feat: direct call download api by cgo dart

ui/flutter/lib/api/api.dart

@@ -1,210 +0,0 @@
-import 'dart:io';
-
-import 'package:dio/dio.dart';
-import 'package:dio/io.dart';
-import 'package:flutter/foundation.dart';
-import 'package:gopeed/api/model/extension.dart';
-import 'package:gopeed/api/model/install_extension.dart';
-import 'package:gopeed/api/model/switch_extension.dart';
-
-import '../util/util.dart';
-import 'model/create_task.dart';
-import 'model/downloader_config.dart';
-import 'model/request.dart';
-import 'model/resolve_result.dart';
-import 'model/result.dart';
-import 'model/task.dart';
-import 'model/update_extension_settings.dart';
-import 'model/update_check_extension_resp.dart';
-
-class _Client {
-  static _Client? _instance;
-
-  late Dio dio;
-
-  _Client._internal();
-
-  factory _Client(String network, String address, String apiToken) {
-    if (_instance == null) {
-      _instance = _Client._internal();
-      var dio = Dio();
-      final isUnixSocket = network == 'unix';
-      var baseUrl = 'http://127.0.0.1';
-      if (!isUnixSocket) {
-        if (Util.isWeb()) {
-          baseUrl = kDebugMode ? 'http://127.0.0.1:9999' : '';
-        } else {
-          baseUrl = 'http://$address';
-        }
-      }
-      dio.options.baseUrl = baseUrl;
-      dio.options.contentType = Headers.jsonContentType;
-      dio.options.sendTimeout = const Duration(seconds: 5);
-      dio.options.connectTimeout = const Duration(seconds: 5);
-      dio.options.receiveTimeout = const Duration(seconds: 60);
-      dio.interceptors.add(InterceptorsWrapper(onRequest: (options, handler) {
-        if (apiToken.isNotEmpty) {
-          options.headers['X-Api-Token'] = apiToken;
-        }
-        handler.next(options);
-      }));
-
-      _instance!.dio = dio;
-      if (isUnixSocket) {
-        (_instance!.dio.httpClientAdapter as IOHttpClientAdapter)
-            .createHttpClient = () {
-          final client = HttpClient();
-          client.connectionFactory =
-              (Uri uri, String? proxyHost, int? proxyPort) {
-            return Socket.startConnect(
-                InternetAddress(address, type: InternetAddressType.unix), 0);
-          };
-          return client;
-        };
-      }
-    }
-    return _instance!;
-  }
-}
-
-class TimeoutException implements Exception {
-  final String message;
-
-  TimeoutException(this.message);
-}
-
-late _Client _client;
-
-void init(String network, String address, String apiToken) {
-  _client = _Client(network, address, apiToken);
-}
-
-Future<T> _parse<T>(
-  Future<Response> Function() fetch,
-  T Function(dynamic json)? fromJsonT,
-) async {
-  try {
-    var resp = await fetch();
-    fromJsonT ??= (json) => null as T;
-    final result = Result<T>.fromJson(resp.data, fromJsonT);
-    if (result.code == 0) {
-      return result.data as T;
-    } else {
-      throw Exception(result);
-    }
-  } on DioException catch (e) {
-    if (e.type == DioExceptionType.sendTimeout ||
-        e.type == DioExceptionType.receiveTimeout ||
-        e.type == DioExceptionType.connectionTimeout) {
-      throw TimeoutException("request timeout");
-    }
-    throw Exception(Result(code: 1000, msg: e.message));
-  }
-}
-
-Future<ResolveResult> resolve(Request request) async {
-  return _parse<ResolveResult>(
-      () => _client.dio.post("/api/v1/resolve", data: request),
-      (data) => ResolveResult.fromJson(data));
-}
-
-Future<String> createTask(CreateTask createTask) async {
-  return _parse<String>(
-      () => _client.dio.post("/api/v1/tasks", data: createTask),
-      (data) => data as String);
-}
-
-Future<List<Task>> getTasks(List<Status> statuses) async {
-  return _parse<List<Task>>(
-      () => _client.dio.get(
-          "/api/v1/tasks?${statuses.map((e) => "status=${e.name}").join("&")}"),
-      (data) => (data as List).map((e) => Task.fromJson(e)).toList());
-}
-
-Future<void> pauseTask(String id) async {
-  return _parse(() => _client.dio.put("/api/v1/tasks/$id/pause"), null);
-}
-
-Future<void> continueTask(String id) async {
-  return _parse(() => _client.dio.put("/api/v1/tasks/$id/continue"), null);
-}
-
-Future<void> pauseAllTasks() async {
-  return _parse(() => _client.dio.put("/api/v1/tasks/pause"), null);
-}
-
-Future<void> continueAllTasks() async {
-  return _parse(() => _client.dio.put("/api/v1/tasks/continue"), null);
-}
-
-Future<void> deleteTask(String id, bool force) async {
-  return _parse(
-      () => _client.dio.delete("/api/v1/tasks/$id?force=$force"), null);
-}
-
-Future<DownloaderConfig> getConfig() async {
-  return _parse(() => _client.dio.get("/api/v1/config"),
-      (data) => DownloaderConfig.fromJson(data));
-}
-
-Future<void> putConfig(DownloaderConfig config) async {
-  return _parse(() => _client.dio.put("/api/v1/config", data: config), null);
-}
-
-Future<void> installExtension(InstallExtension installExtension) async {
-  return _parse(
-      () => _client.dio.post("/api/v1/extensions", data: installExtension),
-      null);
-}
-
-Future<List<Extension>> getExtensions() async {
-  return _parse<List<Extension>>(() => _client.dio.get("/api/v1/extensions"),
-      (data) => (data as List).map((e) => Extension.fromJson(e)).toList());
-}
-
-Future<void> updateExtensionSettings(
-    String identity, UpdateExtensionSettings updateExtensionSettings) async {
-  return _parse(
-      () => _client.dio.put("/api/v1/extensions/$identity/settings",
-          data: updateExtensionSettings),
-      null);
-}
-
-Future<void> switchExtension(
-    String identity, SwitchExtension switchExtension) async {
-  return _parse(
-      () => _client.dio
-          .put("/api/v1/extensions/$identity/switch", data: switchExtension),
-      null);
-}
-
-Future<void> deleteExtension(String identity) async {
-  return _parse(() => _client.dio.delete("/api/v1/extensions/$identity"), null);
-}
-
-Future<UpdateCheckExtensionResp> upgradeCheckExtension(String identity) async {
-  return _parse(() => _client.dio.get("/api/v1/extensions/$identity/update"),
-      (data) => UpdateCheckExtensionResp.fromJson(data));
-}
-
-Future<void> updateExtension(String identity) async {
-  return _parse(
-      () => _client.dio.post("/api/v1/extensions/$identity/update"), null);
-}
-
-Future<Response<String>> proxyRequest<T>(String uri,
-    {data, Options? options}) async {
-  options ??= Options();
-  options.headers ??= {};
-  options.headers!["X-Target-Uri"] = uri;
-
-  // add timestamp to avoid cache
-  return _client.dio.request(
-      "/api/v1/proxy?t=${DateTime.now().millisecondsSinceEpoch}",
-      data: data,
-      options: options);
-}
-
-String join(String path) {
-  return "${_client.dio.options.baseUrl}/${Util.cleanPath(path)}";
-}

ui/flutter/lib/api/api_exception.dart

@@ -0,0 +1,6 @@
+class ApiException implements Exception {
+  final int code;
+  final String message;
+
+  ApiException(this.code, this.message);
+}

ui/flutter/lib/api/entry/libgopeed_boot_base.dart

@@ -0,0 +1,25 @@
+import 'package:dio/dio.dart';
+
+import '../api_exception.dart';
+import '../model/result.dart';
+
+mixin LibgopeedBootBase {
+  Dio createDio() {
+    Dio dio = Dio();
+    dio.options.contentType = Headers.jsonContentType;
+    dio.options.sendTimeout = const Duration(seconds: 5);
+    dio.options.connectTimeout = const Duration(seconds: 5);
+    dio.options.receiveTimeout = const Duration(seconds: 60);
+    return dio;
+  }
+
+  T handleResult<T>(
+    Result<T> result,
+  ) {
+    if (result.code == 0) {
+      return result.data as T;
+    } else {
+      throw ApiException(result.code, result.msg ?? '');
+    }
+  }
+}

ui/flutter/lib/api/entry/libgopeed_boot_native.dart

@@ -0,0 +1,245 @@
+import 'dart:async';
+import 'dart:convert';
+import 'dart:ffi';
+import 'dart:io';
+
+import 'package:dio/dio.dart';
+
+import '../../api/model/create_task.dart';
+import '../../api/model/create_task_batch.dart';
+import '../../api/model/downloader_config.dart';
+import '../../api/model/extension.dart';
+import '../../api/model/http_listen_result.dart';
+import '../../api/model/info.dart';
+import '../../api/model/install_extension.dart';
+import '../../api/model/request.dart';
+import '../../api/model/resolve_result.dart';
+import '../../api/model/result.dart';
+import '../../api/model/switch_extension.dart';
+import '../../api/model/task.dart';
+import '../../api/model/task_filter.dart';
+import '../../api/model/update_check_extension_resp.dart';
+import '../../api/model/update_extension_settings.dart';
+import '../../util/extensions.dart';
+import '../../util/util.dart';
+import '../libgopeed_boot.dart';
+import '../native/channel/libgopeed_channel.dart';
+import '../native/ffi/libgopeed_bind.dart';
+import '../native/ffi/libgopeed_ffi.dart';
+import '../native/libgopeed_interface.dart';
+import '../native/model/invoke_request.dart';
+import '../native/model/start_config.dart';
+import 'libgopeed_boot_base.dart';
+
+LibgopeedBoot create() => LibgopeedBootNative();
+
+class LibgopeedBootNative with LibgopeedBootBase implements LibgopeedBoot {
+  late LibgopeedAbi _libgopeedAbi;
+  late int _apiInstance;
+  late Dio _dio;
+
+  LibgopeedBootNative() {
+    if (Util.isDesktop()) {
+      var libName = "libgopeed.";
+      if (Platform.isWindows) {
+        libName += "dll";
+      }
+      if (Platform.isMacOS) {
+        libName += "dylib";
+      }
+      if (Platform.isLinux) {
+        libName += "so";
+      }
+      _libgopeedAbi = LibgopeedFFi(LibgopeedBind(DynamicLibrary.open(libName)));
+    } else {
+      _libgopeedAbi = LibgopeedChannel();
+    }
+  }
+
+  Future<T> _invoke<T>(
+    String method,
+    List<dynamic> params,
+    T Function(dynamic json)? fromJsonT,
+  ) async {
+    final invokeRequest = InvokeRequest(
+        method: method,
+        params: params.map((e) {
+          if (e.toJson != null) {
+            return jsonEncode(e.toJson());
+          }
+          return jsonEncode(e);
+        }).toList());
+    final resp =
+        await _libgopeedAbi.invoke(_apiInstance, jsonEncode(invokeRequest));
+    final result =
+        Result<T>.fromJson(jsonDecode(resp), fromJsonT ??= (json) => null as T);
+    return handleResult(result);
+  }
+
+  List<dynamic> _parseTaskFilter(TaskFilter? filter) {
+    if (filter == null) {
+      return [];
+    }
+    return [filter];
+  }
+
+  @override
+  Future<void> init(StartConfig cfg) async {
+    final result = await _libgopeedAbi.create(jsonEncode(cfg.toJson()));
+    _apiInstance =
+        Result.fromJson(jsonDecode(result), (data) => data as int).data!;
+    _dio = createDio();
+  }
+
+  @override
+  Future<HttpListenResult> startHttp() async {
+    return _invoke<HttpListenResult>(
+        "startHttp", [], (json) => HttpListenResult.fromJson(json));
+  }
+
+  @override
+  Future<void> stopHttp() async {
+    await _invoke<void>("stopHttp", [], null);
+  }
+
+  @override
+  Future<void> restartHttp() async {
+    await _invoke<void>("restartHttp", [], null);
+  }
+
+  @override
+  Future<Info> info() async {
+    return _invoke<Info>("info", [], (json) => Info.fromJson(json));
+  }
+
+  @override
+  Future<ResolveResult> resolve(Request request) async {
+    return _invoke<ResolveResult>(
+        "resolve", [request], (json) => ResolveResult.fromJson(json));
+  }
+
+  @override
+  Future<String> createTask(CreateTask createTask) async {
+    return _invoke<String>(
+        "createTask", [createTask], (json) => json as String);
+  }
+
+  @override
+  Future<String> createTaskBatch(CreateTaskBatch createTask) async {
+    return _invoke<String>(
+        "createTaskBatch", [createTask], (json) => json as String);
+  }
+
+  @override
+  Future<void> pauseTask(String id) async {
+    await _invoke<void>("pauseTask", [id], null);
+  }
+
+  @override
+  Future<void> pauseTasks(TaskFilter? filter) async {
+    await _invoke<void>("pauseTasks", _parseTaskFilter(filter), null);
+  }
+
+  @override
+  Future<void> continueTask(String id) async {
+    await _invoke<void>("continueTask", [id], null);
+  }
+
+  @override
+  Future<void> continueTasks(TaskFilter? filter) async {
+    await _invoke<void>("continueTasks", _parseTaskFilter(filter), null);
+  }
+
+  @override
+  Future<void> deleteTask(String id, bool force) async {
+    await _invoke<void>("deleteTask", [id, force], null);
+  }
+
+  @override
+  Future<void> deleteTasks(TaskFilter? filter, bool force) async {
+    await _invoke<void>(
+        "deleteTasks",
+        _parseTaskFilter(filter).apply((it) {
+          it.add(force);
+        }),
+        null);
+  }
+
+  @override
+  Future<Task> getTask(String id) async {
+    return _invoke<Task>("getTask", [id], (json) => Task.fromJson(json));
+  }
+
+  @override
+  Future<List<Task>> getTasks(TaskFilter? filter) async {
+    return _invoke<List<Task>>("getTasks", _parseTaskFilter(filter),
+        (json) => json.map((e) => Task.fromJson(e)).toList());
+  }
+
+  @override
+  Future<Map<String, dynamic>> getTaskStats(String id) async {
+    return _invoke<Map<String, dynamic>>(
+        "getTaskStats", [id], (json) => json as Map<String, dynamic>);
+  }
+
+  @override
+  Future<DownloaderConfig> getConfig() async {
+    return _invoke<DownloaderConfig>(
+        "getConfig", [], (json) => DownloaderConfig.fromJson(json));
+  }
+
+  @override
+  Future<void> putConfig(DownloaderConfig config) async {
+    await _invoke<void>("putConfig", [config], null);
+  }
+
+  @override
+  Future<void> installExtension(InstallExtension installExtension) async {
+    await _invoke<void>("installExtension", [installExtension], null);
+  }
+
+  @override
+  Future<List<Extension>> getExtensions() async {
+    return _invoke<List<Extension>>("getExtensions", [],
+        (json) => json.map((e) => Extension.fromJson(e)).toList());
+  }
+
+  @override
+  Future<void> updateExtensionSettings(
+      String identity, UpdateExtensionSettings updateExtensionSettings) async {
+    await _invoke<void>(
+        "updateExtensionSettings", [identity, updateExtensionSettings], null);
+  }
+
+  @override
+  Future<void> switchExtension(
+      String identity, SwitchExtension switchExtension) async {}
+
+  @override
+  Future<void> deleteExtension(String identity) async {
+    await _invoke<void>("deleteExtension", [identity], null);
+  }
+
+  @override
+  Future<UpdateCheckExtensionResp> upgradeCheckExtension(
+      String identity) async {
+    return _invoke<UpdateCheckExtensionResp>("upgradeCheckExtension",
+        [identity], (json) => UpdateCheckExtensionResp.fromJson(json));
+  }
+
+  @override
+  Future<void> upgradeExtension(String identity) async {
+    await _invoke<void>("upgradeExtension", [identity], null);
+  }
+
+  @override
+  Future<void> close() async {
+    await _invoke<void>("close", [], null);
+  }
+
+  @override
+  Future<Response<String>> proxyRequest<T>(String uri,
+      {data, Options? options}) {
+    return _dio.request(uri, data: data, options: options);
+  }
+}

ui/flutter/lib/api/entry/libgopeed_boot_web.dart

@@ -0,0 +1,275 @@
+import 'package:dio/dio.dart';
+import 'package:flutter/foundation.dart';
+
+import '../../api/model/create_task.dart';
+import '../../api/model/create_task_batch.dart';
+import '../../api/model/downloader_config.dart';
+import '../../api/model/extension.dart';
+import '../../api/model/http_listen_result.dart';
+import '../../api/model/info.dart';
+import '../../api/model/install_extension.dart';
+import '../../api/model/request.dart';
+import '../../api/model/resolve_result.dart';
+import '../../api/model/result.dart';
+import '../../api/model/switch_extension.dart';
+import '../../api/model/task.dart';
+import '../../api/model/task_filter.dart';
+import '../../api/model/update_check_extension_resp.dart';
+import '../../api/model/update_extension_settings.dart';
+import '../../util/extensions.dart';
+import '../../util/util.dart';
+import '../api_exception.dart';
+import '../libgopeed_boot.dart';
+import '../native/model/start_config.dart';
+import 'libgopeed_boot_base.dart';
+
+LibgopeedBoot create() => LibgopeedBootWeb();
+
+class LibgopeedBootWeb with LibgopeedBootBase implements LibgopeedBoot {
+  late Dio _dio;
+  static const String _apiPrefix = '/api/v1';
+
+  LibgopeedBootWeb();
+
+  Future<T> _fetch<T>(
+    Future<Response> Function() fetch,
+    T Function(dynamic json)? fromJsonT,
+  ) async {
+    try {
+      var resp = await fetch();
+      fromJsonT ??= (json) => null as T;
+      final result = Result<T>.fromJson(resp.data, fromJsonT);
+      return handleResult(result);
+    } on DioException catch (e) {
+      if (e.type == DioExceptionType.sendTimeout ||
+          e.type == DioExceptionType.receiveTimeout ||
+          e.type == DioExceptionType.connectionTimeout) {
+        throw ApiException(1000, 'request timeout');
+      }
+      throw ApiException(1000, e.message ?? "");
+    }
+  }
+
+  Map<String, dynamic>? _parseTaskFilter(TaskFilter? filter) {
+    if (filter == null) {
+      return null;
+    }
+
+    Map<String, dynamic> params = {};
+    if (filter.ids != null) {
+      params['ids'] = filter.ids;
+    }
+    if (filter.statuses != null) {
+      params['statuses'] = filter.statuses;
+    }
+    if (filter.notStatuses != null) {
+      params['notStatuses'] = filter.notStatuses;
+    }
+    if (params.isEmpty) {
+      return null;
+    }
+    return params;
+  }
+
+  @override
+  Future<void> init(StartConfig cfg) async {
+    _dio = createDio();
+    _dio.options.baseUrl = kDebugMode ? 'http://127.0.0.1:9999' : '';
+  }
+
+  @override
+  Future<HttpListenResult> startHttp() async {
+    throw UnimplementedError();
+  }
+
+  @override
+  Future<void> stopHttp() async {
+    throw UnimplementedError();
+  }
+
+  @override
+  Future<void> restartHttp() async {
+    throw UnimplementedError();
+  }
+
+  @override
+  Future<Info> info() {
+    return _fetch<Info>(
+        () => _dio.get("$_apiPrefix/info"), (data) => Info.fromJson(data));
+  }
+
+  @override
+  Future<ResolveResult> resolve(Request request) async {
+    return _fetch<ResolveResult>(
+        () => _dio.post("$_apiPrefix/resolve", data: request),
+        (data) => ResolveResult.fromJson(data));
+  }
+
+  @override
+  Future<String> createTask(CreateTask createTask) async {
+    return _fetch<String>(
+        () => _dio.post("$_apiPrefix/tasks", data: createTask),
+        (data) => data as String);
+  }
+
+  @override
+  Future<String> createTaskBatch(CreateTaskBatch createTask) async {
+    return _fetch<String>(
+        () => _dio.post("$_apiPrefix/tasks", data: createTask),
+        (data) => data as String);
+  }
+
+  @override
+  Future<void> pauseTask(String id) async {
+    await _fetch<void>(
+        () => _dio.put("$_apiPrefix/tasks/$id/pause", data: {}), null);
+  }
+
+  @override
+  Future<void> pauseTasks(TaskFilter? filter) async {
+    await _fetch<void>(
+        () => _dio.put("$_apiPrefix/tasks/pause",
+            queryParameters: _parseTaskFilter(filter)),
+        null);
+  }
+
+  @override
+  Future<void> continueTask(String id) async {
+    await _fetch<void>(
+        () => _dio.put("$_apiPrefix/tasks/$id/continue", data: {}), null);
+  }
+
+  @override
+  Future<void> continueTasks(TaskFilter? filter) async {
+    await _fetch<void>(
+        () => _dio.put("$_apiPrefix/tasks/continue",
+            queryParameters: _parseTaskFilter(filter)),
+        null);
+  }
+
+  @override
+  Future<void> deleteTask(String id, bool force) async {
+    await _fetch<void>(
+        () => _dio
+            .delete("$_apiPrefix/tasks/$id", queryParameters: {'force': force}),
+        null);
+  }
+
+  @override
+  Future<void> deleteTasks(TaskFilter? filter, bool force) async {
+    await _fetch<void>(
+        () => _dio.delete("$_apiPrefix/tasks",
+            queryParameters: _parseTaskFilter(filter)?.apply((it) {
+              it['force'] = force;
+            })),
+        null);
+  }
+
+  @override
+  Future<Task> getTask(String id) async {
+    return _fetch<Task>(
+        () => _dio.get("$_apiPrefix/tasks/$id"), (data) => Task.fromJson(data));
+  }
+
+  @override
+  Future<List<Task>> getTasks(TaskFilter? filter) async {
+    return _fetch<List<Task>>(
+        () => _dio.get("$_apiPrefix/tasks",
+            queryParameters: _parseTaskFilter(filter)),
+        (data) => (data as List).map((e) => Task.fromJson(e)).toList());
+  }
+
+  @override
+  Future<Map<String, dynamic>> getTaskStats(String id) async {
+    return _fetch<Map<String, dynamic>>(
+        () => _dio.get("$_apiPrefix/tasks/$id/stats"),
+        (data) => data as Map<String, dynamic>);
+  }
+
+  @override
+  Future<DownloaderConfig> getConfig() async {
+    return _fetch<DownloaderConfig>(() => _dio.get("$_apiPrefix/config"),
+        (data) => DownloaderConfig.fromJson(data));
+  }
+
+  @override
+  Future<void> putConfig(DownloaderConfig config) async {
+    await _fetch<void>(
+        () => _dio.put("$_apiPrefix/config", data: config), null);
+  }
+
+  @override
+  Future<void> installExtension(InstallExtension installExtension) async {
+    await _fetch<void>(
+        () => _dio.post("$_apiPrefix/extensions", data: installExtension),
+        null);
+  }
+
+  @override
+  Future<List<Extension>> getExtensions() async {
+    return _fetch<List<Extension>>(() => _dio.get("$_apiPrefix/extensions"),
+        (data) => (data as List).map((e) => Extension.fromJson(e)).toList());
+  }
+
+  @override
+  Future<void> updateExtensionSettings(
+      String identity, UpdateExtensionSettings updateExtensionSettings) async {
+    await _fetch<void>(
+        () => _dio.put("$_apiPrefix/extensions/$identity/settings",
+            data: updateExtensionSettings),
+        null);
+  }
+
+  @override
+  Future<void> switchExtension(
+      String identity, SwitchExtension switchExtension) async {
+    await _fetch<void>(
+        () => _dio.put("$_apiPrefix/extensions/$identity/switch",
+            data: switchExtension),
+        null);
+  }
+
+  @override
+  Future<void> deleteExtension(String identity) async {
+    await _fetch<void>(
+        () => _dio.delete("$_apiPrefix/extensions/$identity"), null);
+  }
+
+  @override
+  Future<UpdateCheckExtensionResp> upgradeCheckExtension(
+      String identity) async {
+    return _fetch<UpdateCheckExtensionResp>(
+        () => _dio.get("$_apiPrefix/extensions/$identity/upgrade"),
+        (data) => UpdateCheckExtensionResp.fromJson(data));
+  }
+
+  @override
+  Future<void> upgradeExtension(String identity) async {
+    await _fetch<void>(
+        () => _dio.post("$_apiPrefix/extensions/$identity/upgrade"), null);
+  }
+
+  @override
+  Future<void> close() async {
+    throw UnimplementedError();
+  }
+
+  // To avoid CORS, use a backend proxy to forward the request
+  @override
+  Future<Response<String>> proxyRequest<T>(String uri,
+      {data, Options? options}) async {
+    options ??= Options();
+    options.headers ??= {};
+    options.headers!["X-Target-Uri"] = uri;
+
+    // add timestamp to avoid cache
+    return _dio.request(
+        "/api/v1/proxy?t=${DateTime.now().millisecondsSinceEpoch}",
+        data: data,
+        options: options);
+  }
+
+  String join(String path) {
+    return "${_dio.options.baseUrl}/${Util.cleanPath(path)}";
+  }
+}

ui/flutter/lib/api/libgopeed_boot.dart

@@ -0,0 +1,15 @@
+import "libgopeed_boot_stub.dart"
+    if (dart.library.html) 'entry/libgopeed_boot_browser.dart'
+    if (dart.library.io) 'entry/libgopeed_boot_native.dart';
+import 'native/libgopeed_interface.dart';
+
+abstract class LibgopeedBoot implements LibgopeedApi {
+  static LibgopeedBoot? _instance;
+
+  static LibgopeedBoot get instance {
+    _instance ??= LibgopeedBoot();
+    return _instance!;
+  }
+
+  factory LibgopeedBoot() => create();
+}

ui/flutter/lib/api/libgopeed_boot_stub.dart

@@ -0,0 +1,3 @@
+import 'libgopeed_boot.dart';
+
+LibgopeedBoot create() => throw UnimplementedError();

ui/flutter/lib/api/model/create_task_batch.dart

@@ -0,0 +1,20 @@
+import 'package:gopeed/api/model/extension.dart';
+import 'package:gopeed/api/model/request.dart';
+import 'package:json_annotation/json_annotation.dart';
+
+part 'create_task_batch.g.dart';
+
+@JsonSerializable()
+class CreateTaskBatch {
+  List<Request> reqs;
+  Option? opt;
+
+  CreateTaskBatch({
+    this.reqs = const [],
+    this.opt,
+  });
+
+  factory CreateTaskBatch.fromJson(Map<String, dynamic> json) =>
+      _$CreateTaskBatchFromJson(json);
+  Map<String, dynamic> toJson() => _$CreateTaskBatchToJson(this);
+}

ui/flutter/lib/api/model/create_task_batch.g.dart

@@ -0,0 +1,33 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'create_task_batch.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+CreateTaskBatch _$CreateTaskBatchFromJson(Map<String, dynamic> json) =>
+    CreateTaskBatch(
+      reqs: (json['reqs'] as List<dynamic>?)
+              ?.map((e) => Request.fromJson(e as Map<String, dynamic>))
+              .toList() ??
+          const [],
+      opt: json['opt'] == null
+          ? null
+          : Option.fromJson(json['opt'] as Map<String, dynamic>),
+    );
+
+Map<String, dynamic> _$CreateTaskBatchToJson(CreateTaskBatch instance) {
+  final val = <String, dynamic>{
+    'reqs': instance.reqs,
+  };
+
+  void writeNotNull(String key, dynamic value) {
+    if (value != null) {
+      val[key] = value;
+    }
+  }
+
+  writeNotNull('opt', instance.opt);
+  return val;
+}

ui/flutter/lib/api/model/http_listen_result.dart

@@ -0,0 +1,18 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'http_listen_result.g.dart';
+
+@JsonSerializable()
+class HttpListenResult {
+  String host;
+  int port;
+
+  HttpListenResult({
+    this.host = '',
+    this.port = 0,
+  });
+
+  factory HttpListenResult.fromJson(Map<String, dynamic> json) =>
+      _$HttpListenResultFromJson(json);
+  Map<String, dynamic> toJson() => _$HttpListenResultToJson(this);
+}

ui/flutter/lib/api/model/http_listen_result.g.dart

@@ -0,0 +1,19 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'http_listen_result.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+HttpListenResult _$HttpListenResultFromJson(Map<String, dynamic> json) =>
+    HttpListenResult(
+      host: json['host'] as String? ?? '',
+      port: (json['port'] as num?)?.toInt() ?? 0,
+    );
+
+Map<String, dynamic> _$HttpListenResultToJson(HttpListenResult instance) =>
+    <String, dynamic>{
+      'host': instance.host,
+      'port': instance.port,
+    };

ui/flutter/lib/api/model/info.dart

@@ -0,0 +1,23 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'info.g.dart';
+
+@JsonSerializable()
+class Info {
+  String version;
+  String runtime;
+  String os;
+  String arch;
+  bool inDocker;
+
+  Info({
+    this.version = '',
+    this.runtime = '',
+    this.os = '',
+    this.arch = '',
+    this.inDocker = false,
+  });
+
+  factory Info.fromJson(Map<String, dynamic> json) => _$InfoFromJson(json);
+  Map<String, dynamic> toJson() => _$InfoToJson(this);
+}

ui/flutter/lib/api/model/info.g.dart

@@ -0,0 +1,23 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'info.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+Info _$InfoFromJson(Map<String, dynamic> json) => Info(
+      version: json['version'] as String? ?? '',
+      runtime: json['runtime'] as String? ?? '',
+      os: json['os'] as String? ?? '',
+      arch: json['arch'] as String? ?? '',
+      inDocker: json['inDocker'] as bool? ?? false,
+    );
+
+Map<String, dynamic> _$InfoToJson(Info instance) => <String, dynamic>{
+      'version': instance.version,
+      'runtime': instance.runtime,
+      'os': instance.os,
+      'arch': instance.arch,
+      'inDocker': instance.inDocker,
+    };

ui/flutter/lib/api/model/options.g.dart

@@ -10,7 +10,7 @@ Options _$OptionsFromJson(Map<String, dynamic> json) => Options(
       name: json['name'] as String,
       path: json['path'] as String,
       selectFiles: (json['selectFiles'] as List<dynamic>?)
-              ?.map((e) => e as int)
+              ?.map((e) => (e as num).toInt())
               .toList() ??
           const [],
       extra: json['extra'],
@@ -35,7 +35,7 @@ Map<String, dynamic> _$OptionsToJson(Options instance) {
 
 OptsExtraHttp _$OptsExtraHttpFromJson(Map<String, dynamic> json) =>
     OptsExtraHttp()
-      ..connections = json['connections'] as int
+      ..connections = (json['connections'] as num).toInt()
       ..autoTorrent = json['autoTorrent'] as bool;
 
 Map<String, dynamic> _$OptsExtraHttpToJson(OptsExtraHttp instance) =>

ui/flutter/lib/api/model/result.g.dart

@@ -11,7 +11,7 @@ Result<T> _$ResultFromJson<T>(
   T Function(Object? json) fromJsonT,
 ) =>
     Result<T>(
-      code: json['code'] as int,
+      code: (json['code'] as num).toInt(),
       msg: json['msg'] as String?,
       data: _$nullableGenericFromJson(json['data'], fromJsonT),
     );

ui/flutter/lib/api/model/task_filter.dart

@@ -0,0 +1,17 @@
+import 'package:gopeed/api/model/task.dart';
+import 'package:json_annotation/json_annotation.dart';
+
+part 'task_filter.g.dart';
+
+@JsonSerializable()
+class TaskFilter {
+  List<String>? ids;
+  List<Status>? statuses;
+  List<Status>? notStatuses;
+
+  TaskFilter({this.ids, this.statuses, this.notStatuses});
+
+  factory TaskFilter.fromJson(Map<String, dynamic> json) =>
+      _$TaskFilterFromJson(json);
+  Map<String, dynamic> toJson() => _$TaskFilterToJson(this);
+}

ui/flutter/lib/api/model/task_filter.g.dart

@@ -0,0 +1,43 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'task_filter.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+TaskFilter _$TaskFilterFromJson(Map<String, dynamic> json) => TaskFilter(
+      ids: (json['ids'] as List<dynamic>?)?.map((e) => e as String).toList(),
+      statuses: (json['statuses'] as List<dynamic>?)
+          ?.map((e) => $enumDecode(_$StatusEnumMap, e))
+          .toList(),
+      notStatuses: (json['notStatuses'] as List<dynamic>?)
+          ?.map((e) => $enumDecode(_$StatusEnumMap, e))
+          .toList(),
+    );
+
+Map<String, dynamic> _$TaskFilterToJson(TaskFilter instance) {
+  final val = <String, dynamic>{};
+
+  void writeNotNull(String key, dynamic value) {
+    if (value != null) {
+      val[key] = value;
+    }
+  }
+
+  writeNotNull('ids', instance.ids);
+  writeNotNull(
+      'statuses', instance.statuses?.map((e) => _$StatusEnumMap[e]!).toList());
+  writeNotNull('notStatuses',
+      instance.notStatuses?.map((e) => _$StatusEnumMap[e]!).toList());
+  return val;
+}
+
+const _$StatusEnumMap = {
+  Status.ready: 'ready',
+  Status.running: 'running',
+  Status.pause: 'pause',
+  Status.wait: 'wait',
+  Status.error: 'error',
+  Status.done: 'done',
+};

ui/flutter/lib/api/native/channel/libgopeed_channel.dart

@@ -0,0 +1,24 @@
+import 'package:flutter/services.dart';
+
+import '../libgopeed_interface.dart';
+
+class LibgopeedChannel implements LibgopeedAbi {
+  static const _channel = MethodChannel('gopeed.com/libgopeed');
+
+  @override
+  Future<String> create(String cfg) async {
+    final result = await _channel.invokeMethod<String>('create', {
+      'cfg': cfg,
+    });
+    return result!;
+  }
+
+  @override
+  Future<String> invoke(int instance, String params) async {
+    final result = await _channel.invokeMethod<String>('invoke', {
+      'instance': instance,
+      'params': params,
+    });
+    return result!;
+  }
+}

ui/flutter/lib/api/native/ffi/libgopeed_ffi.dart

@@ -0,0 +1,36 @@
+import 'dart:async';
+
+import 'package:ffi/ffi.dart';
+
+import '../libgopeed_interface.dart';
+import 'libgopeed_bind.dart';
+
+class LibgopeedFFi implements LibgopeedAbi {
+  late LibgopeedBind _libgopeed;
+
+  LibgopeedFFi(LibgopeedBind libgopeed) {
+    _libgopeed = libgopeed;
+  }
+
+  @override
+  Future<String> create(String cfg) {
+    final cfgPtr = cfg.toNativeUtf8();
+    try {
+      final result = _libgopeed.Create(cfgPtr.cast());
+      return Future.value(result.cast<Utf8>().toDartString());
+    } finally {
+      calloc.free(cfgPtr);
+    }
+  }
+
+  @override
+  Future<String> invoke(int instance, String params) {
+    final paramsPtr = params.toNativeUtf8();
+    try {
+      final result = _libgopeed.Invoke(instance, paramsPtr.cast());
+      return Future.value(result.cast<Utf8>().toDartString());
+    } finally {
+      calloc.free(paramsPtr);
+    }
+  }
+}

ui/flutter/lib/api/native/libgopeed_interface.dart

@@ -0,0 +1,83 @@
+import 'package:dio/dio.dart';
+
+import '../model/create_task.dart';
+import '../model/create_task_batch.dart';
+import '../model/downloader_config.dart';
+import '../model/extension.dart';
+import '../model/http_listen_result.dart';
+import '../model/info.dart';
+import '../model/install_extension.dart';
+import '../model/request.dart';
+import '../model/resolve_result.dart';
+import '../model/switch_extension.dart';
+import '../model/task.dart';
+import '../model/task_filter.dart';
+import '../model/update_check_extension_resp.dart';
+import '../model/update_extension_settings.dart';
+import 'model/start_config.dart';
+
+abstract class LibgopeedAbi {
+  Future<String> create(String cfg);
+  Future<String> invoke(int instance, String params);
+}
+
+abstract class LibgopeedApi {
+  Future<void> init(StartConfig cfg);
+
+  Future<HttpListenResult> startHttp();
+
+  Future<void> stopHttp();
+
+  Future<void> restartHttp();
+
+  Future<Info> info();
+
+  Future<ResolveResult> resolve(Request request);
+
+  Future<String> createTask(CreateTask createTask);
+
+  Future<String> createTaskBatch(CreateTaskBatch createTask);
+
+  Future<void> pauseTask(String id);
+
+  Future<void> pauseTasks(TaskFilter? filter);
+
+  Future<void> continueTask(String id);
+
+  Future<void> continueTasks(TaskFilter? filter);
+
+  Future<void> deleteTask(String id, bool force);
+
+  Future<void> deleteTasks(TaskFilter? filter, bool force);
+
+  Future<Task> getTask(String id);
+
+  Future<List<Task>> getTasks(TaskFilter? filter);
+
+  Future<Map<String, dynamic>> getTaskStats(String id);
+
+  Future<DownloaderConfig> getConfig();
+
+  Future<void> putConfig(DownloaderConfig config);
+
+  Future<void> installExtension(InstallExtension installExtension);
+
+  Future<List<Extension>> getExtensions();
+
+  Future<void> updateExtensionSettings(
+      String identity, UpdateExtensionSettings updateExtensionSettings);
+
+  Future<void> switchExtension(
+      String identity, SwitchExtension switchExtension);
+
+  Future<void> deleteExtension(String identity);
+
+  Future<UpdateCheckExtensionResp> upgradeCheckExtension(String identity);
+
+  Future<void> upgradeExtension(String identity);
+
+  Future<void> close();
+
+  Future<Response<String>> proxyRequest<T>(String uri,
+      {data, Options? options});
+}

ui/flutter/lib/api/native/model/invoke_request.dart

@@ -0,0 +1,19 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'invoke_request.g.dart';
+
+@JsonSerializable()
+class InvokeRequest {
+  String method;
+  List<String> params;
+
+  InvokeRequest({
+    this.method = '',
+    this.params = const [],
+  });
+
+  factory InvokeRequest.fromJson(Map<String, dynamic> json) =>
+      _$InvokeRequestFromJson(json);
+
+  Map<String, dynamic> toJson() => _$InvokeRequestToJson(this);
+}

ui/flutter/lib/api/native/model/invoke_request.g.dart

@@ -0,0 +1,22 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'invoke_request.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+InvokeRequest _$InvokeRequestFromJson(Map<String, dynamic> json) =>
+    InvokeRequest(
+      method: json['method'] as String? ?? '',
+      params: (json['params'] as List<dynamic>?)
+              ?.map((e) => e as String)
+              .toList() ??
+          const [],
+    );
+
+Map<String, dynamic> _$InvokeRequestToJson(InvokeRequest instance) =>
+    <String, dynamic>{
+      'method': instance.method,
+      'params': instance.params,
+    };

ui/flutter/lib/api/native/model/start_config.dart

@@ -0,0 +1,19 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'start_config.g.dart';
+
+@JsonSerializable()
+class StartConfig {
+  String storage;
+  String storageDir;
+
+  StartConfig({
+    this.storage = '',
+    this.storageDir = '',
+  });
+
+  factory StartConfig.fromJson(Map<String, dynamic> json) =>
+      _$StartConfigFromJson(json);
+
+  Map<String, dynamic> toJson() => _$StartConfigToJson(this);
+}

ui/flutter/lib/api/native/model/start_config.g.dart

@@ -0,0 +1,18 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'start_config.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+StartConfig _$StartConfigFromJson(Map<String, dynamic> json) => StartConfig(
+      storage: json['storage'] as String? ?? '',
+      storageDir: json['storageDir'] as String? ?? '',
+    );
+
+Map<String, dynamic> _$StartConfigToJson(StartConfig instance) =>
+    <String, dynamic>{
+      'storage': instance.storage,
+      'storageDir': instance.storageDir,
+    };