deving

src/models/database.py

@@ -61,6 +61,8 @@ class STPFile(Base):
     # 关联关系
     user = relationship("User", back_populates="stp_files")
     geometry_data = relationship("GeometryData", back_populates="stp_file", uselist=False)
+    # 网格数据：一条 STP 记录对应一条网格摘要记录（详细 JSON 在 RustFS）
+    mesh_data = relationship("MeshData", back_populates="stp_file", uselist=False)
     mold_cavity_data = relationship("MoldCavityData", back_populates="stp_file", uselist=False)
     html_file = relationship("HTMLFile", back_populates="stp_file", uselist=False)
     
@@ -103,6 +105,40 @@ class GeometryData(Base):
     def __repr__(self):
         return f"<GeometryData(id={self.id}, stp_file_id={self.stp_file_id})>"
 
+
+class MeshData(Base):
+    """网格数据JSON元数据表（详细网格存 RustFS，PostgreSQL 存摘要）"""
+    __tablename__ = "mesh_data"
+
+    id = Column(Integer, primary_key=True, index=True)
+    stp_file_id = Column(Integer, ForeignKey("stp_files.id"), nullable=False, index=True)
+
+    # 对象存储信息
+    object_key = Column(String(500), nullable=False)
+    storage_bucket = Column(String(100), nullable=False)
+    object_url = Column(String(1000), nullable=True)
+
+    # 生成设置
+    quality = Column(String(20), default="medium")  # low / medium / high
+
+    # 网格规模信息
+    vertex_count = Column(Integer, nullable=True)
+    face_count = Column(Integer, nullable=True)
+    point_count = Column(Integer, nullable=True)  # 采样点云数量
+
+    # 网格边界框（便于快速查询）
+    bounding_box_min = Column(JSON, nullable=True)
+    bounding_box_max = Column(JSON, nullable=True)
+
+    # 时间戳
+    created_time = Column(DateTime, default=func.now())
+
+    # 关联关系
+    stp_file = relationship("STPFile", back_populates="mesh_data")
+
+    def __repr__(self):
+        return f"<MeshData(id={self.id}, stp_file_id={self.stp_file_id}, quality='{self.quality}')>"
+
 class HTMLFile(Base):
     """网页文件元数据表"""
     __tablename__ = "html_files"