"""
Notification tools — proactively send messages to user channels.

nc_talk_send routes through notification.py → channels.json.
email_send uses the server SMTP config from .env (smtp_server, smtp_from_*).
"""

import asyncio
import logging

from persona import get_user

logger = logging.getLogger(__name__)


async def email_send(to: str, subject: str, body: str) -> str:
    """Send an email via the server's configured SMTP account."""
    from email_utils import send_email
    ok = await asyncio.to_thread(
        send_email,
        to_email=to,
        subject=subject,
        body_text=body,
        body_html=body.replace("\n", "<br>"),
    )
    if ok:
        return f"Email sent to {to}."
    return "Failed to send email — check SMTP configuration in .env."


async def nc_talk_send(message: str) -> str:
    """Send a message to the user via their configured notification channel.

    Channel is resolved from the user's channels.json (notification_channel key).
    Falls back to Nextcloud Talk if configured. No-op if no channel is set.
    """
    from notification import notify
    username = get_user()
    try:
        await notify(username, message)
        return f"Message sent to {username}'s notification channel."
    except Exception as e:
        logger.warning("nc_talk_send error for %s: %s", username, e)
        return f"Failed to send notification: {e}"