# Minimal HTTP client with token auth and typed responses

import requests
from typing import Any, Dict, Optional


class ApiError(Exception):
    def __init__(self, status: int, message: str):
        self.status = status
        self.message = message
        super().__init__(f"{status}: {message}")


class ApiClient:
    def __init__(self, base_url: str, token: Optional[str] = None):
        self.base_url = base_url.rstrip("/")
        self.token = token

    def set_token(self, token: str):
        self.token = token

    def get(self, path: str) -> Dict[str, Any]:
        return self._request("GET", path)

    def post(self, path: str, payload: Optional[dict] = None) -> Dict[str, Any]:
        return self._request("POST", path, payload)

    def _request(self, method: str, path: str, payload: Optional[dict] = None):
        url = self.base_url + path
        headers = {"Content-Type": "application/json"}

        if self.token:
            headers["Authorization"] = f"Bearer {self.token}"

        resp = requests.request(method, url, json=payload, headers=headers, timeout=10)

        if not resp.ok:
            raise ApiError(resp.status_code, resp.text)

        return resp.json()


# Example usage
if __name__ == "__main__":
    api = ApiClient("https://api.pastehub.de", "user-token")

    me = api.get("/me")
    print("Logged in as", me["username"])