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020 update city code resolving

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This commit is contained in:
Раис Юсупалиев
2026-03-21 10:03:46 +03:00
parent c4175121a0
commit 163f379a65
14 changed files with 45939 additions and 271 deletions
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app/adapters/delivery_providers/base.py
+4 -2
View File
@@ -2,7 +2,7 @@
from abc import ABC, abstractmethod
from app.schemas.request import DeliveryRequest
from app.schemas.request import DeliveryCalculationRequest
from app.schemas.response import DeliveryPrice
@@ -10,7 +10,9 @@ class DeliveryProvider(ABC):
name: str
@abstractmethod
async def get_prices(self, request: DeliveryRequest) -> list[DeliveryPrice]:
async def get_prices(
self, request: DeliveryCalculationRequest
) -> list[DeliveryPrice]:
"""Fetch provider tariffs for a delivery request."""
raise NotImplementedError
app/adapters/delivery_providers/cdek/client.py
+34 -80
View File
@@ -15,9 +15,10 @@ from app.adapters.delivery_providers.cdek.order_mapper import (
map_cdek_order_request,
map_cdek_order_response,
)
from app.cities import cities_map
from app.config import AdapterConfig
from app.schemas.order import OrderCreateRequest, OrderCreateResponse
from app.schemas.request import DeliveryRequest
from app.schemas.request import DeliveryCalculationRequest
from app.schemas.response import DeliveryPrice
log = logging.getLogger(__name__)
@@ -45,16 +46,16 @@ class CDEKClient:
self._http_client = http_client
self._auth_client = auth_client
normalized_base_url = base_url.rstrip("/")
self._city_lookup_url = f"{normalized_base_url}/location/suggest/cities"
self._tariff_url = f"{normalized_base_url}/calculator/tarifflist"
self._orders_url = f"{normalized_base_url}/orders"
self._timeout_seconds = timeout_seconds
self._retry_attempts = retry_attempts
self._retry_backoff_seconds = retry_backoff_seconds
self._sleep = sleep
self._city_code_cache: dict[str, int] = {}
async def get_raw_price(self, request: DeliveryRequest) -> dict[str, Any]:
async def get_raw_price(
self, request: DeliveryCalculationRequest
) -> dict[str, Any]:
payload = await self._build_payload(request)
for attempt in range(self._retry_attempts + 1):
try:
@@ -89,7 +90,6 @@ class CDEKClient:
if not isinstance(raw_payload, dict):
raise CDEKClientError("CDEK tariff payload must be a JSON object.")
log.info(f"Founded {len(response.json())} tarrifs")
return raw_payload
raise CDEKClientError("CDEK tariff request failed unexpectedly.")
@@ -157,15 +157,11 @@ class CDEKClient:
def _should_retry(status_code: int) -> bool:
return status_code == 429 or status_code >= 500
async def _build_payload(self, request: DeliveryRequest) -> dict[str, Any]:
from_city_code = await self._resolve_city_code(
request.from_city,
country_code=request.country_code,
)
to_city_code = await self._resolve_city_code(
request.to_city,
country_code=request.country_code,
)
async def _build_payload(
self, request: DeliveryCalculationRequest
) -> dict[str, Any]:
from_city_code = self._get_cdek_city_code(request.from_city)
to_city_code = self._get_cdek_city_code(request.to_city)
return {
"type": 2,
"from_location": {"code": from_city_code},
@@ -180,76 +176,32 @@ class CDEKClient:
],
}
async def _resolve_city_code(self, city: str, *, country_code: str | None) -> int:
normalized_city = city.strip().casefold()
normalized_country_code = (
country_code.strip().upper() if country_code is not None else ""
)
cache_key = f"{normalized_country_code}:{normalized_city}"
cached_code = self._city_code_cache.get(cache_key)
if cached_code is not None:
return cached_code
for attempt in range(self._retry_attempts + 1):
try:
token = await self._auth_client.get_access_token()
params = {"name": city}
if normalized_country_code:
params["country_code"] = normalized_country_code
response = await self._http_client.get(
self._city_lookup_url,
params=params,
headers={"Authorization": f"Bearer {token}"},
timeout=self._timeout_seconds,
)
log.info(f"Founded cities: {response.json()}")
except (httpx.TimeoutException, httpx.TransportError) as exc:
if attempt < self._retry_attempts:
await self._sleep(self._retry_delay(attempt))
continue
raise CDEKClientError(
"CDEK city lookup request failed after retry attempts."
) from exc
if self._should_retry(response.status_code):
if attempt < self._retry_attempts:
await self._sleep(self._retry_delay(attempt))
continue
raise CDEKClientError(
f"CDEK city lookup failed with status {response.status_code}."
)
try:
response.raise_for_status()
body = response.json()
except (httpx.HTTPError, TypeError, ValueError) as exc:
raise CDEKClientError("CDEK city lookup returned invalid payload.") from exc
break
else:
raise CDEKClientError("CDEK city lookup failed unexpectedly.")
if isinstance(body, dict):
first_item = body
elif isinstance(body, list) and body:
first_item = body[0]
elif isinstance(body, list):
@staticmethod
def _get_cdek_city_code(city_id: int) -> int:
city_entry = cities_map.get(str(city_id))
if not isinstance(city_entry, dict):
raise CDEKRequestError(
f"CDEK city lookup returned no matches for '{city}'."
f"CDEK city mapping is not configured for city id {city_id}."
)
cdek_data = city_entry.get("cdek")
if not isinstance(cdek_data, dict):
raise CDEKRequestError(
f"CDEK city mapping is not configured for city id {city_id}."
)
raw_city_code = cdek_data.get("code")
if raw_city_code is None or isinstance(raw_city_code, bool):
raise CDEKRequestError(
f"CDEK city code is invalid for city id {city_id}."
)
else:
raise CDEKClientError("CDEK city lookup response must be an object or array.")
if not isinstance(first_item, dict):
raise CDEKClientError("CDEK city lookup response entry must be an object.")
raw_city_code = first_item.get("code")
if raw_city_code is None:
raise CDEKClientError("CDEK city lookup response has no city code.")
try:
city_code = int(raw_city_code)
return int(raw_city_code)
except (TypeError, ValueError) as exc:
raise CDEKClientError("CDEK city lookup response city code is invalid.") from exc
self._city_code_cache[cache_key] = city_code
return city_code
raise CDEKRequestError(
f"CDEK city code is invalid for city id {city_id}."
) from exc
class CDEKProvider(DeliveryProvider):
@@ -283,7 +235,9 @@ class CDEKProvider(DeliveryProvider):
)
return cls(client=client, cache_ttl_seconds=adapter_config.cdek_cache_ttl_seconds)
async def get_prices(self, request: DeliveryRequest) -> list[DeliveryPrice]:
async def get_prices(
self, request: DeliveryCalculationRequest
) -> list[DeliveryPrice]:
raw_payload = await self._client.get_raw_price(request)
return map_cdek_response(raw_payload)