Add auto ip check option

lib/core/preferences/general_preferences.dart

@@ -186,3 +186,20 @@ class DynamicNotification extends _$DynamicNotification {
     return _pref.update(value);
   }
 }
+
+@riverpod
+class AutoCheckIp extends _$AutoCheckIp {
+  late final _pref = Pref(
+    ref.watch(sharedPreferencesProvider).requireValue,
+    "auto_check_ip",
+    true,
+  );
+
+  @override
+  bool build() => _pref.getValue();
+
+  Future<void> update(bool value) {
+    state = value;
+    return _pref.update(value);
+  }
+}

lib/features/proxy/active/active_proxy_notifier.dart

@@ -1,5 +1,6 @@
 import 'package:dio/dio.dart';
 import 'package:hiddify/core/haptic/haptic_service.dart';
+import 'package:hiddify/core/preferences/general_preferences.dart';
 import 'package:hiddify/core/utils/throttler.dart';
 import 'package:hiddify/features/connection/notifier/connection_notifier.dart';
 import 'package:hiddify/features/proxy/data/proxy_data_providers.dart';
@@ -23,11 +24,15 @@ class IpInfoNotifier extends _$IpInfoNotifier with AppLogger {
       cancelToken.cancel();
     });
 
+    final autoCheck = ref.watch(autoCheckIpProvider);
     final serviceRunning = await ref.watch(serviceRunningProvider.future);
-    if (!serviceRunning) {
+    if (!_userRequestedFetch && !serviceRunning) {
       throw const ServiceNotRunning();
+    } else if (!_userRequestedFetch && serviceRunning && !autoCheck) {
+      throw const UnknownIp();
     }
 
+    _userRequestedFetch = false;
     return ref
         .watch(proxyRepositoryProvider)
         .getCurrentIpInfo(cancelToken)
@@ -39,10 +44,13 @@ class IpInfoNotifier extends _$IpInfoNotifier with AppLogger {
     ).run();
   }
 
+  bool _userRequestedFetch = false;
+
   Future<void> refresh() async {
     if (state is AsyncLoading) return;
     loggy.debug("refreshing");
     await ref.read(hapticServiceProvider.notifier).lightImpact();
+    _userRequestedFetch = true;
     ref.invalidateSelf();
   }
 }

lib/features/proxy/model/proxy_failure.dart

@@ -17,6 +17,9 @@ sealed class ProxyFailure with _$ProxyFailure, Failure {
   @With<ExpectedFailure>()
   const factory ProxyFailure.serviceNotRunning() = ServiceNotRunning;
 
+  @With<ExpectedFailure>()
+  const factory ProxyFailure.unknownIp() = UnknownIp;
+
   @override
   ({String type, String? message}) present(TranslationsEn t) {
     return switch (this) {
@@ -28,6 +31,7 @@ sealed class ProxyFailure with _$ProxyFailure, Failure {
           type: t.failure.singbox.serviceNotRunning,
           message: null,
         ),
+      UnknownIp() => (type: t.general.unknown, message: null),
     };
   }
 }

lib/features/settings/widgets/general_setting_tiles.dart

@@ -55,6 +55,12 @@ class GeneralSettingTiles extends HookConsumerWidget {
           },
         ),
         const EnableAnalyticsPrefTile(),
+        SwitchListTile(
+          title: Text(t.settings.general.autoIpCheck),
+          secondary: const Icon(FluentIcons.globe_search_24_regular),
+          value: ref.watch(autoCheckIpProvider),
+          onChanged: ref.read(autoCheckIpProvider.notifier).update,
+        ),
         if (Platform.isAndroid) ...[
           SwitchListTile(
             title: Text(t.settings.general.dynamicNotification),