fix: stats didn't display when stopping bal

lib/ui/bal_page/view_model/bal_view_model.dart

@@ -36,14 +36,24 @@ class BalViewModel extends ChangeNotifier {
   bool isABalOngoing = false;
 
   Future<Result<void>> stopBal(int id) async {
+    isLoaded = false;
+    notifyListeners();
     final result = await _balRepository.stopBal(id);
     switch (result) {
       case Ok():
         _bal = result.value;
-        notifyListeners();
         break;
       default:
     }
+    final result2 = await _loadEnded();
+    switch (result2) {
+      case Ok():
+        isLoaded = true;
+        break;
+      case Error():
+        break;
+    }
+    notifyListeners();
     return result;
   }
 
@@ -149,16 +159,13 @@ class BalViewModel extends ChangeNotifier {
       default:
         break;
     }
-    debugPrint("$isLoaded");
     if (_bal?.state == BalState.ended) {
       final result2 = await _loadEnded();
-      debugPrint("Hello");
       switch (result2) {
         case Ok():
           isLoaded = true;
           break;
         case Error():
-          debugPrint("No ${result2.error}");
           break;
       }
     }