import uuid from django.db.models import BooleanField, Model, UUIDField from django.utils.translation import gettext_lazy as _ from django_extensions.db.fields import CreationDateTimeField, ModificationDateTimeField class NiceModel(Model): id = None uuid = UUIDField( verbose_name=_("unique id"), help_text=_("unique id is used to surely identify any database object"), primary_key=True, default=uuid.uuid4, editable=False, ) is_active = BooleanField( default=True, verbose_name=_("is active"), help_text=_("if set to false, this object can't be seen by users without needed permission"), ) created = CreationDateTimeField(_("created"), help_text=_("when the object first appeared on the database")) modified = ModificationDateTimeField(_("modified"), help_text=_("when the object was last modified")) def save(self, **kwargs): self.update_modified = kwargs.pop("update_modified", getattr(self, "update_modified", True)) super().save(**kwargs) class Meta: abstract = True get_latest_by = "modified"