import { Pool } from 'pg';

if (!process.env.DB_PASSWORD) {
  console.error('FATAL: DB_PASSWORD environment variable not set');
  process.exit(1);
}

const pool = new Pool({
  host: process.env.DB_HOST || '127.0.0.1',
  port: parseInt(process.env.DB_PORT || '5433'),
  database: process.env.DB_NAME || 'eventheodds_sports',
  user: process.env.DB_USER || 'eventheodds',
  password: process.env.DB_PASSWORD,
  max: 5,
  idleTimeoutMillis: 30000,
  connectionTimeoutMillis: 5000,
});

pool.on('error', (err) => {
  console.error('[db] Unexpected pool error:', err);
});

export async function query(text: string, params?: (string | number | boolean | null | Date)[]) {
  const res = await pool.query(text, params);
  return res;
}

export default pool;