Adds NpTrackingClient (Protocol + real/stub impls) and an ARQ worker that polls Nova Poshta every minute for orders without a receipt, writing status, net COD amount (Контроль оплати), and payment status onto the order. Surfaced in the orders table and detail modal. Marks plan stages 3-4 done in README. Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
50 lines
1.9 KiB
Python
50 lines
1.9 KiB
Python
"""Реальный клиент Nova Poshta (`TrackingDocument.getStatusDocuments`)."""
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from __future__ import annotations
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import httpx
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from app.core.config import Settings
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from app.schemas.tracking import TrackingStatusOut
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from app.services.nova_poshta.client import NovaPoshtaError
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_API_URL = "https://api.novaposhta.ua/v2.0/json/"
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# NP отклоняет запросы с более чем 100 накладными за раз.
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_MAX_DOCUMENTS_PER_REQUEST = 100
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class NpTrackingClient:
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def __init__(self, settings: Settings) -> None:
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self._api_key = settings.nova_poshta_api_key
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async def get_statuses(self, *, waybill_numbers: list[str]) -> list[TrackingStatusOut]:
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if not waybill_numbers:
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return []
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if len(waybill_numbers) > _MAX_DOCUMENTS_PER_REQUEST:
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raise NovaPoshtaError(
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f"Слишком много ТТН за один запрос: {len(waybill_numbers)} "
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f"(максимум {_MAX_DOCUMENTS_PER_REQUEST})"
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)
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body = {
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"apiKey": self._api_key,
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"modelName": "TrackingDocument",
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"calledMethod": "getStatusDocuments",
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"methodProperties": {
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"Documents": [{"DocumentNumber": number, "Phone": ""} for number in waybill_numbers]
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},
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}
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async with httpx.AsyncClient(timeout=30) as client:
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response = await client.post(_API_URL, json=body)
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response.raise_for_status()
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data = response.json()
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if not data.get("success"):
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errors = data.get("errors") or []
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message = "; ".join(str(error) for error in errors)
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raise NovaPoshtaError(f"NP вернул ошибку: {message or 'неизвестная ошибка'}")
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return [TrackingStatusOut.model_validate(item) for item in data.get("data", [])]
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