@@ -94,7 +93,7 @@ public class CommandHandler {
      * @return A list of strings representing args.
      */
     @NotNull
-    private String[] extractArgs(IMessage message){
+    private static String[] extractArgs(IMessage message){
         String[] words = message.getContent().split(" ");
         if (words[0].startsWith(PREFIX)){
             String[] args = new String[words.length-1];
@@ -110,7 +109,7 @@ public class CommandHandler {
      * Method to send a useful list of commands to any user if they desire.
      * @param user The user to send the message to.
      */
-    private void sendHelpInfo(IUser user){
+    private static void sendHelpInfo(IUser user){
         IPrivateChannel pm = user.getOrCreatePMChannel();
         EmbedBuilder builder = new EmbedBuilder();
 

src/main/java/handiebot/lavaplayer/MusicPlayer.java

@@ -31,7 +31,8 @@ import static handiebot.HandieBot.log;
 public class MusicPlayer {
 
     //Name for the message and voice channels dedicated to this bot.
-    public static String CHANNEL_NAME = "HandieBotMusic";
+    static String CHANNEL_NAME = "HandieBotMusic";
+    private static String PASTEBIN_KEY = "769adc01154922ece448cabd7a33b57c";
 
     private final AudioPlayerManager playerManager;
 
@@ -74,7 +75,7 @@ public class MusicPlayer {
      * @param guild The guild to get the channel from.
      * @return A message channel on a particular guild that is specifically for music.
      */
-    private IChannel getChatChannel(IGuild guild){
+    public IChannel getChatChannel(IGuild guild){
         if (!this.chatChannels.containsKey(guild)){
             List<IChannel> channels = guild.getChannelsByName(CHANNEL_NAME.toLowerCase());
             if (channels.isEmpty()){
@@ -93,7 +94,7 @@ public class MusicPlayer {
      * @param guild The guild to get the channel from.
      * @return The voice channel on a guild that is for this bot.
      */
-    private IVoiceChannel getVoiceChannel(IGuild guild){
+    public IVoiceChannel getVoiceChannel(IGuild guild){
         if (!this.voiceChannels.containsKey(guild)){
             List<IVoiceChannel> channels = guild.getVoiceChannelsByName(CHANNEL_NAME);
             if (channels.isEmpty()){
@@ -119,11 +120,12 @@ public class MusicPlayer {
     /**
      * Sends a formatted message to the guild about the first few items in a queue.
      */
-    public void showQueueList(IGuild guild){
+    public void showQueueList(IGuild guild, boolean showAll){
         List<AudioTrack> tracks = getMusicManager(guild).scheduler.queueList();
         if (tracks.size() == 0) {
             new DisappearingMessage(getChatChannel(guild), "The queue is empty. Use **"+ CommandHandler.PREFIX+"play** *URL* to add songs.", 3000);
         } else {
+            if (!showAll) {
                 EmbedBuilder builder = new EmbedBuilder();
                 builder.withColor(255, 0, 0);
                 StringBuilder sb = new StringBuilder();
@@ -145,6 +147,29 @@ public class MusicPlayer {
                 builder.appendField("Showing " + (tracks.size() <= 10 ? tracks.size() : "the first 10") + " track" + (tracks.size() > 1 ? "s" : "") + ".", sb.toString(), false);
                 IMessage message = getChatChannel(guild).sendMessage(builder.build());
                 DisappearingMessage.deleteMessageAfter(6000, message);
+            } else {
+                StringBuilder sb = new StringBuilder("Queue for Discord Server: "+guild.getName()+"\n");
+                for (int i = 0; i < tracks.size(); i++){
+                    sb.append(i+1).append(". ").append(tracks.get(i).getInfo().title);
+                    int seconds = (int) (tracks.get(i).getInfo().length / 1000);
+                    int minutes = seconds / 60;
+                    seconds = seconds % 60;
+                    String time = String.format(" [%d:%02d]\n", minutes, seconds);
+                    sb.append(time);
+                }
+                //TODO: get pastebin working.
+                /*
+                PasteBin pasteBin = new PasteBin(new AccountCredentials(PASTEBIN_KEY));
+                Paste paste = new Paste(PASTEBIN_KEY);
+                paste.setTitle("Music Queue for Discord Server: "+guild.getName());
+                paste.setContent(sb.toString());
+                paste.setExpiration(PasteExpiration.ONE_HOUR);
+                paste.setVisibility(PasteVisibility.PUBLIC);
+                final String pasteURL = pasteBin.createPaste(paste);
+                log.log(BotLog.TYPE.INFO, guild, "Uploaded full queue to "+pasteURL);
+                new DisappearingMessage(getChatChannel(guild), "You may view the full queue here. "+pasteURL, 60000);
+                */
+            }
         }
     }
 
@@ -188,7 +213,7 @@ public class MusicPlayer {
      * Adds a track to the queue and sends a message to the appropriate channel notifying users.
      * @param track The track to queue.
      */
-    public void addToQueue(IGuild guild, AudioTrack track){
+    private void addToQueue(IGuild guild, AudioTrack track){
         IVoiceChannel voiceChannel = getVoiceChannel(guild);
         if (voiceChannel != null){
             if (!voiceChannel.isConnected()) {
@@ -240,10 +265,6 @@ public class MusicPlayer {
      */
     public void quit(IGuild guild){
         getMusicManager(guild).scheduler.quit();
-        IVoiceChannel vc = this.getVoiceChannel(guild);
-        if (vc.isConnected()){
-            vc.leave();
-        }
     }
 
     /**
@@ -252,10 +273,6 @@ public class MusicPlayer {
     public void quitAll(){
         this.musicManagers.forEach((guild, musicManager) -> {
             musicManager.scheduler.quit();
-            IVoiceChannel vc = this.getVoiceChannel(guild);
-            if (vc.isConnected()){
-                vc.leave();
-            }
         });
         this.playerManager.shutdown();
     }

src/main/java/handiebot/lavaplayer/TrackScheduler.java

@@ -6,10 +6,12 @@ import com.sedmelluq.discord.lavaplayer.player.event.AudioEventAdapter;
 import com.sedmelluq.discord.lavaplayer.tools.FriendlyException;
 import com.sedmelluq.discord.lavaplayer.track.AudioTrack;
 import com.sedmelluq.discord.lavaplayer.track.AudioTrackEndReason;
+import handiebot.HandieBot;
 import handiebot.view.BotLog;
 import sx.blah.discord.handle.obj.IChannel;
 import sx.blah.discord.handle.obj.IGuild;
 import sx.blah.discord.handle.obj.IMessage;
+import sx.blah.discord.handle.obj.IVoiceChannel;
 import sx.blah.discord.util.RequestBuffer;
 
 import java.util.List;
@@ -113,11 +115,19 @@ public class TrackScheduler extends AudioEventAdapter {
      * Starts the next track, stopping the current one if it's playing.
      */
     public void nextTrack(){
+        AudioTrack currentTrack = this.player.getPlayingTrack();
+        if (currentTrack != null){
+            this.player.stopTrack();
+        }
         AudioTrack track = (this.repeat ? this.activePlaylist.getNextTrackAndRequeue(this.shuffle) : this.activePlaylist.getNextTrackAndRemove(this.shuffle));
         if (track != null) {
+            IVoiceChannel voiceChannel = HandieBot.musicPlayer.getVoiceChannel(this.guild);
+            if (!voiceChannel.isConnected()){
+                voiceChannel.join();
+            }
             player.startTrack(track, false);
         } else {
-            player.stopTrack();
+            this.quit();
         }
     }
 
@@ -125,8 +135,11 @@ public class TrackScheduler extends AudioEventAdapter {
      * If the user wishes to quit, stop the currently played track.
      */
     public void quit(){
+        IVoiceChannel voiceChannel = HandieBot.musicPlayer.getVoiceChannel(this.guild);
+        if (voiceChannel.isConnected()){
+            voiceChannel.leave();
+        }
         this.player.stopTrack();
-        this.player.destroy();
     }
 
     @Override
@@ -134,7 +147,7 @@ public class TrackScheduler extends AudioEventAdapter {
         log.log(BotLog.TYPE.MUSIC, this.guild, "Started audio track: "+track.getInfo().title);
         List<IChannel> channels = this.guild.getChannelsByName(MusicPlayer.CHANNEL_NAME.toLowerCase());
         if (channels.size() > 0){
-            IMessage message = channels.get(0).sendMessage("Now playing: **"+track.getInfo().title+"**.");
+            IMessage message = channels.get(0).sendMessage("Now playing: **"+track.getInfo().title+"**\n"+track.getInfo().uri);
             RequestBuffer.request(() -> {message.addReaction(":thumbsup:");}).get();
             RequestBuffer.request(() -> {message.addReaction(":thumbsdown:");});
         }
@@ -142,13 +155,10 @@ public class TrackScheduler extends AudioEventAdapter {
 
     @Override
     public void onTrackEnd(AudioPlayer player, AudioTrack track, AudioTrackEndReason endReason) {
-        System.out.println("Track ended.");
         if (endReason.mayStartNext){
-            System.out.println("Moving to next track.");
             nextTrack();
         } else {
-            log.log(BotLog.TYPE.ERROR, this.guild, "Unable to go to the next track. Reason: "+endReason.name());
+            log.log(BotLog.TYPE.MUSIC, this.guild, "Unable to go to the next track. Reason: "+endReason.name());
-            System.out.println(endReason.toString());
         }
     }
 

src/main/java/handiebot/view/CommandLineListener.java

@@ -21,6 +21,7 @@ public class CommandLineListener implements KeyListener {
             //user wishes to submit command.
             JTextField commandLine = (JTextField) e.getSource();
             String[] words = commandLine.getText().trim().split(" ");
+            commandLine.setText(null);
             String command = words[0];
             String[] args = new String[words.length-1];
             for (int i = 1; i < words.length; i++) {

src/main/java/handiebot/view/actions/QuitAction.java

@@ -1,6 +1,7 @@
 package handiebot.view.actions;
 
 import handiebot.HandieBot;
+import sx.blah.discord.handle.obj.IGuild;
 
 import java.awt.event.ActionEvent;
 import java.awt.event.ActionListener;
@@ -10,8 +11,22 @@ import java.awt.event.ActionListener;
  */
 public class QuitAction implements ActionListener {
 
+    private IGuild guild;
+
+    public QuitAction(){
+    }
+
+    public QuitAction(IGuild guild){
+        this.guild = guild;
+    }
+
     @Override
     public void actionPerformed(ActionEvent e) {
+        if (guild != null){
+            HandieBot.musicPlayer.getChatChannel(this.guild).sendMessage("Quiting HandieBot");
+            HandieBot.musicPlayer.quit(this.guild);
+        } else {
             HandieBot.quit();
         }
     }
+}

src/main/java/handiebot/view/actions/music/MusicAction.java

@@ -0,0 +1,18 @@
+package handiebot.view.actions.music;
+
+import sx.blah.discord.handle.obj.IGuild;
+
+import java.awt.event.ActionListener;
+
+/**
+ * @author Andrew Lalis
+ */
+public abstract class MusicAction implements ActionListener {
+
+    protected IGuild guild;
+
+    public MusicAction(IGuild guild) {
+        this.guild = guild;
+    }
+
+}

src/main/java/handiebot/view/actions/music/PlayAction.java

@@ -0,0 +1,32 @@
+package handiebot.view.actions.music;
+
+import handiebot.HandieBot;
+import sx.blah.discord.handle.obj.IGuild;
+
+import java.awt.event.ActionEvent;
+
+/**
+ * @author Andrew Lalis
+ */
+public class PlayAction extends MusicAction {
+
+    private String[] args = null;
+
+    public PlayAction(IGuild guild) {
+        super(guild);
+    }
+
+    public PlayAction(IGuild guild, String[] args){
+        super(guild);
+        this.args = args;
+    }
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        if (this.args == null || this.args.length < 1){
+            HandieBot.musicPlayer.playQueue(this.guild);
+        } else {
+            HandieBot.musicPlayer.loadToQueue(this.guild, this.args[0]);
+        }
+    }
+}

src/main/java/handiebot/view/actions/music/QueueListAction.java

@@ -0,0 +1,24 @@
+package handiebot.view.actions.music;
+
+import handiebot.HandieBot;
+import sx.blah.discord.handle.obj.IGuild;
+
+import java.awt.event.ActionEvent;
+
+/**
+ * @author Andrew Lalis
+ */
+public class QueueListAction extends MusicAction {
+
+    private boolean showAll = false;
+
+    public QueueListAction(IGuild guild, boolean showAll){
+        super(guild);
+        this.showAll = showAll;
+    }
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        HandieBot.musicPlayer.showQueueList(this.guild, this.showAll);
+    }
+}

src/main/java/handiebot/view/actions/music/SkipAction.java

@@ -0,0 +1,21 @@
+package handiebot.view.actions.music;
+
+import handiebot.HandieBot;
+import sx.blah.discord.handle.obj.IGuild;
+
+import java.awt.event.ActionEvent;
+
+/**
+ * @author Andrew Lalis
+ */
+public class SkipAction extends MusicAction {
+
+    public SkipAction(IGuild guild) {
+        super(guild);
+    }
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        HandieBot.musicPlayer.skipTrack(this.guild);
+    }
+}

src/main/java/handiebot/view/actions/music/ToggleRepeatAction.java

@@ -0,0 +1,21 @@
+package handiebot.view.actions.music;
+
+import handiebot.HandieBot;
+import sx.blah.discord.handle.obj.IGuild;
+
+import java.awt.event.ActionEvent;
+
+/**
+ * @author Andrew Lalis
+ */
+public class ToggleRepeatAction extends MusicAction {
+
+    public ToggleRepeatAction(IGuild guild) {
+        super(guild);
+    }
+
+    @Override
+    public void actionPerformed(ActionEvent e) {
+        HandieBot.musicPlayer.toggleRepeat(this.guild);
+    }
+}