public function createReadModel()
{
return new Poll(UUID::generateAsString(), 'Poll title');
}
public function testGenerateAsString()
{
$uuidString = UUID::generateAsString();
$this->assertRegexp('/^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/', $uuidString);
}
/**
* @param object $payload
* @param Metadata $metadata
*/
private function publish($payload, Metadata $metadata)
{
$message = new DomainMessage(UUID::generateAsString(), 1, $metadata, $payload, DateTime::now());
$domainEventStream = new DomainEventStream([$message]);
$this->eventBus->publish($domainEventStream);
}
/**
* @param AMQPMessage $message
*/
public function consume(AMQPMessage $message)
{
$context = [];
if ($message->has('correlation_id')) {
$context['correlation_id'] = $message->get('correlation_id');
}
if ($this->logger) {
$this->logger->info('received message with content-type ' . $message->get('content_type'), $context);
}
$contentType = new StringLiteral($message->get('content_type'));
try {
$deserializer = $this->deserializerLocator->getDeserializerForContentType($contentType);
$domainMessage = $deserializer->deserialize(new StringLiteral($message->body));
// If the deserializer did not return a DomainMessage yet, then
// consider the returned value as the payload, and wrap it in a
// DomainMessage.
if (!$domainMessage instanceof DomainMessage) {
$domainMessage = new DomainMessage(UUID::generateAsString(), 0, new Metadata($context), $domainMessage, DateTime::now());
}
$this->delayIfNecessary();
if ($this->logger) {
$this->logger->info('passing on message to event bus', $context);
}
$this->eventBus->publish(new DomainEventStream([$domainMessage]));
} catch (\Exception $e) {
if ($this->logger) {
$this->logger->error($e->getMessage(), $context + ['exception' => $e]);
}
$message->delivery_info['channel']->basic_reject($message->delivery_info['delivery_tag'], false);
if ($this->logger) {
$this->logger->info('message rejected', $context);
}
return;
}
$message->delivery_info['channel']->basic_ack($message->delivery_info['delivery_tag']);
if ($this->logger) {
$this->logger->info('message acknowledged', $context);
}
}
private function publish($payload)
{
$this->enricher->handle(DomainMessage::recordNow(UUID::generateAsString(), 0, new Metadata(), $payload));
}
