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-rw-r--r--gn_auth/auth/authentication/oauth2/models/oauth2token.py18
1 files changed, 12 insertions, 6 deletions
diff --git a/gn_auth/auth/authentication/oauth2/models/oauth2token.py b/gn_auth/auth/authentication/oauth2/models/oauth2token.py
index f539a07..45962cd 100644
--- a/gn_auth/auth/authentication/oauth2/models/oauth2token.py
+++ b/gn_auth/auth/authentication/oauth2/models/oauth2token.py
@@ -1,19 +1,24 @@
"""OAuth2 Token"""
import uuid
import datetime
-from typing import NamedTuple, Optional
+from dataclasses import dataclass
+from functools import cached_property
+from typing import Optional
+from authlib.oauth2.rfc6749 import TokenMixin
from pymonad.tools import monad_from_none_or_value
from pymonad.maybe import Just, Maybe, Nothing
from gn_auth.auth.db import sqlite3 as db
from gn_auth.auth.authentication.users import User, user_by_id
-
from gn_auth.auth.authorisation.errors import NotFoundError
from .oauth2client import client, OAuth2Client
-class OAuth2Token(NamedTuple):
+
+# pylint: disable=[too-many-instance-attributes]
+@dataclass(frozen=True)
+class OAuth2Token(TokenMixin):
"""Implement Tokens for OAuth2."""
token_id: uuid.UUID
client: OAuth2Client
@@ -26,12 +31,13 @@ class OAuth2Token(NamedTuple):
expires_in: int
user: User
- @property
- def expires_at(self) -> datetime.datetime:
+ @cached_property
+ def expires_at(self):
"""Return the time when the token expires."""
return self.issued_at + datetime.timedelta(seconds=self.expires_in)
- def check_client(self, client: OAuth2Client) -> bool:# pylint: disable=[redefined-outer-name]
+ # pylint: disable=[redefined-outer-name]
+ def check_client(self, client: OAuth2Client) -> bool:
"""Check whether the token is issued to given `client`."""
return client.client_id == self.client.client_id