from typing import Final

import requests
from pydantic import TypeAdapter
from pydantic.dataclasses import dataclass

from mdrsclient.api.base import BaseApi
from mdrsclient.exceptions import UnauthorizedException
from mdrsclient.models import Token, User


@dataclass(frozen=True)
class UserAuthResponse(Token):
    is_reviewer: bool | None = None
    laboratory: str | None = None
    lab_id: int | None = None


class UserApi(BaseApi):
    ENTRYPOINT: Final[str] = "v2/"

    def auth(self, username: str, password: str) -> tuple[User, Token]:
        # print(self.__class__.__name__ + "::" + sys._getframe().f_code.co_name)
        url = self.ENTRYPOINT + "auth/"
        data: dict[str, str | int] = {"username": username, "password": password}
        response = self.connection.post(url, data=data)
        if response.status_code == requests.codes.unauthorized:
            raise UnauthorizedException("Invalid username or password.")
        self._raise_response_error(response)
        obj = TypeAdapter(UserAuthResponse).validate_python(response.json())
        token = Token(access=obj.access, refresh=obj.refresh)
        laboratory_ids = [obj.lab_id] if obj.lab_id is not None else []
        is_reviewer = obj.is_reviewer if obj.is_reviewer is not None else False
        user = User(id=token.user_id, username=username, laboratory_ids=laboratory_ids, is_reviewer=is_reviewer)
        return (user, token)

    def refresh(self, token: Token) -> Token:
        # print(self.__class__.__name__ + "::" + sys._getframe().f_code.co_name)
        url = self.ENTRYPOINT + "refresh/"
        data: dict[str, str | int] = {"refresh": token.refresh}
        response = self.connection.post(url, data=data)
        if response.status_code == requests.codes.unauthorized:
            raise UnauthorizedException("Token is invalid or expired.")
        self._raise_response_error(response)
        token = TypeAdapter(Token).validate_python(response.json())
        return token