from __future__ import annotations

import os
from typing import Any

import requests


def request_timeout_seconds() -> int:
    try:
        return max(1, int(str(os.getenv("UPSTREAM_REQUEST_TIMEOUT", "60")).strip()))
    except (TypeError, ValueError):
        return 60


def request_json(
    method: str,
    url: str,
    authorization: str | None = None,
    *,
    json_payload: dict[str, Any] | None = None,
) -> Any:
    headers: dict[str, str] = {}
    token = str(authorization or "").strip()
    if token:
        headers["Authorization"] = token

    response = requests.request(
        method=method,
        url=url,
        headers=headers,
        json=json_payload,
        timeout=request_timeout_seconds(),
    )

    try:
        payload = response.json()
    except ValueError as exc:
        preview = response.text[:300]
        raise ValueError(
            "upstream returned non-JSON response, "
            f"status={response.status_code}, body={preview}"
        ) from exc

    if response.status_code >= 400:
        raise ValueError(f"upstream HTTP {response.status_code}: {payload}")

    return payload