private function loadCharacters(ObjectManager $manager, array $characters, $type)
{
foreach ($characters as $data) {
unset($data['friends']);
$data['type'] = $type;
$character = new Character();
$character->fromArray($data);
$manager->persist($character);
$metadata = $manager->getClassMetaData(get_class($character));
$metadata->setIdGeneratorType(ClassMetadata::GENERATOR_TYPE_NONE);
$manager->flush();
$this->characters[$character->getId()] = $character;
}
}
