from typing import Optional

from fastapi import Request
from fastapi.security import APIKeyHeader
from starlette import status
from starlette.exceptions import HTTPException

from chalicelib.core import authorizers
from schemas import CurrentAPIContext


class APIKeyAuth(APIKeyHeader):
    def __init__(self, auto_error: bool = True):
        super(APIKeyAuth, self).__init__(name="Authorization", auto_error=auto_error)

    async def __call__(self, request: Request) -> Optional[CurrentAPIContext]:
        api_key: Optional[str] = await super(APIKeyAuth, self).__call__(request)
        r = authorizers.api_key_authorizer(api_key)
        if r is None:
            raise HTTPException(
                status_code=status.HTTP_401_UNAUTHORIZED,
                detail="Invalid API Key",
            )
        r["authorizer_identity"] = "api_key"
        print(r)
        request.state.authorizer_identity = "api_key"
        request.state.currentContext = CurrentAPIContext(tenant_id=r["tenantId"])
        return request.state.currentContext