usda-hass-config/custom_components/hacs/data_client.py

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2024-10-01 14:06:39 +00:00
"""HACS Data client."""
from __future__ import annotations
import asyncio
from typing import Any
from aiohttp import ClientSession, ClientTimeout
from .exceptions import HacsException, HacsNotModifiedException
class HacsDataClient:
"""HACS Data client."""
def __init__(self, session: ClientSession, client_name: str) -> None:
"""Initialize."""
self._client_name = client_name
self._etags = {}
self._session = session
async def _do_request(
self,
filename: str,
section: str | None = None,
) -> dict[str, dict[str, Any]] | list[str]:
"""Do request."""
endpoint = "/".join([v for v in [section, filename] if v is not None])
try:
response = await self._session.get(
f"https://data-v2.hacs.xyz/{endpoint}",
timeout=ClientTimeout(total=60),
headers={
"User-Agent": self._client_name,
"If-None-Match": self._etags.get(endpoint, ""),
},
)
if response.status == 304:
raise HacsNotModifiedException() from None
response.raise_for_status()
except HacsNotModifiedException:
raise
except asyncio.TimeoutError:
raise HacsException("Timeout of 60s reached") from None
except Exception as exception:
raise HacsException(f"Error fetching data from HACS: {exception}") from exception
self._etags[endpoint] = response.headers.get("etag")
return await response.json()
async def get_data(self, section: str | None) -> dict[str, dict[str, Any]]:
"""Get data."""
return await self._do_request(filename="data.json", section=section)
async def get_repositories(self, section: str) -> list[str]:
"""Get repositories."""
return await self._do_request(filename="repositories.json", section=section)