"""ARR-owned orchestration for validate-before-write delivery ingestion.""" from __future__ import annotations from arr_ingestion.repository import IngestionOutcome, IngestionRepository from arr_ingestion.validation import DeliveryValidator class IngestionService: def __init__( self, validator: DeliveryValidator, repository: IngestionRepository, ) -> None: self._validator = validator self._repository = repository def ingest(self, raw_envelope: bytes) -> IngestionOutcome: verified = self._validator.validate(raw_envelope) return self._repository.commit_delivery(verified)