from sqlalchemy import DateTime
from sqlalchemy.orm import Mapped, mapped_column
from sqlalchemy.sql import func

from admin_app.db.database import AdminBase


# Base abstrata com timestamps para futuras entidades administrativas.
class AdminTimestampedModel(AdminBase):
    __abstract__ = True

    created_at: Mapped[object] = mapped_column(DateTime, server_default=func.current_timestamp())
    updated_at: Mapped[object] = mapped_column(
        DateTime,
        server_default=func.current_timestamp(),
        onupdate=func.current_timestamp(),
    )