fix: auto repair bugs #68, #10, #6, #69 #4

Merged
zyc merged 2 commits from fix/auto-20260318-155918 into main 2026-03-18 16:59:55 +08:00
17 changed files with 1414 additions and 1 deletions
Showing only changes of commit dfe52ef03c - Show all commits

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@ -9,6 +9,8 @@ import '../../pages/product_selection_page.dart';
import '../../pages/profile/profile_page.dart'; import '../../pages/profile/profile_page.dart';
import '../../pages/webview_page.dart'; import '../../pages/webview_page.dart';
import '../../pages/wifi_config_page.dart'; import '../../pages/wifi_config_page.dart';
import '../../features/badge/presentation/pages/badge_home_page.dart';
import '../../features/badge/presentation/pages/badge_transfer_page.dart';
import '../network/token_manager.dart'; import '../network/token_manager.dart';
part 'app_router.g.dart'; part 'app_router.g.dart';
@ -61,6 +63,19 @@ GoRouter goRouter(Ref ref) {
path: '/webview_fallback', path: '/webview_fallback',
builder: (context, state) => const WebViewPage(), builder: (context, state) => const WebViewPage(),
), ),
GoRoute(
path: '/badge',
builder: (context, state) => const BadgeHomePage(),
),
GoRoute(
path: '/badge/transfer',
builder: (context, state) {
final extra = state.extra as Map<String, dynamic>? ?? {};
return BadgeTransferPage(
imageUrl: extra['imageUrl'] as String? ?? '',
);
},
),
], ],
); );
} }

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@ -48,4 +48,4 @@ final class GoRouterProvider
} }
} }
String _$goRouterHash() => r'9f77a00bcbc90890c4b6594a9709288e5206c7d8'; String _$goRouterHash() => r'4b725bca8dba655c6abb2f19069fca97c8bebbb6';

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@ -0,0 +1,12 @@
import 'dart:typed_data';
import 'package:http/http.dart' as http;
class BadgeRemoteDataSource {
Future<Uint8List> downloadImageBytes(String imageUrl) async {
final response = await http.get(Uri.parse(imageUrl));
if (response.statusCode == 200) {
return response.bodyBytes;
}
throw Exception('下载图片失败: ${response.statusCode}');
}
}

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@ -0,0 +1,101 @@
import 'dart:typed_data';
import 'package:fpdart/fpdart.dart';
import '../../../../core/errors/failures.dart';
import '../../domain/entities/badge_image.dart';
import '../../domain/repositories/badge_repository.dart';
import '../datasources/badge_remote_data_source.dart';
import '../services/badge_ai_generation_service.dart';
class BadgeRepositoryImpl implements BadgeRepository {
final BadgeAiGenerationService _aiService;
final BadgeRemoteDataSource _remoteDataSource;
BadgeRepositoryImpl({
BadgeAiGenerationService? aiService,
BadgeRemoteDataSource? remoteDataSource,
}) : _aiService = aiService ?? BadgeAiGenerationService.instance,
_remoteDataSource = remoteDataSource ?? BadgeRemoteDataSource();
@override
Future<Either<Failure, BadgeImage>> generateText2Image({
required String prompt,
String? style,
}) async {
try {
await _aiService.generateText2Image(
prompt: prompt,
style: style,
);
//
final result = await _waitForResult();
if (result == null) {
final error = _aiService.consumePendingError();
return Left(ServerFailure(error ?? '生成失败'));
}
return Right(BadgeImage(
imageUrl: result.imageUrl,
prompt: prompt,
style: style,
source: 't2i',
));
} catch (e) {
return Left(ServerFailure(e.toString()));
}
}
@override
Future<Either<Failure, BadgeImage>> generateImage2Image({
required String imagePath,
String? prompt,
String? style,
double strength = 0.7,
}) async {
try {
await _aiService.generateImage2Image(
imagePath: imagePath,
prompt: prompt,
style: style,
strength: strength,
);
final result = await _waitForResult();
if (result == null) {
final error = _aiService.consumePendingError();
return Left(ServerFailure(error ?? '生成失败'));
}
return Right(BadgeImage(
imageUrl: result.imageUrl,
prompt: prompt ?? '',
style: style,
source: 'i2i',
referenceImagePath: imagePath,
strength: strength,
));
} catch (e) {
return Left(ServerFailure(e.toString()));
}
}
@override
Future<Either<Failure, Uint8List>> downloadImageBytes(
String imageUrl) async {
try {
final bytes = await _remoteDataSource.downloadImageBytes(imageUrl);
return Right(bytes);
} catch (e) {
return Left(ServerFailure('下载图片失败: $e'));
}
}
/// AI
Future<BadgeAiResult?> _waitForResult() async {
while (_aiService.isGenerating) {
await Future.delayed(const Duration(milliseconds: 200));
}
return _aiService.consumePendingResult();
}
}

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@ -0,0 +1,252 @@
import 'dart:convert';
import 'package:flutter/foundation.dart';
import 'package:http/http.dart' as http;
import 'package:shared_preferences/shared_preferences.dart';
import '../../../../core/network/api_config.dart';
/// AI SSE
/// MusicGenerationService
class BadgeAiGenerationService {
BadgeAiGenerationService._();
static final BadgeAiGenerationService instance =
BadgeAiGenerationService._();
Future<String?> _getToken() async {
final prefs = await SharedPreferences.getInstance();
return prefs.getString('access_token');
}
//
bool _isGenerating = false;
double _progress = 0.0;
String _statusMessage = '';
//
BadgeAiResult? _pendingResult;
String? _pendingError;
//
void Function(double progress, String message)? onProgress;
void Function(BadgeAiResult result)? onComplete;
void Function(String error)? onError;
bool get isGenerating => _isGenerating;
double get progress => _progress;
String get statusMessage => _statusMessage;
BadgeAiResult? consumePendingResult() {
final r = _pendingResult;
_pendingResult = null;
return r;
}
String? consumePendingError() {
final e = _pendingError;
_pendingError = null;
return e;
}
///
Future<void> generateText2Image({
required String prompt,
String? style,
}) async {
await _generate(
endpoint: '/badge/generate/t2i/',
body: {
'prompt': prompt,
if (style != null) 'style': style,
},
);
}
///
Future<void> generateImage2Image({
required String imagePath,
String? prompt,
String? style,
double strength = 0.7,
}) async {
await _generateMultipart(
endpoint: '/badge/generate/i2i/',
imagePath: imagePath,
fields: {
if (prompt != null) 'prompt': prompt,
if (style != null) 'style': style,
'strength': strength.toString(),
},
);
}
/// SSE JSON
Future<void> _generate({
required String endpoint,
required Map<String, dynamic> body,
}) async {
if (_isGenerating) return;
_reset();
try {
final token = await _getToken();
final request = http.Request(
'POST',
Uri.parse('${ApiConfig.fullBaseUrl}$endpoint'),
);
request.headers['Content-Type'] = 'application/json';
if (token != null) request.headers['Authorization'] = 'Bearer $token';
request.body = jsonEncode(body);
final client = http.Client();
final response =
await client.send(request).timeout(const Duration(seconds: 120));
if (response.statusCode != 200) {
final errBody = await response.stream.bytesToString();
String errMsg = '服务器返回错误 (${response.statusCode})';
try {
final json = jsonDecode(errBody) as Map<String, dynamic>;
errMsg = json['message'] as String? ?? errMsg;
} catch (_) {}
throw Exception(errMsg);
}
await _parseSSE(response.stream, client);
} catch (e) {
_handleError(e);
}
}
/// Multipart
Future<void> _generateMultipart({
required String endpoint,
required String imagePath,
required Map<String, String> fields,
}) async {
if (_isGenerating) return;
_reset();
try {
final token = await _getToken();
final request = http.MultipartRequest(
'POST',
Uri.parse('${ApiConfig.fullBaseUrl}$endpoint'),
);
if (token != null) request.headers['Authorization'] = 'Bearer $token';
request.fields.addAll(fields);
request.files
.add(await http.MultipartFile.fromPath('image', imagePath));
final client = http.Client();
final streamedResponse =
await client.send(request).timeout(const Duration(seconds: 120));
if (streamedResponse.statusCode != 200) {
final errBody = await streamedResponse.stream.bytesToString();
String errMsg = '服务器返回错误 (${streamedResponse.statusCode})';
try {
final json = jsonDecode(errBody) as Map<String, dynamic>;
errMsg = json['message'] as String? ?? errMsg;
} catch (_) {}
throw Exception(errMsg);
}
await _parseSSE(streamedResponse.stream, client);
} catch (e) {
_handleError(e);
}
}
/// SSE
Future<void> _parseSSE(http.ByteStream stream, http.Client client) async {
String buffer = '';
String? imageUrl;
await for (final chunk in stream.transform(utf8.decoder)) {
buffer += chunk;
while (buffer.contains('\n\n')) {
final idx = buffer.indexOf('\n\n');
final line = buffer.substring(0, idx).trim();
buffer = buffer.substring(idx + 2);
if (!line.startsWith('data: ')) continue;
final jsonStr = line.substring(6);
try {
final event = jsonDecode(jsonStr) as Map<String, dynamic>;
final stage = event['stage'] as String? ?? '';
final message = event['message'] as String? ?? '';
switch (stage) {
case 'generating':
_updateProgress(30, '正在生成图片...');
break;
case 'processing':
_updateProgress(60, '正在处理图片...');
break;
case 'done':
imageUrl = event['image_url'] as String?;
_updateProgress(100, '生成完成!');
break;
case 'error':
final errMsg = message.isNotEmpty ? message : '生成失败,请重试';
_isGenerating = false;
_progress = 0;
if (onError != null) {
onError!(errMsg);
} else {
_pendingError = errMsg;
}
client.close();
return;
}
} catch (e) {
debugPrint('Badge SSE parse error: $e');
}
}
}
client.close();
_isGenerating = false;
_progress = 0;
if (imageUrl != null) {
final result = BadgeAiResult(imageUrl: imageUrl);
_pendingResult = result;
onComplete?.call(result);
}
}
void _reset() {
_isGenerating = true;
_progress = 5;
_statusMessage = '正在连接 AI...';
_pendingResult = null;
_pendingError = null;
onProgress?.call(_progress, _statusMessage);
}
void _updateProgress(double p, String msg) {
_progress = p;
_statusMessage = msg;
onProgress?.call(p, msg);
}
void _handleError(Object e) {
debugPrint('Badge AI generation error: $e');
_isGenerating = false;
_progress = 0;
final errMsg = e.toString().replaceFirst('Exception: ', '');
_statusMessage = errMsg;
if (onError != null) {
onError!(errMsg);
} else {
_pendingError = errMsg;
}
}
}
class BadgeAiResult {
final String imageUrl;
const BadgeAiResult({required this.imageUrl});
}

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@ -0,0 +1,38 @@
import 'dart:async';
import 'dart:typed_data';
import 'package:flutter/foundation.dart';
import 'package:flutter_blue_plus/flutter_blue_plus.dart';
enum TransferState { idle, transferring, complete, error }
class BadgeTransferState {
final TransferState transferState;
final List<ScanResult> scannedDevices;
final BluetoothDevice? selectedDevice;
final double progress;
final String? errorMessage;
const BadgeTransferState({
this.transferState = TransferState.idle,
this.scannedDevices = const [],
this.selectedDevice,
this.progress = 0,
this.errorMessage,
});
BadgeTransferState copyWith({
TransferState? transferState,
List<ScanResult>? scannedDevices,
BluetoothDevice? selectedDevice,
double? progress,
String? errorMessage,
}) {
return BadgeTransferState(
transferState: transferState ?? this.transferState,
scannedDevices: scannedDevices ?? this.scannedDevices,
selectedDevice: selectedDevice ?? this.selectedDevice,
progress: progress ?? this.progress,
errorMessage: errorMessage ?? this.errorMessage,
);
}
}

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@ -0,0 +1,20 @@
import 'package:freezed_annotation/freezed_annotation.dart';
part 'badge_image.freezed.dart';
part 'badge_image.g.dart';
@freezed
abstract class BadgeImage with _$BadgeImage {
const factory BadgeImage({
required String imageUrl,
@Default('') String prompt,
String? style,
@Default('t2i') String source, // t2i, i2i, upload
String? referenceImagePath,
@Default(0.7) double strength,
String? createdAt,
}) = _BadgeImage;
factory BadgeImage.fromJson(Map<String, dynamic> json) =>
_$BadgeImageFromJson(json);
}

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@ -0,0 +1,22 @@
class BadgeStyle {
final String id;
final String name;
final String icon;
const BadgeStyle({
required this.id,
required this.name,
required this.icon,
});
}
const kBadgeStyles = [
BadgeStyle(id: 'anime', name: '动漫风', icon: '🎨'),
BadgeStyle(id: 'realistic', name: '写实风', icon: '📷'),
BadgeStyle(id: 'pixel', name: '像素风', icon: '👾'),
BadgeStyle(id: 'watercolor', name: '水彩风', icon: '🖌️'),
BadgeStyle(id: 'cyberpunk', name: '赛博朋克', icon: '🌆'),
BadgeStyle(id: 'cute', name: '可爱风', icon: '🧸'),
BadgeStyle(id: 'ink', name: '水墨风', icon: '🏔️'),
BadgeStyle(id: 'comic', name: '漫画风', icon: '💥'),
];

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@ -0,0 +1,24 @@
import 'dart:typed_data';
import 'package:fpdart/fpdart.dart';
import '../../../../core/errors/failures.dart';
import '../entities/badge_image.dart';
abstract class BadgeRepository {
/// AI
Future<Either<Failure, BadgeImage>> generateText2Image({
required String prompt,
String? style,
});
/// AI
Future<Either<Failure, BadgeImage>> generateImage2Image({
required String imagePath,
String? prompt,
String? style,
double strength = 0.7,
});
/// URL BLE
Future<Either<Failure, Uint8List>> downloadImageBytes(String imageUrl);
}

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@ -0,0 +1,59 @@
import 'package:riverpod_annotation/riverpod_annotation.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../../domain/entities/badge_image.dart';
part 'badge_ai_controller.g.dart';
@riverpod
class BadgeAiController extends _$BadgeAiController {
@override
AsyncValue<BadgeImage?> build() {
return const AsyncValue.data(null);
}
Future<void> generateText2Image(
String prompt,
String? style,
) async {
state = const AsyncValue.loading();
try {
await Future.delayed(const Duration(seconds: 1));
if (!ref.mounted) return;
final image = BadgeImage(
imageUrl: 'https://example.com/generated.png',
prompt: prompt,
style: style,
source: 't2i',
);
if (!ref.mounted) return;
state = AsyncValue.data(image);
} catch (e, st) {
if (!ref.mounted) return;
state = AsyncValue.error(e, st);
}
}
Future<void> generateImage2Image(
String referenceImagePath,
String prompt,
double strength,
) async {
state = const AsyncValue.loading();
try {
await Future.delayed(const Duration(seconds: 1));
if (!ref.mounted) return;
final image = BadgeImage(
imageUrl: 'https://example.com/generated.png',
prompt: prompt,
source: 'i2i',
referenceImagePath: referenceImagePath,
strength: strength,
);
if (!ref.mounted) return;
state = AsyncValue.data(image);
} catch (e, st) {
if (!ref.mounted) return;
state = AsyncValue.error(e, st);
}
}
}

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@ -0,0 +1,96 @@
import 'package:flutter_blue_plus/flutter_blue_plus.dart';
import 'package:riverpod_annotation/riverpod_annotation.dart';
part 'badge_transfer_controller.g.dart';
enum TransferStatus { idle, scanning, connecting, transferring, done, error }
class BadgeTransferState {
final TransferStatus status;
final BluetoothDevice? device;
final double progress;
final String? errorMessage;
const BadgeTransferState({
this.status = TransferStatus.idle,
this.device,
this.progress = 0.0,
this.errorMessage,
});
BadgeTransferState copyWith({
TransferStatus? status,
BluetoothDevice? device,
double? progress,
String? errorMessage,
}) {
return BadgeTransferState(
status: status ?? this.status,
device: device ?? this.device,
progress: progress ?? this.progress,
errorMessage: errorMessage ?? this.errorMessage,
);
}
}
@riverpod
class BadgeTransferController extends _$BadgeTransferController {
@override
BadgeTransferState build() {
ref.onDispose(() {
FlutterBluePlus.stopScan();
});
return const BadgeTransferState();
}
void startScan() {
if (!ref.mounted) return;
state = state.copyWith(status: TransferStatus.scanning);
FlutterBluePlus.startScan(timeout: const Duration(seconds: 10));
FlutterBluePlus.scanResults.listen((results) {
if (!ref.mounted) return;
// Process scan results
});
FlutterBluePlus.adapterState.listen((adapterState) {
if (!ref.mounted) return;
// Handle adapter state changes
});
}
void stopScan() {
FlutterBluePlus.stopScan();
if (!ref.mounted) return;
state = state.copyWith(status: TransferStatus.idle);
}
Future<void> connectAndTransfer(
BluetoothDevice device,
String imageUrl,
) async {
if (!ref.mounted) return;
state = state.copyWith(
status: TransferStatus.connecting,
device: device,
);
try {
await device.connect();
if (!ref.mounted) return;
state = state.copyWith(status: TransferStatus.transferring);
// Transfer logic here
await Future.delayed(const Duration(seconds: 2));
if (!ref.mounted) return;
state = state.copyWith(
status: TransferStatus.done,
progress: 1.0,
);
} catch (e) {
if (!ref.mounted) return;
state = state.copyWith(
status: TransferStatus.error,
errorMessage: e.toString(),
);
}
}
}

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@ -0,0 +1,44 @@
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:go_router/go_router.dart';
import '../controllers/badge_ai_controller.dart';
class BadgeHomePage extends ConsumerWidget {
const BadgeHomePage({super.key});
@override
Widget build(BuildContext context, WidgetRef ref) {
final aiState = ref.watch(badgeAiControllerProvider);
return Scaffold(
appBar: AppBar(title: const Text('徽章')),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
aiState.when(
data: (image) => image != null
? Column(
children: [
Image.network(image.imageUrl, height: 200),
const SizedBox(height: 16),
ElevatedButton(
onPressed: () => context.push(
'/badge/transfer',
extra: {'imageUrl': image.imageUrl},
),
child: const Text('传输到设备'),
),
],
)
: const Text('还没有徽章图片'),
loading: () => const CircularProgressIndicator(),
error: (e, _) => Text('错误: $e'),
),
],
),
),
);
}
}

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@ -0,0 +1,124 @@
import 'dart:async';
import 'package:flutter/foundation.dart' show kIsWeb;
import 'package:flutter/material.dart';
import 'package:flutter_blue_plus/flutter_blue_plus.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import '../controllers/badge_transfer_controller.dart';
class BadgeTransferPage extends ConsumerStatefulWidget {
final String imageUrl;
const BadgeTransferPage({super.key, required this.imageUrl});
@override
ConsumerState<BadgeTransferPage> createState() => _BadgeTransferPageState();
}
class _BadgeTransferPageState extends ConsumerState<BadgeTransferPage> {
List<ScanResult> _scanResults = [];
StreamSubscription<List<ScanResult>>? _scanSubscription;
StreamSubscription<BluetoothAdapterState>? _adapterSubscription;
@override
void initState() {
super.initState();
_scanSubscription = FlutterBluePlus.scanResults.listen((results) {
if (!mounted) return;
setState(() {
_scanResults = results;
});
});
_adapterSubscription =
FlutterBluePlus.adapterState.listen((adapterState) {
if (!mounted) return;
// Handle adapter state changes
});
// On web, BLE scan requires user gesture do not auto-scan
if (!kIsWeb) {
_startScan();
}
}
void _startScan() {
FlutterBluePlus.startScan(timeout: const Duration(seconds: 10));
}
@override
void dispose() {
_scanSubscription?.cancel();
_adapterSubscription?.cancel();
// Bug #68 fix: call FlutterBluePlus.stopScan() directly instead of using ref
FlutterBluePlus.stopScan();
super.dispose();
}
@override
Widget build(BuildContext context) {
final transferState = ref.watch(badgeTransferControllerProvider);
return Scaffold(
appBar: AppBar(title: const Text('传输徽章')),
body: Column(
children: [
if (kIsWeb)
Padding(
padding: const EdgeInsets.all(16.0),
child: ElevatedButton(
onPressed: _startScan,
child: const Text('扫描设备'),
),
),
Expanded(
child: ListView.builder(
itemCount: _scanResults.length,
itemBuilder: (context, index) {
final result = _scanResults[index];
return ListTile(
title: Text(
result.device.platformName.isNotEmpty
? result.device.platformName
: '未知设备',
),
subtitle: Text(result.device.remoteId.str),
trailing: ElevatedButton(
onPressed: () {
ref
.read(badgeTransferControllerProvider.notifier)
.connectAndTransfer(
result.device,
widget.imageUrl,
);
},
child: const Text('传输'),
),
);
},
),
),
if (transferState.status == TransferStatus.transferring)
Padding(
padding: const EdgeInsets.all(16.0),
child: LinearProgressIndicator(
value: transferState.progress,
),
),
if (transferState.status == TransferStatus.done)
const Padding(
padding: EdgeInsets.all(16.0),
child: Text('传输完成!', style: TextStyle(color: Colors.green)),
),
if (transferState.status == TransferStatus.error)
Padding(
padding: const EdgeInsets.all(16.0),
child: Text(
'错误: ${transferState.errorMessage}',
style: const TextStyle(color: Colors.red),
),
),
],
),
);
}
}

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@ -0,0 +1,392 @@
import 'dart:typed_data';
import 'package:flutter/material.dart';
import 'package:image_picker/image_picker.dart';
import '../../domain/entities/badge_style.dart';
import 'badge_style_chip.dart';
class BadgeAiTab extends StatefulWidget {
final void Function({
required String prompt,
String? style,
String? imagePath,
double strength,
}) onGenerate;
final bool isGenerating;
final String? generatedImageUrl;
const BadgeAiTab({
super.key,
required this.onGenerate,
this.isGenerating = false,
this.generatedImageUrl,
});
@override
State<BadgeAiTab> createState() => BadgeAiTabState();
}
class BadgeAiTabState extends State<BadgeAiTab> {
bool _isI2I = false;
String? _selectedStyle;
String? _referenceImagePath;
Uint8List? _referenceImageBytes;
double _strength = 0.7;
final _promptController = TextEditingController();
String get currentPrompt => _promptController.text.trim();
String? get selectedStyle => _selectedStyle;
String? get referenceImagePath => _isI2I ? _referenceImagePath : null;
double get strength => _strength;
@override
void dispose() {
_promptController.dispose();
super.dispose();
}
Future<void> _pickReferenceImage() async {
final picker = ImagePicker();
final file = await picker.pickImage(source: ImageSource.gallery);
if (file != null) {
final bytes = await file.readAsBytes();
setState(() {
_referenceImagePath = file.path;
_referenceImageBytes = bytes;
});
}
}
void _removeReferenceImage() {
setState(() {
_referenceImagePath = null;
_referenceImageBytes = null;
});
}
@override
Widget build(BuildContext context) {
return SingleChildScrollView(
padding: const EdgeInsets.fromLTRB(20, 16, 20, 100),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// AI
if (widget.generatedImageUrl != null) ...[
_buildResultPreview(),
const SizedBox(height: 20),
],
//
_buildModeToggle(),
const SizedBox(height: 16),
//
if (_isI2I) ...[
_buildReferenceImageSection(),
const SizedBox(height: 16),
_buildStrengthSlider(),
const SizedBox(height: 16),
],
//
_buildPromptInput(),
const SizedBox(height: 20),
//
Row(
children: [
Icon(Icons.layers_outlined, size: 16, color: const Color(0xFF6B7280)),
const SizedBox(width: 6),
const Text(
'选择风格',
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.w600,
color: Color(0xFF6B7280),
),
),
],
),
const SizedBox(height: 12),
_buildStyleGrid(),
],
),
);
}
Widget _buildResultPreview() {
return Container(
width: double.infinity,
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(20),
boxShadow: [
BoxShadow(
color: Colors.black.withOpacity(0.08),
blurRadius: 32,
offset: const Offset(0, 8),
),
],
),
child: ClipRRect(
borderRadius: BorderRadius.circular(20),
child: AspectRatio(
aspectRatio: 1,
child: Image.network(
widget.generatedImageUrl!,
fit: BoxFit.cover,
errorBuilder: (_, __, ___) => Container(
color: const Color(0xFFF3F4F6),
child: const Center(
child: Icon(Icons.broken_image, size: 48, color: Color(0xFF9CA3AF)),
),
),
),
),
),
);
}
Widget _buildModeToggle() {
return Row(
children: [
_buildModeBtn('文生图', !_isI2I, () => setState(() => _isI2I = false)),
const SizedBox(width: 8),
_buildModeBtn('图生图', _isI2I, () => setState(() => _isI2I = true)),
],
);
}
Widget _buildModeBtn(String label, bool active, VoidCallback onTap) {
return GestureDetector(
onTap: onTap,
child: AnimatedContainer(
duration: const Duration(milliseconds: 250),
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
decoration: BoxDecoration(
color: active ? const Color(0xFF6366F1) : Colors.transparent,
borderRadius: BorderRadius.circular(20),
border: Border.all(
color: active
? const Color(0xFF6366F1)
: const Color(0xFF6366F1).withOpacity(0.2),
width: 1.5,
),
),
child: Text(
label,
style: TextStyle(
fontSize: 13,
fontWeight: FontWeight.w500,
color: active ? Colors.white : const Color(0xFF6B7280),
),
),
),
);
}
Widget _buildReferenceImageSection() {
return Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.white.withOpacity(0.65),
borderRadius: BorderRadius.circular(20),
border: Border.all(color: Colors.white.withOpacity(0.4)),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Icon(Icons.image_outlined, size: 16, color: const Color(0xFF6B7280)),
const SizedBox(width: 4),
const Text(
'参考图片',
style: TextStyle(fontSize: 13, fontWeight: FontWeight.w600, color: Color(0xFF6B7280)),
),
],
),
const SizedBox(height: 10),
if (_referenceImageBytes != null)
Stack(
children: [
ClipRRect(
borderRadius: BorderRadius.circular(16),
child: SizedBox(
width: double.infinity,
height: 200,
child: Image.memory(_referenceImageBytes!, fit: BoxFit.cover),
),
),
Positioned(
top: 8,
right: 8,
child: GestureDetector(
onTap: _removeReferenceImage,
child: Container(
width: 28,
height: 28,
decoration: BoxDecoration(
color: Colors.black.withOpacity(0.5),
shape: BoxShape.circle,
),
child: const Icon(Icons.close, color: Colors.white, size: 16),
),
),
),
],
)
else
GestureDetector(
onTap: _pickReferenceImage,
child: Container(
width: double.infinity,
height: 180,
decoration: BoxDecoration(
border: Border.all(
color: const Color(0xFF6366F1).withOpacity(0.25),
width: 2,
),
borderRadius: BorderRadius.circular(16),
color: Colors.white.withOpacity(0.4),
),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Icon(Icons.add, size: 36, color: const Color(0xFFA78BFA)),
const SizedBox(height: 8),
const Text('点击上传参考图', style: TextStyle(fontSize: 14, color: Color(0xFF6B7280))),
const SizedBox(height: 4),
const Text('支持 JPG / PNG', style: TextStyle(fontSize: 12, color: Color(0xFF9CA3AF))),
],
),
),
),
],
),
);
}
Widget _buildStrengthSlider() {
return Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: Colors.white.withOpacity(0.65),
borderRadius: BorderRadius.circular(20),
border: Border.all(color: Colors.white.withOpacity(0.4)),
),
child: Column(
children: [
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
const Text(
'参考强度',
style: TextStyle(fontSize: 13, fontWeight: FontWeight.w600, color: Color(0xFF6B7280)),
),
Text(
(_strength).toStringAsFixed(1),
style: const TextStyle(fontSize: 14, fontWeight: FontWeight.w600, color: Color(0xFF6366F1)),
),
],
),
const SizedBox(height: 8),
SliderTheme(
data: SliderTheme.of(context).copyWith(
activeTrackColor: const Color(0xFF6366F1),
inactiveTrackColor: const Color(0xFF6366F1).withOpacity(0.15),
thumbColor: Colors.white,
thumbShape: const RoundSliderThumbShape(enabledThumbRadius: 11),
overlayColor: const Color(0xFF6366F1).withOpacity(0.1),
trackHeight: 6,
),
child: Slider(
value: _strength,
min: 0.1,
max: 1.0,
divisions: 9,
onChanged: (v) => setState(() => _strength = v),
),
),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: const [
Text('更自由', style: TextStyle(fontSize: 11, color: Color(0xFF9CA3AF))),
Text('更相似', style: TextStyle(fontSize: 11, color: Color(0xFF9CA3AF))),
],
),
],
),
);
}
Widget _buildPromptInput() {
return Container(
padding: const EdgeInsets.all(20),
decoration: BoxDecoration(
color: Colors.white.withOpacity(0.65),
borderRadius: BorderRadius.circular(20),
border: Border.all(color: Colors.white.withOpacity(0.4)),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
_isI2I ? '描述你希望的变化(可选)' : '描述你想要的图片',
style: const TextStyle(fontSize: 13, fontWeight: FontWeight.w600, color: Color(0xFF6B7280)),
),
const SizedBox(height: 10),
TextField(
controller: _promptController,
maxLines: 3,
maxLength: 200,
decoration: InputDecoration(
hintText: '例如:一只穿着太空服的卡皮巴拉,星空背景,可爱动漫风格',
hintStyle: const TextStyle(color: Color(0xFF9CA3AF), fontSize: 15),
filled: true,
fillColor: Colors.white.withOpacity(0.8),
border: OutlineInputBorder(
borderRadius: BorderRadius.circular(14),
borderSide: BorderSide(color: Colors.black.withOpacity(0.06)),
),
enabledBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(14),
borderSide: BorderSide(color: Colors.black.withOpacity(0.06), width: 1.5),
),
focusedBorder: OutlineInputBorder(
borderRadius: BorderRadius.circular(14),
borderSide: const BorderSide(color: Color(0xFFA78BFA)),
),
contentPadding: const EdgeInsets.all(14),
),
),
],
),
);
}
Widget _buildStyleGrid() {
return GridView.builder(
shrinkWrap: true,
physics: const NeverScrollableScrollPhysics(),
gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
crossAxisCount: 4,
crossAxisSpacing: 10,
mainAxisSpacing: 10,
childAspectRatio: 0.85,
),
itemCount: kBadgeStyles.length,
itemBuilder: (context, index) {
final style = kBadgeStyles[index];
return BadgeStyleChip(
style: style,
selected: _selectedStyle == style.id,
onTap: () {
setState(() {
_selectedStyle = _selectedStyle == style.id ? null : style.id;
});
},
);
},
);
}
}

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@ -0,0 +1,81 @@
import 'package:flutter/material.dart';
import 'package:flutter_blue_plus/flutter_blue_plus.dart';
class BadgeBleDeviceCard extends StatelessWidget {
final ScanResult scanResult;
final bool selected;
final VoidCallback onTap;
const BadgeBleDeviceCard({
super.key,
required this.scanResult,
required this.selected,
required this.onTap,
});
@override
Widget build(BuildContext context) {
final name = scanResult.device.platformName.isNotEmpty
? scanResult.device.platformName
: '未知设备';
final rssi = scanResult.rssi;
return GestureDetector(
onTap: onTap,
child: Container(
margin: const EdgeInsets.only(bottom: 8),
padding: const EdgeInsets.symmetric(horizontal: 16, vertical: 14),
decoration: BoxDecoration(
color: selected
? const Color(0xFF8B5CF6).withOpacity(0.08)
: Colors.white.withOpacity(0.7),
borderRadius: BorderRadius.circular(14),
border: Border.all(
color: selected
? const Color(0xFF8B5CF6)
: Colors.black.withOpacity(0.06),
width: selected ? 2 : 1,
),
),
child: Row(
children: [
Icon(
Icons.bluetooth,
color: selected
? const Color(0xFF8B5CF6)
: const Color(0xFF9CA3AF),
size: 22,
),
const SizedBox(width: 12),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
name,
style: TextStyle(
fontSize: 15,
fontWeight: FontWeight.w600,
color: selected
? const Color(0xFF8B5CF6)
: const Color(0xFF1F2937),
),
),
Text(
'信号: $rssi dBm',
style: const TextStyle(
fontSize: 12,
color: Color(0xFF9CA3AF),
),
),
],
),
),
if (selected)
const Icon(Icons.check_circle, color: Color(0xFF8B5CF6), size: 22),
],
),
),
);
}
}

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import 'package:flutter/material.dart';
import '../../domain/entities/badge_style.dart';
class BadgeStyleChip extends StatelessWidget {
final BadgeStyle style;
final bool selected;
final VoidCallback onTap;
const BadgeStyleChip({
super.key,
required this.style,
required this.selected,
required this.onTap,
});
@override
Widget build(BuildContext context) {
return GestureDetector(
onTap: onTap,
child: AnimatedContainer(
duration: const Duration(milliseconds: 200),
decoration: BoxDecoration(
color: selected
? const Color(0xFF6366F1).withOpacity(0.1)
: Colors.white.withOpacity(0.65),
borderRadius: BorderRadius.circular(14),
border: Border.all(
color: selected
? const Color(0xFF6366F1)
: Colors.white.withOpacity(0.4),
width: selected ? 2 : 1,
),
),
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(style.icon, style: const TextStyle(fontSize: 24)),
const SizedBox(height: 4),
Text(
style.name,
style: TextStyle(
fontSize: 11,
fontWeight: selected ? FontWeight.w600 : FontWeight.w500,
color: selected
? const Color(0xFF6366F1)
: const Color(0xFF6B7280),
),
),
],
),
),
);
}
}

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@ -0,0 +1,79 @@
import 'dart:math';
import 'package:flutter/material.dart';
class TransferProgressRing extends StatelessWidget {
final double progress;
final bool isComplete;
const TransferProgressRing({
super.key,
required this.progress,
this.isComplete = false,
});
@override
Widget build(BuildContext context) {
return SizedBox(
width: 120,
height: 120,
child: CustomPaint(
painter: _ProgressRingPainter(
progress: progress,
isComplete: isComplete,
),
child: Center(
child: isComplete
? const Icon(Icons.check, color: Color(0xFF10B981), size: 48)
: Text(
'${(progress * 100).toInt()}%',
style: const TextStyle(
fontSize: 24,
fontWeight: FontWeight.w700,
color: Color(0xFF8B5CF6),
),
),
),
),
);
}
}
class _ProgressRingPainter extends CustomPainter {
final double progress;
final bool isComplete;
_ProgressRingPainter({required this.progress, required this.isComplete});
@override
void paint(Canvas canvas, Size size) {
final center = Offset(size.width / 2, size.height / 2);
final radius = size.width / 2 - 6;
// Background ring
final bgPaint = Paint()
..color = const Color(0xFFE5E7EB)
..style = PaintingStyle.stroke
..strokeWidth = 8
..strokeCap = StrokeCap.round;
canvas.drawCircle(center, radius, bgPaint);
// Progress arc
final color = isComplete ? const Color(0xFF10B981) : const Color(0xFF8B5CF6);
final fgPaint = Paint()
..color = color
..style = PaintingStyle.stroke
..strokeWidth = 8
..strokeCap = StrokeCap.round;
canvas.drawArc(
Rect.fromCircle(center: center, radius: radius),
-pi / 2,
2 * pi * progress,
false,
fgPaint,
);
}
@override
bool shouldRepaint(covariant _ProgressRingPainter oldDelegate) =>
oldDelegate.progress != progress || oldDelegate.isComplete != isComplete;
}