Fix RuStore characterset issue + support RuStore app changelogs

Author: ImranR98

.gitignore

@@ -45,6 +45,7 @@ app.*.map.json
 /android/app/debug
 /android/app/profile
 /android/app/release
+/android/app/.cxx
 
 # Custom
 TODO.txt

lib/app_sources/rustore.dart

@@ -1,6 +1,8 @@
 import 'dart:convert';
+import 'dart:typed_data';
 
 import 'package:easy_localization/easy_localization.dart';
+import 'package:flutter_charset_detector/flutter_charset_detector.dart';
 import 'package:http/http.dart';
 import 'package:obtainium/custom_errors.dart';
 import 'package:obtainium/providers/source_provider.dart';
@@ -52,6 +54,7 @@ class RuStore extends AppSource {
     String author = appDetails['companyName'] ?? name;
     String? dateStr = appDetails['updatedAt'];
     String? version = appDetails['versionName'];
+    String? changeLog = appDetails['whatsNew'];
     if (version == null) {
       throw NoVersionError();
     }
@@ -70,13 +73,26 @@ class RuStore extends AppSource {
       throw NoAPKError();
     }
 
+    appName = (await CharsetDetector.autoDecode(
+            Uint8List.fromList(appName.codeUnits)))
+        .string;
+    author =
+        (await CharsetDetector.autoDecode(Uint8List.fromList(author.codeUnits)))
+            .string;
+    changeLog = changeLog != null
+        ? (await CharsetDetector.autoDecode(
+                Uint8List.fromList(changeLog.codeUnits)))
+            .string
+        : null;
+
     return APKDetails(
         version,
         getApkUrlsFromUrls([
           (downloadDetails['apkUrl'] as String)
               .replaceAll(RegExp('\\.zip\$'), '.apk')
         ]),
         AppNames(author, appName),
-        releaseDate: relDate);
+        releaseDate: relDate,
+        changeLog: changeLog);
   }
 }

pubspec.lock

@@ -345,6 +345,46 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "6.0.3"
+  flutter_charset_detector:
+    dependency: "direct main"
+    description:
+      name: flutter_charset_detector
+      sha256: d7c11a82c2c51cb35a010b42c64001afb8a9e4d7be1f57620604d386d3467ad1
+      url: "https://pub.dev"
+    source: hosted
+    version: "4.0.0"
+  flutter_charset_detector_android:
+    dependency: transitive
+    description:
+      name: flutter_charset_detector_android
+      sha256: "443145e8fc8515b3b32aee375691e40dd59197a86a2ae153166bc88c8200d83b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.0.0"
+  flutter_charset_detector_darwin:
+    dependency: transitive
+    description:
+      name: flutter_charset_detector_darwin
+      sha256: daac20390275efb92fbb14350fe11286c5e29c7b80d6b0867f52d760f0d69763
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
+  flutter_charset_detector_platform_interface:
+    dependency: transitive
+    description:
+      name: flutter_charset_detector_platform_interface
+      sha256: "1c09ed7b314a5a9dde76057b98b7d35458ba881eed03d5e5b6f7f74b4869d18c"
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.1.0"
+  flutter_charset_detector_web:
+    dependency: transitive
+    description:
+      name: flutter_charset_detector_web
+      sha256: b547194e97e15d2cca17e957ad7f373b48abf35080e645ac5b6976d129b0265d
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.2.0"
   flutter_fgbg:
     dependency: "direct main"
     description:
@@ -552,6 +592,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.19.0"
+  js:
+    dependency: transitive
+    description:
+      name: js
+      sha256: "53385261521cc4a0c4658fd0ad07a7d14591cf8fc33abbceae306ddb974888dc"
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.7.2"
   json_annotation:
     dependency: transitive
     description:

pubspec.yaml

@@ -86,6 +86,7 @@ dependencies:
   markdown: any
   flutter_typeahead: ^5.2.0
   battery_plus: ^6.1.0
+  flutter_charset_detector: ^4.0.0
 dev_dependencies:
   flutter_test:
     sdk: flutter