Handle route action event of a message bus dispatch
| public onRouteMessage ( Prooph\Common\Event\ActionEvent $actionEvent ) : void | ||
| $actionEvent | Prooph\Common\Event\ActionEvent | |
| Результат | void | |
/**
* @param ActionEvent $actionEvent
*/
public function onRouteMessage(ActionEvent $actionEvent)
{
$messageName = (string) $actionEvent->getParam(MessageBus::EVENT_PARAM_MESSAGE_NAME);
if (empty($messageName)) {
return;
}
$message = $actionEvent->getParam(MessageBus::EVENT_PARAM_MESSAGE);
//if the message is marked with AsyncMessage, but had not yet been sent via async then sent to async producer
if ($message instanceof AsyncMessage && !(isset($message->metadata()['handled-async']) && $message->metadata()['handled-async'] === true)) {
//apply meta data, this is need to we can identify that the message has already been send via the async producer
$message = $message->withAddedMetadata('handled-async', true);
// update ActionEvent
$actionEvent->setParam(MessageBus::EVENT_PARAM_MESSAGE, $message);
if ($actionEvent->getTarget() instanceof CommandBus || $actionEvent->getTarget() instanceof QueryBus) {
$actionEvent->setParam(MessageBus::EVENT_PARAM_MESSAGE_HANDLER, $this->asyncMessageProducer);
} else {
//Target is an event bus so we set message producer as the only listener of the message
$actionEvent->setParam(EventBus::EVENT_PARAM_EVENT_LISTENERS, [$this->asyncMessageProducer]);
}
return;
}
// pass ActionEvent to decorated router
return $this->router->onRouteMessage($actionEvent);
}
