<?php
session_start();
require_once '../../../assets/utils/db_auth.php';
require_once '../../../assets/utils/classes/CompanySettingManager.php';
require_role($user_role, ['owner', 'admin']);

$csm = new CompanySettingManager($pdo1, $company_id);

if ($data['action'] === 'read') {
    $open_from = $csm->get('posting_open_from');
    if ($open_from === null || $open_from === '') {
        $open_from = $csm->get('gl_open_from') ?: '';
    }

    $open_to = $csm->get('posting_open_to');
    if ($open_to === null || $open_to === '') {
        $open_to = $csm->get('gl_open_to') ?: '';
    }

    $answer['output']  = [
        'open_from' => $open_from ?: '',
        'open_to'   => $open_to   ?: '',
    ];
    $answer['success'] = 1;
    exit(json_encode($answer));
}

if ($data['action'] === 'save') {
    $from = trim((string)($data['open_from'] ?? ''));
    $to   = trim((string)($data['open_to']   ?? ''));

    if ($from !== '' && !preg_match('/^\d{4}-\d{2}-\d{2}$/', $from)) {
        $answer['message'] = 'Invalid open_from date. Use YYYY-MM-DD.';
        exit(json_encode($answer));
    }
    if ($to !== '' && !preg_match('/^\d{4}-\d{2}-\d{2}$/', $to)) {
        $answer['message'] = 'Invalid open_to date. Use YYYY-MM-DD.';
        exit(json_encode($answer));
    }
    if ($from && $to && $from > $to) {
        $answer['message'] = 'Open From must be on or before Open To.';
        exit(json_encode($answer));
    }

    $csm->set('posting_open_from', $from);
    $csm->set('posting_open_to',   $to);

    $answer['success'] = 1;
    $answer['message'] = 'Posting window saved.';
    exit(json_encode($answer));
}

$answer['message'] = 'Invalid action.';
exit(json_encode($answer));