/**
* This method takes domain events as argument which are going to be added to the event stream and
* adds the causation_id (command UUID) and causation_name (name of the command which has caused the events)
* as metadata to each event.
*
* @param Iterator $recordedEvents
* @return Iterator
*/
private function handleRecordedEvents(Iterator $recordedEvents)
{
if (is_null($this->currentCommand) || !$this->currentCommand instanceof Message) {
return $recordedEvents;
}
$causationId = $this->currentCommand->uuid()->toString();
$causationName = $this->currentCommand->messageName();
$enrichedRecordedEvents = [];
foreach ($recordedEvents as $recordedEvent) {
$recordedEvent = $recordedEvent->withAddedMetadata('causation_id', $causationId);
$recordedEvent = $recordedEvent->withAddedMetadata('causation_name', $causationName);
$enrichedRecordedEvents[] = $recordedEvent;
}
return new ArrayIterator($enrichedRecordedEvents);
}
/**
* @test
*/
public function it_has_a_name()
{
$this->assertEquals('TestCommand', $this->command->messageName());
}