added join and leave commands

index.js

@@ -1,8 +1,37 @@
-const Discord = require('discord.js');
-const client = new Discord.Client();
-
 require('dotenv').config();
 
+const fs = require('fs');
+const Discord = require('discord.js');
+
+const client = new Discord.Client();
+client.commands = new Discord.Collection();
+
+const commandFiles = fs.readdirSync('./commands').filter(file => file.endsWith('.js'));
+
+for (const file of commandFiles) {
+    const command = require(`./commands/${file}`);
+    client.commands.set(command.name, command);
+}
+
+client.on('message', async message => {
+    if (!message.content.startsWith(process.env.PREFIX) || message.author.bot) return;
+
+    const args = message.content.slice(process.env.PREFIX.length).split(/ +/);
+    const commandName = args.shift().toLowerCase();
+    const voiceChannel = message.member.voice.channel;
+
+    if (!client.commands.has(commandName)) return message.reply('this command does not exist!');
+
+    const command = client.commands.get(commandName);
+
+    try {
+        command.execute(message, voiceChannel, args);
+    } catch (error) {
+        console.error(error);
+        message.reply('there was an error trying to execute that command!');
+    }
+});
+
 client.once('ready', () => {
     console.log('ready');
 });