from datetime import datetime
from uuid import uuid4

from sqlalchemy import Boolean, DateTime, Integer, String
from sqlalchemy.orm import Mapped, mapped_column

from app.core.database import Base


def new_id() -> str:
    return uuid4().hex


class TimestampMixin:
    id: Mapped[str] = mapped_column(String(32), primary_key=True, default=new_id)
    sort: Mapped[int] = mapped_column(Integer, default=0)
    is_deleted: Mapped[bool] = mapped_column(Boolean, default=False, index=True)
    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow)
    updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)