deploy-commands.js

const { SlashCommandBuilder, Routes } = require("discord.js");
const { REST } = require("@discordjs/rest");
const { clientID, guildID, token } = require("./token.json");
const fs = require("node:fs");
const path = require("node:path");

const commands = [];
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);
	commands.push(command.data.toJSON());
}

const rest = new REST({ version: "10" }).setToken(token);

(async () => {
	try {
		console.log(
			`Started refreshing ${commands.length} application (/) commands.`
		);

		const data = await rest.put(
			Routes.applicationGuildCommands(clientID, guildID),
			{ body: commands }
		);

		console.log(
			`Successfully reloaded ${data.length} application (/) commands.`
		);
	} catch (error) {
		console.error(error);
	}
})();