now creating dewars from spreadsheet

backend/app/routers/shipment.py

@@ -263,3 +263,48 @@ async def add_dewar_puck_sample_to_shipment(shipment_id: int, payload: DewarCrea
 
     db.refresh(shipment)
     return shipment
+
+
+@router.post("/{shipment_id}/add_dewar_puck_sample", response_model=ShipmentSchema, status_code=status.HTTP_201_CREATED)
+async def add_dewar_puck_sample_to_shipment(shipment_id: int, payload: ShipmentCreate, db: Session = Depends(get_db)):
+    shipment = db.query(ShipmentModel).filter(ShipmentModel.id == shipment_id).first()
+    if not shipment:
+        raise HTTPException(status_code=404, detail="Shipment not found")
+
+    for dewar_data in payload.dewars:
+        dewar = DewarModel(
+            shipment_id=shipment_id,
+            dewar_name=dewar_data.dewar_name,  # Ensure this field aligns with the frontend
+            tracking_number=dewar_data.tracking_number,
+            status=dewar_data.status,
+            contact_person_id=dewar_data.contact_person_id,
+            return_address_id=dewar_data.return_address_id,
+        )
+        db.add(dewar)
+        db.commit()
+        db.refresh(dewar)
+
+        for puck_data in dewar_data.pucks:
+            puck = PuckModel(
+                dewar_id=dewar.id,
+                puck_name=puck_data.puck_name,
+                puck_type=puck_data.puck_type,
+                puck_location_in_dewar=puck_data.puck_location_in_dewar,
+            )
+            db.add(puck)
+            db.commit()
+            db.refresh(puck)
+
+            for sample_data in puck_data.samples:
+                sample = SampleModel(
+                    puck_id=puck.id,
+                    sample_name=sample_data.crystalname,
+                    position=sample_data.positioninpuck,
+                    data_collection_parameters=sample_data.data_collection_parameters
+                )
+                db.add(sample)
+                db.commit()
+                db.refresh(sample)
+
+    db.refresh(shipment)
+    return shipment