index.js

require('dotenv').config()
const { Client, Collection, Intents } = require('discord.js');
const fs = require('node:fs');

const client = new Client({ intents: ["GUILDS", "GUILD_MESSAGES", Intents.FLAGS.GUILDS] });

// Retrieve commands automatically from the /commands directory files names
client.commands = new 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.data.name, command);
}

// Tell you when the bot is online and ready to work
client.once('ready', () => {
  console.log('Ready!');
});

// Handle commands here!
client.on('interactionCreate', async (interaction) => {
  if (!interaction.isCommand()) return;

  const command = client.commands.get(interaction.commandName);

  if (!command) return;

  try {
    await command.execute(interaction);
  } catch (error) {
    console.error(error);
    await interaction.reply({ content: 'There was an error while executing this command!', ephemeral: true });
  }
});

client.login(process.env.DISCORD_TOKEN);