Раис Юсупалиев
50 lines
1.2 KiB
Python
50 lines
1.2 KiB
Python
"""Base interface for delivery providers."""
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from abc import ABC, abstractmethod
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from typing import Protocol, runtime_checkable
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from app.schemas.payment import InitPaymentRequest
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from app.schemas.request import DeliveryCalculationRequest
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from app.schemas.response import DeliveryPrice
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class DeliveryProvider(ABC):
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name: str
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@abstractmethod
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async def get_prices(
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self, request: DeliveryCalculationRequest
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) -> list[DeliveryPrice]:
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"""Fetch provider tariffs for a delivery request."""
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raise NotImplementedError
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@runtime_checkable
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class PaymentPriceValidationProvider(Protocol):
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name: str
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async def get_payment_price(
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self,
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request: InitPaymentRequest,
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) -> DeliveryPrice | None: ...
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@runtime_checkable
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class OrderRegistrationProvider(Protocol):
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name: str
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async def register_order(
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self,
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request: InitPaymentRequest,
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order_uuid: str,
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) -> object: ...
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class ProviderClientError(RuntimeError):
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"""Raised when a provider call fails for temporary or provider-side reasons."""
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class ProviderRequestError(RuntimeError):
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"""Raised when a provider rejects input request data."""
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