mirror of
https://github.com/GopeedLab/gopeed.git
synced 2026-11-04 15:49:49 +00:00
416 lines
14 KiB
Dart
416 lines
14 KiB
Dart
import 'dart:async';
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import 'package:flutter/foundation.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:path_provider/path_provider.dart';
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import '../../api/api.dart' as api;
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import '../../api/model/downloader_config.dart';
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import 'downloader_config_init.dart';
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import '../../core/capabilities/app_capabilities.dart';
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import '../../core/common/api_server_state.dart';
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import '../../core/common/start_config.dart';
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import '../../core/common/task_event.dart';
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import '../../core/entry/app_initializer.dart';
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import '../../core/libgopeed_boot.dart';
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import '../../core/network/gopeed/gopeed_transport.dart';
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import '../../features/auth/application/web_auth_controller.dart';
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import '../../l10n/l10n.dart';
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import '../../util/log_util.dart';
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import '../../util/analytics.dart';
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import '../../util/package_info.dart';
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import '../../util/util.dart';
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import '../rpc/webview_rpc_service.dart';
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import 'android_foreground_service.dart';
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import 'location_keep_alive.dart';
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import 'continued_processing.dart';
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const unixSocketPath = 'gopeed.sock';
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final appRuntimeControllerProvider = AsyncNotifierProvider<AppRuntimeController, AppRuntimeState>(
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AppRuntimeController.new,
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);
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class AppRuntimeState {
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const AppRuntimeState({
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required this.startConfig,
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required this.apiServerState,
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required this.downloaderConfig,
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this.localBackendStarted = false,
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this.startupError,
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});
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final StartConfig startConfig;
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final ApiServerState apiServerState;
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final DownloaderConfig downloaderConfig;
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final bool localBackendStarted;
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final Object? startupError;
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int get runningPort => apiServerState.runningPort;
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String runningAddress() => apiServerState.runningAddress();
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}
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class AppRuntimeController extends AsyncNotifier<AppRuntimeState> {
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static StartConfig? _defaultStartConfig;
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Future<void> _preferenceWrites = Future<void>.value();
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@override
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Future<AppRuntimeState> build() async {
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ref.onDispose(() => unawaited(WebViewRpcService.instance.stop()));
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return _init();
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}
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Future<void> reloadConfig() async {
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final current = state.value;
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if (current == null) return;
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final config = await ref.read(gopeedServiceProvider).getConfig();
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final apiState = kIsWeb ? current.apiServerState : (await LibgopeedBoot.instance.getApiServerState()).state;
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final startConfig = _copyStartConfig(current.startConfig);
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if (kIsWeb) {
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// The Web client connection may point at a separate development server
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// from the page itself. Downloader config describes the remote process
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// and must not replace that client-side endpoint after reload.
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startConfig
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..apiEnable = true
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..mcpEnable = config.api.mcpEnable;
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} else {
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startConfig
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..apiEnable = config.api.enable
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..mcpEnable = config.api.mcpEnable
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..network = config.api.network
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..address = config.api.address
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..apiToken = config.api.token;
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}
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state = AsyncValue.data(
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AppRuntimeState(
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startConfig: startConfig,
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apiServerState: apiState,
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downloaderConfig: config,
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localBackendStarted: current.localBackendStarted,
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startupError: current.startupError,
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),
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);
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}
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void replaceDownloaderConfig(DownloaderConfig config) {
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final current = state.value;
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if (current == null) return;
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state = AsyncValue.data(
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AppRuntimeState(
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startConfig: current.startConfig,
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apiServerState: current.apiServerState,
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downloaderConfig: DownloaderConfig.fromJson(config.toJson()),
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localBackendStarted: current.localBackendStarted,
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startupError: current.startupError,
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),
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);
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unawaited(LocationKeepAliveCoordinator.instance.reconcile(enabled: config.extra.backgroundLocationKeepAlive));
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unawaited(ContinuedProcessing.setEnabled(config.extra.backgroundContinuedProcessing));
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}
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Future<AppRuntimeState> _init() async {
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await AppInitializer.ensureStorageInitialized();
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try {
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await initPackageInfo();
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} catch (_) {}
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initLogger();
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final startConfig = await _loadStartConfig();
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try {
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startConfig.webViewRpcConfig = await WebViewRpcService.instance.start();
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} catch (error, stackTrace) {
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logger.w('webview RPC initialization failed', error, stackTrace);
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}
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Object? startupError;
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var runningPort = 0;
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var apiServerState = const ApiServerState(
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enabled: false,
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mcpEnabled: false,
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running: false,
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network: '',
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address: '',
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runningPort: 0,
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pendingApply: false,
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lastError: '',
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);
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var localBackendStarted = false;
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try {
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// Go's rest.Start is already idempotent: when its server is running it
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// returns the existing port before rebuilding or touching the Unix
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// socket. This is also what keeps Riverpod hot reload safe.
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runningPort = await LibgopeedBoot.instance.start(startConfig);
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await LibgopeedBoot.instance.subscribeTaskEvents({TaskEventType.done, TaskEventType.error});
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if (!kIsWeb) {
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final statusResult = await LibgopeedBoot.instance.getApiServerState();
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apiServerState = statusResult.state;
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if (statusResult.error.isNotEmpty) {
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logger.w('read API server state failed: ${statusResult.error}');
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}
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}
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localBackendStarted = true;
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} catch (error, stackTrace) {
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logger.e('libgopeed init failed', error, stackTrace);
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rethrow;
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}
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if (kIsWeb) {
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final webAuth = ref.read(webAuthControllerProvider);
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api.init('tcp', startConfig.address, '', onUnauthorized: webAuth.requireLogin);
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} else {
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api.init(startConfig.network, _runningAddress(startConfig, runningPort), startConfig.apiToken);
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}
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final config = await _loadDownloaderConfig();
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if (!kIsWeb) {
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startConfig
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..apiEnable = config.api.enable
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..mcpEnable = config.api.mcpEnable
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..network = config.api.network
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..address = config.api.address
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..apiToken = config.api.token;
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}
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unawaited(_initAndroidForegroundService(appLocalizationsFor(config.extra.locale)));
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await _initAnalytics(config);
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final result = AppRuntimeState(
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startConfig: startConfig,
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apiServerState: apiServerState,
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downloaderConfig: config,
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localBackendStarted: localBackendStarted,
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startupError: startupError,
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);
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if (Util.isIOS()) {
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// Make sure the native Continued Processing manager has the
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// persisted setting before app initialization completes. This
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// avoids the first download racing ahead of setEnabled(true).
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await ContinuedProcessing.setEnabled(config.extra.backgroundContinuedProcessing);
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LocationKeepAliveCoordinator.instance.start(
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() =>
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state.value?.downloaderConfig.extra.backgroundLocationKeepAlive ?? config.extra.backgroundLocationKeepAlive,
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);
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}
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return result;
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}
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Future<void> _initAndroidForegroundService(AppLocalizations l10n) async {
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try {
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await AndroidForegroundService.ensureRunning(l10n);
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} catch (error, stackTrace) {
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logger.w('Android foreground service initialization failed', error, stackTrace);
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}
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}
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Future<StartConfig> _loadStartConfig() async {
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final defaultCfg = await _initDefaultStartConfig();
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final cfg = StartConfig()
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..network = defaultCfg.network
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..address = defaultCfg.address
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..apiToken = defaultCfg.apiToken
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..storage = defaultCfg.storage
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..storageDir = defaultCfg.storageDir
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..refreshInterval = defaultCfg.refreshInterval;
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return cfg;
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}
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Future<StartConfig> _initDefaultStartConfig() async {
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if (_defaultStartConfig != null) {
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return _defaultStartConfig!;
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}
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final cfg = StartConfig()
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..storage = 'bolt'
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..storageDir = Util.getStorageDir()
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..refreshInterval = 0
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..apiToken = '';
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if (kIsWeb) {
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cfg
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..network = 'tcp'
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..address = webApiBaseUrl(Uri.base);
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_defaultStartConfig = cfg;
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return cfg;
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}
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if (!Util.supportUnixSocket()) {
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cfg
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..network = 'tcp'
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..address = '127.0.0.1:0';
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} else {
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cfg
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..network = 'unix'
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..address = '${(await getTemporaryDirectory()).path}/$unixSocketPath';
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}
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_defaultStartConfig = cfg;
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return cfg;
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}
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Future<DownloaderConfig> _loadDownloaderConfig() {
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return loadDownloaderConfig(
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load: () => ref.read(gopeedServiceProvider).getConfig(),
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save: (config) => ref.read(gopeedServiceProvider).putConfig(config),
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defaultDownloadDir: _defaultDownloadDir,
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onLoadError: (error, stackTrace) => logger.w('load downloader config failed', error, stackTrace),
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onSaveError: (error, stackTrace) => logger.w('persist downloader config failed', error, stackTrace),
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);
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}
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Future<void> _initAnalytics(DownloaderConfig config) async {
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if (!AnalyticsConfig.isConfigured || !config.extra.analyticsEnabled) return;
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try {
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await Analytics.instance.init(fallbackClientId: config.extra.analyticsClientId);
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if (config.extra.analyticsClientId.isEmpty && Analytics.instance.clientId.isNotEmpty) {
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config.extra.analyticsClientId = Analytics.instance.clientId;
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await ref.read(gopeedServiceProvider).putConfig(config);
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}
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unawaited(Analytics.instance.logAppOpen());
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} catch (error, stackTrace) {
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logger.w('GA4 init failed', error, stackTrace);
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}
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}
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Future<void> updateTrackers() async {
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final service = ref.read(gopeedServiceProvider);
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try {
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await service.triggerProtocolJob('bt', 'update-trackers');
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} finally {
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replaceDownloaderConfig(await service.getConfig());
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}
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}
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Future<String> _defaultDownloadDir() async {
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// An unknown directory stays empty: the config is sent to the backend, and
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// a relative path would point at the backend working directory.
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if (kIsWeb) {
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return '';
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}
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if (Util.isDesktop()) {
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return (await getDownloadsDirectory())?.path ?? '';
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}
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if (Util.isAndroid()) {
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return (await getExternalStorageDirectory())?.path ?? (await getApplicationDocumentsDirectory()).path;
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}
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if (Util.isIOS()) {
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return (await getApplicationDocumentsDirectory()).path;
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}
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return '';
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}
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String _runningAddress(StartConfig config, int runningPort) {
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if (config.network == 'unix') {
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return config.address;
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}
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return '${config.address.split(':').first}:$runningPort';
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}
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Future<void> saveApiServerConfig(StartConfig config) async {
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if (kIsWeb) return;
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await _persistApiServerConfig(config);
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}
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Future<void> startApiServer() async {
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if (kIsWeb) return;
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await _persistApiServerEnabled(true);
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await _applyApiServerOperation(LibgopeedBoot.instance.startApiServer());
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}
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Future<void> stopApiServer() async {
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if (kIsWeb) return;
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await _persistApiServerEnabled(false);
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await _applyApiServerOperation(LibgopeedBoot.instance.stopApiServer());
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}
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Future<void> restartApiServer(StartConfig config) async {
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if (kIsWeb) return;
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final desired = _copyStartConfig(config)..apiEnable = true;
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await _persistApiServerConfig(desired);
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await _applyApiServerOperation(LibgopeedBoot.instance.restartApiServer());
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}
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Future<void> refreshApiServerState() async {
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if (kIsWeb) return;
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await _applyApiServerOperation(LibgopeedBoot.instance.getApiServerState());
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}
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Future<void> _persistApiServerConfig(StartConfig config) async {
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final current = state.value;
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if (current == null) return;
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final nextConfig = _copyStartConfig(config);
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final downloaderConfig = await ref.read(gopeedServiceProvider).getConfig();
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downloaderConfig.api
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..enable = nextConfig.apiEnable
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..mcpEnable = nextConfig.mcpEnable
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..network = nextConfig.network
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..address = nextConfig.address
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..token = nextConfig.apiToken;
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await ref.read(gopeedServiceProvider).putConfig(downloaderConfig);
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final statusResult = await LibgopeedBoot.instance.getApiServerState();
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_replaceApiRuntime(nextConfig, downloaderConfig, statusResult.state);
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if (statusResult.error.isNotEmpty) {
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throw StateError(statusResult.error);
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}
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}
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Future<void> _persistApiServerEnabled(bool enabled) async {
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final current = state.value;
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if (current == null) return;
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final downloaderConfig = await ref.read(gopeedServiceProvider).getConfig();
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downloaderConfig.api.enable = enabled;
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await ref.read(gopeedServiceProvider).putConfig(downloaderConfig);
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final nextConfig = _copyStartConfig(current.startConfig)..apiEnable = enabled;
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final statusResult = await LibgopeedBoot.instance.getApiServerState();
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_replaceApiRuntime(nextConfig, downloaderConfig, statusResult.state);
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if (statusResult.error.isNotEmpty) {
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throw StateError(statusResult.error);
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}
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}
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Future<void> _applyApiServerOperation(Future<ApiServerOperationResult> operation) async {
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final result = await operation;
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final current = state.value;
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if (current != null) {
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_replaceApiRuntime(current.startConfig, current.downloaderConfig, result.state);
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}
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if (result.error.isNotEmpty) {
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throw StateError(result.error);
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}
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}
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void _replaceApiRuntime(StartConfig config, DownloaderConfig downloaderConfig, ApiServerState apiState) {
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final current = state.value;
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if (current == null) return;
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state = AsyncValue.data(
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AppRuntimeState(
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startConfig: _copyStartConfig(config),
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apiServerState: apiState,
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downloaderConfig: DownloaderConfig.fromJson(downloaderConfig.toJson()),
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localBackendStarted: current.localBackendStarted,
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startupError: current.startupError,
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),
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);
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}
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StartConfig _copyStartConfig(StartConfig config) {
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return StartConfig()
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..network = config.network
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..address = config.address
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..apiEnable = config.apiEnable
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..mcpEnable = config.mcpEnable
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..storage = config.storage
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..storageDir = config.storageDir
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..refreshInterval = config.refreshInterval
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..apiToken = config.apiToken
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..webViewRpcConfig = config.webViewRpcConfig;
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}
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Future<void> updateExtraConfig(void Function(ExtraConfig extra) mutation) {
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final operation = _preferenceWrites.then((_) async {
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final current = state.value;
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if (current == null) return;
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final config = await ref.read(gopeedServiceProvider).getConfig();
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mutation(config.extra);
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await ref.read(gopeedServiceProvider).putConfig(config);
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replaceDownloaderConfig(config);
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});
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_preferenceWrites = operation.then<void>((_) {}, onError: (_, _) {});
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return operation;
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}
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}
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