feat: disable automatic node switching (#2807)

lib/core/node_switching_service.dart

@@ -3,6 +3,7 @@ import 'package:cw_core/node.dart';
 import 'package:cw_core/wallet_type.dart';
 import 'package:cake_wallet/store/app_store.dart';
 import 'package:cake_wallet/store/settings_store.dart';
+import 'package:cake_wallet/utils/feature_flag.dart';
 import 'package:cw_core/utils/print_verbose.dart';
 import 'package:hive/hive.dart';
 import 'package:connectivity_plus/connectivity_plus.dart';
@@ -57,7 +58,10 @@ class NodeSwitchingService {
   Future<void> performHealthCheck() async {
     if (appStore.wallet == null) return;
 
-    if (!settingsStore.enableAutomaticNodeSwitching) return;
+    if (!FeatureFlag.isAutomaticNodeSwitchingEnabled ||
+        !settingsStore.enableAutomaticNodeSwitching) {
+      return;
+    }
 
     if (_isSwitching) return;
 

lib/reactions/bootstrap.dart

@@ -15,6 +15,7 @@ import 'package:cake_wallet/store/settings_store.dart';
 import 'package:cake_wallet/store/authentication_store.dart';
 import 'package:cake_wallet/store/dashboard/fiat_conversion_store.dart';
 import 'package:cake_wallet/core/node_switching_service.dart';
+import 'package:cake_wallet/utils/feature_flag.dart';
 
 Future<void> bootstrapOffline() async {
   final authenticationStore = getIt.get<AuthenticationStore>();
@@ -42,5 +43,7 @@ void bootstrapOnline(GlobalKey<NavigatorState> navigatorKey, {required bool load
   startOnCurrentNodeChangeReaction(appStore);
   startFiatRateUpdate(appStore, settingsStore, fiatConversionStore);
 
-  getIt.get<NodeSwitchingService>().startHealthCheckTimer();
+  if (FeatureFlag.isAutomaticNodeSwitchingEnabled) {
+    getIt.get<NodeSwitchingService>().startHealthCheckTimer();
+  }
 }

lib/src/screens/settings/manage_nodes_page.dart

@@ -5,6 +5,7 @@ import 'package:cake_wallet/src/screens/nodes/widgets/node_list_row.dart';
 import 'package:cake_wallet/src/screens/settings/widgets/settings_switcher_cell.dart';
 import 'package:cake_wallet/src/widgets/alert_with_two_actions.dart';
 import 'package:cake_wallet/src/widgets/standard_list.dart';
+import 'package:cake_wallet/utils/feature_flag.dart';
 import 'package:cake_wallet/utils/show_pop_up.dart';
 import 'package:cake_wallet/view_model/node_list/node_list_view_model.dart';
 import 'package:cake_wallet/view_model/node_list/pow_node_list_view_model.dart';
@@ -35,23 +36,24 @@ class ManageNodesPage extends BasePage {
               onTap: (_) async => await Navigator.of(context).pushNamed(Routes.newNode),
             ),
           ),
-          Observer(
-            builder: (_) => SettingsSwitcherCell(
-              key: ValueKey('manage_nodes_page_enable_auto_node_switching_button_key'),
-              title: S.current.enable_auto_node_switching,
-              value: isPow
-                  ? powNodeListViewModel!.enableAutomaticNodeSwitching
-                  : nodeListViewModel!.enableAutomaticNodeSwitching,
-              onValueChange: (BuildContext context, bool value) {
-                if (isPow) {
-                  powNodeListViewModel!.setEnableAutomaticNodeSwitching(value);
-                } else {
-                  nodeListViewModel!.setEnableAutomaticNodeSwitching(value);
-                }
-              },
+          if (FeatureFlag.isAutomaticNodeSwitchingEnabled)
+            Observer(
+              builder: (_) => SettingsSwitcherCell(
+                key: ValueKey('manage_nodes_page_enable_auto_node_switching_button_key'),
+                title: S.current.enable_auto_node_switching,
+                value: isPow
+                    ? powNodeListViewModel!.enableAutomaticNodeSwitching
+                    : nodeListViewModel!.enableAutomaticNodeSwitching,
+                onValueChange: (BuildContext context, bool value) {
+                  if (isPow) {
+                    powNodeListViewModel!.setEnableAutomaticNodeSwitching(value);
+                  } else {
+                    nodeListViewModel!.setEnableAutomaticNodeSwitching(value);
+                  }
+                },
+              ),
             ),
-          ),
-          SizedBox(height: 8),
+          if (FeatureFlag.isAutomaticNodeSwitchingEnabled) SizedBox(height: 8),
           Observer(
             builder: (BuildContext context) {
               int itemsCount =

lib/utils/feature_flag.dart

@@ -14,4 +14,5 @@ class FeatureFlag {
   static const bool hasBitcoinViewOnly = true;
   static const bool customBackgroundEnabled = false;
   static const bool duressPinEnabled = true;
+  static const bool isAutomaticNodeSwitchingEnabled = false;
 }