import uuid
from datetime import datetime

from sqlalchemy import DateTime, ForeignKey, String, func
from sqlalchemy.dialects.postgresql import JSONB, UUID
from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column

from app.database import Base


class Setting(Base):
    __tablename__ = "settings"

    id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    key: Mapped[str] = mapped_column(String(100), unique=True, nullable=False, index=True)
    value: Mapped[dict] = mapped_column(JSONB, nullable=False)
    updated_by: Mapped[uuid.UUID | None] = mapped_column(
        UUID(as_uuid=True), ForeignKey("users.id", ondelete="SET NULL"), nullable=True
    )
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), server_default=func.now(), onupdate=func.now(), nullable=False
    )