add listener to batch

lib/pages/device_managment/curtain_module/bloc/curtain_module_bloc.dart

@@ -253,6 +253,37 @@ class CurtainModuleBloc extends Bloc<CurtainModuleEvent, CurtainModuleState> {
       emit(CurtainModuleStatusLoaded(
         curtainModuleStatus: CurtainModuleStatusModel.fromJson(result),
       ));
+
+      Map<String, dynamic> statusMap = {};
+      final ref = FirebaseDatabase.instance
+          .ref('device-status/${event.devicesIds.first}');
+      final stream = ref.onValue;
+
+      stream.listen((DatabaseEvent DatabaseEvent) async {
+        if (DatabaseEvent.snapshot.value == null) return;
+
+        Map<dynamic, dynamic> usersMap =
+            DatabaseEvent.snapshot.value as Map<dynamic, dynamic>;
+
+        List<Status> statusList = [];
+
+        usersMap['status'].forEach((element) {
+          statusList
+              .add(Status(code: element['code'], value: element['value']));
+        });
+
+        statusMap = {
+          for (final element in statusList) element.code: element.value,
+        };
+        if (!isClosed) {
+          add(
+            ChangeCurtainModuleStatusEvent(
+              deviceId: event.devicesIds.first,
+              status: CurtainModuleStatusModel.fromJson(statusMap),
+            ),
+          );
+        }
+      });
     } catch (e) {
       emit(CurtainModuleError(message: e.toString()));
     }