import pg from 'pg';
import 'dotenv/config';
import { log } from '../log.js';

export const pool = new pg.Pool({
  connectionString: process.env.DATABASE_URL,
  max: 10,
  idleTimeoutMillis: 30_000,
  // Server-side cap so a pathological query can't pin a connection indefinitely.
  // Generous enough for migrations + hybrid search on this homelab-scale DB.
  statement_timeout: 30_000
});

// An idle pooled client can emit 'error' (DB restart, replication failover on
// the .215 cluster). With no listener, EventEmitter throws and the process
// crashes. Log and let pg discard the dead client; the pool reconnects lazily.
pool.on('error', (err) => {
  log.error({ err }, 'idle pg client error');
});