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gasaichandesu
2025-08-30 19:47:42 +04:00
commit 58d7808a8d
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lib/app/home_screen/bloc/home_screen_bloc.dart
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import 'dart:async';
import 'package:file_picker/file_picker.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:moonwell_launcher/app/home_screen/bloc/home_screen_model.dart';
import 'package:moonwell_launcher/features/downloader/application/download_manager.dart';
import 'package:moonwell_launcher/features/downloader/domain/entities/download_progress.dart';
import 'package:moonwell_launcher/features/downloader/domain/entities/download_request.dart';
import 'package:moonwell_launcher/features/preferences/domain/repositories/preferences_repository.dart';
import 'package:rxdart/rxdart.dart';
part 'home_screen_event.dart';
part 'home_screen_state.dart';
const _downloadId = 'client';
class HomeScreenBloc extends Bloc<HomeScreenEvent, HomeScreenState> {
final DownloadManager _downloadManager;
final PreferencesRepository _preferencesRepository;
StreamSubscription<DownloadProgress>? _downloadProgressSubscription;
HomeScreenBloc({
required DownloadManager downloadManager,
required PreferencesRepository preferencesRepository,
}) : _downloadManager = downloadManager,
_preferencesRepository = preferencesRepository,
super(HomeScreenInitialState(model: HomeScreenModel.initial())) {
_setupHandlers();
add(HomeScreenLoad());
}
void _setupHandlers() {
on<HomeScreenLoad>(_onHomeScreenLoad);
on<HomeScreenDownloadRequested>(_onHomeScreenDownloadRequested);
on<HomeScreenDownloadPaused>((event, emit) {
// _downloadManager.pauseDownload();
// emit(HomeScreenDownloadPausedState());
});
on<HomeScreenDownloadProgressUpdated>(
_onHomeScreenDownloadProgressUpdated,
transformer: (events, mapper) =>
events.throttleTime(const Duration(seconds: 2)).switchMap(mapper),
);
}
Future<void> _onHomeScreenLoad(
HomeScreenLoad event,
Emitter<HomeScreenState> emit,
) async {
final outputDir = await _preferencesRepository.getOutputDir();
emit(
HomeScreenReadyToDownloadState(
model: state.model.copyWith(outputPath: outputDir),
),
);
}
Future<void> _onHomeScreenDownloadRequested(
HomeScreenDownloadRequested event,
Emitter<HomeScreenState> emit,
) async {
if (state.model.outputPath == null) {
final directory = await FilePicker.platform.getDirectoryPath(
dialogTitle: 'Please select installation directory',
);
if (directory == null) {
return;
}
await _preferencesRepository.setOutputDir(Uri.directory(directory));
emit(
HomeScreenReadyToDownloadState(
model: state.model.copyWith(outputPath: Uri.directory(directory)),
),
);
}
_downloadProgressSubscription = _downloadManager
.start(
id: _downloadId,
request: DownloadRequest(
destinationPath: state.model.outputPath!.toFilePath(),
),
)
.listen((progress) => add(HomeScreenDownloadProgressUpdated(progress)));
}
void _onHomeScreenDownloadProgressUpdated(
HomeScreenDownloadProgressUpdated event,
Emitter<HomeScreenState> emit,
) {
emit(
HomeScreenDownloadingState(
model: state.model.copyWith(progress: event.progress),
),
);
}
@override
Future<void> close() async {
await _downloadProgressSubscription?.cancel();
await _downloadManager.cancel(_downloadId);
return super.close();
}
}
lib/app/home_screen/bloc/home_screen_event.dart
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part of 'home_screen_bloc.dart';
@immutable
sealed class HomeScreenEvent {}
final class HomeScreenLoad extends HomeScreenEvent {}
final class HomeScreenDownloadRequested extends HomeScreenEvent {}
final class HomeScreenDownloadPaused extends HomeScreenEvent {}
final class HomeScreenDownloadProgressUpdated extends HomeScreenEvent {
final DownloadProgress progress;
HomeScreenDownloadProgressUpdated(this.progress);
}
lib/app/home_screen/bloc/home_screen_model.dart
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import 'package:flutter/foundation.dart';
import 'package:moonwell_launcher/features/downloader/domain/entities/download_progress.dart';
@immutable
final class HomeScreenModel {
/// The current download progress.
final DownloadProgress progress;
/// The output path for the downloaded file.
final Uri? outputPath;
const HomeScreenModel({required this.progress, this.outputPath});
const HomeScreenModel.initial()
: progress = const DownloadProgress.initial(),
outputPath = null;
HomeScreenModel copyWith({DownloadProgress? progress, Uri? outputPath}) {
return HomeScreenModel(
progress: progress ?? this.progress,
outputPath: outputPath ?? this.outputPath,
);
}
}
lib/app/home_screen/bloc/home_screen_state.dart
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part of 'home_screen_bloc.dart';
@immutable
sealed class HomeScreenState {
final HomeScreenModel model;
const HomeScreenState({required this.model});
}
final class HomeScreenInitialState extends HomeScreenState {
const HomeScreenInitialState({required super.model});
}
final class HomeScreenReadyToDownloadState extends HomeScreenState {
const HomeScreenReadyToDownloadState({required super.model});
}
final class HomeScreenDownloadPausedState extends HomeScreenState {
const HomeScreenDownloadPausedState({required super.model});
}
final class HomeScreenDownloadingState extends HomeScreenState {
const HomeScreenDownloadingState({required super.model});
}
lib/app/home_screen/home_screen.dart
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:moonwell_launcher/app/home_screen/bloc/home_screen_bloc.dart';
import 'package:moonwell_launcher/app/home_screen/left_pane.dart';
import 'package:moonwell_launcher/app/theme/mw_theme.dart';
import 'package:moonwell_launcher/features/downloader/application/download_manager.dart';
import 'package:moonwell_launcher/features/preferences/domain/repositories/preferences_repository.dart';
import 'package:moonwell_launcher/service_container.dart';
class HomeScreen extends StatelessWidget {
const HomeScreen({super.key});
@override
Widget build(BuildContext context) {
final theme = Theme.of(context);
return BlocProvider<HomeScreenBloc>(
create: (context) => HomeScreenBloc(
downloadManager: getIt<DownloadManager>(),
preferencesRepository: getIt<PreferencesRepository>(),
),
child: Builder(
builder: (context) {
return Scaffold(
body: Container(
decoration: const BoxDecoration(
// subtle vignette for “night” vibe
gradient: RadialGradient(
center: Alignment(0, -0.5),
radius: 1.2,
colors: [MWColors.deepNavy, MWColors.abyss],
),
),
child: Center(
child: Padding(
padding: EdgeInsets.all(24.0),
child: Row(
children: [
Expanded(
child: LeftPane(
title: Text(
'MoonWell',
style: theme.textTheme.headlineLarge,
),
progress: 0.0,
isDownloading: false,
kbps: 0.0,
eta: Duration.zero,
onStart: () {
context.read<HomeScreenBloc>().add(
HomeScreenDownloadRequested(),
);
},
onPause: () {},
onReset: () {},
),
),
],
),
),
),
),
);
},
),
);
}
}
lib/app/home_screen/left_pane.dart
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:moonwell_launcher/app/home_screen/bloc/home_screen_bloc.dart';
import 'package:moonwell_launcher/app/home_screen/widgets/progress_bar.dart';
import 'package:moonwell_launcher/app/theme/mw_theme.dart';
import 'package:pixelarticons/pixel.dart';
class LeftPane extends StatelessWidget {
const LeftPane({
super.key,
required this.title,
required this.progress,
required this.isDownloading,
required this.kbps,
required this.eta,
required this.onStart,
required this.onPause,
required this.onReset,
});
final Widget title;
final double progress;
final bool isDownloading;
final double kbps;
final Duration eta;
final VoidCallback onStart;
final VoidCallback onPause;
final VoidCallback onReset;
String _speedLabel(BuildContext context) {
final kbps = context.read<HomeScreenBloc>().state.model.progress.speed;
if (kbps <= 0) return '—';
if (kbps >= 1024) {
return '${(kbps / 1024).toStringAsFixed(2)} MB/s';
}
return '${kbps.toStringAsFixed(0)} kB/s';
}
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
final deco = Theme.of(context).extension<MoonWellDecorations>()!;
return BlocBuilder<HomeScreenBloc, HomeScreenState>(
builder: (context, state) {
final percent = _resolvePercentage(context);
final eta = state.model.progress.eta;
final canPlay = progress >= 1.0 && state is! HomeScreenDownloadingState;
return Card(
margin: EdgeInsets.zero,
child: Padding(
padding: const EdgeInsets.all(24),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
title,
const SizedBox(height: 16),
Text(
'Classic+ Wrath of the Lich King experience',
style: Theme.of(context).textTheme.titleMedium?.copyWith(
color: cs.onSurface.withAlpha(200),
),
),
const SizedBox(height: 28),
// Progress bar
GildedProgressBar(value: progress),
const SizedBox(height: 12),
Row(
children: [
Text(
'$percent%',
style: Theme.of(context).textTheme.titleMedium,
),
const Spacer(),
Icon(Pixel.speedfast, size: 18, color: cs.onSurfaceVariant),
const SizedBox(width: 6),
Text(
_speedLabel(context),
style: TextStyle(color: cs.onSurfaceVariant),
),
const SizedBox(width: 16),
Icon(
Pixel.timeline, // Updated to use PixelArtIcons
size: 18,
color: cs.onSurfaceVariant,
),
const SizedBox(width: 6),
Text(
eta == Duration.zero
? '—'
: '${eta.inMinutes}:${(eta.inSeconds % 60).toString().padLeft(2, '0')}',
style: TextStyle(color: cs.onSurfaceVariant),
),
],
),
const SizedBox(height: 24),
// Controls row
Row(
children: [
Expanded(
child: ElevatedButton.icon(
icon: Icon(
canPlay ? Icons.play_arrow_rounded : Icons.download,
),
label: Text(
canPlay
? 'Play'
: (isDownloading
? 'Downloading…'
: (progress == 0 ? 'Install' : 'Resume')),
),
onPressed: canPlay
? () {}
: (isDownloading ? null : onStart),
),
),
// const SizedBox(width: 12),
// OutlinedButton.icon(
// icon: Icon(
// isDownloading ? Icons.pause_rounded : Icons.replay,
// ),
// label: Text(isDownloading ? 'Pause' : 'Reset'),
// onPressed: isDownloading
// ? onPause
// : (progress > 0 ? onReset : null),
// ),
],
),
const SizedBox(height: 20),
// Disk path / build info (placeholders)
Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: cs.surfaceContainerHighest.withAlpha(128),
borderRadius: BorderRadius.circular(12),
border: Border.all(color: cs.outline),
boxShadow: (deco.cardGlow),
),
child: Row(
children: [
const Icon(Pixel.folder),
const SizedBox(width: 8),
Expanded(
child: Text(
'Install path: ${state.model.outputPath?.toFilePath() ?? '—'}',
overflow: TextOverflow.ellipsis,
),
),
const SizedBox(width: 12),
],
),
),
],
),
),
);
},
);
}
String _resolvePercentage(BuildContext context) {
final state = context.read<HomeScreenBloc>().state;
if (state is HomeScreenDownloadingState) {
final percentage =
state.model.progress.downloaded / state.model.progress.total;
return (percentage * 100).clamp(0, 100).toStringAsFixed(1);
}
return '0.0';
}
}
lib/app/home_screen/widgets/progress_bar.dart
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import 'package:flutter/material.dart';
import 'package:moonwell_launcher/app/theme/mw_theme.dart';
class GildedProgressBar extends StatelessWidget {
const GildedProgressBar({required this.value});
final double value;
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
final deco = Theme.of(context).extension<MoonWellDecorations>()!;
return Container(
height: 20,
decoration: BoxDecoration(
color: cs.surfaceContainerHighest,
borderRadius: BorderRadius.circular(14),
border: Border.all(color: cs.outline),
),
clipBehavior: Clip.antiAlias,
child: Stack(
children: [
// Fill with gold bevel
FractionallySizedBox(
widthFactor: value.clamp(0.0, 1.0),
alignment: Alignment.centerLeft,
child: DecoratedBox(
decoration: BoxDecoration(
gradient: (deco.goldBevel as LinearGradient),
),
),
),
// Subtle top highlight
Align(
alignment: Alignment.topCenter,
child: Container(height: 6, color: Colors.white.withAlpha(10)),
),
],
),
);
}
}