<?php

namespace AIO\Middleware;

use AIO\Auth\AuthManager;
use GuzzleHttp\Psr7\Response;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\RequestHandlerInterface;

readonly class AuthMiddleware {
    public function __construct(
        private AuthManager $authManager
    ) {
    }

    public function __invoke(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        $publicRoutes = [
            '/api/auth/login',
            '/api/auth/getlogin',
            '/login',
            '/setup',
            '/',
        ];

        if(!in_array($request->getUri()->getPath(), $publicRoutes)) {
            if(!$this->authManager->IsAuthenticated()) {
                $status = 302;
                if(count(explode('/', $request->getUri()->getPath())) > 2) {
                    $location = '..';
                    for($i = 0; $i < count(explode('/', $request->getUri()->getPath())) - 3; $i++) {
                        $location = $location . '/..';
                    }
                } else {
                    $location = '.';
                }
                $headers = ['Location' => $location];
                $response = new Response($status, $headers);
                return $response;
            }
        }

        $response = $handler->handle($request);
        return $response;
    }
}