Initial commit

app_code/lib/presenters/bloc/lang/lang_bloc.dart

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+import 'dart:async';
+import 'dart:ui';
+
+import 'package:bloc/bloc.dart';
+import 'package:equatable/equatable.dart';
+
+part 'lang_event.dart';
+part 'lang_state.dart';
+
+class LangBloc extends Bloc<LangEvent, LangState> {
+  LangBloc() : super(LangLoading()) {
+    on<LanguageEvent>(_setLocale);
+  }
+
+  void _setLocale(LanguageEvent event, Emitter emit){
+    emit(LangLoading());
+    emit(LangSuccess(locale: event.locale));
+  }
+}

app_code/lib/presenters/bloc/lang/lang_event.dart

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+part of 'lang_bloc.dart';
+
+abstract class LangEvent extends Equatable {
+  const LangEvent();
+}
+
+class LanguageEvent extends LangEvent{
+  final Locale locale;
+
+  const LanguageEvent({required this.locale});
+
+  @override
+  List<Object?> get props => [];
+}

app_code/lib/presenters/bloc/lang/lang_state.dart

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+part of 'lang_bloc.dart';
+
+abstract class LangState extends Equatable {
+  const LangState();
+}
+
+class LangLoading extends LangState {
+  @override
+  List<Object> get props => [];
+}
+class LangSuccess extends LangState {
+  final Locale locale;
+
+  const LangSuccess({required this.locale});
+  @override
+  List<Object> get props => [];
+}
+
+class LangFailed extends LangState {
+  @override
+  List<Object> get props => [];
+}