"""Magic-link e-mail (SMTP). In dev or without SMTP the link is logged instead."""

from __future__ import annotations

from email.message import EmailMessage

import aiosmtplib

from app.core.config import Settings
from app.core.logging import get_logger

log = get_logger("mail")


async def send_magic_link(settings: Settings, to: str, link: str) -> bool:
    if not settings.smtp_enabled:
        log.info("magic_link_not_sent_no_smtp", to_domain=to.split("@")[-1])
        return False
    msg = EmailMessage()
    msg["From"] = settings.SMTP_FROM
    msg["To"] = to
    msg["Subject"] = "Connexion à UQO-Chat"
    msg.set_content(
        "Bonjour,\n\nVoici ton lien de connexion à UQO-Chat (valide 20 minutes) :\n\n"
        f"{link}\n\nSi tu n'as pas demandé ce lien, ignore ce courriel.\n\n— UQO-Chat, "
        "tuteur IA IMM1003 · IMM1033")
    await aiosmtplib.send(
        msg, hostname=settings.SMTP_HOST, port=settings.SMTP_PORT,
        username=settings.SMTP_USER or None,
        password=settings.SMTP_PASSWORD.get_secret_value() or None,
        start_tls=settings.SMTP_PORT == 587)
    return True