Get task reminders on both Slack and Telegram

from datetime import datetime, timedelta, timezone
from clickruntime import on_trigger, credentials, http, state, notify

TELEGRAM_CHAT_ID = "your-telegram-chat-id"
REPEAT = {"daily": timedelta(days=1), "weekly": timedelta(weeks=1)}

@on_trigger
def run(event):
    reminders = state.get("reminders") or []
    now = datetime.now(timezone.utc)
    due = [r for r in reminders if not r.get("done") and datetime.fromisoformat(r["at"]) <= now]
    if not due:
        return {"sent": 0}
    for r in due:
        text = f"Reminder: {r['text']}"
        notify.slack(text, channel="#reminders")
        http.post(f"https://api.telegram.org/bot{credentials.secret('TELEGRAM_BOT_TOKEN')}/sendMessage",
                  json={"chat_id": TELEGRAM_CHAT_ID, "text": text})
        if r.get("repeat") in REPEAT:
            r["at"] = (datetime.fromisoformat(r["at"]) + REPEAT[r["repeat"]]).isoformat()
        else:
            r["done"] = True
    state.set("reminders", [r for r in reminders if not r.get("done")])
    return {"sent": len(due)}