from datetime import datetime
from sqlalchemy import Column, Integer, String, Boolean, DateTime
from app.core.database import Base
from app.core.utils import now_tw


class SystemSettings(Base):
    __tablename__ = "system_settings"

    id                    = Column(Integer, primary_key=True, default=1)
    site_title            = Column(String(200), nullable=False, default="VMIS Admin Portal")
    version               = Column(String(50),  nullable=False, default="2.0.0")
    timezone              = Column(String(100), nullable=False, default="Asia/Taipei")
    sso_enabled           = Column(Boolean,     nullable=False, default=False)
    # Keycloak — master realm admin (for tenant realm management)
    keycloak_url          = Column(String(200), nullable=False, default="https://auth.lab.taipei")
    keycloak_admin_user   = Column(String(100), nullable=False, default="admin")
    keycloak_admin_pass   = Column(String(200), nullable=False, default="")
    # Keycloak — Admin Portal SSO
    keycloak_realm        = Column(String(100), nullable=False, default="vmis-admin")
    keycloak_client       = Column(String(100), nullable=False, default="vmis-portal")
    updated_at            = Column(DateTime,    nullable=False, default=now_tw, onupdate=now_tw)