/**
 * Look up a Discord user by ID. Uses repo root .env for token so it works without broccolini-bot config.
 * Usage: node scripts/lookup-user.js [user_id]
 * Run from broccolini-bot/ (or use full path to script).
 */
const path = require('path');
require('dotenv').config({ path: path.resolve(__dirname, '../../.env') });

const token = (process.env.DISCORD_BOT_TOKEN || process.env.DISCORD_TOKEN || '').trim();
if (!token) {
  console.error('Set DISCORD_BOT_TOKEN or DISCORD_TOKEN in repo root .env (/IB-Discord-Bot/.env)');
  process.exit(1);
}

const { Client, GatewayIntentBits } = require('discord.js');
const userId = process.argv[2] || '140081819986034688';

const client = new Client({ intents: [GatewayIntentBits.Guilds] });

client.once('ready', async () => {
  try {
    const user = await client.users.fetch(userId);
    console.log('User:', {
      id: user.id,
      username: user.username,
      globalName: user.globalName ?? user.username,
      tag: user.tag,
      bot: user.bot
    });
  } catch (err) {
    console.error('Lookup failed:', err.message);
    if (err.code === 10013) console.error('Unknown user, or bot does not share a server with this user.');
  } finally {
    client.destroy();
    process.exit(0);
  }
});

client.login(token);