<?php

declare(strict_types=1);

namespace Facile\OpenIDClient\Middleware;

use function bin2hex;
use function class_exists;
use Dflydev\FigCookies\Cookies;
use Dflydev\FigCookies\FigResponseCookies;
use Dflydev\FigCookies\Modifier\SameSite;
use Dflydev\FigCookies\SetCookie;
use Facile\OpenIDClient\Exception\LogicException;
use Facile\OpenIDClient\Exception\RuntimeException;
use Facile\OpenIDClient\Session\AuthSession;
use Facile\OpenIDClient\Session\AuthSessionInterface;
use function is_array;
use function json_decode;
use function json_encode;
use Psr\Http\Message\ResponseInterface;
use Psr\Http\Message\ServerRequestInterface;
use Psr\Http\Server\MiddlewareInterface;
use Psr\Http\Server\RequestHandlerInterface;
use Psr\SimpleCache\CacheInterface;
use function random_bytes;

/**
 * @psalm-import-type AuthSessionType from AuthSessionInterface
 */
class SessionCookieMiddleware implements MiddlewareInterface
{
    public const SESSION_ATTRIBUTE = AuthSessionInterface::class;

    /** @var string */
    private $cookieName;

    /** @var int */
    private $ttl;

    /** @var CacheInterface */
    private $cache;

    public function __construct(CacheInterface $cache, string $cookieName = 'openid', int $ttl = 300)
    {
        $this->cache = $cache;
        $this->cookieName = $cookieName;
        $this->ttl = $ttl;
    }

    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
    {
        if (! class_exists(Cookies::class)) {
            throw new LogicException('To use the SessionCookieMiddleware you should install dflydev/fig-cookies package');
        }

        $cookies = Cookies::fromRequest($request);
        $sessionCookie = $cookies->get($this->cookieName);

        $sessionId = null !== $sessionCookie ? $sessionCookie->getValue() : null;
        /** @var string|null $sessionValue */
        $sessionValue = null !== $sessionId ? $this->cache->get($sessionId) : null;
        /** @var false|AuthSessionType $data */
        $data = null !== $sessionValue ? json_decode($sessionValue, true, 512, JSON_THROW_ON_ERROR) : [];

        if (! is_array($data)) {
            $data = [];
        }

        $authSession = AuthSession::fromArray($data);

        $response = $handler->handle($request->withAttribute(self::SESSION_ATTRIBUTE, $authSession));

        $sessionId ??= bin2hex(random_bytes(32));

        $sessionValue = json_encode($authSession, JSON_THROW_ON_ERROR);

        if (false === $this->cache->set($sessionId, $sessionValue, $this->ttl)) {
            throw new RuntimeException('Unable to save session');
        }

        $sessionCookie = SetCookie::create($this->cookieName)
            ->withValue($sessionId)
            ->withMaxAge($this->ttl)
            ->withHttpOnly()
            ->withPath('/')
            ->withSameSite(SameSite::strict());

        $response = FigResponseCookies::set($response, $sessionCookie);

        return $response;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NTA3NzQ5OTY3MDAwMzcgNTMxMDkwOTM2Njc2ODc2MiA1Mjg3MjEwMDA5OTE3ODk4