<?php

namespace App\Http\Controllers\Auth;

use AltchaOrg\Altcha\Algorithm\Pbkdf2;
use AltchaOrg\Altcha\Altcha;
use AltchaOrg\Altcha\CreateChallengeOptions;
use App\Http\Controllers\Controller;

class CaptchaController extends Controller
{
    public function create(): array
    {
        $pbkdf2 = new Pbkdf2;

        $altcha = new Altcha(
            hmacSignatureSecret: config('captcha.hmac_key'),
        );

        // Create challenge
        $challenge = $altcha->createChallenge(new CreateChallengeOptions(
            algorithm: $pbkdf2,
            cost: 5000,
            counter: random_int(5000, 10000),
            expiresAt: time() + 600,
        ));

        return get_object_vars($challenge);
    }
}