/**
* Get next products batch from DB
*
* @return \ArrayIterator
*/
protected function getNextProducts()
{
$this->entityManager->clear();
$products = null;
if (null === $this->ids) {
$this->ids = $this->getIds();
}
$currentIds = array_slice($this->ids, $this->offset, $this->limit);
if (!empty($currentIds)) {
$items = $this->repository->findByIds($currentIds);
$products = new \ArrayIterator($items);
$this->offset += $this->limit;
}
return $products;
}
