index.js

const Discord = require("discord.js"); //Import all libraries
const client = new Discord.Client({ partials: ['MESSAGE', 'CHANNEL', 'REACTION'] }); //set new Client
const config = require("./config.json") //define Config
//Fires when the Bot has started
client.on("ready", () => {
    radioexecuteadmin(client); //call the function
    client.user.setActivity("🎶 24/7 Music 🎶", { type: "PLAYING" }); //set Bot activity 
    console.log(`${client.user.username} ready!`); //Log that the Bot is ready
});
//recognise if someone joins the channel
client.on('voiceStateUpdate', async (oldState, newState) => {
    try {
        if (newState.channel.id === config.voicechannel) { // if its the channel
            if (newState.channel.members.size > 2) return; //if there are more then 2 members return
            if (newState.member.id === client.user.id) return; // if the member is the Bot return
            if (newState.member.user.bot) return //if its a Bot return
            radioexecuteadmin(); //call the function
        }
    }
    catch {
    }
});
//login the Bot | Start the Bot
client.login(config.token);
//function to execute the Bot
async function radioexecuteadmin() {
    const voiceChannel = client.guilds.cache.get(config.guildid).channels.cache.get(config.voicechannel); //define the Voice Channel
   try{
        await voiceChannel.leave(); // leave the channel
        await delay(300); // wait 300ms to provent a bug
   }catch{
   }
   
    var connection = await voiceChannel.join();//join the channel and
    await connection.voice.setSelfDeaf(true); await connection.voice.setDeaf(true); //selfdeaf
    const dispatcher = connection.play('./audiofile.mp3'); //pick the audiofile sample is in the folder
    dispatcher.on("end", end => { radioexecuteadmin() });
}
//delay function
function delay(delayInms) {
    return new Promise(resolve => {
        setTimeout(() => {
            resolve(2);
        }, delayInms);
    });
}