/**
* @param Command $command
* @param CommandCallback $callback
*
* @throws \Exception
*/
public function dispatch(Command $command, CommandCallback $callback = null)
{
$handler = $this->handlerRegistry->findCommandHandlerFor($command);
$this->unitOfWork->start();
try {
$result = $handler->handle($command);
if (null !== $callback) {
$callback->onSuccess($result);
}
} catch (\Exception $exception) {
$this->unitOfWork->rollback($exception);
if (null !== $callback) {
$callback->onFailure($exception);
}
// Todo: remove this ?
throw $exception;
}
$this->unitOfWork->commit();
}
/**
* @param Command $command
* @param CommandCallback $callback
*
* @throws \Exception
*/
public function dispatch(Command $command, CommandCallback $callback = null)
{
$command = $this->intercept($command);
$handler = $this->handlerRegistry->findCommandHandlerFor($command);
$this->unitOfWork->start();
$interceptorChain = new DefaultInterceptorChain($command, $this->unitOfWork, $handler, ...$this->handlerInterceptors);
try {
$result = $interceptorChain->proceed();
if (null !== $callback) {
$callback->onSuccess($result);
}
} catch (\Exception $exception) {
$this->unitOfWork->rollback($exception);
if (null !== $callback) {
$callback->onFailure($exception);
}
throw $exception;
}
$this->unitOfWork->commit();
return $result;
}
private function registerUserCommands()
{
$simpleEventBus = new SimpleEventBus();
$userRepository = new PdoUserRepository($this->unitOfWork, $this->pdo, $simpleEventBus);
$passwordHashingService = new BcryptPasswordHashingService();
$registerUserService = new RegisterUserService($passwordHashingService);
// Register User.
$this->commandHandlerRegistry->subscribe(RegisterUserCommand::class, new RegisterUserCommandHandler($registerUserService, $userRepository));
// Change Username.
$this->commandHandlerRegistry->subscribe(ChangeUsernameCommand::class, new ChangeUsernameCommandHandler($userRepository));
// Change Password.
$this->commandHandlerRegistry->subscribe(ChangeUserPasswordCommand::class, new ChangeUserPasswordCommandHandler($userRepository, $passwordHashingService));
$claimedUsernamesProjection = new ClaimedUsernamesProjection($this->pdo);
$simpleEventBus->subscribe($claimedUsernamesProjection);
}