chore: 更新 Flutter Web 插件以使用 js_interop 和 web 包

迁移 Spotify SDK Web 插件从 dart:html 和 js 包到 dart:js_interop 和 web 包，以适配 Dart 3.7 的 JS 互操作改进。主要更改包括：
- 更新 pubspec.yaml 中的 SDK 约束和依赖项
- 使用 extension types 重写 JS 类型定义
- 用新的互操作方法替换 allowInterop 和 promiseToFuture
- 将 DOM 操作迁移到 web 包 API
- 修复类型转换和事件处理逻辑

local_plugins/spotify_sdk/lib/spotify_sdk_web.dart

@@ -5,16 +5,15 @@ import 'dart:async';
 import 'dart:convert';
 import 'dart:core';
 import 'dart:developer';
-import 'dart:html';
+import 'dart:js_interop';
 import 'dart:math' as math;
 
 import 'package:crypto/crypto.dart';
 import 'package:dio/dio.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_web_plugins/flutter_web_plugins.dart';
-import 'package:js/js.dart';
-import 'package:js/js_util.dart';
 import 'package:synchronized/synchronized.dart' as synchronized;
+import 'package:web/web.dart' as web;
 
 import 'enums/repeat_mode_enum.dart';
 import 'models/album.dart';
@@ -52,6 +51,9 @@ class SpotifySdkPlugin {
   /// Current Spotify SDK player instance.
   Player? _currentPlayer;
 
+  /// Current device ID (存储在 Dart 侧，因为 extension type 不支持实例字段)
+  String? _currentDeviceID;
+
   /// Current Spotify auth token.
   SpotifyToken? _spotifyToken;
 
@@ -172,18 +174,19 @@ class SpotifySdkPlugin {
         // create player
         _currentPlayer = Player(PlayerOptions(
             name: playerName,
-            getOAuthToken: allowInterop((Function callback, t) {
+            getOAuthToken: ((JSAny? callback, JSAny? t) {
               _getSpotifyAuthToken().then((value) {
-                callback(value);
+                (callback as JSFunction).callAsFunction(null, value.toJS);
               });
-            })));
+            }).toJS));
 
         _registerPlayerEvents(_currentPlayer!);
-        var result = await promiseToFuture(_currentPlayer!.connect());
+        var result =
+            (await _currentPlayer!.connect().toDart).toDart;
         if (result == true) {
           // wait for the confirmation
           num time = 0;
-          while (_currentPlayer!.deviceID == null) {
+          while (_currentDeviceID == null) {
             await Future.delayed(const Duration(milliseconds: 200));
             time += 200;
             if (time > 10000) {
@@ -242,19 +245,19 @@ class SpotifySdkPlugin {
             call.arguments[ParamNames.repeatMode] as RepeatMode?);
         break;
       case MethodNames.resume:
-        await promiseToFuture(_currentPlayer?.resume());
+        await _currentPlayer!.resume().toDart;
         break;
       case MethodNames.pause:
-        await promiseToFuture(_currentPlayer?.pause());
+        await _currentPlayer!.pause().toDart;
         break;
       case MethodNames.skipNext:
-        await promiseToFuture(_currentPlayer?.nextTrack());
+        await _currentPlayer!.nextTrack().toDart;
         break;
       case MethodNames.skipPrevious:
-        await promiseToFuture(_currentPlayer?.previousTrack());
+        await _currentPlayer!.previousTrack().toDart;
         break;
       case MethodNames.getPlayerState:
-        var stateRaw = await promiseToFuture(_currentPlayer?.getCurrentState())
+        var stateRaw = (await _currentPlayer!.getCurrentState().toDart)
             as WebPlaybackState?;
         if (stateRaw == null) return null;
         return jsonEncode(toPlayerState(stateRaw)!.toJson());
@@ -272,10 +275,13 @@ class SpotifySdkPlugin {
       log('Loading Spotify SDK...');
 
       // link spotify ready function
-      _onSpotifyWebPlaybackSDKReady = allowInterop(_onSpotifyInitialized);
+      _onSpotifyWebPlaybackSDKReady = _onSpotifyInitialized.toJS;
 
       // load spotify sdk
-      querySelector('body')!.children.add(ScriptElement()..src = spotifySdkUrl);
+      final script =
+          web.document.createElement('script') as web.HTMLScriptElement;
+      script.src = spotifySdkUrl;
+      web.document.body!.appendChild(script);
 
       // wait for initialization
       while (_sdkLoaded == false) {
@@ -294,33 +300,37 @@ class SpotifySdkPlugin {
   void _registerPlayerEvents(Player player) {
     // player state
     player.addListener('player_state_changed',
-        allowInterop((WebPlaybackState? state) {
+        ((JSAny? stateObj) {
-      if (state == null) return;
+      if (stateObj == null) return;
+      var state = stateObj as WebPlaybackState;
       playerStateEventController
           .add(jsonEncode(toPlayerState(state)!.toJson()));
       playerContextEventController
           .add(jsonEncode(toPlayerContext(state)!.toJson()));
-    }));
+    }).toJS);
 
     // ready/not ready
-    player.addListener('ready', allowInterop((WebPlaybackPlayer player) {
+    player.addListener('ready', ((JSAny? playerObj) {
+      var p = playerObj as WebPlaybackPlayer;
       log('Spotify SDK ready!');
-      _onSpotifyConnected(player.device_id);
+      _onSpotifyConnected(p.device_id);
-    }));
+    }).toJS);
-    player.addListener('not_ready', allowInterop((event) {
+    player.addListener('not_ready', ((JSAny? event) {
       _onSpotifyDisconnected(
           errorCode: 'Spotify SDK not ready',
           errorDetails: 'Spotify SDK is not ready to take requests');
-    }));
+    }).toJS);
 
     // errors
     player.addListener('initialization_error',
-        allowInterop((WebPlaybackError error) {
+        ((JSAny? errorObj) {
+      var error = errorObj as WebPlaybackError;
       _onSpotifyDisconnected(
           errorCode: 'Initialization Error', errorDetails: error.message);
-    }));
+    }).toJS);
     player.addListener('authentication_error',
-        allowInterop((WebPlaybackError error) {
+        ((JSAny? errorObj) {
+      var error = errorObj as WebPlaybackError;
       // If the error is due to browser security, don't disconnect.
       // The user needs to interact with the SDK to trigger media activation.
       // https://developer.spotify.com/documentation/web-playback-sdk/quick-start/#mobile-support
@@ -330,14 +340,16 @@ class SpotifySdkPlugin {
       }
       _onSpotifyDisconnected(
           errorCode: 'Authentication Error', errorDetails: error.message);
-    }));
+    }).toJS);
-    player.addListener('account_error', allowInterop((WebPlaybackError error) {
+    player.addListener('account_error', ((JSAny? errorObj) {
+      var error = errorObj as WebPlaybackError;
       _onSpotifyDisconnected(
           errorCode: 'Account Error', errorDetails: error.message);
-    }));
+    }).toJS);
-    player.addListener('playback_error', allowInterop((WebPlaybackError error) {
+    player.addListener('playback_error', ((JSAny? errorObj) {
+      var error = errorObj as WebPlaybackError;
       log('playback_error: ${error.message}');
-    }));
+    }).toJS);
   }
 
   /// Called when the Spotify SDK is first loaded.
@@ -347,7 +359,7 @@ class SpotifySdkPlugin {
 
   /// Called when the plugin successfully connects to the spotify web sdk.
   void _onSpotifyConnected(String deviceId) {
-    _currentPlayer!.deviceID = deviceId;
+    _currentDeviceID = deviceId;
 
     // emit connected event
     connectionStatusEventController.add(jsonEncode(ConnectionStatus(
@@ -362,6 +374,7 @@ class SpotifySdkPlugin {
   void _onSpotifyDisconnected({String? errorCode, String? errorDetails}) {
     _unregisterPlayerEvents(_currentPlayer!);
     _currentPlayer = null;
+    _currentDeviceID = null;
 
     if (errorCode != null) {
       // disconnected due to error
@@ -445,27 +458,32 @@ class SpotifySdkPlugin {
     );
 
     // opening auth window
-    var authPopup = window.open(
+    var authPopup = web.window.open(
       authorizationUri.toString(),
       'Spotify Authorization',
     );
     String? message;
-    var sub = window.onMessage.listen(allowInterop((event) {
+    final messageHandler = ((JSAny? e) {
-      message = event.data.toString();
+      final event = e as web.MessageEvent;
-      // ensure the message contains auth code
+      if (event.data != null && event.data!.isA<JSString>()) {
-      if (!message!.startsWith('?code=')) {
+        final str = (event.data as JSString).toDart;
-        message = null;
+        // ensure the message contains auth code
+        if (str.startsWith('?code=')) {
+          message = str;
+        }
       }
-    }));
+    }).toJS;
+    web.window.addEventListener('message', messageHandler);
 
     // loop and wait for auth
-    while (authPopup.closed == false && message == null) {
+    while (authPopup?.closed == false && message == null) {
       // await response from the window
       await Future.delayed(const Duration(milliseconds: 250));
     }
 
     // error if window closed by user
     if (message == null) {
+      web.window.removeEventListener('message', messageHandler);
       throw PlatformException(
           message: 'User closed authentication window',
           code: 'Authentication Error');
@@ -476,6 +494,7 @@ class SpotifySdkPlugin {
 
     // check if state is the same
     if (state != parsedMessage.queryParameters['state']) {
+      web.window.removeEventListener('message', messageHandler);
       throw PlatformException(
           message: 'Invalid state', code: 'Authentication Error');
     }
@@ -483,16 +502,17 @@ class SpotifySdkPlugin {
     // check for error
     if (parsedMessage.queryParameters['error'] != null ||
         parsedMessage.queryParameters['code'] == null) {
+      web.window.removeEventListener('message', messageHandler);
       throw PlatformException(
           message: "${parsedMessage.queryParameters['error']}",
           code: 'Authentication Error');
     }
 
     // close auth window
-    if (authPopup.closed == false) {
+    if (authPopup?.closed == false) {
-      authPopup.close();
+      authPopup?.close();
     }
-    await sub.cancel();
+    web.window.removeEventListener('message', messageHandler);
 
     // exchange auth code for access and refresh tokens
     dynamic authResponse;
@@ -613,7 +633,7 @@ class SpotifySdkPlugin {
 
   /// Starts track playback on the device.
   Future _play(String? uri) async {
-    if (_currentPlayer?.deviceID == null) {
+    if (_currentDeviceID == null) {
       throw PlatformException(
           message: 'Spotify player not connected!', code: 'Playback Error');
     }
@@ -623,7 +643,7 @@ class SpotifySdkPlugin {
       data: {
         'uris': [uri]
       },
-      queryParameters: {'device_id': _currentPlayer!.deviceID},
+      queryParameters: {'device_id': _currentDeviceID},
       options: Options(
         headers: {
           'Content-Type': 'application/json',
@@ -635,14 +655,14 @@ class SpotifySdkPlugin {
 
   /// Adds a given track to the playback queue.
   Future _queue(String? uri) async {
-    if (_currentPlayer?.deviceID == null) {
+    if (_currentDeviceID == null) {
       throw PlatformException(
           message: 'Spotify player not connected!', code: 'Playback Error');
     }
 
     await _dio.post(
       '/queue',
-      queryParameters: {'uri': uri, 'device_id': _currentPlayer!.deviceID},
+      queryParameters: {'uri': uri, 'device_id': _currentDeviceID},
       options: Options(
         headers: {
           'Content-Type': 'application/json',
@@ -654,7 +674,7 @@ class SpotifySdkPlugin {
 
   /// Sets whether shuffle should be enabled.
   Future _setShuffle(bool? shuffleEnabled) async {
-    if (_currentPlayer?.deviceID == null) {
+    if (_currentDeviceID == null) {
       throw PlatformException(
           message: 'Spotify player not connected!', code: 'Set Shuffle Error');
     }
@@ -663,7 +683,7 @@ class SpotifySdkPlugin {
       '/shuffle',
       queryParameters: {
         'state': shuffleEnabled,
-        'device_id': _currentPlayer!.deviceID
+        'device_id': _currentDeviceID
       },
       options: Options(
         headers: {
@@ -676,7 +696,7 @@ class SpotifySdkPlugin {
 
   /// Sets the repeat mode.
   Future _setRepeatMode(RepeatMode? repeatMode) async {
-    if (_currentPlayer?.deviceID == null) {
+    if (_currentDeviceID == null) {
       throw PlatformException(
           message: 'Spotify player not connected!',
           code: 'Set Repeat Mode Error');
@@ -686,7 +706,7 @@ class SpotifySdkPlugin {
       '/repeat',
       queryParameters: {
         'state': repeatMode.toString().substring(11),
-        'device_id': _currentPlayer!.deviceID
+        'device_id': _currentDeviceID
       },
       options: Options(
         headers: {
@@ -699,14 +719,14 @@ class SpotifySdkPlugin {
 
   /// Toggles shuffle on the current player.
   Future toggleShuffle({bool? state}) async {
-    if (_currentPlayer?.deviceID == null) {
+    if (_currentDeviceID == null) {
       throw PlatformException(
           message: 'Spotify player not connected!', code: 'Playback Error');
     }
 
     await _dio.put(
       '/shuffle',
-      queryParameters: {'state': state, 'device_id': _currentPlayer!.deviceID},
+      queryParameters: {'state': state, 'device_id': _currentDeviceID},
       options: Options(
         headers: {
           'Content-Type': 'application/json',
@@ -718,14 +738,14 @@ class SpotifySdkPlugin {
 
   /// Toggles repeat on the current player.
   Future toggleRepeat({bool? state}) async {
-    if (_currentPlayer?.deviceID == null) {
+    if (_currentDeviceID == null) {
       throw PlatformException(
           message: 'Spotify player not connected!', code: 'Playback Error');
     }
 
     await _dio.put(
       '/repeat',
-      queryParameters: {'state': state, 'device_id': _currentPlayer!.deviceID},
+      queryParameters: {'state': state, 'device_id': _currentDeviceID},
       options: Options(
         headers: {
           'Content-Type': 'application/json',
@@ -744,7 +764,8 @@ class SpotifySdkPlugin {
     var artists = <Artist>[];
 
     if (trackRaw != null) {
-      for (var artist in trackRaw.artists) {
+      for (var i = 0; i < trackRaw.artists.length; i++) {
+        var artist = trackRaw.artists[i] as WebPlaybackArtist;
         artists.add(Artist(artist.name, artist.uri));
       }
     }
@@ -770,7 +791,7 @@ class SpotifySdkPlugin {
               artists[0],
               artists,
               -1,
-              ImageUri(albumRaw.images[0].url),
+              ImageUri((albumRaw.images[0] as WebPlaybackAlbumImage).url),
               trackRaw.name,
               trackRaw.uri,
               trackRaw.linked_from.uri,
@@ -806,87 +827,79 @@ class SpotifySdkPlugin {
 /// Allows assigning the function onSpotifyWebPlaybackSDKReady
 /// to be callable from `window.onSpotifyWebPlaybackSDKReady()`
 @JS('onSpotifyWebPlaybackSDKReady')
-external set _onSpotifyWebPlaybackSDKReady(void Function()? f);
+external set _onSpotifyWebPlaybackSDKReady(JSFunction? f);
 
-/// Allows assigning the function onSpotifyWebPlaybackSDKReady
+/// Allows checking if onSpotifyWebPlaybackSDKReady has been set
-/// to be callable from `window.onSpotifyWebPlaybackSDKReady()`
 @JS('onSpotifyWebPlaybackSDKReady')
-external void Function()? get _onSpotifyWebPlaybackSDKReady;
+external JSFunction? get _onSpotifyWebPlaybackSDKReady;
 
 /// Spotify Player Object
 @JS('Spotify.Player')
-class Player {
+extension type Player._(JSObject _) implements JSObject {
-  /// Device id of the player.
-  String? deviceID;
-
   /// The main constructor for initializing the Web Playback SDK.
   /// It should contain an object with the player name, volume and access token.
   external Player(PlayerOptions options);
 
   /// Connects Web Playback SDK instance to Spotify
   /// with the credentials provided during initialization.
-  external dynamic connect();
+  external JSPromise<JSBoolean> connect();
 
   /// Closes the current session that Web Playback SDK has with Spotify.
   external void disconnect();
 
   /// Create a new event listener in the Web Playback SDK.
-  external void addListener(String type, Function callback);
+  external void addListener(String type, JSFunction callback);
 
   /// Remove an event listener in the Web Playback SDK.
   // ignore: non_constant_identifier_names
   external void removeListener(String event_name);
 
   /// Collect metadata on local playback.
-  external dynamic getCurrentState();
+  external JSPromise<JSAny?> getCurrentState();
 
   /// Rename the Spotify Player device.
   /// This is visible across all Spotify Connect devices.
-  external dynamic setName(String name);
+  external JSPromise setName(String name);
 
   /// Set the local volume for the Web Playback SDK.
-  external dynamic setVolume(double volume);
+  external JSPromise setVolume(double volume);
 
   /// Pause the local playback.
-  external dynamic pause();
+  external JSPromise pause();
 
   /// Resume the local playback.
-  external dynamic resume();
+  external JSPromise resume();
 
   /// Resume/pause the local playback.
-  external dynamic togglePlay();
+  external JSPromise togglePlay();
 
   /// Seek to a position in the current track in local playback.
   // ignore: non_constant_identifier_names
-  external dynamic seek(int position_ms);
+  external JSPromise seek(int position_ms);
 
   /// Switch to the previous track in local playback.
-  external dynamic previousTrack();
+  external JSPromise previousTrack();
 
   /// Skip to the next track in local playback.
-  external dynamic nextTrack();
+  external JSPromise nextTrack();
 }
 
 /// Spotify player options object
-@JS()
+extension type PlayerOptions._(JSObject _) implements JSObject {
-@anonymous
-class PlayerOptions {
   // ignore: public_member_api_docs
   external String get name;
   // ignore: public_member_api_docs
-  external Function get getOAuthToken;
+  external JSFunction get getOAuthToken;
   // ignore: public_member_api_docs
   external double get volume;
 
   // ignore: public_member_api_docs
   external factory PlayerOptions(
-      {String? name, Function? getOAuthToken, double? volume});
+      {String? name, JSFunction? getOAuthToken, double? volume});
 }
 
 /// Spotify playback object
-@JS()
+extension type WebPlaybackPlayer._(JSObject _) implements JSObject {
-@anonymous
-class WebPlaybackPlayer {
   // ignore: public_member_api_docs, non_constant_identifier_names
   external String get device_id;
   // ignore: public_member_api_docs, non_constant_identifier_names
@@ -894,9 +907,7 @@ class WebPlaybackPlayer {
 }
 
 /// Spotify playback state object
-@JS()
+extension type WebPlaybackState._(JSObject _) implements JSObject {
-@anonymous
-class WebPlaybackState {
   // ignore: public_member_api_docs
   external WebPlayerContext get context;
   // ignore: public_member_api_docs
@@ -916,7 +927,7 @@ class WebPlaybackState {
   external factory WebPlaybackState(
       {WebPlayerContext? context,
       WebPlayerDisallows? disallows,
-      bool? paysed,
+      bool? paused,
       int? position,
       // ignore: non_constant_identifier_names
       int? repeat_mode,
@@ -926,9 +937,7 @@ class WebPlaybackState {
 }
 
 /// Spotify player context object
-@JS()
+extension type WebPlayerContext._(JSObject _) implements JSObject {
-@anonymous
-class WebPlayerContext {
   // ignore: public_member_api_docs
   external String get uri;
   // ignore: public_member_api_docs
@@ -940,9 +949,7 @@ class WebPlayerContext {
 }
 
 /// Spotify player context metadata object
-@JS()
+extension type WebPlayerContextMetadata._(JSObject _) implements JSObject {
-@anonymous
-class WebPlayerContextMetadata {
   // ignore: public_member_api_docs
   external String get title;
   // ignore: public_member_api_docs
@@ -956,9 +963,7 @@ class WebPlayerContextMetadata {
 }
 
 /// Spotify player disallows object
-@JS()
+extension type WebPlayerDisallows._(JSObject _) implements JSObject {
-@anonymous
-class WebPlayerDisallows {
   // ignore: public_member_api_docs
   external bool get pausing;
   // ignore: public_member_api_docs, non_constant_identifier_names
@@ -990,30 +995,26 @@ class WebPlayerDisallows {
 }
 
 /// Spotify player track window object
-@JS()
+extension type WebPlayerTrackWindow._(JSObject _) implements JSObject {
-@anonymous
-class WebPlayerTrackWindow {
   // ignore: public_member_api_docs, non_constant_identifier_names
   external WebPlaybackTrack? get current_track;
   // ignore: public_member_api_docs, non_constant_identifier_names
-  external List<WebPlaybackTrack>? get previous_tracks;
+  external JSArray? get previous_tracks;
   // ignore: public_member_api_docs, non_constant_identifier_names
-  external List<WebPlaybackTrack>? get next_tracks;
+  external JSArray? get next_tracks;
 
   // ignore: public_member_api_docs
   external factory WebPlayerTrackWindow(
       // ignore: non_constant_identifier_names
       {WebPlaybackTrack? current_track,
       // ignore: non_constant_identifier_names
-      List<WebPlaybackTrack>? previous_tracks,
+      JSArray? previous_tracks,
       // ignore: non_constant_identifier_names
-      List<WebPlaybackTrack>? next_tracks});
+      JSArray? next_tracks});
 }
 
 /// Spotify playback track object
-@JS()
+extension type WebPlaybackTrack._(JSObject _) implements JSObject {
-@anonymous
-class WebPlaybackTrack {
   // ignore: public_member_api_docs
   external String get uri;
   // ignore: public_member_api_docs
@@ -1029,7 +1030,7 @@ class WebPlaybackTrack {
   // ignore: public_member_api_docs
   external WebPlaybackAlbum get album;
   // ignore: public_member_api_docs
-  external List<WebPlaybackArtist> get artists;
+  external JSArray get artists;
   // ignore: public_member_api_docs
   // ignore: non_constant_identifier_names
   external WebLinkedFrom get linked_from;
@@ -1045,31 +1046,27 @@ class WebPlaybackTrack {
       // ignore: non_constant_identifier_names
       bool? is_playable,
       WebPlaybackAlbum? album,
-      List<WebPlaybackArtist>? artists,
+      JSArray? artists,
       // ignore: non_constant_identifier_names
       WebLinkedFrom? linked_from});
 }
 
 /// Spotify playback album object
-@JS()
+extension type WebPlaybackAlbum._(JSObject _) implements JSObject {
-@anonymous
-class WebPlaybackAlbum {
   // ignore: public_member_api_docs
   external String get uri;
   // ignore: public_member_api_docs
   external String get name;
   // ignore: public_member_api_docs
-  external List<WebPlaybackAlbumImage> get images;
+  external JSArray get images;
 
   // ignore: public_member_api_docs
   external factory WebPlaybackAlbum(
-      {String? uri, String? name, List<WebPlaybackAlbumImage>? images});
+      {String? uri, String? name, JSArray? images});
 }
 
 /// Spotify playback album object
-@JS()
+extension type WebLinkedFrom._(JSObject _) implements JSObject {
-@anonymous
-class WebLinkedFrom {
   // ignore: public_member_api_docs
   external String get uri;
   // ignore: public_member_api_docs
@@ -1080,9 +1077,7 @@ class WebLinkedFrom {
 }
 
 /// Spotify artist object
-@JS()
+extension type WebPlaybackArtist._(JSObject _) implements JSObject {
-@anonymous
-class WebPlaybackArtist {
   // ignore: public_member_api_docs
   external String get uri;
   // ignore: public_member_api_docs
@@ -1093,9 +1088,7 @@ class WebPlaybackArtist {
 }
 
 /// Spotify album image object
-@JS()
+extension type WebPlaybackAlbumImage._(JSObject _) implements JSObject {
-@anonymous
-class WebPlaybackAlbumImage {
   // ignore: public_member_api_docs
   external String get url;
 
@@ -1104,9 +1097,7 @@ class WebPlaybackAlbumImage {
 }
 
 /// Spotify playback error object
-@JS()
+extension type WebPlaybackError._(JSObject _) implements JSObject {
-@anonymous
-class WebPlaybackError {
   // ignore: public_member_api_docs
   external String get message;
 

local_plugins/spotify_sdk/pubspec.yaml

@@ -5,7 +5,7 @@ homepage: https://github.com/brim-borium/spotify_sdk
 issue_tracker: https://github.com/brim-borium/spotify_sdk/issues
 
 environment:
-  sdk: ^3.5.0
+  sdk: ^3.7.0
   flutter: '>=3.3.0'
 
 dependencies:
@@ -16,7 +16,7 @@ dependencies:
   logger: ^2.4.0
   dio: ^5.7.0
   json_annotation: ^4.9.0
-  js: ">=0.6.7 <0.8.0"
+  web: ^1.1.0
   crypto: ^3.0.5
   synchronized: ^3.3.0+3
   http: ^1.2.2