from typing import Dict, List

import requests
from urllib3 import disable_warnings

from .errors import KwargConflict

class RestAdapter:
    def __init__(self, hostname: str, api_key: str = '', ssl: bool = True, enforced_signing: bool = True):
        """Create a new RestAdapter instance, to interact with the REST API of a Zipline server.

        :param hostname: The hostname of the Zipline server
        :param api_key: The API key to use for authentication
        :param ssl: Whether to use SSL
        :param enforced_signing: Whether to enforce SSL certificate signing
        """
        self.url = f"http{'s' if ssl else ''}://{hostname}/"
        self.api_key = api_key
        self.ssl = ssl
        self.enforced_signing = enforced_signing
        if ssl is False and enforced_signing is True:
            raise KwargConflict("Cannot enforce signing without SSL")
        if not ssl and not enforced_signing:
            disable_warnings()

    def get(self, endpoint: str) -> List[Dict]:
        full_url = self.url + endpoint
        headers = {'Authorization': self.api_key}
        response = requests.get(url=full_url, verify=self.enforced_signing, headers=headers)
        data_out = response.json()
        if response.status_code >= 200 and response.status_code <= 299:     # OK
            return data_out
        raise Exception(data_out["message"])    # Todo: raise custom exception later