<?php
/**
 * @package ogre-captcha
 * @author cleverogre
 * @copyright 2026 CleverOgre
 * @license GLP-3.0-or-later
 * @version 1.2.0
 * @since 1.0.0
 */

namespace Ogre\Captcha\Location;

use Ogre\Captcha\API;
use Override;
use Ogre\Captcha\LoginLocation;
use Ogre\Captcha\Settings;
use WP_Error;
use WP_User;

defined('ABSPATH') || exit;

final class LoginPage extends LoginLocation {

    protected function __construct() {
        parent::__construct(Settings::LOCATION_LOGIN_PAGE, 'login');
    }
    
    #[Override]
    public function enabled(): bool
    {
        return is_user_logged_in() ? false : parent::enabled();
    }

    #[Override]
    public function activate(): void
    {
        parent::activate();
        add_action('login_form', [$this, 'render']);
        add_filter('shake_error_codes', [$this, 'shake_error_codes']);
        add_filter('authenticate', [$this, 'process_form'], 20, 1);
    }

    public function shake_error_codes(array $shake_error_codes):array {
        return array_merge(
            $shake_error_codes,
            [
                API::ERROR_EMPTY_TOKEN,
                API::ERROR_INVALID_CAPTCHA,
            ]
        );
    }
    
    public function process_form(WP_User|WP_Error $user):WP_User|WP_Error {
        if (is_wp_error($user)) return $user;
        if (!isset($_POST['log']) || !isset($_POST['pwd'])) return $user;
        $errors = new WP_Error();
        $this->process($errors);
        return $errors->has_errors() ? $errors : $user;
    }

}

LoginPage::instance();