<?php

declare(strict_types=1);

/*
 * Chill is a software for social workers
 *
 * For the full copyright and license information, please view
 * the LICENSE file that was distributed with this source code.
 */

namespace Chill\MainBundle\Security\PasswordRecover;

use Chill\MainBundle\Entity\User;
use Chill\MainBundle\Notification\Mailer;
use DateTimeInterface;
use Symfony\Bridge\Twig\Mime\TemplatedEmail;
use Symfony\Component\Mailer\MailerInterface;
use Symfony\Component\Routing\Generator\UrlGeneratorInterface;

use function array_merge;

class RecoverPasswordHelper
{
    public const RECOVER_PASSWORD_ROUTE = 'password_recover';

    private MailerInterface $mailer;

    /**
     * @var TokenManager
     */
    private $tokenManager;

    /**
     * @var UrlGeneratorInterface
     */
    private $urlGenerator;

    public function __construct(
        TokenManager $tokenManager,
        UrlGeneratorInterface $urlGenerator,
        MailerInterface $mailer,
    ) {
        $this->tokenManager = $tokenManager;
        $this->urlGenerator = $urlGenerator;
        $this->mailer = $mailer;
    }

    /**
     * @param bool $absolute
     * @param array $parameters additional parameters to url
     *
     * @return string
     */
    public function generateUrl(User $user, DateTimeInterface $expiration, $absolute = true, array $parameters = [])
    {
        return $this->urlGenerator->generate(
            self::RECOVER_PASSWORD_ROUTE,
            array_merge(
                $this->tokenManager->generate($user, $expiration),
                $parameters
            ),
            UrlGeneratorInterface::ABSOLUTE_URL
        );
    }

    public function sendRecoverEmail(
        User $user,
        DateTimeInterface $expiration,
        $template = '@ChillMain/Password/recover_email.txt.twig',
        array $templateParameters = [],
        $force = false,
        array $additionalUrlParameters = [],
        $emailSubject = 'Recover your password'
    ) {
        if (null === $user->getEmail() || '' === trim($user->getEmail())) {
            throw new \UnexpectedValueException("No emaail associated to the user");
        }

        $email = (new TemplatedEmail())
            ->subject($emailSubject)
            ->to($user->getEmail())
            ->textTemplate($template)
            ->context([
                'user' => $user,
                'url' => $this->generateUrl($user, $expiration, true, $additionalUrlParameters),
                ...$templateParameters
            ]);

        $this->mailer->send($email);
    }
}