"""Shared model mixins."""
from __future__ import annotations

import uuid
from datetime import datetime

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

from app.models.types import GUID


class UUIDPrimaryKeyMixin:
    id: Mapped[uuid.UUID] = mapped_column(
        GUID(), primary_key=True, default=uuid.uuid4
    )


class TimestampMixin:
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now(), nullable=False
    )
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        server_default=func.now(),
        onupdate=func.now(),
        nullable=False,
    )


class TenantMixin:
    tenant_id: Mapped[uuid.UUID] = mapped_column(GUID(), nullable=False)