<?php
// transit/route/for_org.php — الراكب يستعرض خطوط مؤسسته (يشترط عضوية نشطة)
// POST: org_id

require_once __DIR__ . '/../../transit/connect_app.php';

if ($transit_user_role !== 'passenger') jsonError('Only passengers can browse routes', 403);

$orgId = filterRequest('org_id', 'int');
if (!$orgId) jsonError('org_id is required', 400);

$chk = $transit_con->prepare(
    "SELECT id FROM transit_enrollments WHERE org_id=? AND passenger_id=? AND status='active' LIMIT 1"
);
$chk->execute([$orgId, $transit_user_id]);
if (!$chk->fetch()) jsonError('Active enrollment required to view routes', 403);

$st = $transit_con->prepare(
    "SELECT id, name_ar, name_en, direction, distance_km, duration_min, status
     FROM transit_routes WHERE org_id=? AND status='active' ORDER BY name_ar ASC"
);
$st->execute([$orgId]);
$routes = $st->fetchAll();

if ($routes) {
    $ids = implode(',', array_map('intval', array_column($routes, 'id')));
    $counts = $transit_con->query(
        "SELECT route_id, COUNT(*) c FROM transit_stops WHERE route_id IN ($ids) GROUP BY route_id"
    )->fetchAll(PDO::FETCH_KEY_PAIR);
    foreach ($routes as &$r) $r['stop_count'] = (int)($counts[$r['id']] ?? 0);
    unset($r);
}

jsonSuccess(['routes' => $routes]);