36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
"""API for Google Nest Device Access bound to Home Assistant OAuth."""
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from aiohttp import ClientSession
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from google.oauth2.credentials import Credentials
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from google_nest_sdm.auth import AbstractAuth
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from homeassistant.helpers import config_entry_oauth2_flow
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# See https://developers.google.com/nest/device-access/registration
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class AsyncConfigEntryAuth(AbstractAuth):
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"""Provide Google Nest Device Access authentication tied to an OAuth2 based config entry."""
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def __init__(
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self,
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websession: ClientSession,
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oauth_session: config_entry_oauth2_flow.OAuth2Session,
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api_url: str,
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):
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"""Initialize Google Nest Device Access auth."""
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super().__init__(websession, api_url)
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self._oauth_session = oauth_session
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async def async_get_access_token(self):
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"""Return a valid access token."""
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if not self._oauth_session.valid_token:
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await self._oauth_session.async_ensure_token_valid()
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return self._oauth_session.token["access_token"]
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async def async_get_creds(self):
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"""Return a minimal OAuth credential."""
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token = await self.async_get_access_token()
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return Credentials(token=token)
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