Add proxy http adapter

lib/core/http_client/dio_http_client.dart

@@ -1,6 +1,8 @@
 import 'dart:convert';
+import 'dart:io';
 
 import 'package:dio/dio.dart';
+import 'package:dio/io.dart';
 import 'package:dio_smart_retry/dio_smart_retry.dart';
 import 'package:flutter_loggy_dio/flutter_loggy_dio.dart';
 import 'package:hiddify/utils/custom_loggers.dart';
@@ -38,6 +40,19 @@ class DioHttpClient with InfraLogger {
 
   late final Dio _dio;
 
+  void setProxyPort(int port) {
+    loggy.debug("setting proxy port: [$port]");
+    _dio.httpClientAdapter = IOHttpClientAdapter(
+      createHttpClient: () {
+        final client = HttpClient();
+        client.findProxy = (url) {
+          return "PROXY localhost:$port; DIRECT";
+        };
+        return client;
+      },
+    );
+  }
+
   Future<Response<T>> get<T>(
     String url, {
     CancelToken? cancelToken,

lib/core/http_client/http_client_provider.dart

@@ -1,15 +1,27 @@
 import 'package:flutter/foundation.dart';
 import 'package:hiddify/core/app_info/app_info_provider.dart';
 import 'package:hiddify/core/http_client/dio_http_client.dart';
+import 'package:hiddify/features/config_option/notifier/config_option_notifier.dart';
 import 'package:riverpod_annotation/riverpod_annotation.dart';
 
 part 'http_client_provider.g.dart';
 
 @Riverpod(keepAlive: true)
 DioHttpClient httpClient(HttpClientRef ref) {
-  return DioHttpClient(
+  final client = DioHttpClient(
     timeout: const Duration(seconds: 15),
     userAgent: ref.watch(appInfoProvider).requireValue.userAgent,
     debug: kDebugMode,
   );
+
+  ref.listen(
+    configOptionNotifierProvider,
+    (_, next) {
+      if (next case AsyncData(value: final options)) {
+        client.setProxyPort(options.mixedPort);
+      }
+    },
+    fireImmediately: true,
+  );
+  return client;
 }

lib/features/config_option/data/config_option_data_providers.dart

@@ -11,6 +11,16 @@ ConfigOptionRepository configOptionRepository(
 ) {
   return ConfigOptionRepositoryImpl(
     preferences: ref.watch(sharedPreferencesProvider).requireValue,
+  );
+}
+
+@Riverpod(keepAlive: true)
+SingBoxConfigOptionRepository singBoxConfigOptionRepository(
+  SingBoxConfigOptionRepositoryRef ref,
+) {
+  return SingBoxConfigOptionRepositoryImpl(
+    preferences: ref.watch(sharedPreferencesProvider).requireValue,
+    optionsRepository: ref.watch(configOptionRepositoryProvider),
     geoAssetRepository: ref.watch(geoAssetRepositoryProvider).requireValue,
     geoAssetPathResolver: ref.watch(geoAssetPathResolverProvider),
   );

lib/features/config_option/data/config_option_repository.dart

@@ -14,25 +14,115 @@ import 'package:meta/meta.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 
 abstract interface class ConfigOptionRepository {
-  TaskEither<ConfigOptionFailure, SingboxConfigOption>
-      getFullSingboxConfigOption();
-  TaskEither<ConfigOptionFailure, ConfigOptionEntity> getConfigOption();
+  Either<ConfigOptionFailure, ConfigOptionEntity> getConfigOption();
   TaskEither<ConfigOptionFailure, Unit> updateConfigOption(
     ConfigOptionPatch patch,
   );
   TaskEither<ConfigOptionFailure, Unit> resetConfigOption();
 }
 
+abstract interface class SingBoxConfigOptionRepository {
+  TaskEither<ConfigOptionFailure, SingboxConfigOption>
+      getFullSingboxConfigOption();
+}
+
 class ConfigOptionRepositoryImpl
     with ExceptionHandler, InfraLogger
     implements ConfigOptionRepository {
-  ConfigOptionRepositoryImpl({
+  ConfigOptionRepositoryImpl({required this.preferences});
+
+  final SharedPreferences preferences;
+
+  @override
+  Either<ConfigOptionFailure, ConfigOptionEntity> getConfigOption() {
+    try {
+      final map = ConfigOptionEntity.initial.toJson();
+      for (final key in map.keys) {
+        final persisted = preferences.get(key);
+        if (persisted != null) {
+          final defaultValue = map[key];
+          if (defaultValue != null &&
+              persisted.runtimeType != defaultValue.runtimeType) {
+            loggy.warning(
+              "error getting preference[$key], expected type: [${defaultValue.runtimeType}] - received value: [$persisted](${persisted.runtimeType})",
+            );
+            continue;
+          }
+          map[key] = persisted;
+        }
+      }
+      final options = ConfigOptionEntity.fromJson(map);
+      return right(options);
+    } catch (error, stackTrace) {
+      return left(ConfigOptionUnexpectedFailure(error, stackTrace));
+    }
+  }
+
+  @override
+  TaskEither<ConfigOptionFailure, Unit> updateConfigOption(
+    ConfigOptionPatch patch,
+  ) {
+    return exceptionHandler(
+      () async {
+        final map = patch.toJson();
+        await updateByJson(map);
+        return right(unit);
+      },
+      ConfigOptionUnexpectedFailure.new,
+    );
+  }
+
+  @override
+  TaskEither<ConfigOptionFailure, Unit> resetConfigOption() {
+    return exceptionHandler(
+      () async {
+        final map = ConfigOptionEntity.initial.toJson();
+        await updateByJson(map);
+        return right(unit);
+      },
+      ConfigOptionUnexpectedFailure.new,
+    );
+  }
+
+  @visibleForTesting
+  Future<void> updateByJson(
+    Map<String, dynamic> options,
+  ) async {
+    final map = ConfigOptionEntity.initial.toJson();
+    for (final key in map.keys) {
+      final value = options[key];
+      if (value != null) {
+        loggy.debug("updating [$key] to [$value]");
+
+        switch (value) {
+          case bool _:
+            await preferences.setBool(key, value);
+          case String _:
+            await preferences.setString(key, value);
+          case int _:
+            await preferences.setInt(key, value);
+          case double _:
+            await preferences.setDouble(key, value);
+          default:
+            loggy.warning("unexpected type");
+        }
+      }
+    }
+  }
+}
+
+class SingBoxConfigOptionRepositoryImpl
+    with ExceptionHandler, InfraLogger
+    implements SingBoxConfigOptionRepository {
+  SingBoxConfigOptionRepositoryImpl({
     required this.preferences,
+    required this.optionsRepository,
     required this.geoAssetRepository,
     required this.geoAssetPathResolver,
   });
 
   final SharedPreferences preferences;
+  final ConfigOptionRepository optionsRepository;
   final GeoAssetRepository geoAssetRepository;
   final GeoAssetPathResolver geoAssetPathResolver;
 
@@ -81,7 +171,7 @@ class ConfigOptionRepositoryImpl
             .run();
 
         final persisted =
-            await getConfigOption().getOrElse((l) => throw l).run();
+            optionsRepository.getConfigOption().getOrElse((l) => throw l);
         final singboxConfigOption = SingboxConfigOption(
           executeConfigAsIs: false,
           logLevel: persisted.logLevel,
@@ -138,82 +228,4 @@ class ConfigOptionRepositoryImpl
       ConfigOptionUnexpectedFailure.new,
     );
   }
-
-  @override
-  TaskEither<ConfigOptionFailure, ConfigOptionEntity> getConfigOption() {
-    return exceptionHandler(
-      () async {
-        final map = ConfigOptionEntity.initial.toJson();
-        for (final key in map.keys) {
-          final persisted = preferences.get(key);
-          if (persisted != null) {
-            final defaultValue = map[key];
-            if (defaultValue != null &&
-                persisted.runtimeType != defaultValue.runtimeType) {
-              loggy.warning(
-                "error getting preference[$key], expected type: [${defaultValue.runtimeType}] - received value: [$persisted](${persisted.runtimeType})",
-              );
-              continue;
-            }
-            map[key] = persisted;
-          }
-        }
-        final options = ConfigOptionEntity.fromJson(map);
-        return right(options);
-      },
-      ConfigOptionUnexpectedFailure.new,
-    );
-  }
-
-  @override
-  TaskEither<ConfigOptionFailure, Unit> updateConfigOption(
-    ConfigOptionPatch patch,
-  ) {
-    return exceptionHandler(
-      () async {
-        final map = patch.toJson();
-        await updateByJson(map);
-        return right(unit);
-      },
-      ConfigOptionUnexpectedFailure.new,
-    );
-  }
-
-  @override
-  TaskEither<ConfigOptionFailure, Unit> resetConfigOption() {
-    return exceptionHandler(
-      () async {
-        final map = ConfigOptionEntity.initial.toJson();
-        await updateByJson(map);
-        return right(unit);
-      },
-      ConfigOptionUnexpectedFailure.new,
-    );
-  }
-
-  @visibleForTesting
-  Future<void> updateByJson(
-    Map<String, dynamic> options,
-  ) async {
-    final map = ConfigOptionEntity.initial.toJson();
-    for (final key in map.keys) {
-      final value = options[key];
-      if (value != null) {
-        loggy.debug("updating [$key] to [$value]");
-
-        switch (value) {
-          case bool _:
-            await preferences.setBool(key, value);
-          case String _:
-            await preferences.setString(key, value);
-          case int _:
-            await preferences.setInt(key, value);
-          case double _:
-            await preferences.setDouble(key, value);
-          default:
-            loggy.warning("unexpected type");
-        }
-      }
-    }
-  }
 }

lib/features/config_option/notifier/config_option_notifier.dart

@@ -9,14 +9,14 @@ part 'config_option_notifier.g.dart';
 @Riverpod(keepAlive: true)
 class ConfigOptionNotifier extends _$ConfigOptionNotifier with AppLogger {
   @override
-  Future<ConfigOptionEntity> build() {
+  Future<ConfigOptionEntity> build() async {
     return ref
         .watch(configOptionRepositoryProvider)
         .getConfigOption()
         .getOrElse((l) {
       loggy.error("error getting persisted options $l", l);
       throw l;
-    }).run();
+    });
   }
 
   Future<void> updateOption(ConfigOptionPatch patch) async {

lib/features/connection/data/connection_data_providers.dart

@@ -15,7 +15,8 @@ ConnectionRepository connectionRepository(
 ) {
   return ConnectionRepositoryImpl(
     directories: ref.watch(appDirectoriesProvider).requireValue,
-    configOptionRepository: ref.watch(configOptionRepositoryProvider),
+    singBoxConfigOptionRepository:
+        ref.watch(singBoxConfigOptionRepositoryProvider),
     singbox: ref.watch(singboxServiceProvider),
     platformSource: ConnectionPlatformSourceImpl(),
     profilePathResolver: ref.watch(profilePathResolverProvider),

lib/features/connection/data/connection_repository.dart

@@ -38,7 +38,7 @@ class ConnectionRepositoryImpl
     required this.directories,
     required this.singbox,
     required this.platformSource,
-    required this.configOptionRepository,
+    required this.singBoxConfigOptionRepository,
     required this.profilePathResolver,
     required this.geoAssetPathResolver,
   });
@@ -46,7 +46,7 @@ class ConnectionRepositoryImpl
   final Directories directories;
   final SingboxService singbox;
   final ConnectionPlatformSource platformSource;
-  final ConfigOptionRepository configOptionRepository;
+  final SingBoxConfigOptionRepository singBoxConfigOptionRepository;
   final ProfilePathResolver profilePathResolver;
   final GeoAssetPathResolver geoAssetPathResolver;
 
@@ -83,7 +83,7 @@ class ConnectionRepositoryImpl
     return TaskEither<ConnectionFailure, SingboxConfigOption>.Do(
       ($) async {
         final options = await $(
-          configOptionRepository
+          singBoxConfigOptionRepository
               .getFullSingboxConfigOption()
               .mapLeft((l) => const InvalidConfigOption()),
         );
@@ -202,13 +202,10 @@ class ConnectionRepositoryImpl
           }),
         );
         return await $(
-          singbox.stop()
-              .mapLeft(UnexpectedConnectionFailure.new),
+          singbox.stop().mapLeft(UnexpectedConnectionFailure.new),
         );
       },
     ).handleExceptions(UnexpectedConnectionFailure.new);
-  
-  
   }
 
   @override