import { pool } from '../pool.js';

const COLS = 'id, kind, name, node, ip, mac, note, updated_at';

// Authoritative guest/host LAN inventory (id -> ip -> mac). Read-only here; the
// canonical seed lives in migration 023. Used by the infra_audit sanity check
// and as the source for router DHCP reservations.
export async function all() {
  const { rows } = await pool.query(`SELECT ${COLS} FROM network_hosts ORDER BY id`);
  return rows;
}

export async function get(id) {
  const { rows: [r] } = await pool.query(`SELECT ${COLS} FROM network_hosts WHERE id=$1`, [id]);
  return r || null;
}

// Hosts still missing a captured MAC (e.g. the Pi when it was down at seed time).
export async function missingMac() {
  const { rows } = await pool.query(`SELECT ${COLS} FROM network_hosts WHERE mac IS NULL ORDER BY id`);
  return rows;
}

export async function setMac(id, mac) {
  const { rows: [r] } = await pool.query(
    `UPDATE network_hosts SET mac=$2, updated_at=now() WHERE id=$1 RETURNING ${COLS}`, [id, mac]);
  return r || null;
}