import requests
from typing import Optional
from settings import settings


class OxiManager:
    def __init__(
            self,
            session: Optional[requests.Session] = None
    ):
        self.base_url = settings.oxi_url
        self._session = session or requests.Session()
        self._session.auth = (settings.oxi_username, settings.oxi_password)

    def __enter__(self):
        return self

    def __exit__(self, *args):
        self._session.close()

    def get(self, endpoint: str, **kwargs) -> requests.Response:
        url = f"{self.base_url}/{endpoint.lstrip('/')}"
        if not url.endswith('.json'):
            url += '.json'
        result = self._session.get(url, **kwargs)
        if result.status_code == 500:
            raise ValueError(f'page {url} not found')
        return result.json()


oxi = OxiManager()
oxi.get('node/show/AKD-MSK30-AGG_S-01')