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<?php |
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namespace AppBundle\Service\Event; |
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use AppBundle\Entity\DTO\CreateEventDTO; |
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use AppBundle\Entity\Event; |
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use AppBundle\Entity\Repository\EventRepository; |
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use AppBundle\Entity\Repository\LinkRepository; |
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use AppBundle\Entity\User; |
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use AppBundle\Exception\UnsupportedTypeException; |
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use AppBundle\Form\Event\LinksCollectionDTO; |
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use AppBundle\Response\ApiError; |
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use AppBundle\Response\ApiValidationError; |
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use AppBundle\Response\CreatedApiResponse; |
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use AppBundle\Response\EmptyApiResponse; |
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use AppBundle\Response\Infrastructure\AbstractApiResponse; |
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use AppBundle\Response\LocationApiResponse; |
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use AppBundle\Service\File\FileService; |
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use Doctrine\DBAL\Exception\UniqueConstraintViolationException; |
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use Symfony\Component\Form\FormInterface; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\Routing\Router; |
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/** |
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* @author Vehsamrak |
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*/ |
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class EventService |
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{ |
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/** @var EventRepository */ |
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private $eventRepository; |
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/** @var LinkRepository */ |
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private $linkRepository; |
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/** @var Router */ |
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private $router; |
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/** @var FileService */ |
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private $fileService; |
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public function __construct( |
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EventRepository $eventRepository, |
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LinkRepository $linkRepository, |
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Router $router, |
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FileService $fileService |
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) { |
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$this->eventRepository = $eventRepository; |
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$this->linkRepository = $linkRepository; |
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$this->router = $router; |
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$this->fileService = $fileService; |
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} |
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public function createEventByForm(FormInterface $form, User $creator): AbstractApiResponse |
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{ |
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/** @var CreateEventDTO $createEventDTO */ |
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$createEventDTO = $form->getData(); |
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$newEvent = new Event($createEventDTO->name, $creator, $createEventDTO->date, $createEventDTO->description); |
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$this->eventRepository->persist($newEvent); |
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try { |
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$this->eventRepository->flush(); |
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$response = new CreatedApiResponse($this->createLocationById($newEvent->getId())); |
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} catch (UniqueConstraintViolationException $exception) { |
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$response = new ApiError('Event must have unique name and date.', Response::HTTP_BAD_REQUEST); |
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} |
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return $response; |
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} |
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public function editEventByForm(FormInterface $form, string $eventId): AbstractApiResponse |
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{ |
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/** @var Event $event */ |
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$event = $this->eventRepository->findOneById($eventId); |
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if (!$event) { |
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$response = $this->createEventNotFoundErrorResult($eventId); |
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} else { |
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$eventName = $form->get('name')->getData(); |
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/** @var \DateTime $eventDate */ |
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$eventDate = $form->get('date')->getData(); |
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$eventDescription = $form->get('description')->getData(); |
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$event->setName($eventName); |
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$event->setDate($eventDate); |
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$event->setDescription($eventDescription); |
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try { |
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$this->eventRepository->flush(); |
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$response = new EmptyApiResponse(Response::HTTP_NO_CONTENT); |
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} catch (UniqueConstraintViolationException $exception) { |
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$response = new ApiError('Event must have unique name and date.', Response::HTTP_BAD_REQUEST); |
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} |
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} |
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return $response; |
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} |
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public function addImageToEvent(string $eventId, User $requestExecutor, array $imageData = null): AbstractApiResponse |
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{ |
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$event = $this->eventRepository->findOneById($eventId); |
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if ($event) { |
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if ($requestExecutor->getLogin() !== $event->getCreator()->getLogin()) { |
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$response = new ApiError('Only event creator can add images.', Response::HTTP_FORBIDDEN); |
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} else { |
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$imageName = $imageData['name'] ?: null; |
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$imageContent = $imageData['content'] ?? null; |
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if (empty($imageData) || !$imageName || !$imageContent) { |
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$response = new ApiError( |
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'Parameters are mandatory: image[name] and image[content].', |
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Response::HTTP_BAD_REQUEST |
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); |
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} else { |
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try { |
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$imageExtension = $this->fileService->getExtensionFromBase64File($imageContent); |
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$imageName = sprintf('%s.%s', $imageName, $imageExtension); |
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$image = $this->fileService->createBase64Image($imageName, $imageContent, $event); |
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$imageLocation = $this->router->generate( |
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'event_image_view', |
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[ |
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'eventId' => $eventId, |
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'imageName' => $image->getName(), |
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], |
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Router::ABSOLUTE_URL |
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); |
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$response = new LocationApiResponse(Response::HTTP_OK, $imageLocation); |
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} catch (UnsupportedTypeException $exception) { |
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$response = new ApiError( |
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'Only images of types png, gif and jpeg are supported.', |
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Response::HTTP_BAD_REQUEST |
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); |
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} |
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} |
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} |
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} else { |
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$response = $this->createEventNotFoundErrorResult($eventId); |
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} |
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return $response; |
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} |
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public function addLinksToEvent(string $eventId, User $requestExecutor, FormInterface $form): AbstractApiResponse |
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{ |
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if (!$form->isValid()) { |
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return new ApiValidationError($form); |
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} |
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$event = $this->eventRepository->findOneById($eventId); |
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if ($event) { |
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if ($this->executorIsCreator($requestExecutor, $event)) { |
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/** @var LinksCollectionDTO $linksCollectionDTO */ |
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$linksCollectionDTO = $form->getData(); |
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foreach ($linksCollectionDTO->links as $linkData) { |
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$linkUrl = $linkData['url'] ?? null; |
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$linkDescription = $linkData['description'] ?? null; |
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$link = $this->linkRepository->getOrCreateLink($linkUrl, $linkDescription); |
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$this->linkRepository->persist($link); |
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$event->addLink($link); |
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} |
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try { |
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$this->eventRepository->flush(); |
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$response = new CreatedApiResponse($this->createLocationById($eventId)); |
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} catch (UniqueConstraintViolationException $exception) { |
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$response = new ApiError('Links must have unique url.', Response::HTTP_BAD_REQUEST); |
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} |
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} else { |
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$response = new ApiError('Only event creator can add links.', Response::HTTP_FORBIDDEN); |
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} |
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} else { |
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$response = $this->createEventNotFoundErrorResult($eventId); |
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} |
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return $response; |
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} |
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private function executorIsCreator(User $executor, Event $event): bool |
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{ |
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return $executor->getLogin() === $event->getCreator()->getLogin(); |
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} |
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public function createEventNotFoundErrorResult(string $eventId): ApiError |
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{ |
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return new ApiError( |
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sprintf('Event with id "%s" was not found.', $eventId), |
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Response::HTTP_NOT_FOUND |
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); |
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} |
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private function createLocationById(string $eventId): string |
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{ |
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return $this->router->generate('event_view', ['eventId' => $eventId]); |
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} |
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} |
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VAPC /
RockParade-API
