Reworked how mp3s are being read and loaded int player

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

@@ -0,0 +1,62 @@
+/**
+ *
+ * Project: Eight Track, File: EightTrackAudioSendHandler.java
+ *
+ * Copyright 2019-2019 Locusworks LLC.
+ * All rights reserved. Federal copyright law prohibits unauthorized reproduction by
+ * any means and imposes fines up to $25,000 for violation.  No part of this material
+ * may be reproduced, transmitted, transcribed, stored in a retrieval system, copied,
+ * modified, duplicated, adapted or translated into another program language in any
+ * form or by any means, electronic, mechanical, photocopying, recording, or
+ * otherwise, without the prior written permission from Locusworks. Locusworks
+ * affirms that Eight-Track(R) software and data is subject to United States
+ * Government Purpose Rights.  Contact Locusworks, 1313 Lawnview Drive
+ * Forney TX 75126, (802) 488-0438, for commercial licensing opportunities.
+ *
+ * IN NO EVENT SHALL LOCUSWORKS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT, SPECIAL,
+ * INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT
+ * OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF LOCUSWORKS HAS BEEN
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  NO RESPONSIBILITY IS ASSUMED BY
+ * LOCUSWORKS FOR ITS USE, OR FOR ANY INFRINGEMENTS OF PATENTS OR OTHER RIGHTS OF
+ * THIRD PARTIES RESULTING FROM ITS USE.  LOCUSWORKS SPECIFICALLY DISCLAIMS ANY
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE AND
+ * ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED HEREUNDER IS PROVIDED "AS
+ * IS". LOCUSWORKS HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
+ * ENHANCEMENTS, OR MODIFICATIONS.
+ */
+package net.locusworks.discord.eighttrack.audio;
+
+import java.nio.ByteBuffer;
+
+import com.sedmelluq.discord.lavaplayer.player.AudioPlayer;
+import com.sedmelluq.discord.lavaplayer.track.playback.AudioFrame;
+
+import net.dv8tion.jda.api.audio.AudioSendHandler;
+
+public class EightTrackAudioSendHandler implements AudioSendHandler {
+  
+  private final AudioPlayer audioPlayer;
+  private AudioFrame lastFrame;
+  
+  public EightTrackAudioSendHandler(AudioPlayer audioPlayer) {
+    this.audioPlayer = audioPlayer;
+  }
+
+  public boolean canProvide() {
+    lastFrame = audioPlayer.provide();
+    return lastFrame != null;
+  }
+
+  public ByteBuffer provide20MsAudio() {
+    if (lastFrame == null || lastFrame.getData() == null) {
+      return ByteBuffer.wrap(new byte[0]);
+    }
+    return ByteBuffer.wrap(lastFrame.getData());
+  }
+
+  public boolean isOpus() {
+    return true;
+  }
+
+}