feat: Add rated category snaps to the Games tab

packages/app_center/lib/games/games_page.dart

@@ -39,8 +39,16 @@ class GamesPage extends ConsumerWidget {
             const SizedBox(height: kPagePadding),
           ],
         ),
-        const CategorySnapList(
-          category: SnapCategoryEnum.games,
+        const RatedCategorySnapList(
+          categories: [
+            SnapCategoryEnum.games,
+            SnapCategoryEnum.kdeGames,
+            SnapCategoryEnum.gnomeGames,
+            SnapCategoryEnum.gameLaunchers,
+            SnapCategoryEnum.gameEmulators,
+            SnapCategoryEnum.gameContentCreation,
+            SnapCategoryEnum.gameDev,
+          ],
         ),
         SliverList.list(
           children: [

packages/app_center/lib/games/games_page_featured.dart

@@ -22,7 +22,7 @@ class FeaturedCarousel extends ConsumerStatefulWidget {
 
 class _FeaturedCarouselState extends ConsumerState<FeaturedCarousel> {
   late YaruCarouselController controller;
-  late Iterable<Snap> snaps;
+  Iterable<Snap> snaps = [];
 
   @override
   Widget build(BuildContext context) {

packages/app_center/lib/ratings/rated_category_model.dart

@@ -0,0 +1,35 @@
+import 'package:app_center/ratings/ratings_service.dart';
+import 'package:app_center/snapd/snapd.dart';
+import 'package:riverpod_annotation/riverpod_annotation.dart';
+import 'package:snapd/snapd.dart';
+import 'package:ubuntu_service/ubuntu_service.dart';
+
+part 'rated_category_model.g.dart';
+
+@riverpod
+class RatedCategoryModel extends _$RatedCategoryModel {
+  late final _ratings = getService<RatingsService>();
+  late final _snapd = getService<SnapdService>();
+
+  @override
+  Future<List<Snap>> build(
+    List<SnapCategoryEnum> categories,
+    int numberOfSnaps,
+  ) async {
+    final snaps = <Snap>[];
+
+    for (final category in categories) {
+      final chart = await _ratings.getChart(category);
+      var i = 0;
+      while (snaps.length < numberOfSnaps && i < chart.length) {
+        final snap = await _snapd.findById(chart[i].rating.snapId);
+        if (snap != null && snap.screenshotUrls.isNotEmpty) {
+          snaps.add(snap);
+        }
+        i++;
+      }
+    }
+
+    return snaps;
+  }
+}

packages/app_center/lib/ratings/ratings_service.dart

@@ -1,8 +1,10 @@
 import 'dart:convert';
 import 'dart:io';
 
+import 'package:app_center/snapd/snap_category_enum.dart';
 import 'package:app_center_ratings_client/app_center_ratings_client.dart';
 import 'package:crypto/crypto.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:glib/glib.dart';
 import 'package:jwt_decode/jwt_decode.dart';
@@ -32,6 +34,11 @@ class RatingsService {
     return client.getRating(snapId, _jwt!);
   }
 
+  Future<List<ChartData>> getChart(SnapCategoryEnum category) async {
+    await _ensureValidToken();
+    return client.getChart(Timeframe.unspecified, _jwt!, category.index);
+  }
+
   Future<void> vote(Vote vote) async {
     await _ensureValidToken();
     await client.vote(vote.snapId, vote.snapRevision, vote.voteUp, _jwt!);

packages/app_center/lib/snapd/snapd_service.dart

@@ -5,4 +5,19 @@ import 'package:snapd/snapd.dart';
 class SnapdService extends SnapdClient with SnapdCache, SnapdWatcher {
   Future<void> waitChange(String changeId) =>
       watchChange(changeId).firstWhere((change) => change.ready);
+
+  Future<Snap?> findById(String snapId) async {
+    final queryParams = {
+      'series': '16',
+      'remote': 'true',
+      'snap-id': snapId,
+    };
+    final result =
+        await getAssertions(assertion: 'snap-declaration', params: queryParams);
+    final declaration = SnapDeclaration.fromJson(result);
+    final findResult = await find(name: declaration.snapName);
+    return findResult
+        .where((element) => element.id == declaration.snapId)
+        .firstOrNull;
+  }
 }

packages/app_center/lib/src/l10n/app_en.arb

@@ -80,7 +80,7 @@
     "developmentPageLabel": "Development",
     "gamesPageLabel": "Games",
     "gamesPageTitle": "What's Hot",
-    "gamesPageTop": "Top Games",
+    "gamesPageTop": "Top Rated",
     "gamesPageFeatured": "Featured Titles",
     "gamesPageBundles": "App Bundles",
     "unknownPublisher": "Unknown publisher",