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后端源码/yifan.action-ai.cn/app/api/v1/module_system/dict/model.py

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+# -*- coding: utf-8 -*-
+
+from sqlalchemy import String, Integer, Boolean, ForeignKey
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+
+from app.core.base_model import ModelMixin
+
+
+class DictTypeModel(ModelMixin):
+    """
+    字典类型表
+    """
+    __tablename__: str = "sys_dict_type"
+    __table_args__: dict[str, str] = ({'comment': '字典类型表'})
+
+    dict_name: Mapped[str] = mapped_column(String(255), nullable=False, comment='字典名称')
+    dict_type: Mapped[str] = mapped_column(String(255), nullable=False, unique=True, comment='字典类型')
+    
+    # 关系定义
+    dict_data_list: Mapped[list["DictDataModel"]] = relationship("DictDataModel", back_populates="dict_type_obj", cascade="all, delete-orphan")
+
+
+class DictDataModel(ModelMixin):
+    """
+    字典数据表
+    """
+    __tablename__: str = "sys_dict_data"
+    __table_args__: dict[str, str] = ({'comment': '字典数据表'})
+    
+    dict_sort: Mapped[int] = mapped_column(Integer, nullable=False, default=0, comment='字典排序')
+    dict_label: Mapped[str] = mapped_column(String(255), nullable=False, comment='字典标签')
+    dict_value: Mapped[str] = mapped_column(String(255), nullable=False, comment='字典键值')
+    css_class: Mapped[str | None] = mapped_column(String(255), nullable=True, comment='样式属性（其他样式扩展）')
+    list_class: Mapped[str | None] = mapped_column(String(255), nullable=True, comment='表格回显样式')
+    is_default: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False, comment='是否默认（True是 False否）')
+    dict_type: Mapped[str] = mapped_column(String(255), nullable=False, comment='字典类型')
+    
+    # 添加外键关系，同时保留dict_type字段用于业务查询
+    dict_type_id: Mapped[int] = mapped_column(
+        Integer, 
+        ForeignKey('sys_dict_type.id', ondelete='CASCADE'), 
+        nullable=False, 
+        comment='字典类型ID'
+    )
+    
+    # 关系定义
+    dict_type_obj: Mapped[DictTypeModel] = relationship("DictTypeModel", back_populates="dict_data_list")