Update cart.py

cart.py

@@ -418,4 +418,38 @@ def get_loyalty_data():
         return render_template("loyalty.html", loyalty_data=loyalty_data)
 
     except Exception as e:
-        return f"Error: {str(e)}", 500
+        return f"Error: {str(e)}", 500
+@cart_blueprint.route("/fetch_previous_order", methods=["GET"])
+def fetch_previous_order():
+    # Assuming `email` is the unique identifier for the user
+    email = session.get('user_email')
+    
+    if not email:
+        return jsonify({"success": False, "message": "User not logged in"})
+
+    try:
+        # Fetch the most recent order (or any other logic to get the previous order)
+        previous_order_query = f"""
+            SELECT Order_Details__c 
+            FROM Order__c 
+            WHERE Customer_Email__c = '{email}' AND Order_Status__c = 'Completed' 
+            ORDER BY CreatedDate DESC LIMIT 1
+        """
+        previous_order_result = sf.query(previous_order_query)
+        previous_order = previous_order_result["records"][0] if previous_order_result["records"] else None
+        
+        if not previous_order:
+            return jsonify({"success": False, "message": "No previous order found."})
+
+        # Parse the order details to extract the items and add-ons
+        order_details = previous_order["Order_Details__c"]
+        
+        # Assuming the order details are stored as JSON (you can use JSON.parse() in JavaScript to handle this)
+        # You might need to adjust the parsing based on how the data is structured (whether it's JSON or string-based)
+        order_items = json.loads(order_details)["items"]
+        
+        return jsonify({"success": True, "previousOrder": order_items})
+
+    except Exception as e:
+        print(f"Error fetching previous order: {e}")
+        return jsonify({"success": False, "message": "Error fetching previous order."})