index.js

import { Client, Collection, Events, GatewayIntentBits } from "discord.js";
import dotenv from "dotenv";
import fs from "node:fs";
import path from "node:path";
import { fileURLToPath } from 'url';

// ES modules don't have __dirname, so we need to construct it
const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

// Create a new client instance
const client = new Client({ intents: [GatewayIntentBits.Guilds] });
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 = `./commands/${file}`;
  const command = await import(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.default && "execute" in command.default) {
    client.commands.set(command.default.data.name, command.default);
  } else {
    console.log(
      `[WARNING] The command at ${filePath} is missing a required "data" or "execute" property.`
    );
  }
}

dotenv.config();

// When the client is ready, run this code (only once)
client.once(Events.ClientReady, (c) => {
  console.log(`Ready! Logged in as ${c.user.tag}`);
});

// Log in to Discord with your client's token
client.login(process.env.TOKEN);

client.on(Events.InteractionCreate, async (interaction) => {
  if (!interaction.isChatInputCommand()) return;
  const command = interaction.client.commands.get(interaction.commandName);

  if (!command) {
    console.error(`No command matching ${interaction.commandName} was found.`);
    return;
  }

  try {
    await command.execute(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,
      });
    }
  }
});