<?php

/**
 * 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.
 */

declare(strict_types=1);

namespace Chill\CalendarBundle\Controller;

use Chill\CalendarBundle\Synchro\Connector\RemoteCalendarConnectorInterface;
use Chill\MainBundle\Entity\User;
use DateTimeImmutable;
use Symfony\Component\HttpFoundation\JsonResponse;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Response;
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
use Symfony\Component\Routing\Annotation\Route;
use Symfony\Component\Serializer\SerializerInterface;

/**
 * Contains method to get events (Calendar) from remote calendar.
 */
class RemoteCalendarProxyController
{
    private RemoteCalendarConnectorInterface $remoteCalendarConnector;

    private SerializerInterface $serializer;

    public function __construct(RemoteCalendarConnectorInterface $remoteCalendarConnector, SerializerInterface $serializer)
    {
        $this->remoteCalendarConnector = $remoteCalendarConnector;
        $this->serializer = $serializer;
    }

    /**
     * @Route("api/1.0/calendar/proxy/calendar/by-user/{id}/events")
     */
    public function listEventForCalendar(User $user, Request $request): Response
    {
        if ($request->query->has('startDate')) {
            $startDate = DateTimeImmutable::createFromFormat('Y-m-d', $request->query->get('startDate'));

            if (false === $startDate) {
                throw new BadRequestHttpException('startDate on bad format');
            }
        } else {
            throw new BadRequestHttpException('startDate not provided');
        }

        if ($request->query->has('endDate')) {
            $endDate = DateTimeImmutable::createFromFormat('Y-m-d', $request->query->get('endDate'));

            if (false === $endDate) {
                throw new BadRequestHttpException('endDate on bad format');
            }
        } else {
            throw new BadRequestHttpException('endDate not provided');
        }

        $events = $this->remoteCalendarConnector->listEventsForUser($user, $startDate, $endDate);

        return new JsonResponse(
            $this->serializer->serialize($events, 'json', ['groups' => ['read']]),
            JsonResponse::HTTP_OK,
            [],
            true
        );
    }
}