<?php
    require_once __DIR__ . '/../../../session.php';

    require_once '../../../assets/utils/db_auth.php';
    require_once '../../../assets/utils/classes/ReportManager.php';

    $report = new ReportManager($pdo2, $company_id);

    $items = $report->getLowStockItems();

    $critical = 0;
    $warning  = 0;
    foreach ($items as $item) {
        if ($item['status'] === 'critical') { $critical++; } else { $warning++; }
    }

    // Every active warehouse, so one with healthy stock still appears in the
    // filter (and reads as "nothing low here") instead of looking left out.
    $sth = $pdo2->prepare("SELECT id, warehouse_name FROM md_warehouse WHERE company_id = :cid AND status = 1 ORDER BY warehouse_name");
    $sth->execute([':cid' => $company_id]);

    $answer['output'] = [
        'items'          => $items,
        'warehouses'     => $sth->fetchAll(PDO::FETCH_ASSOC),
        'total_low'      => count($items),
        'total_critical' => $critical,
        'total_warning'  => $warning,
    ];
    $answer['success'] = 1;
    exit(json_encode($answer));
?>