69 lines
3.0 KiB
Python
69 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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from typing import TYPE_CHECKING
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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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if TYPE_CHECKING:
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from app.api.v1.module_system.role.model import RoleModel
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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
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菜单类型说明:
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- 1: 目录(一级菜单)
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- 2: 菜单(二级菜单)
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- 3: 按钮/权限(页面内按钮权限)
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- 4: 外部链接
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"""
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__tablename__: str = "sys_menu"
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__table_args__: dict[str, str] = ({'comment': '菜单表'})
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__loader_options__: list[str] = ["roles"]
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name: Mapped[str] = mapped_column(String(50), nullable=False, comment='菜单名称')
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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[str | None] = mapped_column(String(100), comment='权限标识(如:module_system:user:list)')
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icon: Mapped[str | None] = mapped_column(String(50), comment='菜单图标')
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route_name: Mapped[str | None] = mapped_column(String(100), comment='路由名称')
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route_path: Mapped[str | None] = mapped_column(String(200), comment='路由路径')
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component_path: Mapped[str | None] = mapped_column(String(200), comment='组件路径')
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redirect: Mapped[str | None] = 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[str | None] = mapped_column(String(50), comment='菜单标题')
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params: Mapped[list[dict[str, str]] | None] = 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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# 树形结构
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parent_id: Mapped[int | None] = mapped_column(
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Integer,
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ForeignKey('sys_menu.id', ondelete='SET NULL'),
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default=None,
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index=True,
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comment='父菜单ID'
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)
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# 关联关系
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parent: Mapped["MenuModel | None"] = relationship(
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back_populates='children',
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remote_side="MenuModel.id",
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foreign_keys="MenuModel.parent_id",
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uselist=False
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)
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children: Mapped[list["MenuModel"] | None] = relationship(
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back_populates='parent',
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foreign_keys="MenuModel.parent_id",
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order_by="MenuModel.order"
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)
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roles: Mapped[list["RoleModel"]] = relationship(
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secondary="sys_role_menus",
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back_populates="menus",
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lazy="selectin"
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)
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