<?php

declare(strict_types=1);

namespace App\Domain\IslamicSundaySchool\Attendance\Policies;

use App\Domain\SchoolCore\Attendance\Contracts\AttendanceStatusPolicyContract;
use App\Domain\SchoolCore\Attendance\DTO\AttendanceSessionView;
use App\Domain\SchoolCore\Attendance\DTO\AttendanceStatusResult;
use App\Domain\SchoolCore\Context\SchoolContext;
use DateTimeInterface;

final class IslamicSundaySchoolAttendanceStatusPolicy implements AttendanceStatusPolicyContract
{
    public function statusForScan(SchoolContext $context, AttendanceSessionView $session, DateTimeInterface $timestamp): AttendanceStatusResult
    {
        $lateThreshold = $session->startsAt->modify('+15 minutes');
        $status = $timestamp > $lateThreshold ? 'late' : 'present';

        return new AttendanceStatusResult($status, $status === 'late', $status === 'late' ? 'Configured extension late window.' : null);
    }
}