"""Helpers for the public demo account.

The demo account is identified by email (settings.demo_email, env DEMO_EMAIL)
so no schema change is needed. Its credentials and profile are locked through
the API and its data is recreated daily by reset_demo.py.
"""
from app.core.config import settings
from app.models.user import User

DEMO_LOCKED_DETAIL = "Contul demo nu poate fi modificat."


def is_demo_user(user: User | None) -> bool:
    """Return True if the given user is the configured demo account."""
    if user is None or not settings.demo_email:
        return False
    return user.email == settings.demo_email