feat: initial commit

backend/app/models/cad_file.py

@@ -0,0 +1,37 @@
+import uuid
+from datetime import datetime
+from sqlalchemy import String, DateTime, Enum as SAEnum, BigInteger
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+from sqlalchemy.dialects.postgresql import UUID, JSONB
+from app.database import Base
+import enum
+
+
+class ProcessingStatus(str, enum.Enum):
+    pending = "pending"
+    processing = "processing"
+    completed = "completed"
+    failed = "failed"
+
+
+class CadFile(Base):
+    __tablename__ = "cad_files"
+
+    id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
+    original_name: Mapped[str] = mapped_column(String(500), nullable=False)
+    stored_path: Mapped[str] = mapped_column(String(1000), nullable=False)
+    file_hash: Mapped[str] = mapped_column(String(64), unique=True, nullable=False, index=True)
+    file_size: Mapped[int] = mapped_column(BigInteger, nullable=True)
+    parsed_objects: Mapped[dict] = mapped_column(JSONB, nullable=True)
+    thumbnail_path: Mapped[str] = mapped_column(String(1000), nullable=True)
+    gltf_path: Mapped[str] = mapped_column(String(1000), nullable=True)
+    processing_status: Mapped[ProcessingStatus] = mapped_column(
+        SAEnum(ProcessingStatus), default=ProcessingStatus.pending, nullable=False
+    )
+    error_message: Mapped[str] = mapped_column(String(2000), nullable=True)
+    render_log: Mapped[dict] = mapped_column(JSONB, nullable=True)
+    created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
+    updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)
+
+    order_items: Mapped[list["OrderItem"]] = relationship("OrderItem", back_populates="cad_file")
+    products: Mapped[list["Product"]] = relationship("Product", back_populates="cad_file")