#  coding=utf-8
#  Copyright 2021-present, the Recognai S.L. team.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
from abc import ABCMeta, abstractmethod
from typing import Optional

from fastapi import Depends, FastAPI, Request
from fastapi.security import APIKeyHeader, SecurityScopes

from argilla.server.constants import API_KEY_HEADER_NAME
from argilla.server.models import User

api_key_header = APIKeyHeader(name=API_KEY_HEADER_NAME, auto_error=False)


class AuthProvider(metaclass=ABCMeta):
    """Base class for auth provider"""

    @classmethod
    @abstractmethod
    def new_instance(cls):
        pass

    @abstractmethod
    def configure_app(self, app: FastAPI):
        pass

    @abstractmethod
    async def get_current_user(
        self,
        security_scopes: SecurityScopes,
        request: Request,
        api_key: Optional[str] = Depends(api_key_header),
        **kwargs,
    ) -> User:
        pass
