Version 1.7.6

Fix tests
Fix `isEmptyOrNull` exception.

.github/workflows/dart.yml

@@ -1,6 +1,9 @@
 name: Dart CI
 
-on: [push]
+on:
+  push:
+  schedule:
+    - cron: '0 0 * * * '
 
 jobs:
   build:

lib/src/reverse_engineering/responses/embed_page.dart

@@ -2,6 +2,7 @@ import 'dart:convert';
 
 import 'package:html/dom.dart';
 import 'package:html/parser.dart' as parser;
+import 'package:youtube_explode_dart/src/reverse_engineering/responses/player_config_base.dart';
 
 import '../../extensions/helpers_extension.dart';
 import '../../retry.dart';
@@ -14,7 +15,7 @@ class EmbedPage {
   static final _playerConfigExp2 = RegExp(r'yt.setConfig\((\{.*\})');
 
   final Document _root;
-  _PlayerConfig _playerConfig;
+  EmbedPlayerConfig _playerConfig;
 
   ///
   String get sourceUrl {
@@ -32,7 +33,7 @@ class EmbedPage {
   }
 
   ///
-  _PlayerConfig get playerConfig {
+  EmbedPlayerConfig get playerConfig {
     if (_playerConfig != null) {
       return _playerConfig;
     }
@@ -41,7 +42,7 @@ class EmbedPage {
       return null;
     }
     return _playerConfig =
-        _PlayerConfig(json.decode(playerConfigJson.extractJson()));
+        EmbedPlayerConfig(json.decode(playerConfigJson.extractJson()));
   }
 
   String get _playerConfigJson => _root
@@ -72,11 +73,14 @@ class EmbedPage {
   }
 }
 
-class _PlayerConfig {
+/// Used internally
-  // Json parsed map.
+class EmbedPlayerConfig implements PlayerConfigBase<Map<String, dynamic>> {
-  final Map<String, dynamic> _root;
+  @override
+  final Map<String, dynamic> root;
 
-  _PlayerConfig(this._root);
+  ///
+  EmbedPlayerConfig(this.root);
 
-  String get sourceUrl => 'https://youtube.com${_root['assets']['js']}';
+  @override
+  String get sourceUrl => 'https://youtube.com${root['assets']['js']}';
 }

lib/src/reverse_engineering/responses/player_config_base.dart

@@ -0,0 +1,12 @@
+/// Base class for PlayerConfig.
+abstract class PlayerConfigBase<T> {
+
+  /// Root node.
+  final T root;
+
+  ///
+  PlayerConfigBase(this.root);
+
+  /// Player source url.
+  String get sourceUrl;
+}

lib/src/reverse_engineering/responses/watch_page.dart

@@ -1,5 +1,6 @@
 import 'package:html/dom.dart';
 import 'package:html/parser.dart' as parser;
+import 'package:youtube_explode_dart/src/reverse_engineering/responses/player_config_base.dart';
 
 import '../../../youtube_explode_dart.dart';
 import '../../extensions/helpers_extension.dart';
@@ -34,7 +35,7 @@ class WatchPage {
 
   _InitialData _initialData;
   String _xsfrToken;
-  _PlayerConfig _playerConfig;
+  WatchPlayerConfig _playerConfig;
 
   ///
   String get sourceUrl {
@@ -125,7 +126,7 @@ class WatchPage {
   static final _playerConfigExp = RegExp(r'ytplayer\.config\s*=\s*(\{.*\})');
 
   ///
-  _PlayerConfig get playerConfig => _playerConfig ??= _PlayerConfig(
+  WatchPlayerConfig get playerConfig => _playerConfig ??= WatchPlayerConfig(
       PlayerConfigJson.fromRawJson(_playerConfigExp
           .firstMatch(_root.getElementsByTagName('html').first.text)
           ?.group(1)
@@ -172,14 +173,18 @@ class WatchPage {
   }
 }
 
-class _PlayerConfig {
+/// Used internally
-  // Json parsed map
+class WatchPlayerConfig implements PlayerConfigBase<PlayerConfigJson> {
+  @override
   final PlayerConfigJson root;
 
-  _PlayerConfig(this.root);
+  ///
+  WatchPlayerConfig(this.root);
 
+  @override
   String get sourceUrl => 'https://youtube.com${root.assets.js}';
 
+  ///
   PlayerResponse get playerResponse =>
       PlayerResponse.parse(root.args.playerResponse);
 }

lib/src/videos/streams/streams_client.dart

@@ -79,7 +79,7 @@ class StreamsClient {
   Future<StreamContext> _getStreamContextFromWatchPage(VideoId videoId) async {
     var watchPage = await WatchPage.get(_httpClient, videoId.toString());
 
-    dynamic /* _PlayerConfig */ playerConfig;
+    WatchPlayerConfig playerConfig;
     try {
       playerConfig = watchPage.playerConfig;
     } on FormatException {
@@ -92,13 +92,13 @@ class StreamsClient {
     }
 
     var previewVideoId = playerResponse.previewVideoId;
-    if (!((previewVideoId as String)?.isNullOrWhiteSpace ?? true)) {
+    if (!(previewVideoId.isNullOrWhiteSpace ?? true)) {
       throw VideoRequiresPurchaseException.preview(
           videoId, VideoId(previewVideoId));
     }
 
     var playerSourceUrl =
-        watchPage.sourceUrl ?? playerConfig?.sourceUrl as String;
+        watchPage.sourceUrl ?? playerConfig?.sourceUrl;
     var playerSource = !playerSourceUrl.isNullOrWhiteSpace
         ? await PlayerSource.get(_httpClient, playerSourceUrl)
         : null;

pubspec.yaml

@@ -1,6 +1,6 @@
 name: youtube_explode_dart
 description: A port in dart of the youtube explode library. Supports several API functions without the need of Youtube API Key.
-version: 1.7.5
+version: 1.7.6
 homepage: https://github.com/Hexer10/youtube_explode_dart
 
 environment:

test/streams_test.dart

@@ -55,7 +55,7 @@ void main() {
       VideoId('5VGm0dczmHc'), // rating not allowed
       VideoId('ZGdLIwrGHG8'), // unlisted
       VideoId('rsAAeyAr-9Y'), // recording of a live stream
-      VideoId('AI7ULzgf8RU'), // has DASH manifest
+      VideoId('AI7ULzgf8RU'), // has DASH manifest TODO: Test timesout
       VideoId('-xNN-bJQ4vI'), // 360° video
     }) {
       test('VideoId - ${val.value}', () async {