Connected frontend new contact, new address and shipments to backend

backend/main.py

@@ -38,9 +38,9 @@ class Proposal(BaseModel):
     number: str
 
 class Dewar(BaseModel):
-    id: str
+    id: Optional[str] = None
     dewar_name: str
-    tracking_number: str
+    tracking_number: Optional[str] = None
     number_of_pucks: int
     number_of_samples: int
     return_address: List[Address]
@@ -218,11 +218,25 @@ async def get_proposals():
 async def get_shipments():
     return shipments
 
+@app.delete("/shipments/{shipment_id}", status_code=status.HTTP_204_NO_CONTENT)
+async def delete_shipment(shipment_id: str):
+    global shipments  # Use global variable to access the shipments list
+    shipments = [shipment for shipment in shipments if shipment.shipment_id != shipment_id]
+
 
 @app.get("/dewars", response_model=List[Dewar])
 async def get_dewars():
     return dewars
 
+@app.post("/dewars", response_model=List[Dewar], status_code=status.HTTP_201_CREATED)
+async def create_dewar(shipment: Dewar):
+    dewar_id = f'SHIP-{uuid.uuid4().hex[:8].upper()}'  # Generates a unique shipment ID
+    shipment.id = dewar_id  # Set the generated ID on the shipment object
+
+    dewars.append(shipment)  # Add the modified shipment object to the list
+
+    return dewars  # Return the list of all dewars
+
 
 # Endpoint to get the number of dewars in each shipment
 @app.get("/shipment_dewars")