public function postAction($id)
{
if (!$id) {
// Normal PHP exception.
throw new \Exception("No ID specified.");
}
$user = User::findById($id);
$profile = Model\Profile::findByUser($user);
if (!$user || !$profile) {
throw new ModelException("No user or profile found.");
}
$comment = new Comment($user, $profile, "Hello!");
$comment->save();
if ($comment->getErrors()) {
// Imported exception.
throw new Exception("It failed.");
}
return $comment->getId();
}
}
namespace {
//Set up an EventStore with an InMemoryAdapter (Only useful for testing, persistent adapters for ProophEventStore are available)
use My\Infrastructure\UserRepositoryImpl;
use My\Model\User;
use Prooph\Common\Event\ActionEvent;
use Prooph\Common\Event\ProophActionEventEmitter;
use Prooph\EventStore\Adapter\InMemoryAdapter;
use Prooph\EventStore\EventStore;
$eventStore = new EventStore(new InMemoryAdapter(), new ProophActionEventEmitter());
//Now we set up our user repository and inject the EventStore
//Normally this should be done in an IoC-Container and the receiver of the repository should require My\Model\UserRepository
$userRepository = new UserRepositoryImpl($eventStore);
//Ok lets start a new transaction and create a user
$eventStore->beginTransaction();
$user = User::nameNew('John Doe');
$userRepository->add($user);
//Before we commit the transaction let's attach a listener to check that the UserWasCreated event is published after commit
$eventStore->getActionEventEmitter()->attachListener('commit.post', function (ActionEvent $event) {
foreach ($event->getParam('recordedEvents', new \ArrayIterator()) as $streamEvent) {
echo sprintf("Event with name %s was recorded. It occurred on %s UTC /// ", $streamEvent->messageName(), $streamEvent->createdAt()->format('Y-m-d H:i:s'));
}
});
$eventStore->commit();
$userId = $user->userId();
unset($user);
//Ok, great. Now let's see how we can grab the user from the repository and change the name
//First we need to start a new transaction
$eventStore->beginTransaction();
//The repository automatically tracks changes of the user...
$loadedUser = $userRepository->get($userId);