refactor: provide GameBloc in App (#370)

lib/app/view/app.dart

@@ -39,6 +39,7 @@ class App extends StatelessWidget {
         providers: [
           BlocProvider(create: (_) => CharacterThemeCubit()),
           BlocProvider(create: (_) => StartGameBloc()),
+          BlocProvider(create: (_) => GameBloc()),
         ],
         child: MaterialApp(
           title: 'I/O Pinball',

lib/game/view/pinball_game_page.dart

@@ -23,15 +23,9 @@ class PinballGamePage extends StatelessWidget {
 
   final bool isDebugMode;
 
-  static Route route({
-    bool isDebugMode = kDebugMode,
-  }) {
+  static Route route({bool isDebugMode = kDebugMode}) {
     return MaterialPageRoute<void>(
-      builder: (context) {
-        return PinballGamePage(
-          isDebugMode: isDebugMode,
-        );
-      },
+      builder: (_) => PinballGamePage(isDebugMode: isDebugMode),
     );
   }
 
@@ -41,41 +35,33 @@ class PinballGamePage extends StatelessWidget {
         context.read<CharacterThemeCubit>().state.characterTheme;
     final player = context.read<PinballPlayer>();
     final leaderboardRepository = context.read<LeaderboardRepository>();
+    final gameBloc = context.read<GameBloc>();
+    final game = isDebugMode
+        ? DebugPinballGame(
+            characterTheme: characterTheme,
+            player: player,
+            leaderboardRepository: leaderboardRepository,
+            l10n: context.l10n,
+            gameBloc: gameBloc,
+          )
+        : PinballGame(
+            characterTheme: characterTheme,
+            player: player,
+            leaderboardRepository: leaderboardRepository,
+            l10n: context.l10n,
+            gameBloc: gameBloc,
+          );
+
+    final loadables = [
+      ...game.preLoadAssets(),
+      ...player.load(),
+      ...BonusAnimation.loadAssets(),
+      ...SelectedCharacter.loadAssets(),
+    ];
 
     return BlocProvider(
-      create: (_) => GameBloc(),
-      child: Builder(
-        builder: (context) {
-          final gameBloc = context.read<GameBloc>();
-          final game = isDebugMode
-              ? DebugPinballGame(
-                  characterTheme: characterTheme,
-                  player: player,
-                  leaderboardRepository: leaderboardRepository,
-                  l10n: context.l10n,
-                  gameBloc: gameBloc,
-                )
-              : PinballGame(
-                  characterTheme: characterTheme,
-                  player: player,
-                  leaderboardRepository: leaderboardRepository,
-                  l10n: context.l10n,
-                  gameBloc: gameBloc,
-                );
-
-          final loadables = [
-            ...game.preLoadAssets(),
-            ...player.load(),
-            ...BonusAnimation.loadAssets(),
-            ...SelectedCharacter.loadAssets(),
-          ];
-
-          return BlocProvider(
-            create: (_) => AssetsManagerCubit(loadables)..load(),
-            child: PinballGameView(game: game),
-          );
-        },
-      ),
+      create: (_) => AssetsManagerCubit(loadables)..load(),
+      child: PinballGameView(game: game),
     );
   }
 }

test/game/view/pinball_game_page_test.dart

@@ -84,6 +84,7 @@ void main() {
       await tester.pumpApp(
         PinballGamePage(),
         characterThemeCubit: characterThemeCubit,
+        gameBloc: gameBloc,
       );
 
       expect(find.byType(PinballGameView), findsOneWidget);
@@ -172,6 +173,7 @@ void main() {
             ),
           ),
           characterThemeCubit: characterThemeCubit,
+          gameBloc: gameBloc,
         );
 
         await tester.tap(find.text('Tap me'));