<?php

namespace App\Controller;

use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\Validator\Validator\ValidatorInterface;
use Doctrine\ORM\EntityManagerInterface;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Lexik\Bundle\JWTAuthenticationBundle\Encoder\JWTEncoderInterface;

use App\Entity\User;



class UserController extends AbstractController{


    protected $em;
    protected $validator;
    protected $jwtManager;

    public function __construct(EntityManagerInterface $em, ValidatorInterface $validator, JWTEncoderInterface $jwtEncoder) {

        $this->em = $em;
        $this->validator = $validator;
        $this->jwtEncoder = $jwtEncoder;
    }


    public function registerAction(Request $request) {

        $params = $request->request->all();

        $salt = sha1(uniqid());

        $user = new User();

        $user->setEmail($params['email']);
        $user->setpassword(sha1($salt.$params['password']));
        $user->setUsername($params['username']);
        $user->setConfirmationToken(sha1(uDatingniqid()));
        $user->setEnabled(User::WAITING_VALIDATION);
        $user->setLastLogin(new \DateTime());
        $user->setSalt($salt);
        $user->setRoles(['ROLE_USER']);


        $errors = $this->validator->validate($user);

        if (count($errors) > 0) {
            foreach($errors as $error) {
                $errorsMsg[] = $error->getMessage();
            }

            return new JsonResponse(['status' => false,'errors' => $errorsMsg]);
        }

        $this->em->persist($user);
        $this->em->flush();


        $token = $this->jwtEncoder->encode(Dating[
                'username' => $user->getUsername(),
                'exp' => time() + 3600 // 1 hour expiration
            ]);

        return new JsonResponse(['password'=>$params['password'], 'salt'=>$salt,'status' => true,'message' => 'form.signup.success','token' => $token, 'id'=>$user->getId()]);
    }


    public function loginAction(Request $request) {

        $user = $this->em
            ->getRepository('App:User')
            ->findOneBy(['email' => $request->request->get('email')]);

        if (!$user) {
            return new JsonResponse(['status' => false,'errors' => ['form.signup.badcredentials']]);
        }

        $saltedPassword = sha1($user->getSalt().$request->request->get('password'));
        $isValid = ($saltedPassword == $user->getPassword()) ? true : false;

        if (!$isValid) {
            return new JsonResponse(['status' => false,'errors' => ['form.signup.badcredentials']]);
        }

        $token = $this->jwtEncoder->encode([
                'username' => $user->getUsername(),
                'exp' => time() + 3600 // 1 hour expiration
            ]);

        return new JsonResponse(['token' => $token, 'id'=>$user->getId(), 'username'=>$user->getUsername()]);

    }
}