deploy-commands.js

const fs = require('node:fs');
const path = require('node:path');
const { REST, Routes } = require('discord.js');
const { clientId, guildId, token, local } = require('./config.json');

const commands = [];
const commandsPath = path.join(__dirname, 'src', '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);
    if ('data' in command && 'execute' in command) {
        commands.push(command.data.toJSON());
    } else {
        console.log(`[WARNING] The command at ${filePath} is missing a required "data" or "execute" property.`);
    }
}

const rest = new REST().setToken(token);

if (local === true) {
    rest.put(Routes.applicationGuildCommands(clientId, guildId), { body: commands })
        .then(() => console.log('Successfully registered local guild application commands.'))
        .catch(console.error);
} else {
    rest.put(Routes.applicationCommands(clientId), { body: commands })
        .then(() => console.log('Successfully registered application commands.'))
        .catch(console.error);
}