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54 lines
3.0 KiB
Python
54 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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"""
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菜单模型模块
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定义系统菜单相关数据模型
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"""
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from typing import Optional, List
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from sqlalchemy import Boolean, String, Integer, JSON, ForeignKey
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from sqlalchemy.orm import relationship, Mapped, mapped_column
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from app.core.base_model import ModelMixin
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class MenuModel(ModelMixin):
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"""
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菜单表 - 用于存储系统菜单信息 - SQLAlchemy 2.0 语法
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菜单类型说明:
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1: 目录
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2: 菜单
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3: 按钮/权限
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4: 链接
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"""
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__tablename__ = "system_menu"
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__table_args__ = ({'comment': '菜单表'})
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name: Mapped[str] = mapped_column(String(50), nullable=False, comment='菜单名称', unique=True)
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type: Mapped[int] = mapped_column(Integer, nullable=False, default=2, comment='菜单类型(1:目录 2:菜单 3:按钮/权限 4:链接)')
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order: Mapped[int] = mapped_column(Integer, nullable=False, default=999, comment='显示排序')
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permission: Mapped[Optional[str]] = mapped_column(String(100), comment='权限标识(如：system:user:list)')
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icon: Mapped[Optional[str]] = mapped_column(String(50), comment='菜单图标')
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route_name: Mapped[Optional[str]] = mapped_column(String(100), comment='路由名称')
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route_path: Mapped[Optional[str]] = mapped_column(String(200), comment='路由路径')
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component_path: Mapped[Optional[str]] = mapped_column(String(200), comment='组件路径')
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redirect: Mapped[Optional[str]] = mapped_column(String(200), comment='重定向地址')
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hidden: Mapped[bool] = mapped_column(Boolean, default=False, nullable=False, comment='是否隐藏(True:隐藏 False:显示)')
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keep_alive: Mapped[bool] = mapped_column(Boolean, default=True, nullable=False, comment='是否缓存(True:是 False:否)')
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always_show: Mapped[bool] = mapped_column(Boolean, default=False, nullable=False, comment='是否始终显示(True:是 False:否)')
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title: Mapped[Optional[str]] = mapped_column(String(50), comment='菜单标题')
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params: Mapped[Optional[dict]] = mapped_column(JSON, comment='路由参数(JSON对象)')
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affix: Mapped[bool] = mapped_column(Boolean, default=False, nullable=False, comment='是否固定标签页(True:是 False:否)')
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parent_id: Mapped[Optional[int]] = mapped_column(Integer, ForeignKey('system_menu.id', ondelete='SET NULL'), default=None, index=True, comment='父菜单ID')
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parent: Mapped[Optional['MenuModel']] = relationship(cascade='all, delete-orphan', primaryjoin="MenuModel.parent_id == MenuModel.id", uselist=False)
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# 角色关联关系
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roles: Mapped[List["RoleModel"]] = relationship(secondary="system_role_menus", back_populates="menus", lazy="selectin")
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# link: Mapped[Optional[str]] = mapped_column(String(255), comment='外链地址')
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# iframe: Mapped[Optional[str]] = mapped_column(String(255), comment='内嵌iframe地址')
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# parent: Mapped[Optional['MenuModel']] = relationship(init=False, back_populates='children', remote_side=[id])
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# children: Mapped[Optional[list['MenuModel']]] = relationship(init=False, back_populates='parent')
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