clean up and simplify sfx command

main.js

@@ -1,23 +1,31 @@
+// Import modules
 const { Client } = require('discord.js');
 const fs = require('fs');
 const path = require('path');
 const tokens = require('./tokens.json');
 
+// Set up Discord client
 const client = new Client();
-const sfxFilePath = path.join(__dirname, 'sfx');
-const allowedChannels = /bot|alttp-alerts/;
 
-let playOptions = {volume: 0.25, passes: tokens.passes};
+// Set up SFX
+const sfxFilePath = path.join(__dirname, 'sfx');
+const allowedSfxChannels = new RegExp(tokens.allowedSfxChannels);
+let playOptions = {volume: tokens.sfxVolume, passes: tokens.passes};
 let playing = false;
 
-// read in sfx directory, filenames are the commands
+// Read in sfx directory, filenames are the commands
-let sfxList = fs.readdirSync(sfxFilePath);
+let sfxList = readSfxDirectory(sfxFilePath);
-sfxList.forEach(function(el, index, a) {
+// Watch directory for changes and update the list
-  a[index] = el.split('.')[0];
+fs.watch(sfxFilePath, (eventType, filename) => {
+  if (eventType === 'rename') {
+    sfxList = readSfxDirectory(sfxFilePath);
+  }
 });
 
+// Set up the native commands to handle
 const commands = {
-  'x': (msg) => {
+  'sfx': (msg) => {
+    if (!allowedSfxChannels.test(msg.channel.name)) return;
     let sfx = msg.content.split(' ')[1];
     if (sfx == '' || sfx === undefined) return msg.channel.send('```'+sfxList.join(', ')+'```');
 
@@ -30,51 +38,56 @@ const commands = {
     } else if (fs.existsSync(path.join(sfxFilePath, sfx + '.wav'))) {
       sfxPath = path.join(sfxFilePath, sfx + '.wav');
     } else {
-      return msg.channel.send('This sound effect does not exist!');
+      return msg.reply('This sound effect does not exist!');
     }
 
-    if (!msg.guild.voiceConnection) return commands.xjoin(msg).then(() => commands.x(msg));
+    if (!msg.guild.voiceConnection) return joinVoiceChannel(msg).then(() => commands.sfx(msg));
 
     playing = true;
-    (function play(song) {
+    (function play(sfxFile) {
-      console.log(song);
+      const dispatcher = msg.guild.voiceConnection.playFile(sfxFile, playOptions);
-      const dispatcher = msg.guild.voiceConnection.playFile(song, playOptions);
       dispatcher.on('end', reason => {
-            console.log('end: ' + reason)
+        //console.log('end: ' + reason)
         playing = false;
         msg.guild.voiceConnection.disconnect();
       })
       .on('error', error => {
-            console.log('error: ' + error);
+        //console.log('error: ' + error);
         playing = false;
         msg.guild.voiceConnection.disconnect();
       })
-          .on('start', () => {console.log('started');});
+      .on('start', () => {});
     })(sfxPath);
   },
-  'xjoin': (msg) => {
+  'reboot': (msg) => {
+    if (msg.author.id == tokens.adminID) process.exit(); //Requires a node module like Forever to work.
+  }
+};
+
+// Wait for discord to be ready, handle messages
+client.on('ready', () => {
+  console.log(`${tokens.botName} is connected and ready`);
+}).on('message', msg => {
+  if (!msg.content.startsWith(tokens.prefix)) return;
+  let cmd = msg.content.toLowerCase().slice(tokens.prefix.length).split(' ')[0];
+  if (commands.hasOwnProperty(cmd)) commands[cmd](msg);
+});
+client.login(tokens.d_token);
+
+function readSfxDirectory(path)
+{
+  let sfxList = fs.readdirSync(sfxFilePath);
+  sfxList.forEach(function(el, index, a) {
+    a[index] = el.split('.')[0];
+  });
+  return sfxList;
+}
+
+function joinVoiceChannel(msg)
+{
   return new Promise((resolve, reject) => {
     const voiceChannel = msg.member.voiceChannel;
     if (!voiceChannel || voiceChannel.type !== 'voice') return msg.reply('I couldn\'t connect to your voice channel...');
     voiceChannel.join().then(connection => resolve(connection)).catch(err => reject(err));
   });
-  },
-  'xhelp': (msg) => {
-    let tosend = ['```xl', tokens.prefix + 'x {sfx}: "Plays the requested sound effect in your current voice channel"', '```'];
-    msg.channel.sendMessage(tosend.join('\n'));
-  },
-  'xreboot': (msg) => {
-    if (msg.author.id == tokens.adminID) process.exit(); //Requires a node module like Forever to work.
 }
-};
-
-client.on('ready', () => {
-  console.log('ready!');
-});
-
-client.on('message', msg => {
-  if (!allowedChannels.test(msg.channel.name) || !msg.content.startsWith(tokens.prefix)) return;
-  let cmd = msg.content.toLowerCase().slice(tokens.prefix.length).split(' ')[0];
-  if (commands.hasOwnProperty(cmd)) commands[cmd](msg);
-});
-client.login(tokens.d_token);