from datetime import datetime

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

from app.db import Base


class AppSetting(Base):
    __tablename__ = "app_settings"

    id: Mapped[int] = mapped_column(primary_key=True, autoincrement=True)
    key: Mapped[str] = mapped_column(String(255), unique=True, nullable=False)
    value: Mapped[str | None] = mapped_column(String, nullable=True)
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False
    )