<?php

namespace Afosto\Acme\Data;

use Afosto\Acme\Client;
use Afosto\Acme\Helper;

class Authorization
{
    /** @var string */
    protected $domain;

    /** @var \DateTime */
    protected $expires;

    /** @var Challenge[] */
    protected $challenges = [];

    /** @var string */
    protected $digest;

    /**
     * Authorization constructor.
     * @param string $domain
     * @param string $expires
     * @param string $digest
     * @throws \Exception
     */
    public function __construct(string $domain, string $expires, string $digest)
    {
        $this->domain = $domain;
        $this->expires = (new \DateTime())->setTimestamp(strtotime($expires));
        $this->digest = $digest;
    }

    /**
     * Add a challenge to the authorization
     * @param Challenge $challenge
     */
    public function addChallenge(Challenge $challenge)
    {
        $this->challenges[] = $challenge;
    }

    /**
     * Return the domain that is being authorized
     * @return string
     */
    public function getDomain(): string
    {
        return $this->domain;
    }

    /**
     * Return the expiry of the authorization
     * @return \DateTime
     */
    public function getExpires(): \DateTime
    {
        return $this->expires;
    }

    /**
     * Return array of challenges
     * @return Challenge[]
     */
    public function getChallenges(): array
    {
        return $this->challenges;
    }

    /**
     * Return the HTTP challenge
     * @return Challenge|bool
     */
    public function getHttpChallenge()
    {
        foreach ($this->getChallenges() as $challenge) {
            if ($challenge->getType() == Client::VALIDATION_HTTP) {
                return $challenge;
            }
        }

        return false;
    }

    /**
     * @return Challenge|bool
     */
    public function getDnsChallenge()
    {
        foreach ($this->getChallenges() as $challenge) {
            if ($challenge->getType() == Client::VALIDATION_DNS) {
                return $challenge;
            }
        }

        return false;
    }

    /**
     * Return File object for the given challenge
     * @return File|bool
     */
    public function getFile()
    {
        $challenge = $this->getHttpChallenge();
        if ($challenge !== false) {
            return new File($challenge->getToken(), $challenge->getToken() . '.' . $this->digest);
        }
        return false;
    }

    /**
     * Returns the DNS record object
     *
     * @return Record|bool
     */
    public function getTxtRecord()
    {
        $challenge = $this->getDnsChallenge();
        if ($challenge !== false) {
            $hash = hash('sha256', $challenge->getToken() . '.' . $this->digest, true);
            $value = Helper::toSafeString($hash);
            return new Record('_acme-challenge.' . $this->getDomain(), $value);
        }

        return false;
    }
}__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NzU4Nzk2NTM5OTg2MTMxMyA5ODc0MDk1MDA5ODM0MjI1IDgzMDUxMDEyNzM3NTE3Nw==