<?php
declare(strict_types=1);

require_once dirname(dirname(__DIR__)) . '/bootstrap.php';

function task_cert_user_summary_widget_action(): array
{
    $auth = TaskCertAuthContext::fromGlobals();
    if (!$auth->isLoggedIn()) {
        return [
            'error' => null,
            'open_count' => 0,
            'overdue_count' => 0,
            'escalated_count' => 0,
        ];
    }

    $services = task_cert_services();
    $assignments = $services['assignmentRepo']->listForUser($auth->contactId());
    $now = new DateTimeImmutable();

    $openCount = 0;
    $overdueCount = 0;
    $escalatedCount = 0;

    foreach ($assignments as $assignment) {
        $status = (string) ($assignment['status'] ?? '');
        if (in_array($status, ['completed', 'expired'], true)) {
            continue;
        }

        $openCount++;

        $isOverdue = $status === 'overdue';
        if (!$isOverdue) {
            $dueAtRaw = trim((string) ($assignment['due_at'] ?? ''));
            if ($dueAtRaw !== '') {
                try {
                    $isOverdue = (new DateTimeImmutable($dueAtRaw)) < $now;
                } catch (Throwable $throwable) {
                    $isOverdue = false;
                }
            }
        }

        if ($isOverdue) {
            $overdueCount++;
        }

        if ((int) ($assignment['escalation_level'] ?? 0) > 0) {
            $escalatedCount++;
        }
    }

    return [
        'error' => null,
        'open_count' => $openCount,
        'overdue_count' => $overdueCount,
        'escalated_count' => $escalatedCount,
    ];
}