from sqlalchemy import Column, String, DateTime, Text
from sqlalchemy.dialects.postgresql import UUID, JSONB
from datetime import datetime
from app.database import Base
import uuid


class SystemConfig(Base):
    __tablename__ = "system_configs"

    id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
    key = Column(String(100), unique=True, nullable=False, index=True)
    value = Column(JSONB, nullable=False, default={})
    description = Column(Text, default="")
    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow)