<?php

namespace App\Utils;

use Psr\Http\Message\ServerRequestInterface;
use Illuminate\Support\Facades\File;

class ContainerHelper
{
    public static function getName(ServerRequestInterface $request): ?string
    {
        // Try to get Origin header, fallback to Host
        $origin = $request->getHeaderLine('Origin');
        $domain = !empty($origin) ? parse_url($origin, PHP_URL_HOST) : $request->getHeaderLine('Host');

        // Load config.json once
        $config = self::getConfig();
        return $config[$domain] ?? null;
    }

    protected static function getConfig(): array
    {
        static $config = null;

        if ($config !== null) {
            return $config;
        }

        $configPath = __DIR__ . '/../../config.json';

        return file_exists($configPath) ? json_decode(file_get_contents($configPath), true) : []; 
    }
}