created play queue, added weed, damnson, wombo voice commands

bot.js

@@ -3,6 +3,12 @@ const Discord = require('discord.js');
 const auth = require('./auth.json');
 const XMLHttpRequest = require("xmlhttprequest").XMLHttpRequest;
 
+// voice setup
+var playQueue = [];
+var playVolume = [];
+var queueExists = false;
+var channel = null;
+
 // coin flip
 function coinFlip() {
 	return (Math.floor(Math.random() * 2) == 0) ? 'heads' : 'tails';
@@ -143,7 +149,68 @@ function getRandomInt(min, max)
     return Math.floor(Math.random() * (max - min + 1)) + min;
 }
 
-// setup
+// voice setup
+function setupVoice(file, volume, voice_channel)
+{
+    playQueue.unshift(file);
+    playVolume.unshift(volume);
+
+    if(!channel)
+    {
+        channel = voice_channel;
+    }
+    if(channel instanceof Discord.VoiceChannel)
+    {
+        if(!queueExists)
+        {
+            queueExists = true;
+            channel.join().then(connection =>
+            {
+                handlePlayQueue(connection);
+            });
+        }
+    }
+    else
+    {
+        playQueue.pop();
+        playVolume.pop();
+        channel = null;
+    }
+}
+
+// voice queue
+function handlePlayQueue(connection)
+{
+    if (playQueue.length == 0)
+    {
+        return;
+    }
+
+    currentCommand = playQueue[0];
+    const dispatcher = connection.playFile(currentCommand)
+    dispatcher.on("end", () => 
+    {
+        playQueue.pop();
+        playVolume.pop();
+
+        if(playQueue.length == 0)
+        {
+            queueExists = false;
+            if(channel != null)
+            {
+                channel.leave();
+                channel = null;
+            }
+        }
+        else
+        {
+            handlePlayQueue(connection);
+        }
+    });
+    dispatcher.setVolume(playVolume[0]);
+}
+
+// discord setup
 const client = new Discord.Client();
 
 client.on('ready', () => {
@@ -258,30 +325,33 @@ client.on('message', message => {
 
             // Voice commands
             case 'join':
-                message.member.voiceChannel.join();
+                channel = message.member.voiceChannel;
+                channel.join();
                 break;
             case 'leave':
-                message.member.voiceChannel.leave();
-                break;
-            case 'quiethorn':
-                message.member.voiceChannel.join().then(connection => {
-                    const dispatcher = connection.playFile('voice/mlg-airhorn.mp3');
-                    dispatcher.on('end', () => {
-                        message.member.voiceChannel.leave();
-                    });
-                    
-                    dispatcher.setVolume(0.01);
-                });
+            case 'stop':
+            case 'skip':
+                if(channel != null)
+                {
+                    channel.leave();
+                    channel = null;
+                }
+                playQueue = [];
                 break;
             case 'airhorn':
-                message.member.voiceChannel.join().then(connection => {
-                    const dispatcher = connection.playFile('voice/mlg-airhorn.mp3');
-                    dispatcher.on('end', () => {
-                        message.member.voiceChannel.leave();
-                    });
-                    
-                    dispatcher.setVolume(0.25);
-                });
+                setupVoice('voice/mlg-airhorn.mp3', 0.35, message.member.voiceChannel); 
+                break;
+            case 'quiethorn':
+                setupVoice('voice/mlg-airhorn.mp3', 0.05, message.member.voiceChannel); 
+                break;
+            case 'weed':
+                setupVoice('voice/smoke-weed.mp3', 0.35, message.member.voiceChannel); 
+                break;
+            case 'damnson':
+                setupVoice('voice/damnson.mp3', 0.35, message.member.voiceChannel); 
+                break;
+            case 'wombo':
+                setupVoice('voice/wombocombo.mp3', 0.20, message.member.voiceChannel); 
                 break;
         }