from __future__ import annotations import logging from sqlalchemy.ext.asyncio import AsyncSession from shared.events import register_handler from shared.models.domain_event import DomainEvent log = logging.getLogger(__name__) async def on_order_created(event: DomainEvent, session: AsyncSession) -> None: log.info("order.created: order_id=%s", event.payload.get("order_id")) async def on_order_paid(event: DomainEvent, session: AsyncSession) -> None: log.info("order.paid: order_id=%s", event.payload.get("order_id")) register_handler("order.created", on_order_created) register_handler("order.paid", on_order_paid)