Build lightweight AI agent admin

2026-06-08 18:14:59 +08:00
commit e164840f43
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+from sqlalchemy import Column, String, Integer, ForeignKey
+from sqlalchemy.orm import relationship
+
+from app.base_model import BaseModel
+
+
+class Province(BaseModel):
+    """省份模型"""
+    __tablename__ = "core_province"
+
+    code = Column(String(20), unique=True, nullable=False, index=True, comment="省份代码")
+    name = Column(String(100), nullable=False, comment="省份名称")
+    sort = Column(Integer, default=0, comment="排序")
+
+    # 关联关系
+    cities = relationship("City", back_populates="province", cascade="all, delete-orphan")
+
+
+class City(BaseModel):
+    """城市模型"""
+    __tablename__ = "core_city"
+
+    code = Column(String(20), unique=True, nullable=False, index=True, comment="城市代码")
+    name = Column(String(100), nullable=False, comment="城市名称")
+    province_code = Column(String(20), ForeignKey("core_province.code", ondelete="CASCADE"), nullable=False, comment="省份代码")
+    sort = Column(Integer, default=0, comment="排序")
+
+    # 关联关系
+    province = relationship("Province", back_populates="cities")
+    areas = relationship("Area", back_populates="city", cascade="all, delete-orphan")
+
+
+class Area(BaseModel):
+    """区县模型"""
+    __tablename__ = "core_area"
+
+    code = Column(String(20), unique=True, nullable=False, index=True, comment="区县代码")
+    name = Column(String(100), nullable=False, comment="区县名称")
+    province_code = Column(String(20), nullable=False, index=True, comment="省份代码")
+    city_code = Column(String(20), ForeignKey("core_city.code", ondelete="CASCADE"), nullable=False, comment="城市代码")
+    sort = Column(Integer, default=0, comment="排序")
+
+    # 关联关系
+    city = relationship("City", back_populates="areas")
+    streets = relationship("Street", back_populates="area", cascade="all, delete-orphan")
+
+
+class Street(BaseModel):
+    """街道/乡镇模型"""
+    __tablename__ = "core_street"
+
+    code = Column(String(20), unique=True, nullable=False, index=True, comment="街道代码")
+    name = Column(String(100), nullable=False, comment="街道名称")
+    province_code = Column(String(20), nullable=False, index=True, comment="省份代码")
+    city_code = Column(String(20), nullable=False, index=True, comment="城市代码")
+    area_code = Column(String(20), ForeignKey("core_area.code", ondelete="CASCADE"), nullable=False, comment="区县代码")
+    sort = Column(Integer, default=0, comment="排序")
+
+    # 关联关系
+    area = relationship("Area", back_populates="streets")
+    villages = relationship("Village", back_populates="street", cascade="all, delete-orphan")
+
+
+class Village(BaseModel):
+    """村/社区模型"""
+    __tablename__ = "core_village"
+
+    code = Column(String(20), unique=True, nullable=False, index=True, comment="村庄代码")
+    name = Column(String(100), nullable=False, comment="村庄名称")
+    province_code = Column(String(20), nullable=False, index=True, comment="省份代码")
+    city_code = Column(String(20), nullable=False, index=True, comment="城市代码")
+    area_code = Column(String(20), nullable=False, index=True, comment="区县代码")
+    street_code = Column(String(20), ForeignKey("core_street.code", ondelete="CASCADE"), nullable=False, comment="街道代码")
+    sort = Column(Integer, default=0, comment="排序")
+
+    # 关联关系
+    street = relationship("Street", back_populates="villages")