<?php
session_start();
require '../../../assets/utils/db_auth.php';
require '../../../assets/utils/classes_ac/PeriodManager.php';

$pm     = new PeriodManager($pdo2, $company_id);
$action = $data['action_type'] ?? '';

if ($action === 'create_year') {
    $year = (int)($data['year'] ?? date('Y'));
    if ($year < 2000 || $year > 2100) exit(json_encode(['message' => 'Invalid year']));
    $pm->createYear($year);
    $answer['message'] = "All 12 periods for {$year} created";

} elseif ($action === 'create_single') {
    $period = $data['period'] ?? '';
    if (!preg_match('/^\d{4}-(0[1-9]|1[0-2])$/', $period)) {
        exit(json_encode(['message' => 'Invalid period format (YYYY-MM)']));
    }
    $pm->create($period);
    $answer['message'] = "Period {$period} created";

} elseif ($action === 'open') {
    $pm->open((int)($data['id'] ?? 0));
    $answer['message'] = 'Period reopened';

} elseif ($action === 'close') {
    $pm->close((int)($data['id'] ?? 0));
    $answer['message'] = 'Period closed';

} elseif ($action === 'lock') {
    $pm->lock((int)($data['id'] ?? 0));
    $answer['message'] = 'Period locked';

} else {
    exit(json_encode(['message' => 'Unknown action']));
}

$answer['success'] = 1;
exit(json_encode($answer));