<?php

namespace AGridBundle\Service;

use AGridBundle\Entity\AGridNewsFeed;
use Doctrine\Common\Persistence\ObjectRepository;
use Doctrine\ORM\EntityManager;
use Doctrine\ORM\EntityRepository;
use Doctrine\ORM\OptimisticLockException;
use Doctrine\ORM\ORMException;
use Psr\Container\ContainerInterface;

class AGridNewsFeedManager
{

    /**
     * @var EntityManager
     */
    protected $container;
    /**
     * @var EntityManager
     */
    private $entityManager;
    /**
     * @var ObjectRepository|EntityRepository
     */
    private $repository;

    public function __construct(ContainerInterface $_container)
    {
        $this->container = $_container;
        $this->entityManager = $_container->get('doctrine.orm.entity_manager');

        $this->repository = $this->entityManager->getRepository(AGridNewsFeed::class);
    }

    /**
     * @param AGridNewsFeed $element
     * @return AGridNewsFeed|null
     */
    public function update(AGridNewsFeed $element)
    {
        return $this->quickUpdate($element);
    }


    /**
     * @param AGridNewsFeed $element
     * @return AGridNewsFeed|null
     */
    public function quickUpdate(AGridNewsFeed $element)
    {
        if (!$this->entityManager->contains($element)) {
            try {
                $this->entityManager->persist($element);
            } catch (ORMException $e) {
                return null;
            }
        }

        try {
            $this->entityManager->flush();
        } catch (OptimisticLockException $e) {
            return null;
        } catch (ORMException $e) {
            return null;
        }

        return $element;
    }

    /**
     * @param AGridNewsFeed $element
     * @return boolean
     */
    public function delete(AGridNewsFeed $element)
    {
        try {
            $this->entityManager->remove($element);
        } catch (ORMException $e) {
            return false;
        }
        try {
            $this->entityManager->flush();
        } catch (OptimisticLockException $e) {
            return false;
        } catch (ORMException $e) {
            return false;
        }

        return true;
    }

    public function getAll(){
        return $this->repository->findAll();
    }

    public function getOneById(int $id){
        return $this->repository->findOneBy(['id'=>$id]);
    }

    public function create(string $feed_name){
        $feed = new AGridNewsFeed();

        $feed->setDefault($feed_name);

        if (!$this->quickUpdate($feed))
            return null;

        return $feed;
    }

}