<?php

declare(strict_types=1);

namespace MageSail\Magesail\Plugin\App\Request;

use Magento\Framework\App\Request\Http;
use MageSail\Magesail\Model\AdminPathDetector;

/**
 * {@see Http::getFrontName()} only uses the first path segment. With store code in URL, paths look like
 * /magesail_tunnel/admin_xxx/… so Magento picks the wrong area. If any path segment is the configured admin
 * front name, use it as the area front name.
 */
class AdminFrontNameFromPathPlugin
{
    public function __construct(
        private readonly AdminPathDetector $adminPathDetector
    ) {
    }

    public function aroundGetFrontName(Http $subject, callable $proceed): ?string
    {
        $adminFront = $this->adminPathDetector->getConfiguredAdminFrontName();
        if ($adminFront === '') {
            return $proceed();
        }
        $path = trim($subject->getPathInfo(), '/');
        if ($path === '') {
            return $proceed();
        }
        foreach (explode('/', $path) as $part) {
            $p = strtolower($part);
            if ($p === '' || $p === 'index.php' || $p === 'pub') {
                continue;
            }
            if (strcasecmp($part, $adminFront) === 0) {
                return $adminFront;
            }
        }
        return $proceed();
    }
}