"""Owner password-reset email (#19), following the same
sender-resolution/template/mailer.send_email shape as booking_mail.py's
booking confirmation -- see that module for why this never talks to smtplib
directly.
"""
import os

from flask import render_template

import booking_mail
import mailer

PUBLIC_BASE_URL = os.environ.get("PUBLIC_BASE_URL", "https://onboard.mivanchenko.de").rstrip("/")


def reset_url(token):
    return f"{PUBLIC_BASE_URL}/owner/reset-password/{token}"


def send_password_reset(client, user, token):
    business_name = (client or {}).get("business_name") or "Ihr Konto"
    html = render_template(
        "emails/password_reset.html",
        business_name=business_name,
        reset_url=reset_url(token),
    )
    mailer.send_email(
        user["email"],
        f"Passwort zurücksetzen – {business_name}",
        html,
        from_addr=booking_mail._sender_for(client),
    )