index.js

const { Client, Events, GatewayIntentBits, Collection } = require("discord.js");
const { Player } = require("discord-player");

const fs = require("node:fs");
const path = require("node:path");
require("dotenv").config();

const main = async () => {
  // Create a new client instance
  const client = new Client({
    intents: [GatewayIntentBits.Guilds, GatewayIntentBits.GuildVoiceStates],
  });

  // this is the entrypoint for discord-player based application
  client.player = new Player(client);
  await client.player.extractors.loadDefault(
    (ext) => ext !== "YouTubeExtractor"
  );

  // command handler
  client.commands = new Collection();

  const commandsPath = path.join(__dirname, "commands");
  const commandFiles = fs
    .readdirSync(commandsPath)
    .filter((file) => file.endsWith(".js"));

  for (const file of commandFiles) {
    const filePath = path.join(commandsPath, file);
    const command = require(filePath);
    // Set a new item in the Collection with the key as the command name and the value as the exported module
    if ("data" in command && "execute" in command) {
      client.commands.set(command.data.name, command);
    } else {
      console.log(
        `[WARNING] The command at ${filePath} is missing a required "data" or "execute" property.`
      );
    }
  }

  //listeners
  client.on(Events.InteractionCreate, async (interaction) => {
    const command = interaction.client.commands.get(interaction.commandName);

    try {
      if (interaction.isChatInputCommand()) {
        //Handling chat slashCommand requests
        await command.execute(interaction);
      } else if (interaction.isAutocomplete()) {
        //Handling autocomplete requests
        await command.autocomplete(interaction);
      }
    } catch (error) {
      console.error(error);
      // if (interaction.replied || interaction.deferred) {
      //   await interaction.followUp({
      //     content: "There was an error while executing this command!",
      //     ephemeral: true,
      //   });
      // } else {
      //   await interaction.reply({
      //     content: "There was an error while executing this command!",
      //     ephemeral: true,
      //   });
      // }
    }
  });

  client.once(Events.ClientReady, (c) => {
    console.log(`Ready! Logged in as ${c.user.tag}`);
  });

  // Log in to Discord with token
  client.login(process.env.token);
};

main();