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fastapi-best-architecture/backend/app/models/sys_menu.py
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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from typing import Union
from sqlalchemy import String, ForeignKey
from sqlalchemy.dialects.mysql import LONGTEXT
from sqlalchemy.orm import Mapped, mapped_column, relationship
from backend.app.database.base_class import Base, id_key
from backend.app.models.sys_role_menu import sys_role_menu
class Menu(Base):
"""菜单表"""
__tablename__ = 'sys_menu'
id: Mapped[id_key] = mapped_column(init=False)
name: Mapped[str] = mapped_column(String(50), unique=True, comment='菜单名称')
level: Mapped[int] = mapped_column(default=0, comment='菜单层级')
sort: Mapped[int] = mapped_column(default=0, comment='排序')
icon: Mapped[str | None] = mapped_column(String(100), default=None, comment='菜单图标')
path: Mapped[str | None] = mapped_column(String(200), default=None, comment='路由地址')
menu_type: Mapped[int] = mapped_column(default=0, comment='菜单类型(0目录 1菜单 2按钮)')
component: Mapped[str | None] = mapped_column(String(255), default=None, comment='组件路径')
perms: Mapped[str | None] = mapped_column(String(100), default=None, comment='权限标识')
status: Mapped[int] = mapped_column(default=1, comment='菜单状态(0停用 1正常)')
remark: Mapped[str | None] = mapped_column(LONGTEXT, default=None, comment='备注')
# 父级菜单一对多
parent_id: Mapped[int | None] = mapped_column(
ForeignKey('sys_menu.id', ondelete='SET NULL'), default=None, index=True, comment='父菜单ID'
)
parent: Mapped[Union['Menu', None]] = relationship(init=False, back_populates='children', remote_side=[id])
children: Mapped[list['Menu'] | None] = relationship(init=False, back_populates='parent')
# 菜单角色多对多
roles: Mapped[list['Role']] = relationship( # noqa: F821
init=False, secondary=sys_role_menu, back_populates='menus'
)