/**
* {@inheritdoc}
*/
protected function doSaveFieldItems(ContentEntityInterface $entity, array $names = [])
{
// The anonymous user account is saved with the fixed user ID of 0.
// Therefore we need to check for NULL explicitly.
if ($entity->id() === NULL) {
$entity->uid->value = $this->database->nextId($this->database->query('SELECT MAX(uid) FROM {users}')->fetchField());
$entity->enforceIsNew();
}
return parent::doSaveFieldItems($entity, $names);
}