import logging
import os

import httpx

logger = logging.getLogger("yolkbook")


def notify(title: str, message: str, priority: str = "default", tags: list[str] | None = None) -> None:
    """Send a fire-and-forget notification to ntfy. Silently logs errors — never raises."""
    url = os.environ.get("NTFY_URL", "")
    if not url:
        return

    headers = {"Title": title, "Priority": priority}
    if tags:
        headers["Tags"] = ",".join(tags)
    token = os.environ.get("NTFY_TOKEN", "")
    if token:
        headers["Authorization"] = f"Bearer {token}"

    try:
        with httpx.Client(timeout=5) as client:
            resp = client.post(url, content=message, headers=headers)
            resp.raise_for_status()
    except Exception as exc:
        logger.warning("Ntfy notification failed: %s", exc)