from sqlalchemy import Column, Integer, String, DateTime
from sqlalchemy.sql import func
from app.core.database import Base

class SystemConfig(Base):
    __tablename__ = "system_configs"

    id = Column(Integer, primary_key=True, index=True)
    key = Column(String(50), unique=True, index=True, nullable=False, comment="Configuration Key")
    value = Column(String(255), nullable=True, comment="Configuration Value")
    description = Column(String(255), nullable=True, comment="Description")
    
    created_at = Column(DateTime(timezone=True), server_default=func.now())
    updated_at = Column(DateTime(timezone=True), onupdate=func.now(), server_default=func.now())

