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<?php |
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namespace Rottenwood\KingdomBundle\Command\Game; |
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use Doctrine\DBAL\LockMode; |
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use Doctrine\ORM\EntityManager; |
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use Rottenwood\KingdomBundle\Command\Infrastructure\AbstractGameCommand; |
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use Rottenwood\KingdomBundle\Command\Infrastructure\CommandResponse; |
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use Rottenwood\KingdomBundle\Entity\Infrastructure\Item; |
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use Rottenwood\KingdomBundle\Entity\Items\ResourceWood; |
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use Rottenwood\KingdomBundle\Entity\Room; |
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use Rottenwood\KingdomBundle\Entity\RoomResource; |
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use Rottenwood\KingdomBundle\Entity\RoomTypes\Grass; |
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use Rottenwood\KingdomBundle\Service\UserService; |
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/** |
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* Добыча древесины |
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* Применение в js: Kingdom.Websocket.command('obtainWood') |
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*/ |
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class ObtainWood extends AbstractGameCommand |
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{ |
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private $quantityToObtain = 1; |
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private $waitState = 5; |
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/** |
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* @return CommandResponse |
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*/ |
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public function execute(): CommandResponse |
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{ |
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$resourceRepository = $this->container->get('kingdom.room_resource_repository'); |
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$em = $resourceRepository->getEntityManager(); |
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$userService = $this->container->get('kingdom.user_service'); |
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$room = $this->user->getRoom(); |
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$resources = $resourceRepository->findByRoom($room); |
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$result = []; |
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foreach ($resources as $resource) { |
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$resourceItem = $resource->getItem(); |
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$resourceQuantity = $resource->getQuantity(); |
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if ($resourceItem instanceof ResourceWood && $resourceQuantity > 0) { |
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$result = $this->obtain($resource, $em, $result, $userService, $resourceItem, $room); |
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} elseif ($resourceItem instanceof ResourceWood && $resourceQuantity === 0) { |
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//TODO[Rottenwood]: Отвечать за удаление ресурсов из комнат должен листнер на postflush |
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$em->remove($resource); |
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} |
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} |
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$em->flush(); |
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$this->result->setData($result); |
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return $this->result; |
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} |
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/** |
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* Добыча ресурсов |
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* //TODO[Rottenwood]: Рефакторинг. Перенести в ObtainService |
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* @param RoomResource $resource |
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* @param EntityManager $em |
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* @param array $result |
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* @param UserService $userService |
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* @param Item $resourceItem |
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* @param Room $room |
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* @return array |
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*/ |
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public function obtain( |
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RoomResource $resource, |
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EntityManager $em, |
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array $result, |
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UserService $userService, |
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Item $resourceItem, |
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Room $room |
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): array { |
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if ($this->user->isBusy()) { |
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$this->result->setWaitstate($this->user->getWaitstate()); |
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return []; |
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} |
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$userService->addWaitstate($this->user, $this->waitState); |
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$this->reduceQuantity($em, $resource->getId(), $userService); |
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$result['obtained'] = $this->quantityToObtain; |
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$resourceQuantity = $resource->getQuantity(); |
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$result['resources'][$resourceItem->getId()] = $resourceQuantity; |
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if ($resourceQuantity <= 0) { |
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/** @var Grass[] $grassTypes */ |
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$grassTypes = $em->getRepository(Grass::class)->findAll(); |
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$grassType = $grassTypes[array_rand($grassTypes)]; |
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$room->setType($grassType); |
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$result['typeChanged'] = true; |
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$em->remove($resource); |
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} |
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return $result; |
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} |
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/** |
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* Транзакция с локированием добываемого ресурса |
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* @param EntityManager $em |
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* @param int $resourceId |
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* @param UserService $userService |
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* @return void |
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* @throws \Doctrine\DBAL\ConnectionException |
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* @throws \Exception |
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*/ |
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private function reduceQuantity(EntityManager $em, int $resourceId, UserService $userService) |
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{ |
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$em->getConnection()->beginTransaction(); |
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try { |
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/** @var RoomResource $resourceToUpdate */ |
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$resourceToUpdate = $em->find(RoomResource::class, $resourceId, LockMode::PESSIMISTIC_READ); |
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$resourceToUpdate->reduceQuantity($this->quantityToObtain); |
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$userService->takeItems($this->user, $resourceToUpdate->getItem(), $this->quantityToObtain); |
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$em->persist($resourceToUpdate); |
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$em->flush(); |
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$em->getConnection()->commit(); |
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} catch (\Exception $e) { |
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$em->getConnection()->rollback(); |
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throw $e; |
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} |
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} |
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} |
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MagicGreenHat /
Kingdom
