const express = require('express');
const router = express.Router();

const fs = require('fs');
const path = require('path');

const usersPath = path.resolve(__dirname, '..', 'api_v1', 'users.json');

router.get('/', async (req, res) => {
  try {
    const loggedUser = req.user?.name;

    if (loggedUser !== 'Admin') {
      return res.status(403).json({
        ok: false,
        error: 'Forbidden'
      });
    }

    const userdb = JSON.parse(fs.readFileSync(usersPath, 'utf-8'));

    const users = (userdb.users || [])
      .filter(u => u && u.name)
      .map(u => ({
        name: u.name
      }));

    res.json(users);
  } catch (err) {
    console.error('❌ Errore GET /users:', err);

    res.status(500).json({
      ok: false,
      error: err.message
    });
  }
});

module.exports = router;