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<?php |
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/** |
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* (c) 2018 Douglas Reith. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Reith\ToyRobot\CommandHandler; |
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use MathPHP\LinearAlgebra\Vector; |
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use Psr\Log\LoggerInterface; |
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use Reith\ToyRobot\Domain\Robot\RobotRepositoryInterface; |
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use Reith\ToyRobot\Domain\Robot\Robot; |
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use Reith\ToyRobot\Messaging\Annotation\Subscribe; |
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use Reith\ToyRobot\Messaging\Command\TurnLeft; |
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use Reith\ToyRobot\Messaging\Command\TurnRight; |
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use Reith\ToyRobot\Messaging\Command\MoveForward; |
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final class RobotMover |
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{ |
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private $repository; |
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private $logger; |
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/** |
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* @param RobotRepositoryInterface $repository |
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* @param LoggerInterface $logger |
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*/ |
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public function __construct( |
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RobotRepositoryInterface $repository, |
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LoggerInterface $logger |
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) { |
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$this->repository = $repository; |
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$this->logger = $logger; |
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} |
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/** |
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* @Subscribe |
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* |
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* @param TurnLeft $command |
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*/ |
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View Code Duplication |
public function handleTurningLeft(TurnLeft $command): void |
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{ |
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$robot = $this->getRobot(); |
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$robot->left(); |
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$this->repository->save($robot); |
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$this->logger->info('Robot turned left'); |
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} |
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/** |
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* @Subscribe |
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* |
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* @param TurnRight $command |
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*/ |
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public function handleTurningRight(TurnRight $command): void |
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{ |
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$robot = $this->getRobot(); |
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$robot->right(); |
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$this->repository->save($robot); |
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$this->logger->info('Robot turned right'); |
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} |
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/** |
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* @Subscribe |
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* |
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* @param MoveForward $command |
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*/ |
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View Code Duplication |
public function handleMoveForward(MoveForward $command): void |
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{ |
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$robot = $this->getRobot(); |
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$robot->move(); |
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$this->repository->save($robot); |
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$this->logger->info('Robot moved forward'); |
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} |
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/** |
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* @return Robot |
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*/ |
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private function getRobot(): Robot |
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{ |
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$robot = $this->repository->load(); |
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if (!($robot instanceof Robot)) { |
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throw new \RuntimeException( |
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'Robot cannot be found. Please PLACE the robot first.' |
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); |
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} |
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return $robot; |
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} |
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} |
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.