feat: Add AppBlocObserver.

Author: BURG3R5

lib/main_development.dart

@@ -7,6 +7,7 @@ import 'package:hydrated_bloc/hydrated_bloc.dart';
 import 'package:path_provider/path_provider.dart';
 
 import 'data/constants/strings.dart';
+import 'presentation/core/bloc_observer.dart';
 import 'presentation/core/main_app.dart';
 
 Future<void> main() async {
@@ -16,10 +17,11 @@ Future<void> main() async {
   await _initHive();
   final hydratedStorage = await _initHydratedBloc();
 
-  // Zone for Hydrated Bloc.
-  HydratedBlocOverrides.runZoned(
+  // Zone for Hydrated Bloc and AppBlocObserver.
+  await HydratedBlocOverrides.runZoned(
     () async => runApp(await Codephile.run()),
     storage: hydratedStorage,
+    blocObserver: AppBlocObserver(),
   );
 }
 

lib/main_production.dart

@@ -13,6 +13,7 @@ import 'package:sentry_flutter/sentry_flutter.dart';
 
 import 'data/config/config.dart';
 import 'data/constants/strings.dart';
+import 'presentation/core/bloc_observer.dart';
 import 'presentation/core/main_app.dart';
 
 void main() {
@@ -28,10 +29,11 @@ void main() {
       await _initHive();
       final hydratedStorage = await _initHydratedBloc();
 
-      // Zone for Hydrated Bloc.
-      HydratedBlocOverrides.runZoned(
+      // Zone for Hydrated Bloc and AppBlocObserver.
+      await HydratedBlocOverrides.runZoned(
         () async => runApp(await Codephile.run()),
         storage: hydratedStorage,
+        blocObserver: AppBlocObserver(),
       );
     },
     _onError,

lib/presentation/core/bloc_observer.dart

@@ -0,0 +1,59 @@
+import 'dart:developer';
+
+import 'package:flutter/foundation.dart';
+import 'package:flutter_bloc/flutter_bloc.dart';
+import 'package:sentry_flutter/sentry_flutter.dart';
+
+class AppBlocObserver extends BlocObserver {
+  @override
+  void onCreate(BlocBase bloc) {
+    log(
+      '[BLOC] [CREATE] ${bloc.runtimeType}',
+    );
+    super.onCreate(bloc);
+  }
+
+  @override
+  void onEvent(Bloc bloc, Object? event) {
+    super.onEvent(bloc, event);
+    log(
+      '[BLOC] [EVENT] ${bloc.runtimeType} $event',
+    );
+  }
+
+  @override
+  void onChange(BlocBase bloc, Change change) {
+    super.onChange(bloc, change);
+    log(
+      '[BLOC] [CHANGE] ${bloc.runtimeType} '
+      '{ currentState: ${change.currentState}, '
+      'nextState: ${change.nextState} }',
+    );
+  }
+
+  @override
+  void onError(BlocBase bloc, Object error, StackTrace stackTrace) {
+    if (kDebugMode) {
+      log(
+        '[BLOC] [ERROR] ${bloc.runtimeType}\n'
+        'Error: $error\n'
+        'Stacktrace: $stackTrace',
+      );
+    } else {
+      Sentry.captureException(
+        error,
+        stackTrace: stackTrace,
+        hint: bloc.runtimeType.toString(),
+      );
+    }
+    super.onError(bloc, error, stackTrace);
+  }
+
+  @override
+  void onClose(BlocBase bloc) {
+    log(
+      '[BLOC] [CLOSE] ${bloc.runtimeType}',
+    );
+    super.onClose(bloc);
+  }
+}

lib/presentation/core/main_app.dart

@@ -2,10 +2,9 @@ import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:sentry_flutter/sentry_flutter.dart';
 
-import 'router.dart';
-
 import '../../data/services/local/storage_service.dart';
 import '../../data/services/remote/api_service.dart';
+import 'router.dart';
 
 class Codephile extends StatelessWidget {
   const Codephile({Key? key}) : super(key: key);

pubspec.lock

@@ -176,6 +176,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "4.0.4"
+  equatable:
+    dependency: "direct main"
+    description:
+      name: equatable
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.3"
   fake_async:
     dependency: transitive
     description:

pubspec.yaml

@@ -10,6 +10,7 @@ environment:
 
 dependencies:
   dio: ^4.0.4
+  equatable: ^2.0.3
   firebase_core: ^1.11.0
   firebase_crashlytics: ^2.4.5
   firebase_messaging: ^11.2.5