04/15 Updated Editing QR code page, QR code name is unchangeable

routes/qr_codes.py

@@ -454,9 +454,11 @@ def edit_qr_code(qr_id):
                 'back_color': getattr(qr_code, 'back_color', '#FFFFFF')
             }
 
-            # Update QR code fields
-            new_name = request.form['name']
-            qr_code.name = new_name
+            # QR code name is immutable after creation — always retain the existing value.
+            # The name field in the edit form is rendered read-only; this guard ensures
+            # the constraint is enforced even if the form is submitted programmatically.
+            new_name = qr_code.name  # do not accept name changes from the form
+            # qr_code.name is intentionally NOT reassigned here
 
             # --- ADDED: for dynamic QR codes, location/address are auto-managed ---
             new_qr_type = request.form.get('qr_type', 'standard')
@@ -1196,4 +1198,4 @@ def deactivate_qr_code(qr_id):
         return jsonify({
             'success': False,
             'message': 'Error deactivating QR code. Please try again.'
-        }), 500
+        }), 500