57 lines
1.8 KiB
Python
57 lines
1.8 KiB
Python
import logging
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from collections.abc import AsyncIterator
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from contextlib import asynccontextmanager
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from typing import Optional, Callable, Dict
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import aiohttp
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from typing_extensions import Self
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from pyhon import const, exceptions
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_LOGGER = logging.getLogger(__name__)
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class ConnectionHandler:
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_HEADERS: Dict = {
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"user-agent": const.USER_AGENT,
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"Content-Type": "application/json",
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}
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def __init__(self, session: Optional[aiohttp.ClientSession] = None) -> None:
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self._create_session: bool = session is None
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self._session: Optional[aiohttp.ClientSession] = session
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async def __aenter__(self) -> Self:
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return await self.create()
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async def __aexit__(self, exc_type, exc_val, exc_tb) -> None:
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await self.close()
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async def create(self) -> Self:
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if self._create_session:
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self._session = aiohttp.ClientSession()
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return self
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@asynccontextmanager
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def _intercept(self, method: Callable, *args, loop: int = 0, **kwargs):
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raise NotImplementedError
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@asynccontextmanager
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async def get(self, *args, **kwargs) -> AsyncIterator[aiohttp.ClientResponse]:
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if self._session is None:
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raise exceptions.NoSessionException()
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response: aiohttp.ClientResponse
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async with self._intercept(self._session.get, *args, **kwargs) as response:
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yield response
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@asynccontextmanager
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async def post(self, *args, **kwargs) -> AsyncIterator[aiohttp.ClientResponse]:
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if self._session is None:
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raise exceptions.NoSessionException()
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response: aiohttp.ClientResponse
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async with self._intercept(self._session.post, *args, **kwargs) as response:
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yield response
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async def close(self) -> None:
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if self._create_session and self._session is not None:
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await self._session.close()
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