"""
Role ORM model
"""
from sqlalchemy import Column, String, Integer, Text, TIMESTAMP, Index
from sqlalchemy.sql import func
from sqlalchemy.orm import relationship
from app.database import Base
from app.models.db.user import user_roles


class Role(Base):
    """User role (admin, user, etc.)"""

    __tablename__ = "roles"

    id = Column(Integer, primary_key=True, autoincrement=True)
    name = Column(String(50), unique=True, nullable=False, index=True, comment="Role name (e.g., 'admin', 'user')")
    display_name = Column(String(100), nullable=False, comment="Display name")
    description = Column(Text, nullable=True, comment="Role description")
    created_at = Column(TIMESTAMP, server_default=func.now())
    updated_at = Column(TIMESTAMP, server_default=func.now(), onupdate=func.now())

    # Relationships
    users = relationship("User", secondary=user_roles, back_populates="roles")
    menus = relationship("RoleMenu", back_populates="role", cascade="all, delete-orphan")

    def __repr__(self):
        return f"<Role(id={self.id}, name='{self.name}')>"