/**
* Handle a single domain event
*
* @param DomainEvent $event
* @return void
*/
protected function when(DomainEvent $event)
{
$method = 'when' . ClassToString::short($event);
if (is_callable([$this, $method])) {
$this->{$method}($event);
}
}
public function commit(UncommittedEvents $events)
{
$query = '
INSERT INTO `aggregate_events` (`identity`, `event`, `data`)
VALUES (:identity, :event, :data)';
$pdo = $this->conn->getWrappedConnection();
foreach ($events as $event) {
try {
$pdo->beginTransaction();
$stmt = $pdo->prepare($query);
$stmt->execute([':identity' => (string) $event->getAggregateIdentity(), ':event' => (string) ClassToString::fqcn($event), ':data' => (string) serialize($event)]);
$pdo->commit();
} catch (\PDOException $ex) {
$pdo->rollBack();
throw $ex;
}
}
}
public function replayEvents(Identity $identity, $offset = null, $max = null)
{
$events = $this->store->getAggregateHistoryFor($identity, $offset, $max);
foreach ($events as $event) {
$method = 'when' . ClassToString::short($event);
if (!isset($this->listeners[$method])) {
continue;
}
if (is_array($this->listeners[$method])) {
foreach ($this->listeners[$method] as $listener) {
call_user_func($listener, $event);
}
} else {
call_user_func($this->listeners[$method], $event);
}
}
return $this;
}
