deploy-guild-commands.js

const fs = require('fs');
const { REST } = require('@discordjs/rest');
const { Routes } = require('discord-api-types/v9');
const { token, guildId, clientId } = require('./config.json');

// Assign commands
const commands = [];
// Get command folders from ./commands
const commandFolders = fs.readdirSync('./commands');
for (const folder of commandFolders) {
			// Find files ending with .js in commands folder
	const commandFiles = fs.readdirSync(`./commands/${folder}`).filter(file => file.endsWith('.js'));

	for (const file of commandFiles) {
		// Get command from files
		const command = require(`./commands/${folder}/${file}`);
		// Push command to array
		commands.push(command.data.toJSON());
	}
}


const rest = new REST({ version: '9' }).setToken(token);

(async () => {
	try {
		console.log('Started refreshing application (/) commands.');

		await rest.put(
			Routes.applicationGuildCommands(clientId, guildId),
			{ body: commands },
			// Register slash commands with Discord's REST API
		);

		console.log('Successfully reloaded application (/) commands.');
	} catch (error) {
		console.error(error);
		// Catch and display any potential errors
	}
})();