Mail::getStorageList

public function getStorageList(): array
{
	if (count($this->storageList) == 0 || !$this->storageList[0] instanceof DiskStorage)
	{
		$entityTypes = self::getEntityType();
		$storage = DiskStorage::load([
			'MODULE_ID' => self::getModuleId(),
			'ENTITY_TYPE' => $entityTypes[0]
		]);

		if ($storage instanceof DiskStorage)
		{
			$this->storageList[] = $storage;
		}
	}

	return $this->storageList;
}