<?php
/**
 * alert_overdue_invoices.php — Called by Node.js scheduler daily at 9am.
 * Returns companies that have one or more issued sales invoices past their due date.
 * status = 1 means issued but not fully settled. status = 2 means fully settled.
 * Response: { success: 1, alerts: [{ company_id, count }] }
 */
require __DIR__ . '/../assets/utils/cron_auth.php';

$sth = $pdo2->query(
    "SELECT company_id, COUNT(*) AS count
     FROM td_invoice
     WHERE company_id > 0
       AND doc_type   = 'invoice'
       AND status     = 1
       AND due_date IS NOT NULL
       AND due_date   < CURDATE()
     GROUP BY company_id
     HAVING count > 0"
);

$answer['success'] = 1;
$answer['alerts']  = $sth->fetchAll(PDO::FETCH_ASSOC);

exit(json_encode($answer));