#!/usr/bin/env python3
"""Send the Reyna family wind-down reminder to the WhatsApp group without cron wrappers."""
from __future__ import annotations

import json
import sys
import urllib.request

CHAT_ID = "120363424746547296@g.us"
BRIDGE_URL = "http://127.0.0.1:3000/send"
MESSAGE = (
    "Family wind-down time: read a bedtime story, say the bedtime prayer, "
    "get teeth brushed, tidy one small thing, and settle in for the night."
)


def send_whatsapp(message: str) -> None:
    payload = json.dumps({"chatId": CHAT_ID, "message": message}).encode("utf-8")
    req = urllib.request.Request(
        BRIDGE_URL,
        data=payload,
        headers={"Content-Type": "application/json"},
        method="POST",
    )
    with urllib.request.urlopen(req, timeout=30) as resp:
        body = resp.read().decode("utf-8", errors="replace")
        if resp.status != 200:
            raise RuntimeError(f"WhatsApp bridge returned HTTP {resp.status}: {body}")


def main() -> int:
    try:
        send_whatsapp(MESSAGE)
        return 0
    except Exception as exc:
        print(f"Family wind-down WhatsApp send failed: {exc}", file=sys.stderr)
        return 1


if __name__ == "__main__":
    raise SystemExit(main())