Добавлена отправка накладных на почту

app/workers/waybill_email_sender.py

@@ -0,0 +1,91 @@
+"""Background worker that e-mails CDEK waybill PDFs."""
+
+import asyncio
+import signal
+
+import httpx
+import structlog
+
+from app.adapters.delivery_providers.cdek.auth import CDEKAuthClient
+from app.adapters.delivery_providers.cdek.client import CDEKClient
+from app.adapters.email import SMTPEmailSender
+from app.adapters.postgres.engine import (
+    create_postgres_engine,
+    create_postgres_session_factory,
+)
+from app.config import Settings, get_settings
+from app.repositories.order import OrderRepository
+from app.runtime.logging import configure_logging
+from app.services.waybill_email_sender import WaybillEmailSenderService
+
+logger = structlog.get_logger(__name__)
+
+
+async def _run(settings: Settings, stop_event: asyncio.Event) -> None:
+    http_client = httpx.AsyncClient(timeout=settings.adapter.cdek_timeout_seconds)
+    auth_client = CDEKAuthClient(
+        http_client=http_client,
+        base_url=settings.adapter.cdek_base_url,
+        client_id=settings.adapter.cdek_client_id,
+        client_secret=settings.adapter.cdek_client_secret,
+        timeout_seconds=settings.adapter.cdek_timeout_seconds,
+    )
+    cdek_client = CDEKClient(
+        http_client=http_client,
+        auth_client=auth_client,
+        base_url=settings.adapter.cdek_base_url,
+        timeout_seconds=settings.adapter.cdek_timeout_seconds,
+        retry_attempts=settings.adapter.cdek_retry_attempts,
+        retry_backoff_seconds=settings.adapter.cdek_retry_backoff_seconds,
+    )
+    email_sender = SMTPEmailSender(
+        smtp_host=settings.email.smtp_host,
+        smtp_port=settings.email.smtp_port,
+        username=settings.email.username,
+        password=settings.email.password,
+        from_address=settings.email.from_address,
+        use_tls=settings.email.use_tls,
+        timeout_seconds=settings.email.timeout_seconds,
+    )
+    engine = create_postgres_engine(settings.postgres)
+    session_factory = create_postgres_session_factory(engine)
+    repository = OrderRepository(session_factory=session_factory)
+    service = WaybillEmailSenderService(
+        order_repository=repository,
+        waybill_downloader=cdek_client,
+        email_sender=email_sender,
+        batch_size=settings.waybill_email_sender.batch_size,
+    )
+    logger.info(
+        "waybill_email_sender_started",
+        interval_seconds=settings.waybill_email_sender.interval_seconds,
+        batch_size=settings.waybill_email_sender.batch_size,
+    )
+    try:
+        await service.run_forever(
+            interval_seconds=settings.waybill_email_sender.interval_seconds,
+            stop_event=stop_event,
+        )
+    finally:
+        await http_client.aclose()
+        await engine.dispose()
+        logger.info("waybill_email_sender_stopped")
+
+
+async def main() -> None:
+    configure_logging()
+    settings = get_settings()
+    stop_event = asyncio.Event()
+
+    loop = asyncio.get_running_loop()
+    for sig in (signal.SIGTERM, signal.SIGINT):
+        try:
+            loop.add_signal_handler(sig, stop_event.set)
+        except NotImplementedError:
+            pass
+
+    await _run(settings, stop_event)
+
+
+if __name__ == "__main__":
+    asyncio.run(main())