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ashtankoashtanko
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WIP launches screen
1 parent 7dc7996 commit c1d2cac

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14 files changed

+446
-20
lines changed

14 files changed

+446
-20
lines changed

‎android/app/src/main/AndroidManifest.xml‎

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@@ -1,5 +1,8 @@
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="dev.shtanko.flutter_bloc_app_template">
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<uses-permission android:name="android.permission.INTERNET" />
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<application
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android:label="flutter_bloc_app_template"
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android:name="${applicationName}"

‎lib/app/app.dart‎

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@@ -3,8 +3,11 @@ import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:flutter_bloc_app_template/bloc/init/init_bloc.dart';
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import 'package:flutter_bloc_app_template/di/di_container.dart';
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import 'package:flutter_bloc_app_template/features/launches/bloc/launches_bloc.dart';
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import 'package:flutter_bloc_app_template/generated/l10n.dart';
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import 'package:flutter_bloc_app_template/index.dart';
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import 'package:flutter_bloc_app_template/repository/launches_repository.dart';
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import 'package:flutter_bloc_app_template/repository/theme_repository.dart';
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import 'package:flutter_bloc_app_template/theme/util.dart';
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import 'package:flutter_localizations/flutter_localizations.dart';
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@@ -22,11 +25,15 @@ class MyApp extends StatelessWidget {
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RepositoryProvider<NavigationService>(
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create: (context) => NavigationService(),
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),
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RepositoryProvider<LaunchesRepository>(
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create: (context) => diContainer.get<LaunchesRepository>(),
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),
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],
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child: MultiBlocProvider(
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providers: [
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BlocProvider(
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create: (context) => ThemeCubit(diContainer.get())..loadTheme(),
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create: (context) =>
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ThemeCubit(diContainer.get<ThemeRepository>())..loadTheme(),
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),
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BlocProvider(
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create: (context) => EmailListBloc(
@@ -36,6 +43,13 @@ class MyApp extends StatelessWidget {
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EmailListFetched(),
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),
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),
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BlocProvider(
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create: (context) => LaunchesBloc(
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repository: RepositoryProvider.of<LaunchesRepository>(context),
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)..add(
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LaunchesFetched(),
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),
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),
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BlocProvider<InitBloc>(
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create: (_) => InitBloc()
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..add(

‎lib/data/network/api_result.dart‎

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@@ -10,3 +10,20 @@ abstract class ApiResult<T> with _$ApiResult<T> {
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const factory ApiResult.loading() = Loading<T>;
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}
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extension ApiResultWhen<T> on ApiResult<T> {
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R when<R>({
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required R Function(T data) success,
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required R Function(String message) error,
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required R Function() loading,
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}) {
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if (this is Success<T>) {
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return success((this as Success<T>).data);
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} else if (this is Error<T>) {
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return error((this as Error<T>).message);
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} else if (this is Loading<T>) {
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return loading();
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}
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throw AssertionError('Unexpected type: $this');
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}
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}

‎lib/di/di_initializer.config.dart‎

Lines changed: 8 additions & 3 deletions
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‎lib/di/di_network_module.dart‎

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@@ -5,6 +5,12 @@ import 'package:injectable/injectable.dart';
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@module
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abstract class NetworkModule {
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@factoryMethod
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Dio provideDio() {
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final dio = Dio();
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return dio;
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}
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@factoryMethod
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LaunchService provideLaunchService(Dio dio) {
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return LaunchService(dio);

‎lib/di/di_repository_module.dart‎

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@@ -1,4 +1,6 @@
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import 'package:flutter_bloc_app_template/data/network/data_source/launches_network_data_source.dart';
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import 'package:flutter_bloc_app_template/data/theme_storage.dart';
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import 'package:flutter_bloc_app_template/repository/launches_repository.dart';
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import 'package:flutter_bloc_app_template/repository/theme_repository.dart';
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import 'package:injectable/injectable.dart';
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@@ -7,4 +9,8 @@ abstract class RepositoryModule {
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@factoryMethod
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ThemeRepository provideAccidentsRepository(ThemeStorage themeStorage) =>
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ThemeRepositoryImpl(themeStorage);
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@factoryMethod
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LaunchesRepository provideLaunchesRepository(LaunchesDataSource dataSource) =>
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LaunchesRepositoryImpl(dataSource);
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}

‎lib/features/launches/bloc/launches_bloc.dart‎

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import 'package:bloc/bloc.dart';
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import 'package:equatable/equatable.dart';
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import 'package:flutter_bloc_app_template/models/launch.dart';
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import 'package:flutter_bloc_app_template/repository/launches_repository.dart';
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class LaunchesBloc extends Bloc<LaunchesEvent, LaunchesState> {
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LaunchesBloc({required this.repository}) : super(LaunchesInitial()) {
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on<LaunchesFetched>(_onStarted);
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}
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final LaunchesRepository repository;
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void _onStarted(LaunchesFetched event, Emitter<LaunchesState> emit) async {
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emit(LaunchesLoading());
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try {
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final items = await repository.getLaunches();
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if (items.isEmpty) {
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emit(LaunchesEmpty());
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} else {
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emit(LaunchesLoaded(items));
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}
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} catch (_) {
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emit(LaunchesLoadFailure());
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}
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}
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}
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abstract class LaunchesState extends Equatable {
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@override
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List<Object> get props => [];
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}
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class LaunchesInitial extends LaunchesState {}
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class LaunchesLoading extends LaunchesState {}
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class LaunchesLoaded extends LaunchesState {
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LaunchesLoaded(this.launches);
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final List<LaunchResource> launches;
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@override
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List<Object> get props => [launches];
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}
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class LaunchesEmpty extends LaunchesState {}
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class LaunchesLoadFailure extends LaunchesState {}
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class LaunchesEvent extends Equatable {
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@override
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List<Object> get props => [];
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}
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class LaunchesFetched extends LaunchesEvent {}

‎lib/features/launches/launches_screen.dart‎

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@@ -0,0 +1,77 @@
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import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:flutter_bloc_app_template/features/launches/bloc/launches_bloc.dart';
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import 'package:flutter_bloc_app_template/generated/l10n.dart';
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import 'package:flutter_bloc_app_template/widgets/empty_widget.dart';
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class LaunchesScreen extends StatelessWidget {
8+
const LaunchesScreen({super.key});
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@override
11+
Widget build(BuildContext context) => Scaffold(
12+
appBar: AppBar(
13+
title: Text(S.of(context).messagesTitle),
14+
),
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body: RefreshIndicator(
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onRefresh: () async {
17+
await Future<void>.delayed(const Duration(seconds: 1));
18+
},
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child: SizedBox(
20+
height: MediaQuery.of(context).size.height,
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child: const LaunchesList(),
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),
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),
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);
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}
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class LaunchesList extends StatelessWidget {
28+
const LaunchesList({super.key});
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30+
@override
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Widget build(BuildContext context) =>
32+
BlocBuilder<LaunchesBloc, LaunchesState>(
33+
builder: (context, state) {
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if (state is LaunchesInitial) {
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return const Center(
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child: CircularProgressIndicator(),
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);
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}
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if (state is LaunchesLoading) {
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return const Center(
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child: CircularProgressIndicator(),
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);
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}
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if (state is LaunchesEmpty) {
47+
return Center(
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child: Text(S.of(context).emptyList),
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);
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}
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if (state is LaunchesLoaded) {
53+
var launches = state.launches;
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55+
return ListView.builder(
56+
physics: const BouncingScrollPhysics(),
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padding: EdgeInsets.zero,
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shrinkWrap: true,
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primary: false,
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itemBuilder: (context, index) => ListTile(
61+
title: Text(launches[index].missionName ?? 'Name'),
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onTap: () {
63+
// TODO handle tap
64+
},
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),
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itemCount: launches.length,
67+
);
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}
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70+
if (state is LaunchesLoadFailure) {
71+
return Text(S.of(context).error); // TODO
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}
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return EmptyWidget();
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},
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);
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}

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