"""
Udata related backends.

Docs at:
    https://python-social-auth.readthedocs.io/en/latest/backends/udata.html
"""

from __future__ import annotations

from social_core.exceptions import AuthMissingParameter

from .oauth import BaseOAuth2


class UdataBaseOAuth2(BaseOAuth2):
    """Udata base OAuth authentication backend."""

    SCOPE_SEPARATOR = ","
    REDIRECT_STATE = False
    DEFAULT_SCOPE = ["default"]
    USER_DATA_URL: str | None = None

    def get_user_details(self, response):
        """Return user details from Udata account."""
        return {
            "username": response.get("first_name"),
            "email": response.get("email") or "",
            "first_name": response.get("first_name"),
        }

    def user_data(self, access_token, *args, **kwargs):
        """Load user data from service."""
        if self.USER_DATA_URL is None:
            raise AuthMissingParameter(self, "USER_DATA_URL")
        return self.get_json(self.USER_DATA_URL, params={"access_token": access_token})


class DatagouvfrOAuth2(UdataBaseOAuth2):
    """Datagouvfr OAuth authentication backend."""

    name = "datagouv"
    ACCESS_TOKEN_URL = "https://www.data.gouv.fr/oauth/token"
    AUTHORIZATION_URL = "https://www.data.gouv.fr/oauth/authorize"
    USER_DATA_URL = "https://www.data.gouv.fr/api/1/me/"