fix: return to sensors list after cancelling reposition only if you've arrived from there

lib/features/floorplan/floor_plan_screen.dart

@@ -80,6 +80,7 @@ class _FloorPlanScreenState extends ConsumerState<FloorPlanScreen> {
 
   void _cancelPlacement() {
     ref.read(sensorPlacementProvider.notifier).state = null;
+    ref.read(sensorPlacementOriginSensorsProvider.notifier).state = false;
   }
 
   @override
@@ -135,8 +136,9 @@ class _FloorPlanScreenState extends ConsumerState<FloorPlanScreen> {
       canPop: placingSensor == null,
       onPopInvokedWithResult: (didPop, _) {
         if (!didPop && placingSensor != null) {
+          final fromSensors = ref.read(sensorPlacementOriginSensorsProvider);
           _cancelPlacement();
-          context.go('/sensors');
+          if (fromSensors) context.go('/sensors');
         }
       },
       child: Scaffold(
@@ -276,8 +278,10 @@ class _FloorPlanScreenState extends ConsumerState<FloorPlanScreen> {
                         sensor: placingSensor,
                         onPlace: () => _confirmPlacement(placingSensor),
                         onCancel: () {
+                          final fromSensors =
+                              ref.read(sensorPlacementOriginSensorsProvider);
                           _cancelPlacement();
-                          context.go('/sensors');
+                          if (fromSensors) context.go('/sensors');
                         },
                       ),
                     ),