"""HTTP API Grafana: service account token (Bearer), не пароль пользователя."""

import httpx

# Минимальный набор для проверки и будущих вызовов (алерты, папки и т.д.).


async def ping(base_url: str, token: str) -> tuple[bool, str | None]:
    if not base_url.strip() or not token.strip():
        return False, "grafana url or token empty"
    base = base_url.rstrip("/")
    try:
        async with httpx.AsyncClient(timeout=15.0, verify=True, follow_redirects=True) as client:
            r = await client.get(
                f"{base}/api/org",
                headers={
                    "Authorization": f"Bearer {token}",
                    "Accept": "application/json",
                },
            )
    except Exception as e:
        return False, str(e)
    if r.status_code == 200:
        return True, None
    body = (r.text or "")[:300]
    return False, f"http {r.status_code}: {body}"


async def get_signed_in_user(base_url: str, token: str) -> tuple[dict | None, str | None]:
    """GET /api/user — удобно убедиться, что токен от service account."""
    base = base_url.rstrip("/")
    try:
        async with httpx.AsyncClient(timeout=15.0, verify=True, follow_redirects=True) as client:
            r = await client.get(
                f"{base}/api/user",
                headers={"Authorization": f"Bearer {token}", "Accept": "application/json"},
            )
    except Exception as e:
        return None, str(e)
    if r.status_code != 200:
        return None, f"http {r.status_code}"
    try:
        return r.json(), None
    except Exception:
        return None, "invalid json"


async def health_live(base_url: str) -> tuple[bool, str | None]:
    """GET /api/health — без авторизации, проверка что инстанс отвечает."""
    base = base_url.rstrip("/")
    try:
        async with httpx.AsyncClient(timeout=10.0, verify=True) as client:
            r = await client.get(f"{base}/api/health")
    except Exception as e:
        return False, str(e)
    if r.status_code == 200:
        return True, None
    return False, f"http {r.status_code}"