/**
* Returns information for all indexes for the collection.
*
* @see ListIndexes::__construct() for supported options
* @return IndexInfoIterator
*/
public function listIndexes(array $options = [])
{
$operation = new ListIndexes($this->databaseName, $this->collectionName, $options);
$server = $this->manager->selectServer(new ReadPreference(ReadPreference::RP_PRIMARY));
return $operation->execute($server);
}