"""Config flow for Google Tasks."""
import logging
from typing import Any

from homeassistant.helpers import config_entry_oauth2_flow

from .const import DOMAIN, OAUTH2_SCOPES


class OAuth2FlowHandler(
    config_entry_oauth2_flow.AbstractOAuth2FlowHandler, domain=DOMAIN
):
    """Config flow to handle Google Tasks OAuth2 authentication."""

    DOMAIN = DOMAIN

    @property
    def logger(self) -> logging.Logger:
        """Return logger."""
        return logging.getLogger(__name__)

    @property
    def extra_authorize_data(self) -> dict[str, Any]:
        """Extra data that needs to be appended to the authorize url."""
        return {
            "scope": " ".join(OAUTH2_SCOPES),
            # Add params to ensure we get back a refresh token
            "access_type": "offline",
            "prompt": "consent",
        }