<?php

namespace App\Controller;

use App\Entity\Choice;
use App\Entity\Owner;
use App\Entity\Poll;
use App\Entity\StackOfVotes;
use App\Entity\Vote;
use FOS\RestBundle\Controller\Annotations\Delete;
use FOS\RestBundle\Controller\Annotations\Get;
use FOS\RestBundle\Controller\Annotations\Post;
use FOS\RestBundle\Controller\Annotations\Put;
use FOS\RestBundle\Controller\Annotations\Route;
use JMS\Serializer\SerializerBuilder;
use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
use Symfony\Component\HttpFoundation\Request;

/**
 * Class DefaultController
 * @package App\Controller
 * @Route("/api/v1",name="api_")
 */
class DefaultController extends AbstractController {
	/**
	 * @Get(path ="/",
	 *      name = "get_default")
	 */
	public function index() {
		return $this->json( [
			'message' => 'Welcome to your new controller!',
			'path'    => 'src/Controller/DefaultController.php',
		] );
	}

	/**
	 * @Get(
	 *     path = "/my-polls",
	 *     name = "get_my_polls",
	 *     requirements = {"access_token"="\w+"}
	 * )
	 */
	public function showMyPollsAction() {
		return $this->json( [
			'message' => 'here are your polls',
			'data'    => new Poll(),
		] );
	}

	/**
	 * @Get(
	 *     path = "/polls",
	 *     name = "get_all_polls"
	 * )
	 */
	public function getAllPollsAction() {
		$repository = $this->getDoctrine()->getRepository( Poll::class );
		$data       = $repository->findall();


		return $this->json( [
			'message' => 'here are your polls',
			'data'    => $data,
		],
			200 );
	}

	/**
	 * @Post(
	 *     path = "/poll",
	 *     name = "new_poll",
	 *     requirements = {"creator"="\w+"}
	 * )
	 * @param Request $request
	 *
	 * @return \Symfony\Component\HttpFoundation\JsonResponse
	 */
	public function newPollAction( Request $request ) {

		$data = $request->getContent();

		$serializer = SerializerBuilder::create()->build();
		$newpoll    = $serializer->deserialize( $data, 'App\Entity\Poll', 'json' );

		$newpoll->setAdminKey( uniqid() );
		$newpoll->setCreationDate( new \DateTime() );
		$newpoll->setModificationPolicy( 'none' );
		$timeStamp = time() + ( 3600 * 24 * 90 ); // 90 days by default
		$newpoll->setExpiracyDate( ( new \DateTime() )->setTimestamp( $timeStamp ),
			new \DateTimeZone( 'Europe/Paris' ) );
		$data       = json_decode( $data, true );
		$em         = $this->getDoctrine()->getRepository( Owner::class );
		$foundOwner = $em->findOneBy( [ 'email' => $data[ 'owner' ][ 'email' ] ] );


		$userWasFound = false;
		if ( ! $foundOwner ) {
			//create a new owner
			$owner = new Owner();

			$owner->setPseudo( $data[ 'owner' ][ 'pseudo' ] );
			$owner->setEmail( $data[ 'owner' ][ 'email' ] );
			$foundOwner = $owner;
		} else {
			$userWasFound = true;
		}
		// link the owner and the poll
		$newpoll->setOwner( $foundOwner );
		$foundOwner->addPoll( $newpoll );


		$em = $this->getDoctrine()->getManager();
		$em->persist( $newpoll );
		$em->persist( $foundOwner );

		// manage choices
		$choices = $data[ 'choices' ];
		foreach ( $choices as $c ) {
			var_dump( $c );
			$newChoice = new Choice();
			$newChoice->setPoll( $newpoll );
//			$newpoll->addChoice( $newChoice );
//			$em->persist( $newChoice );
		}
		$em->persist( $newpoll );
		$em->flush();
		$precision = '';
		if ( $userWasFound ) {
			$precision = 'from an existing user : ' . $foundOwner->getEmail();
		}

		return $this->json( [
			'message' => 'you created a poll ' . $precision,
			'data'    => $newpoll,

		],
			201 );

	}

	/**
	 * @Get(
	 *     path = "/poll/{id}/comments",
	 *     name = "get_poll_comment",
	 *     requirements = {"poll_id"="\d+"}
	 * )
	 */
	public function getPollCommentsAction( Poll $poll ) {
		return $this->json( [
			'message' => 'here are your comments of the poll',
			'data'    => $poll->getComments(),
		],
			200 );
	}

	/**
	 * @Get(
	 *     path = "/poll/{id}",
	 *     name = "get_poll",
	 *     requirements = {"poll_id"="\d+"}
	 * )
	 */
	public function getPollConfig( Poll $poll ) {
		return $this->json( [
			'message' => 'your poll config',
			'data'    => $poll,
		],
			200 );
	}

	/**
	 * Delete all expired polls and their children
	 * @Get(
	 *     path = "/clean-polls",
	 *     name = "clean_expired_polls",
	 * )
	 */
	public function cleanExpiredPolls() {
		$em     = $this->getDoctrine()->getManager();
		$emPoll = $this->getDoctrine()->getRepository( Poll::class );

		$queryFind   = $em->createQuery(
			'SELECT p
            FROM App\Entity\Poll p
            WHERE p.expiracyDate < CURRENT_DATE()'
		);
		$queryDelete = $em->createQuery(
			'DELETE
            FROM App\Entity\Poll p
            WHERE p.expiracyDate < CURRENT_DATE()'
		);

		$foundPolls = $queryFind->getResult();
		var_dump( count( $foundPolls ) );

		$em->flush();

		return $this->json( [
			'message' => 'clean routine has been done, here are the numbers of polls deleted: ' . count( $foundPolls ),
			'data'    => [
				'count' => count( $foundPolls ),
			],
		],
			200 );
	}

	/**
	 * @Put(
	 *     path = "/poll/{id}",
	 *     name = "update_poll",
	 *     requirements = {"content"="\w+",  "poll_id"="\d+"}
	 * )
	 */
	public function updatePollConfig( Poll $poll, Request $request ) {

		// TODO check validity of request
		// update only if we have the admin key
		$em = $this->getDoctrine()->getManager();
		$em->persist( $poll );
		$em->flush();

		return $this->json( [
			'message' => 'you updated the poll ' . $poll->getTitle(),
		] );
	}

	/**
	 * add a comment on a poll
	 * @Post(
	 *     path = "poll/{id}/comment",
	 *     name = "new_comment",
	 *     requirements = {"content"="\w+",  "poll_id"="\d+"}
	 * )
	 */
	public function newCommentAction( Poll $poll, Request $request ) {
		if ( ! $poll ) {
			return $this->json( [ 'message' => 'poll not found' ], 404 );
		}
		$data = $request->getContent();

		$serializer = SerializerBuilder::create()->build();
		$comment    = $serializer->deserialize( $data, 'App\Entity\Comment', 'json' );

		$em = $this->getDoctrine()->getRepository( Owner::class );

		$data = json_decode( $data, true );

		$foundOwner = $em->findByEmail( $data[ 'owner' ][ 'email' ] );
		// manage existing or new Owner
		if ( ! $foundOwner ) {
			$foundOwner = new Owner();
			$foundOwner->setPseudo( $data[ 'owner' ][ 'email' ] )
			           ->setEmail( $data[ 'owner' ][ 'email' ] )
			           ->setModifierToken( uniqid() );
		}
		$comment->setOwner( $foundOwner )
		        ->setPoll( $poll );
		$foundOwner->addComment( $comment );

		$em = $this->getDoctrine()->getManager();
		$em->persist( $foundOwner );
		$em->persist( $comment );
		$em->flush();

		return $this->json( [
			'message' => 'you created a comment',
		],
			201 );
	}

	/**
	 * add a comment on a poll
	 * @Post(
	 *     path = "poll/{id}/vote",
	 *     name = "new_vote_stack",
	 *     requirements = {"content"="\w+",  "poll_id"="\d+"}
	 * )
	 */
	public function newVoteStackAction( Poll $poll, Request $request ) {
		if ( ! $poll ) {
			return $this->json( [ 'message' => 'poll not found' ], 404 );
		}

		$em   = $this->getDoctrine()->getManager();
		$data = $request->getContent();
		$data = json_decode( $data, true );

		$newOwner = new Owner();
		$newOwner
			->setEmail( $data[ 'email' ] )
			->setPseudo( $data[ 'pseudo' ] );
		$stack = new StackOfVotes();
		$stack
			->setPseudo( $data[ 'pseudo' ] )
			->setPoll( $poll );

		foreach ( $data[ 'votes' ] as $voteInfo ) {
			$vote        = new Vote();
			$foundChoice = $poll->findChoiceById( $voteInfo[ 'choice_id' ] );
			$vote->setPoll( $poll )
			     ->setChoice( $foundChoice )
			     ->setValue( $voteInfo[ 'value' ] );
			$vote->setPoll( $poll );
			$stack->addVote( $vote );
			$poll->addVote( $vote );
			$em->persist( $vote );
			$em->persist( $foundChoice );
		}

		// find poll from choices
		$poll->addStackOfVote( $stack );
//

//
//		$foundOwner = $em->findByEmail( $data[ 'owner' ][ 'email' ] );
		// manage existing or new Owner
//		if ( ! $foundOwner ) {
//			$foundOwner = new Owner();
//			$foundOwner->setPseudo( $data[ 'owner' ][ 'email' ] )
//			           ->setEmail( $data[ 'owner' ][ 'email' ] )
//			           ->setModifierToken( uniqid() );
//		}
//		$comment->setOwner( $foundOwner )
//		        ->setPoll( $poll );
//		$foundOwner->addComment( $comment );
//
		$em->persist( $stack );
		$em->persist( $poll );
//		$em->persist( $comment );
		$em->flush();

		return $this->json( [
			'message'       => 'you created a vote',
			'vote_stack'    => $stack,
			'json_you_sent' => $data,
		],
			201 );
	}

	function newVoteAction( Poll $poll ) {
		return $this->json( [
			'message' => 'you voted on the poll',
		],
			201 );
	}


	/**
	 * @Delete(
	 *     path = "/poll/{id}",
	 *     name = "poll_delete",
	 *     requirements = {"accessToken"="\w+",  "poll_id"="\d+"}
	 * )
	 * @param Poll $poll
	 * @param $accessToken
	 *
	 * @return \Symfony\Component\HttpFoundation\JsonResponse
	 */
	public function deletePollAction( Poll $poll, $accessToken ) {

		if ( $accessToken == $poll->getAdminKey() ) {
			$em = $this->getDoctrine()->getManager();
			$em->remove( $poll );
			$em->flush();

			return $this->json( [
				'message' => 'boom! le sondage et ses objets assocités a été supprimé',
			] );
		} else {
			return $this->json( [
				'message' => 'le token d\'autorisation est invalide, vous ne pouvez pas modifier ce sondage',
			] );
		}

	}

	/**
	 * Erase all comments of a poll
	 * @Delete(
	 *     path = "/poll/{id}/comments",
	 *     name = "poll_comments_delete",
	 *     requirements = {"accessToken"="\w+",  "poll_id"="\d+"}
	 * )
	 *
	 * @param Poll $poll
	 * @param $accessToken
	 *
	 * @return \Symfony\Component\HttpFoundation\JsonResponse
	 */
	public function deletePollCommentsAction( Poll $poll, $accessToken ) {
		if ( $accessToken == $poll->getAdminKey() ) {
			$em     = $this->getDoctrine()->getManager();
			$length = count( $poll->getComments() );
			$em->remove( $poll->getComments() );
			$em->flush();

			return $this->json( [
				'message' => 'boom! les ' . $length . ' commentaires du sondage ont été supprimés',
			] );
		} else {
			return $this->json( [
				'message' => 'le token d\'autorisation est invalide, vous ne pouvez pas modifier ce sondage',
			] );
		}
	}

	/**
	 * @Delete(
	 *     path = "/poll/{id}/votes",
	 *     name = "poll_votes_delete",
	 *     requirements = {"accessToken"="\w+",  "poll_id"="\d+"}
	 * )
	 * @return \Symfony\Component\HttpFoundation\JsonResponse
	 */
	public function deletePollVotesAction( Poll $poll, $accessToken ) {
		if ( $accessToken == $poll->getAdminKey() ) {
			$em     = $this->getDoctrine()->getManager();
			$length = count( $poll->getVotes() );
			$em->remove( $poll->getVotes() );
			$em->flush();

			return $this->json( [
				'message' => 'boom! les ' . $length . ' votes du sondage ont été supprimés',
			] );
		} else {
			return $this->json( [
				'message' => 'le token d\'autorisation est invalide, vous ne pouvez pas modifier ce sondage',
			] );
		}

	}

}