from datetime import datetime

from sqlalchemy import Column, DateTime
from sqlalchemy.ext.declarative import declared_attr


class TimestampMixin:
    """Horodatage création / dernière modification."""

    @declared_attr
    def created_at(cls):
        return Column(DateTime, default=datetime.utcnow, nullable=False)

    @declared_attr
    def updated_at(cls):
        return Column(
            DateTime,
            default=datetime.utcnow,
            onupdate=datetime.utcnow,
            nullable=False,
        )

    @property
    def a_ete_modifie(self) -> bool:
        if not self.created_at or not self.updated_at:
            return False
        return (self.updated_at - self.created_at).total_seconds() > 60