bot.js

const { Client, Intents, MessageEmbed, Collection } = require('discord.js');
const client = new Client({ intents: [Intents.FLAGS.GUILDS, Intents.FLAGS.GUILD_MESSAGES] });
const config = require('./config.js');
const fs = require('fs');
const chalk = require('chalk');
client.commands = new Collection();
client.categories = new Collection();
client.queue = new Map();
const cooldowns = new Collection();
const escapeRegex = (str) => str.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
const bot = client;

let prefix = config['prefix'];
client.login(config['token']);

client.on('ready', () => {
  client.user.setActivity(`You`, { type: "WATCHING" })
});

const commandFolders = fs.readdirSync('./commands');

for (const folder of commandFolders) {
  const commandFiles = fs.readdirSync(`./commands/${folder}`).filter(file => file.endsWith('js'));
  for (const file of commandFiles) {
    const command = require(`./commands/${folder}/${file}`);
    client.commands.set(command.name, command);
    client.categories.set(command.commandCategory, command)
    console.log(chalk.redBright(`loaded: `) + chalk.green(`./commands/`) + chalk.blueBright(`${folder}/`) + chalk.yellowBright(`${file}`))
  }
}

let commands = client.commands.array();

client.on('message', message => {
  if (!message.content.startsWith(prefix) || message.author.bot) return;

  const args = message.content.slice(prefix.length).trim().split(/ +/);
  const commandName = args.shift().toLowerCase();

  const command = client.commands.get(commandName)
    || client.commands.find(cmd => cmd.aliases && cmd.aliases.includes(commandName));

  if (!command) return;

  if (command.guildOnly && message.channel.type === 'dm') {
    return message.reply('I can\'t execute that command inside DMs!');
  }

  if (command.permissions) {
    const authorPerms = message.channel.permissionsFor(message.author);
    if (!authorPerms || !authorPerms.has(command.permissions)) {
      return message.reply('You can not do this!');
    }
  }

  if (command.args && !args.length) {
    let reply = `You didn't provide any arguments, ${message.author}!`;

    if (command.usage) {
      reply += `\nThe proper usage would be: \`${prefix}${command.name} ${command.usage}\``;
    }

    return message.channel.send(reply);
  }

  if (!cooldowns.has(command.name)) {
    cooldowns.set(command.name, new Collection());
  }

  const now = Date.now();
  const timestamps = cooldowns.get(command.name);
  const cooldownAmount = (command.cooldown || 3) * 1000;

  if (timestamps.has(message.author.id)) {
    const expirationTime = timestamps.get(message.author.id) + cooldownAmount;

    if (now < expirationTime) {
      const timeLeft = (expirationTime - now) / 1000;
      return message.reply(`please wait ${timeLeft.toFixed(1)} more second(s) before reusing the \`${command.name}\` command.`);
    }
  }

  timestamps.set(message.author.id, now);
  setTimeout(() => timestamps.delete(message.author.id), cooldownAmount);

  try {
    command.execute(message, args, client, bot);
  } catch (error) {
    console.error(error);
    message.reply(`An error occured:\n\n\`\`\`js\n${error}\n\`\`\``);
  }
});