from oscar.apps.address.abstract_models import AbstractPartnerAddress
from oscar.apps.partner.abstract_models import (
    AbstractPartner, AbstractStockAlert, AbstractStockRecord)
from oscar.core.loading import is_model_registered

__all__ = []


if not is_model_registered('partner', 'Partner'):
    class Partner(AbstractPartner):
        pass

    __all__.append('Partner')


if not is_model_registered('partner', 'PartnerAddress'):
    class PartnerAddress(AbstractPartnerAddress):
        pass

    __all__.append('PartnerAddress')


if not is_model_registered('partner', 'StockRecord'):
    class StockRecord(AbstractStockRecord):
        pass

    __all__.append('StockRecord')


if not is_model_registered('partner', 'StockAlert'):
    class StockAlert(AbstractStockAlert):
        pass

    __all__.append('StockAlert')