Fix: Use new news.json endpoint

The javaNews.json resource doesn't seem to exist anymore. Therefore, we now use the news.json resource, which also provides us with more but slightly changed data.

Author: spnda

lib/src/minecraft/minecraft_news.dart

@@ -1,33 +1,48 @@
 /// A Minecraft News item.
 class MinecraftNews {
   /// The title of this news item.
-  String title;
+  final String title;
+
+  final String tag;
+
+  /// The category of this news article, e.g. "Minecraft: Java Edition"
+  final String category;
+
+  /// The date on which this news article was published.
+  final String _date;
 
   /// The description of this news. Formatted in HTML.
-  String description;
+  final String text;
 
   /// The url to this news article on https://minecraft.net.
-  String url;
+  final String url;
 
   /// The id of this news item.
-  String id;
+  final String id;
+
+  final bool important;
 
   /// The shortened url to the patch's image.
   /// Can be properly obtained from [getImageUrl].
   final String _imageUrl;
 
-  /// If this news item is only for demo users who do not own the game.
-  bool forDemoUsersOnly;
-
   MinecraftNews.fromJson(Map<String, dynamic> data)
       : title = data['title'],
-        description = data['description'],
-        url = data['url'],
+        tag = data.containsKey('tag') ? data['tag'] : '',
+        category = data['category'],
+        _date = data['date'],
+        text = data['text'],
+        url = data['readMoreLink'],
         id = data['id'],
-        _imageUrl = data['image']['url'],
-        forDemoUsersOnly = data['forDemoUsersOnly'] ?? false;
+        _imageUrl = data['newsPageImage']['url'],
+        important = data.containsKey('cardBorder') ? data['cardBorder'] : false;
 
   /// Get's the url to the image of this news item. News images are
   /// usually 1200x512 pixels in size.
   String get imageUrl => 'https://launchercontent.mojang.com/$_imageUrl';
+
+  /// Get's the date at which this article was published.
+  /// Note that this is always at midnight, as the original
+  /// timestamp does not provide any hours/minutes.
+  DateTime get date => DateTime.parse(_date);
 }

lib/src/minecraft_api.dart

@@ -18,8 +18,7 @@ const String _resourcesApi = 'http://resources.download.minecraft.net/';
 /// This data can be found on the "News" page in the official
 /// Minecraft Launcher.
 Future<List<MinecraftNews>> getNews() async {
-  final response =
-      await request(http.get, _launcherContentApi, 'javaNews.json');
+  final response = await request(http.get, _launcherContentApi, 'news.json');
   final data = parseResponseMap(response);
   final news = <MinecraftNews>[];
   for (Map<String, dynamic> e in data['entries']) {

test/minecraft_test.dart

@@ -8,6 +8,9 @@ void main() async {
     final versionManifest = await getVersions();
     expect(versionManifest, isA<VersionManifest>());
     expect(versionManifest.versions, isNotEmpty);
+    expect(versionManifest.versions.where((v) {
+      return v.id == '1.18.1';
+    }), isNotEmpty);
   });
 
   test('Test if the patch notes are empty or not.', () async {
@@ -20,4 +23,9 @@ void main() async {
     expect(patchNotes.first.version,
         (String item) => item.isNotEmpty && item.length >= 4);
   });
+
+  test('Test if Minecraft news exists', () async {
+    final news = await getNews();
+    expect(news, isNotEmpty);
+  });
 }