changed shipment_id to integers

backend/app/services/shipment_processor.py

@@ -0,0 +1,73 @@
+# app/services/shipment_processor.py
+
+from sqlalchemy.orm import Session
+from app.models import Shipment, Dewar, Puck, Sample
+from app.schemas import ShipmentCreate, ShipmentResponse
+import logging
+
+logger = logging.getLogger(__name__)
+
+
+class ShipmentProcessor:
+    def __init__(self, db: Session):
+        self.db = db
+
+    def process_shipment(self, shipment: ShipmentCreate) -> ShipmentResponse:
+        try:
+            # Creating new Shipment
+            new_shipment = Shipment(
+                shipment_name=shipment.shipment_name,
+                shipment_date=shipment.shipment_date,
+                shipment_status=shipment.shipment_status,  # Adjusted to match model
+                # other shipment-related fields if any
+            )
+            self.db.add(new_shipment)
+            self.db.commit()
+            self.db.refresh(new_shipment)
+
+            # Link Dewars
+            for dewar_data in shipment.dewars:
+                dewar = Dewar(
+                    shipment_id=new_shipment.id,
+                    dewar_name=dewar_data.dewar_name,
+                    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,
+                )
+                self.db.add(dewar)
+                self.db.commit()
+                self.db.refresh(dewar)
+
+                # Link Pucks
+                for puck_data in dewar_data.pucks:
+                    puck = Puck(
+                        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,
+                    )
+                    self.db.add(puck)
+                    self.db.commit()
+                    self.db.refresh(puck)
+
+                    # Link Samples
+                    for sample_data in puck_data.samples:
+                        sample = Sample(
+                            puck_id=puck.id,
+                            sample_name=sample_data.sample_name,
+                            position=sample_data.position,
+                        )
+                        self.db.add(sample)
+                        self.db.commit()
+                        self.db.refresh(sample)
+
+            # Return a response wrapped in the ShipmentResponse schema
+            return ShipmentResponse(
+                shipment_id=new_shipment.id,
+                status="success",
+                message="Shipment processed successfully"
+            )
+        except Exception as e:
+            logger.error(f"Error processing shipment: {str(e)}")
+            raise e