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

class Role(Base):
    __tablename__ = "roles"

    role_id = Column(String(26), primary_key=True)
    role_name = Column(String(50), unique=True, nullable=False)
    role_prefix = Column(String(10), nullable=False)  # e.g. 'TEC', 'SLS', 'ADM'
    description = Column(String(255), nullable=True)
    is_system = Column(Boolean, default=False)
    is_active = Column(Boolean, default=True)
    created_at = Column(DateTime, server_default=func.now())
    updated_at = Column(DateTime, server_default=func.now(), onupdate=func.now())
    deleted_at = Column(DateTime, nullable=True)