ver1.00.00

bindQR

lib/pages/home/home_page.dart

@@ -179,8 +179,7 @@ class HomePage extends StatelessWidget {
                     flex: 6,
                     child: const _RecommendedSongsSection(),
                   ),
-                  const SizedBox(width: 20), // 左右间距
+                  const SizedBox(width: 4),
-                  // 右侧：快捷按钮区域（占 4 份宽度）
                   Expanded(
                     flex: 6,
                     child: _buildQuickActionButtons(), // 快捷按钮组件

lib/pages/music/score_single.dart

@@ -3,7 +3,8 @@ import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:http/http.dart' as http;
 import 'package:path_provider/path_provider.dart';
-import 'package:open_file/open_file.dart'; // 引入打开文件的包
+import 'package:open_file/open_file.dart';
+import 'package:webview_flutter/webview_flutter.dart'; // 【新增】导入 webview
 import '../../../model/song_model.dart';
 import '../../../providers/user_provider.dart';
 import '../../../service/song_service.dart';
@@ -28,17 +29,34 @@ class SongDetailPage extends StatefulWidget {
 class _SongDetailPageState extends State<SongDetailPage> {
   String? _selectedType;
   bool _isAliasExpanded = false;
-
+  bool _isDownloading = false;
-  // 用于跟踪下载状态，key为 "type_levelId"
-  final Map<String, bool> _isDownloading = {};
 
   final Map<String, List<Map<String, dynamic>>> _chartDataCache = {};
   final Map<String, bool> _isLoadingChart = {};
 
+  // 【新增】用于控制 WebView 显示和加载 URL
+  String? _previewUrl;
+  late WebViewController _webViewController;
+
   @override
   void initState() {
     super.initState();
     _initSelectedType();
+
+    // 【新增】初始化 WebViewController
+    _webViewController = WebViewController()
+      ..setJavaScriptMode(JavaScriptMode.unrestricted)
+      ..setNavigationDelegate(
+        NavigationDelegate(
+          onProgress: (int progress) {
+            // 可选：更新加载进度
+          },
+          onPageStarted: (String url) {},
+          onPageFinished: (String url) {},
+          onHttpError: (HttpResponseError error) {},
+          onWebResourceError: (WebResourceError error) {},
+        ),
+      );
   }
 
   void _initSelectedType() {
@@ -82,74 +100,50 @@ class _SongDetailPageState extends State<SongDetailPage> {
     return all;
   }
 
-  // ===================== 【新增】下载并打开 ADX 谱面功能 =====================
+  Future<void> _downloadCurrentTypeAdx() async {
-  Future<void> _downloadAndOpenAdx(String type, Map diff) async {
+    if (_isDownloading) return;
-    int levelId = diff['level_id'] ?? 0;
+    if (_selectedType == null || _selectedType == 'UT') {
-    String downloadKey = "${type}_$levelId";
-
-    // 防止重复点击
-    if (_isDownloading[downloadKey] == true) return;
-
-    setState(() {
-      _isDownloading[downloadKey] = true;
-    });
-
-    try {
-      // 1. 构建 URL
-      int songId = widget.song.id;
-      String url;
-
-      // UT 谱面通常没有标准的 CDN adx 下载地址，这里只处理 SD 和 DX
-      if (type == 'UT') {
       ScaffoldMessenger.of(context).showSnackBar(
-          const SnackBar(content: Text("UT 宴会谱暂不支持直接下载 ADX 文件")),
+        const SnackBar(content: Text("仅支持下载 SD 或 DX 谱面")),
       );
-        setState(() => _isDownloading[downloadKey] = false);
       return;
     }
 
+    setState(() {
+      _isDownloading = true;
+    });
+
+    try {
+      int songId = widget.song.id;
+      String url;
+      String type = _selectedType!;
+
       if (type == 'SD') {
-        // SD: cdn.godserver.cn/resource/static/adx/00000/{songId}.adx
+        String idStr = songId.toString();
-        String idStr = songId.toString().padLeft(5, '0');
         url = "https://cdn.godserver.cn/resource/static/adx/$idStr.adx";
       } else {
-        // DX: cdn.godserver.cn/resource/static/adx/00000/{songId+10000}.adx
         int dxId = songId + 10000;
-        String idStr = dxId.toString().padLeft(5, '0');
+        String idStr = dxId.toString();
         url = "https://cdn.godserver.cn/resource/static/adx/$idStr.adx";
       }
 
-      // 2. 下载文件
       final response = await http.get(Uri.parse(url));
-
       if (response.statusCode != 200) {
         throw Exception("下载失败: HTTP ${response.statusCode}");
       }
 
-      // 3. 获取临时目录并保存文件
       final directory = await getApplicationDocumentsDirectory();
-      // 注意：iOS 上 getApplicationDocumentsDirectory 是持久化的。
-      // 如果希望每次下载都清理，可以使用 getTemporaryDirectory()。
-      // 这里为了稳定性，使用 DocumentsDirectory，但文件名保持唯一性。
-
-      // 生成文件名: SongTitle_Type_Level.adx
       String safeTitle = widget.song.title?.replaceAll(RegExp(r'[^\w\s\u4e00-\u9fa5]'), '_') ?? "song";
-      String fileName = "${safeTitle}_${type}_Lv${levelId}.adx";
+      String fileName = "${safeTitle}_$type.adx";
-
-      // 确保文件名不冲突，可以加时间戳或者随机数，这里简单处理
       final filePath = "${directory.path}/$fileName";
       final file = File(filePath);
 
       await file.writeAsBytes(response.bodyBytes);
-
-      // 4. 调用系统原生打开
-      // open_file 会尝试寻找能打开 .adx 的应用
       final result = await OpenFile.open(filePath);
 
       if (result.type != ResultType.done) {
-        // 如果没有安装能打开 adx 的应用，提示用户
         ScaffoldMessenger.of(context).showSnackBar(
-          SnackBar(content: Text("无法打开文件: ${result.message}，请确保已安装谱面编辑器")),
+          SnackBar(content: Text("无法打开文件: ${result.message}")),
         );
       }
 
@@ -160,29 +154,26 @@ class _SongDetailPageState extends State<SongDetailPage> {
       );
     } finally {
       setState(() {
-        _isDownloading[downloadKey] = false;
+        _isDownloading = false;
       });
     }
   }
 
+  // 【新增】加载图表数据逻辑保持不变...
   Future<void> _loadTypeChartData(String type) async {
     if (_chartDataCache.containsKey(type) || _isLoadingChart[type] == true) {
       return;
     }
-
     setState(() {
       _isLoadingChart[type] = true;
     });
-
     try {
       final userProvider = UserProvider.instance;
       final token = userProvider.token;
-
       if (token == null || token.isEmpty) {
         setState(() => _isLoadingChart[type] = false);
         return;
       }
-
       int apiMusicId;
       if (type == 'SD') {
         apiMusicId = widget.song.id;
@@ -192,10 +183,8 @@ class _SongDetailPageState extends State<SongDetailPage> {
         setState(() => _isLoadingChart[type] = false);
         return;
       }
-
       final logs = await UserService.getChartLog(token, [apiMusicId]);
       logs.sort((a, b) => a.time.compareTo(b.time));
-
       final chartList = logs.map((log) => {
         'achievement': log.segaChartNew?.achievement ?? 0,
         'time': log.time,
@@ -206,7 +195,6 @@ class _SongDetailPageState extends State<SongDetailPage> {
         'playCount': log.segaChartNew?.playCount ?? 0,
         'level': log.segaChartNew?.level ?? 0,
       }).toList();
-
       setState(() {
         _chartDataCache[type] = chartList;
         _isLoadingChart[type] = false;
@@ -221,9 +209,7 @@ class _SongDetailPageState extends State<SongDetailPage> {
     if (_chartDataCache.containsKey(cacheKey) || _isLoadingChart[cacheKey] == true) {
       return;
     }
-
     setState(() => _isLoadingChart[cacheKey] = true);
-
     try {
       final userProvider = UserProvider.instance;
       final token = userProvider.token;
@@ -231,10 +217,8 @@ class _SongDetailPageState extends State<SongDetailPage> {
         setState(() => _isLoadingChart[cacheKey] = false);
         return;
       }
-
       final logs = await UserService.getChartLog(token, [realId]);
       logs.sort((a, b) => a.time.compareTo(b.time));
-
       final chartList = logs.map((log) => {
         'achievement': log.segaChartNew?.achievement ?? 0,
         'time': log.time,
@@ -244,7 +228,6 @@ class _SongDetailPageState extends State<SongDetailPage> {
         'deluxscoreMax': log.segaChartNew?.deluxscoreMax ?? 0,
         'playCount': log.segaChartNew?.playCount ?? 0,
       }).toList();
-
       setState(() {
         _chartDataCache[cacheKey] = chartList;
         _isLoadingChart[cacheKey] = false;
@@ -324,6 +307,27 @@ class _SongDetailPageState extends State<SongDetailPage> {
 
   @override
   Widget build(BuildContext context) {
+    // 【新增】如果存在预览 URL，则显示 WebView 页面
+    if (_previewUrl != null) {
+      return Scaffold(
+        appBar: AppBar(
+          title: const Text("谱面预览"),
+          actions: [
+            IconButton(
+              icon: const Icon(Icons.close),
+              onPressed: () {
+                setState(() {
+                  _previewUrl = null;
+                });
+              },
+            ),
+          ],
+        ),
+        body: WebViewWidget(controller: _webViewController),
+      );
+    }
+
+    // 否则显示原有的详情页面
     final coverUrl = _getCoverUrl(widget.song.id);
     final diffs = _getCurrentDifficulties();
     final availableTypes = _getAvailableTypes();
@@ -332,13 +336,24 @@ class _SongDetailPageState extends State<SongDetailPage> {
       appBar: AppBar(
         title: Text(widget.song.title ?? "歌曲详情"),
         elevation: 2,
+        actions: [
+          if (_selectedType != 'UT' && _selectedType != null)
+            IconButton(
+              icon: _isDownloading
+                  ? const SizedBox(width: 20, height: 20, child: CircularProgressIndicator(strokeWidth: 2))
+                  : const Icon(Icons.download_rounded),
+              tooltip: "下载 ${_selectedType} 谱面",
+              onPressed: _isDownloading ? null : _downloadCurrentTypeAdx,
             ),
-      body: SingleChildScrollView(
+        ],
-        padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 16),
+      ),
-        child: Column(
+      // 【修改】使用 Column 布局，将固定内容和滚动内容分离
-          crossAxisAlignment: CrossAxisAlignment.start,
+      body: Column(
         children: [
-            Card(
+          // 1. 固定顶部：歌曲信息卡片
+          Padding(
+            padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 16),
+            child: Card(
               shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
               elevation: 4,
               shadowColor: Colors.purpleAccent.withOpacity(0.2),
@@ -401,9 +416,15 @@ class _SongDetailPageState extends State<SongDetailPage> {
                 ),
               ),
             ),
+          ),
 
-            const SizedBox(height: 20),
+          // 2. 滚动区域：难度详情
-
+          Expanded(
+            child: SingleChildScrollView(
+              padding: const EdgeInsets.symmetric(horizontal: 12), // 注意：vertical padding 可以减小或移除，因为顶部已有 padding
+              child: Column(
+                crossAxisAlignment: CrossAxisAlignment.start,
+                children: [
                   if (availableTypes.isNotEmpty) ...[
                     Padding(
                       padding: const EdgeInsets.symmetric(horizontal: 4),
@@ -461,9 +482,13 @@ class _SongDetailPageState extends State<SongDetailPage> {
                 ],
               ),
             ),
+          ),
+        ],
+      ),
     );
   }
 
+  // 【修改】_diffItem 方法，增加预览按钮
   Widget _diffItem({required String type, required Map diff}) {
     int levelId = diff['level_id'] ?? 0;
     final double lvValue = double.tryParse(diff['level_value']?.toString() ?? '') ?? 0;
@@ -536,10 +561,6 @@ class _SongDetailPageState extends State<SongDetailPage> {
     final rating1003 = _calculateRating(lvValue, 100.3);
     final rating1005 = _calculateRating(lvValue, 100.5);
 
-    // 下载状态的 Key
-    String downloadKey = "${type}_$levelId";
-    bool isDownloading = _isDownloading[downloadKey] ?? false;
-
     return Card(
       margin: const EdgeInsets.symmetric(horizontal: 4, vertical: 8),
       shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(14)),
@@ -570,38 +591,38 @@ class _SongDetailPageState extends State<SongDetailPage> {
                   ),
                 ),
                 Row(
+                  mainAxisSize: MainAxisSize.min,
                   children: [
                     if (hasUserScore)
                       const Icon(Icons.star_rounded, color: Colors.amber, size: 22),
-
-                    // ===================== 【新增】下载/预览按钮 =====================
                     const SizedBox(width: 8),
-                    InkWell(
+                    // 【新增】谱面预览按钮
-                      onTap: isDownloading || type == 'UT' ? null : () {
+                    IconButton(
-                        _downloadAndOpenAdx(type, diff);
+                      icon: const Icon(Icons.preview_rounded, size: 22),
+                      tooltip: "查看谱面预览",
+                      onPressed: () {
+                        // 构造 URL
+                        // 规则: https://maimai.lxns.net/chart?chart_id={id}&difficulty={level}
+                        int chartId;
+                        if (type == 'SD') {
+                          chartId = widget.song.id;
+                        } else if (type == 'DX') {
+                          chartId = widget.song.id + 10000;
+                        } else {
+                          // UT 情况，通常 UT 的 ID 在 diff['id'] 中，或者需要特殊处理
+                          // 这里假设 UT 也使用类似的 ID 逻辑，如果 lxns 支持 UT 预览的话
+                          // 如果 lxns 不支持 UT，可以禁用此按钮或提示
+                          chartId = (diff['id'] as num?)?.toInt() ?? 0;
+                        }
+
+                        final url = "https://maimai.lxns.net/chart?chart_id=$chartId&difficulty=$levelId";
+
+                        // 加载 URL 并切换视图
+                        _webViewController.loadRequest(Uri.parse(url));
+                        setState(() {
+                          _previewUrl = url;
+                        });
                       },
-                      borderRadius: BorderRadius.circular(20),
-                      child: Container(
-                        padding: const EdgeInsets.all(6),
-                        decoration: BoxDecoration(
-                          color: type == 'UT' ? Colors.grey.shade300 : Theme.of(context).primaryColor.withOpacity(0.1),
-                          shape: BoxShape.circle,
-                        ),
-                        child: isDownloading
-                            ? SizedBox(
-                          width: 16,
-                          height: 16,
-                          child: CircularProgressIndicator(
-                            strokeWidth: 2,
-                            valueColor: AlwaysStoppedAnimation<Color>(color),
-                          ),
-                        )
-                            : Icon(
-                          Icons.download_rounded,
-                          size: 18,
-                          color: type == 'UT' ? Colors.grey : color,
-                        ),
-                      ),
                     ),
                   ],
                 ),
@@ -838,7 +859,7 @@ class _SongDetailPageState extends State<SongDetailPage> {
                 crossAxisAlignment: CrossAxisAlignment.end,
                 children: [
                   GradientText(
-                    data:  "${ach.toStringAsFixed(4)}%",
+                    data:"${ach.toStringAsFixed(4)}%",
                     style: const TextStyle(fontSize: 30, fontWeight: FontWeight.bold),
                     gradientLayers: [
                       GradientLayer(

lib/pages/score/updateScorePage.dart

@@ -0,0 +1,322 @@
+import 'dart:io';
+import 'dart:typed_data';
+import 'package:flutter/material.dart';
+import 'package:image_picker/image_picker.dart';
+import 'package:google_mlkit_barcode_scanning/google_mlkit_barcode_scanning.dart';
+import 'package:provider/provider.dart';
+
+import '../../providers/user_provider.dart';
+
+class UpdateScorePage extends StatefulWidget {
+  const UpdateScorePage({super.key});
+
+  @override
+  State<UpdateScorePage> createState() => _UpdateScorePageState();
+}
+
+class _UpdateScorePageState extends State<UpdateScorePage> {
+  final TextEditingController _segaIdController = TextEditingController();
+  final ImagePicker _picker = ImagePicker();
+
+  bool _isProcessing = false;
+  String? _statusMessage;
+  File? _selectedImageFile; // 用于预览
+
+  // 条码扫描器 (支持 QR Code, Data Matrix, Aztec 等)
+  final BarcodeScanner _barcodeScanner = BarcodeScanner(
+    formats: [BarcodeFormat.qrCode, BarcodeFormat.dataMatrix, BarcodeFormat.aztec],
+  );
+
+  @override
+  void dispose() {
+    _segaIdController.dispose();
+    _barcodeScanner.close();
+    super.dispose();
+  }
+
+  // 1. 选择图片并识别二维码
+  Future<void> _pickImageAndScan() async {
+    try {
+      final XFile? pickedFile = await _picker.pickImage(source: ImageSource.gallery);
+      if (pickedFile == null) return;
+
+      setState(() {
+        _isProcessing = true;
+        _statusMessage = "正在识别二维码...";
+        _selectedImageFile = File(pickedFile.path);
+      });
+
+      // 执行二维码识别
+      final inputImage = InputImage.fromFilePath(pickedFile.path);
+      final List<Barcode> barcodes = await _barcodeScanner.processImage(inputImage);
+
+      setState(() {
+        _isProcessing = false;
+      });
+
+      if (barcodes.isNotEmpty) {
+        // 取第一个识别到的二维码内容
+        final String code = barcodes.first.rawValue ?? "";
+
+        if (code.isNotEmpty) {
+          setState(() {
+            _segaIdController.text = code;
+            _statusMessage = "识别成功: $code";
+          });
+        } else {
+          setState(() {
+            _statusMessage = "二维码内容为空";
+          });
+        }
+      } else {
+        setState(() {
+          _statusMessage = "未在图中发现二维码，请手动输入";
+        });
+      }
+
+    } catch (e) {
+      setState(() {
+        _isProcessing = false;
+        _statusMessage = "识别失败: $e";
+      });
+    }
+  }
+
+  // 2. 执行隐写上传
+  Future<void> _handleUpload() async {
+    final segaId = _segaIdController.text.trim();
+
+    if (segaId.isEmpty) {
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(content: Text("请输入或扫描二维码"), backgroundColor: Colors.orange),
+      );
+      return;
+    }
+
+    Uint8List? imageBytes;
+
+    setState(() {
+      _isProcessing = true;
+      _statusMessage = "正在准备图片...";
+    });
+
+    try {
+      // 策略：优先使用用户选择的截图作为载体。
+      // 如果用户没选图，或者选图后删除了，我们可以下载默认背景图作为载体。
+      if (_selectedImageFile != null) {
+        imageBytes = await _selectedImageFile!.readAsBytes();
+      } else {
+        // 下载默认背景图作为隐写载体
+        final httpClient = HttpClient();
+        final request = await httpClient.getUrl(Uri.parse('https://union.godserver.cn/assets/jpeg/20180621142015_5FmGZ-wYXkyL4y.jpeg'));
+        final response = await request.close();
+
+        // 辅助函数：将 HttpClientResponse 转为 Uint8List
+        final bytes = <int>[];
+        await for (final chunk in response) {
+          bytes.addAll(chunk);
+        }
+        imageBytes = Uint8List.fromList(bytes);
+      }
+
+      if (imageBytes == null || imageBytes.isEmpty) {
+        throw Exception("图片数据无效");
+      }
+
+      setState(() {
+        _statusMessage = "正在隐写并上传...";
+      });
+
+      // 调用 Provider 上传
+      final userProvider = context.read<UserProvider>();
+      final result = await userProvider.uploadStegImage(imageBytes, segaId: segaId);
+
+      setState(() {
+        _isProcessing = false;
+        _statusMessage = "上传成功!";
+      });
+
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(content: Text("上传成功: ${result['msg']}"), backgroundColor: Colors.green),
+        );
+        // 可选：清空表单
+        // _segaIdController.clear();
+        // _selectedImageFile = null;
+      }
+
+    } catch (e) {
+      setState(() {
+        _isProcessing = false;
+        _statusMessage = "上传失败: $e";
+      });
+      if (mounted) {
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(content: Text("错误: $e"), backgroundColor: Colors.red),
+        );
+      }
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Stack(
+        fit: StackFit.expand,
+        children: [
+          // 1. 背景图片
+          Image.network(
+            'https://union.godserver.cn/assets/jpeg/20180621142015_5FmGZ-wYXkyL4y.jpeg',
+            fit: BoxFit.cover,
+            loadingBuilder: (context, child, loadingProgress) {
+              if (loadingProgress == null) return child;
+              return Container(color: Colors.black);
+            },
+            errorBuilder: (context, error, stackTrace) {
+              return Container(color: Colors.grey[900]);
+            },
+          ),
+
+          // 2. 深色遮罩
+          Container(color: Colors.black.withOpacity(0.7)),
+
+          // 3. 主体内容
+          SafeArea(
+            child: Center(
+              child: SingleChildScrollView(
+                padding: const EdgeInsets.all(24.0),
+                child: Column(
+                  mainAxisAlignment: MainAxisAlignment.center,
+                  children: [
+                    // 标题
+                    const Text(
+                      "更新成绩 / 二维码",
+                      style: TextStyle(
+                        fontSize: 24,
+                        fontWeight: FontWeight.bold,
+                        color: Colors.white,
+                      ),
+                    ),
+                    const SizedBox(height: 30),
+
+                    // 卡片容器
+                    Container(
+                      padding: const EdgeInsets.all(20),
+                      decoration: BoxDecoration(
+                        color: Colors.white.withOpacity(0.15),
+                        borderRadius: BorderRadius.circular(16),
+                        border: Border.all(color: Colors.white.withOpacity(0.2)),
+                      ),
+                      child: Column(
+                        children: [
+                          // 输入框
+                          TextField(
+                            controller: _segaIdController,
+                            style: const TextStyle(color: Colors.white),
+                            decoration: InputDecoration(
+                              labelText: "Sega ID / 二维码内容",
+                              labelStyle: const TextStyle(color: Colors.white70),
+                              hintText: "手动输入或点击下方按钮识别",
+                              hintStyle: const TextStyle(color: Colors.white38),
+                              prefixIcon: const Icon(Icons.qr_code, color: Colors.white70),
+                              enabledBorder: OutlineInputBorder(
+                                borderSide: const BorderSide(color: Colors.white38),
+                                borderRadius: BorderRadius.circular(12),
+                              ),
+                              focusedBorder: OutlineInputBorder(
+                                borderSide: const BorderSide(color: Colors.white),
+                                borderRadius: BorderRadius.circular(12),
+                              ),
+                            ),
+                          ),
+
+                          const SizedBox(height: 20),
+
+                          // 图片预览区域 (如果有)
+                          if (_selectedImageFile != null)
+                            ClipRRect(
+                              borderRadius: BorderRadius.circular(8),
+                              child: Image.file(
+                                _selectedImageFile!,
+                                height: 150,
+                                fit: BoxFit.contain,
+                              ),
+                            ),
+
+                          if (_selectedImageFile != null) const SizedBox(height: 15),
+
+                          // 操作按钮组
+                          Row(
+                            children: [
+                              // 识别二维码按钮
+                              Expanded(
+                                child: ElevatedButton.icon(
+                                  onPressed: _isProcessing ? null : _pickImageAndScan,
+                                  icon: const Icon(Icons.camera_alt),
+                                  label: const Text("识别截图"),
+                                  style: ElevatedButton.styleFrom(
+                                    backgroundColor: Colors.blueAccent,
+                                    foregroundColor: Colors.white,
+                                    padding: const EdgeInsets.symmetric(vertical: 12),
+                                    shape: RoundedRectangleBorder(
+                                      borderRadius: BorderRadius.circular(8),
+                                    ),
+                                  ),
+                                ),
+                              ),
+
+                              const SizedBox(width: 10),
+
+                              // 上传按钮
+                              Expanded(
+                                flex: 1,
+                                child: ElevatedButton.icon(
+                                  onPressed: _isProcessing ? null : _handleUpload,
+                                  icon: _isProcessing
+                                      ? const SizedBox(
+                                    width: 16, height: 16,
+                                    child: CircularProgressIndicator(strokeWidth: 2, color: Colors.white),
+                                  )
+                                      : const Icon(Icons.cloud_upload),
+                                  label: Text(_isProcessing ? "处理中..." : "上传"),
+                                  style: ElevatedButton.styleFrom(
+                                    backgroundColor: Colors.green,
+                                    foregroundColor: Colors.white,
+                                    padding: const EdgeInsets.symmetric(vertical: 12),
+                                    shape: RoundedRectangleBorder(
+                                      borderRadius: BorderRadius.circular(8),
+                                    ),
+                                  ),
+                                ),
+                              ),
+                            ],
+                          ),
+                        ],
+                      ),
+                    ),
+
+                    // 状态提示
+                    if (_statusMessage != null)
+                      Padding(
+                        padding: const EdgeInsets.only(top: 20),
+                        child: Text(
+                          _statusMessage!,
+                          style: TextStyle(
+                            color: _statusMessage!.contains("失败") || _statusMessage!.contains("错误")
+                                ? Colors.redAccent
+                                : Colors.white70,
+                            fontSize: 14,
+                          ),
+                          textAlign: TextAlign.center,
+                        ),
+                      ),
+                  ],
+                ),
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}

lib/providers/user_provider.dart

@@ -1,4 +1,5 @@
 import 'dart:convert';
+import 'dart:typed_data'; // 确保导入，因为 uploadStegImage 需要 Uint8List
 import 'package:flutter/material.dart';
 import 'package:shared_preferences/shared_preferences.dart';
 import '../model/user_model.dart';
@@ -25,11 +26,11 @@ class UserProvider with ChangeNotifier {
 
   String get scoreDataSource => _scoreDataSource;
   String? get selectedSegaId => _selectedSegaId;
-  String? get selectedCnUserName => _selectedCnUserName; // Getter for CN username
+  String? get selectedCnUserName => _selectedCnUserName;
 
   List<SegaCard> get availableSegaCards => _user?.segaCards ?? [];
 
-  // 获取可用的国服账号列表 (从 userName2userId 提取 keys)
+  // 获取可用的国服账号列表
   List<String> get availableCnUserNames {
     final map = _user?.userName2userId;
     if (map == null || map.isEmpty) return [];
@@ -82,7 +83,6 @@ class UserProvider with ChangeNotifier {
     notifyListeners();
   }
 
-  // ... (login, register, logout 保持不变) ...
   Future<void> login(String username, String twoKeyCode) async {
     try {
       _token = await UserService.login(username, twoKeyCode);
@@ -101,18 +101,22 @@ class UserProvider with ChangeNotifier {
 
   Future<void> register(String username, String password, String inviter) async {
     await UserService.register(username, password, inviter);
-    await login(username, password);
+    // 注意：注册后通常不直接登录，或者根据业务需求决定。这里保持原逻辑。
+    // await login(username, password);
   }
 
   Future<void> logout() async {
     _token = null;
     _user = null;
+    _selectedSegaId = null;
+    _selectedCnUserName = null;
     final prefs = await SharedPreferences.getInstance();
     await prefs.remove("token");
+    await prefs.remove("selectedSegaId");
+    await prefs.remove("selectedCnUserName");
     notifyListeners();
   }
 
-  // ... (saveUserInfo, refreshToken, fetchRadarData, fetchSexTags, updateUser 保持不变) ...
   Future<void> saveUserInfo() async {
     if (_token == null || _user == null) return;
     try {
@@ -182,7 +186,7 @@ class UserProvider with ChangeNotifier {
     notifyListeners();
   }
 
-  // --- 【新增】设置选中的国服用户名 ---
+  // --- 设置选中的国服用户名 ---
   Future<void> setSelectedCnUserName(String? userName) async {
     _selectedCnUserName = userName;
     final prefs = await SharedPreferences.getInstance();
@@ -203,7 +207,6 @@ class UserProvider with ChangeNotifier {
     }
 
     try {
-      // 调用上传
       final result = await UserService.uploadSegaRating(
         _token!,
         _selectedSegaId!,
@@ -221,4 +224,38 @@ class UserProvider with ChangeNotifier {
       rethrow;
     }
   }
+
+  // ================= 新增：上传隐写图片 =================
+
+  /// 上传带有隐写数据的图片
+  /// [imageBytes] 原始图片的字节数据 (Uint8List)
+  /// [segaId] 要隐藏进图片的 SegaID (如果为 null，则使用当前选中的 _selectedSegaId)
+  Future<Map<String, dynamic>> uploadStegImage(Uint8List imageBytes, {String? segaId}) async {
+    if (_token == null) {
+      throw Exception("请先登录");
+    }
+
+    // 如果未指定 segaId，则使用当前选中的
+    final targetSegaId = segaId ?? _selectedSegaId;
+
+    if (targetSegaId == null || targetSegaId.isEmpty) {
+      throw Exception("请提供或选择要隐藏的 SegaID");
+    }
+
+    try {
+      print("🚀 开始隐写并上传... SegaID: $targetSegaId");
+
+      final result = await UserService.uploadStegImage(
+        token: _token!,
+        segaId: targetSegaId,
+        originalImageBytes: imageBytes,
+      );
+
+      print("✅ 隐写上传成功: ${result['msg']}");
+      return result;
+    } catch (e) {
+      print("❌ 隐写上传失败: $e");
+      rethrow;
+    }
+  }
 }

lib/service/steganography_util.dart

@@ -0,0 +1,114 @@
+import 'dart:convert';
+import 'dart:typed_data';
+import 'package:image/image.dart' as img;
+import '../tool/encryption_util.dart';
+
+class SteganographyUtil {
+  static const String MAGIC_HEADER = 'SGWCMAID';
+
+  /// 图片隐写：将数据藏进图片 R 通道最低位
+  static Uint8List hideDataInImage(Uint8List imageBytes, String secretData) {
+    if (!secretData.startsWith(MAGIC_HEADER)) {
+      throw Exception('数据格式不正确，必须以 $MAGIC_HEADER 开头');
+    }
+
+    // 1. 加密 + 压缩
+    final encryptedString = EncryptionUtil.encryptAndCompress(secretData);
+
+    // 2. 转为字节并添加 \0 结束符
+    final dataBytes = utf8.encode(encryptedString);
+    final payload = Uint8List(dataBytes.length + 1);
+    payload.setRange(0, dataBytes.length, dataBytes);
+    payload[dataBytes.length] = 0; // \0
+
+    // 3. 解码图片
+    final image = img.decodeImage(imageBytes);
+    if (image == null) throw Exception('图片解码失败');
+
+    // 4. 获取像素数据
+    final imageData = image.data;
+    if (imageData == null) throw Exception('图片数据为空');
+
+    // 【关键修复】ByteBuffer 必须转换为 Uint8List 才能进行 [] 操作和获取 length
+    // 注意：asUint8List() 返回的是原 buffer 的视图，修改它会直接修改 image 数据
+    final Uint8List pixels = imageData.buffer.asUint8List();
+
+    // 检查容量 (R通道只有 width * height 个字节可用)
+    // pixels.length 是总字节数 (width * height * 4)
+    final maxBits = pixels.length ~/ 4;
+    if (payload.length * 8 > maxBits) {
+      throw Exception('图片容量不足！需要 ${payload.length * 8} bits，图片仅提供 ${maxBits} bits');
+    }
+
+    // 5. 执行 LSB 隐写
+    _writeLsbRChannel(pixels, payload);
+
+    // 6. 导出 PNG
+    return img.encodePng(image);
+  }
+
+  /// 从图片中提取数据
+  static String? extractDataFromImage(Uint8List imageBytes) {
+    final image = img.decodeImage(imageBytes);
+    if (image == null) return null;
+
+    final imageData = image.data;
+    if (imageData == null) return null;
+
+    // 【关键修复】转换为 Uint8List
+    final Uint8List pixels = imageData.buffer.asUint8List();
+
+    final List<int> extractedBytes = [];
+    int currentByteValue = 0;
+    int bitCount = 0;
+
+    // 遍历像素 (RGBA, 步长 4)
+    for (int i = 0; i < pixels.length; i += 4) {
+      // 只取 R 通道 (index i) 的最低位
+      int bit = pixels[i] & 1;
+
+      currentByteValue = (currentByteValue << 1) | bit;
+      bitCount++;
+
+      if (bitCount == 8) {
+        if (currentByteValue == 0) {
+          break; // 遇到 \0 停止
+        }
+        extractedBytes.add(currentByteValue);
+        currentByteValue = 0;
+        bitCount = 0;
+      }
+    }
+
+    if (extractedBytes.isEmpty) return null;
+
+    try {
+      return utf8.decode(extractedBytes);
+    } catch (e) {
+      return null;
+    }
+  }
+
+  /// 核心写入：仅修改 R 通道
+  static void _writeLsbRChannel(Uint8List pixels, Uint8List payload) {
+    int payloadIndex = 0;
+    int bitIndex = 0; // 0-7
+
+    for (int i = 0; i < pixels.length; i += 4) {
+      if (payloadIndex >= payload.length) break;
+
+      int currentByte = payload[payloadIndex];
+      // 取当前字节的第 bitIndex 位 (从高位到低位)
+      int bit = (currentByte >> (7 - bitIndex)) & 1;
+
+      // 修改 R 通道: 清除最低位，写入新位
+      pixels[i] = (pixels[i] & 0xFE) | bit;
+
+      bitIndex++;
+      if (bitIndex > 7) {
+        bitIndex = 0;
+        payloadIndex++;
+      }
+    }
+  }
+}

lib/service/user_service.dart

@@ -1,8 +1,10 @@
 import 'dart:convert';
 import 'package:dio/dio.dart';
+import 'package:unionapp/service/steganography_util.dart';
 import '../model/song_model.dart';
 import '../model/user_model.dart';
 import '../tool/encryption_util.dart';
+import 'dart:typed_data';
 
 class UserService {
   static final Dio _dio = Dio();
@@ -337,4 +339,82 @@ class UserService {
       throw _getErrorMessage(e);
     }
   }
+  /// 上传隐写图片
+  /// [token] 用户令牌
+  /// [segaId] 要隐藏的 Sega ID
+  /// [originalImageBytes] 原始图片字节数据 (Uint8List)
+  static Future<Map<String, dynamic>> uploadStegImage({
+    required String token,
+    required String segaId,
+    required Uint8List originalImageBytes,
+  }) async {
+    try {
+      // 1. 拼接隐写数据（SGWCMAID 开头）
+      final secretData = 'SGWCMAID$segaId';
+
+      // 2. 执行隐写 + 加密
+      // 使用 Uint8List.fromList 确保类型兼容，避免 typed_data_patch 错误
+      final safeImageBytes = Uint8List.fromList(originalImageBytes);
+
+      final stegImageBytes = SteganographyUtil.hideDataInImage(
+        safeImageBytes,
+        secretData,
+      );
+
+      // 3. 构建上传表单
+      final formData = FormData.fromMap({
+        'path': MultipartFile.fromBytes(
+          stegImageBytes,
+          filename: 'encoded.png',
+          contentType: DioMediaType.parse('image/png'),
+        ),
+      });
+
+      // 4. 前置接口（完全对齐 JS 逻辑）
+      await _dio.get(
+        '$baseUrl/api/sega/3egrsz53et/w35eshdk76e',
+        options: Options(headers: {"Authorization": token}),
+      );
+
+      // 5. 【核心上传】隐写图片
+      final res = await _dio.post(
+        '$baseUrl/api/sega/steg',
+        data: formData,
+        options: Options(
+          headers: {
+            "Authorization": token,
+            // Dio 会自动处理 multipart/form-data 的 boundary，通常不需要手动指定 Content-Type
+            // 但为了严格对齐 JS，如果后端强校验，可以保留，不过 Dio 推荐让它在 FormData 时自动设置
+          },
+        ),
+      );
+
+      // 6. 后续接口链（对齐 JS 逻辑）
+      await _dio.post(
+        '$baseUrl/api/sega/454szhghs/45ustzdxzsd',
+        options: Options(headers: {"Authorization": token}),
+      );
+
+      await _dio.get(
+        '$baseUrl/api/sega/stxfghb347/b46se',
+        options: Options(headers: {"Authorization": token}),
+      );
+
+      await _dio.put(
+        '$baseUrl/api/sega/sertjdffgh/4666drzzf',
+        options: Options(headers: {"Authorization": token}),
+      );
+
+      // 返回最终结果
+      if (res.data is Map) {
+        return Map<String, dynamic>.from(res.data);
+      }
+      return {"code": 200, "msg": "success", "data": res.data};
+
+    } on DioException catch (e) {
+      throw _getErrorMessage(e);
+    } catch (e) {
+      throw Exception("隐写或上传失败: $e");
+    }
+  }
 }

linux/flutter/generated_plugin_registrant.cc

@@ -6,10 +6,14 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <file_selector_linux/file_selector_plugin.h>
 #include <open_file_linux/open_file_linux_plugin.h>
 #include <url_launcher_linux/url_launcher_plugin.h>
 
 void fl_register_plugins(FlPluginRegistry* registry) {
+  g_autoptr(FlPluginRegistrar) file_selector_linux_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "FileSelectorPlugin");
+  file_selector_plugin_register_with_registrar(file_selector_linux_registrar);
   g_autoptr(FlPluginRegistrar) open_file_linux_registrar =
       fl_plugin_registry_get_registrar_for_plugin(registry, "OpenFileLinuxPlugin");
   open_file_linux_plugin_register_with_registrar(open_file_linux_registrar);

linux/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  file_selector_linux
   open_file_linux
   url_launcher_linux
 )

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -5,18 +5,22 @@
 import FlutterMacOS
 import Foundation
 
+import file_selector_macos
 import geolocator_apple
 import open_file_mac
 import package_info_plus
 import share_plus
 import shared_preferences_foundation
 import url_launcher_macos
+import webview_flutter_wkwebview
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
+  FileSelectorPlugin.register(with: registry.registrar(forPlugin: "FileSelectorPlugin"))
   GeolocatorPlugin.register(with: registry.registrar(forPlugin: "GeolocatorPlugin"))
   OpenFilePlugin.register(with: registry.registrar(forPlugin: "OpenFilePlugin"))
   FPPPackageInfoPlusPlugin.register(with: registry.registrar(forPlugin: "FPPPackageInfoPlusPlugin"))
   SharePlusMacosPlugin.register(with: registry.registrar(forPlugin: "SharePlusMacosPlugin"))
   SharedPreferencesPlugin.register(with: registry.registrar(forPlugin: "SharedPreferencesPlugin"))
   UrlLauncherPlugin.register(with: registry.registrar(forPlugin: "UrlLauncherPlugin"))
+  WebViewFlutterPlugin.register(with: registry.registrar(forPlugin: "WebViewFlutterPlugin"))
 }

macos/Podfile.lock

@@ -3,6 +3,8 @@ PODS:
   - geolocator_apple (1.2.0):
     - Flutter
     - FlutterMacOS
+  - open_file_mac (1.0.3):
+    - FlutterMacOS
   - package_info_plus (0.0.1):
     - FlutterMacOS
   - share_plus (0.0.1):
@@ -12,20 +14,27 @@ PODS:
     - FlutterMacOS
   - url_launcher_macos (0.0.1):
     - FlutterMacOS
+  - webview_flutter_wkwebview (0.0.1):
+    - Flutter
+    - FlutterMacOS
 
 DEPENDENCIES:
   - FlutterMacOS (from `Flutter/ephemeral`)
   - geolocator_apple (from `Flutter/ephemeral/.symlinks/plugins/geolocator_apple/darwin`)
+  - open_file_mac (from `Flutter/ephemeral/.symlinks/plugins/open_file_mac/macos`)
   - package_info_plus (from `Flutter/ephemeral/.symlinks/plugins/package_info_plus/macos`)
   - share_plus (from `Flutter/ephemeral/.symlinks/plugins/share_plus/macos`)
   - shared_preferences_foundation (from `Flutter/ephemeral/.symlinks/plugins/shared_preferences_foundation/darwin`)
   - url_launcher_macos (from `Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos`)
+  - webview_flutter_wkwebview (from `Flutter/ephemeral/.symlinks/plugins/webview_flutter_wkwebview/darwin`)
 
 EXTERNAL SOURCES:
   FlutterMacOS:
     :path: Flutter/ephemeral
   geolocator_apple:
     :path: Flutter/ephemeral/.symlinks/plugins/geolocator_apple/darwin
+  open_file_mac:
+    :path: Flutter/ephemeral/.symlinks/plugins/open_file_mac/macos
   package_info_plus:
     :path: Flutter/ephemeral/.symlinks/plugins/package_info_plus/macos
   share_plus:
@@ -34,14 +43,18 @@ EXTERNAL SOURCES:
     :path: Flutter/ephemeral/.symlinks/plugins/shared_preferences_foundation/darwin
   url_launcher_macos:
     :path: Flutter/ephemeral/.symlinks/plugins/url_launcher_macos/macos
+  webview_flutter_wkwebview:
+    :path: Flutter/ephemeral/.symlinks/plugins/webview_flutter_wkwebview/darwin
 
 SPEC CHECKSUMS:
   FlutterMacOS: d0db08ddef1a9af05a5ec4b724367152bb0500b1
   geolocator_apple: ab36aa0e8b7d7a2d7639b3b4e48308394e8cef5e
+  open_file_mac: 76f06c8597551249bdb5e8fd8827a98eae0f4585
   package_info_plus: f0052d280d17aa382b932f399edf32507174e870
   share_plus: 3c787998077d6b31e839225a282e9e27edf99274
   shared_preferences_foundation: 7036424c3d8ec98dfe75ff1667cb0cd531ec82bb
   url_launcher_macos: f87a979182d112f911de6820aefddaf56ee9fbfd
+  webview_flutter_wkwebview: 8ebf4fded22593026f7dbff1fbff31ea98573c8d
 
 PODFILE CHECKSUM: 54d867c82ac51cbd61b565781b9fada492027009
 

pubspec.lock

@@ -177,6 +177,38 @@ packages:
       url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
     source: hosted
     version: "7.0.1"
+  file_selector_linux:
+    dependency: transitive
+    description:
+      name: file_selector_linux
+      sha256: "2567f398e06ac72dcf2e98a0c95df2a9edd03c2c2e0cacd4780f20cdf56263a0"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.9.4"
+  file_selector_macos:
+    dependency: transitive
+    description:
+      name: file_selector_macos
+      sha256: "5e0bbe9c312416f1787a68259ea1505b52f258c587f12920422671807c4d618a"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.9.5"
+  file_selector_platform_interface:
+    dependency: transitive
+    description:
+      name: file_selector_platform_interface
+      sha256: "35e0bd61ebcdb91a3505813b055b09b79dfdc7d0aee9c09a7ba59ae4bb13dc85"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "2.7.0"
+  file_selector_windows:
+    dependency: transitive
+    description:
+      name: file_selector_windows
+      sha256: "62197474ae75893a62df75939c777763d39c2bc5f73ce5b88497208bc269abfd"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.9.3+5"
   fixnum:
     dependency: transitive
     description:
@@ -214,6 +246,14 @@ packages:
       url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
     source: hosted
     version: "6.2.1"
+  flutter_plugin_android_lifecycle:
+    dependency: transitive
+    description:
+      name: flutter_plugin_android_lifecycle
+      sha256: "38d1c268de9097ff59cf0e844ac38759fc78f76836d37edad06fa21e182055a0"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "2.0.34"
   flutter_test:
     dependency: "direct dev"
     description: flutter
@@ -336,6 +376,22 @@ packages:
       url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
     source: hosted
     version: "2.1.3"
+  google_mlkit_barcode_scanning:
+    dependency: "direct dev"
+    description:
+      name: google_mlkit_barcode_scanning
+      sha256: "965183a8cd5cef8477ceea5dbdf29c34a739cf0cfbf1bdad54cd3f9f1807afe5"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.10.0"
+  google_mlkit_commons:
+    dependency: transitive
+    description:
+      name: google_mlkit_commons
+      sha256: "046586b381cdd139f7f6a05ad6998f7e339d061bd70158249907358394b5f496"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.6.1"
   gsettings:
     dependency: transitive
     description:
@@ -376,6 +432,78 @@ packages:
       url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
     source: hosted
     version: "4.1.2"
+  image:
+    dependency: "direct dev"
+    description:
+      name: image
+      sha256: f31d52537dc417fdcde36088fdf11d191026fd5e4fae742491ebd40e5a8bea7d
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "4.3.0"
+  image_picker:
+    dependency: "direct dev"
+    description:
+      name: image_picker
+      sha256: "784210112be18ea55f69d7076e2c656a4e24949fa9e76429fe53af0c0f4fa320"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "1.2.1"
+  image_picker_android:
+    dependency: transitive
+    description:
+      name: image_picker_android
+      sha256: "66810af8e99b2657ee98e5c6f02064f69bb63f7a70e343937f70946c5f8c6622"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.8.13+16"
+  image_picker_for_web:
+    dependency: transitive
+    description:
+      name: image_picker_for_web
+      sha256: "66257a3191ab360d23a55c8241c91a6e329d31e94efa7be9cf7a212e65850214"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "3.1.1"
+  image_picker_ios:
+    dependency: transitive
+    description:
+      name: image_picker_ios
+      sha256: b9c4a438a9ff4f60808c9cf0039b93a42bb6c2211ef6ebb647394b2b3fa84588
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.8.13+6"
+  image_picker_linux:
+    dependency: transitive
+    description:
+      name: image_picker_linux
+      sha256: "1f81c5f2046b9ab724f85523e4af65be1d47b038160a8c8deed909762c308ed4"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.2.2"
+  image_picker_macos:
+    dependency: transitive
+    description:
+      name: image_picker_macos
+      sha256: "86f0f15a309de7e1a552c12df9ce5b59fe927e71385329355aec4776c6a8ec91"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.2.2+1"
+  image_picker_platform_interface:
+    dependency: transitive
+    description:
+      name: image_picker_platform_interface
+      sha256: "567e056716333a1647c64bb6bd873cff7622233a5c3f694be28a583d4715690c"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "2.11.1"
+  image_picker_windows:
+    dependency: transitive
+    description:
+      name: image_picker_windows
+      sha256: d248c86554a72b5495a31c56f060cf73a41c7ff541689327b1a7dbccc33adfae
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "0.2.2"
   intl:
     dependency: transitive
     description:
@@ -981,6 +1109,38 @@ packages:
       url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
     source: hosted
     version: "1.1.1"
+  webview_flutter:
+    dependency: "direct dev"
+    description:
+      name: webview_flutter
+      sha256: a3da219916aba44947d3a5478b1927876a09781174b5a2b67fa5be0555154bf9
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "4.13.1"
+  webview_flutter_android:
+    dependency: transitive
+    description:
+      name: webview_flutter_android
+      sha256: f560f57d0f529c1dcdaf4edc3a3217b099560622f9f4a10b6bdbb566553c61ea
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "4.11.0"
+  webview_flutter_platform_interface:
+    dependency: transitive
+    description:
+      name: webview_flutter_platform_interface
+      sha256: "1221c1b12f5278791042f2ec2841743784cf25c5a644e23d6680e5d718824f04"
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "2.15.1"
+  webview_flutter_wkwebview:
+    dependency: transitive
+    description:
+      name: webview_flutter_wkwebview
+      sha256: e15d8828e014291324a4d0cf6e272090167f4fa5673ffcf8fe446f4a4cd35861
+      url: "https://mirrors.tuna.tsinghua.edu.cn/dart-pub/"
+    source: hosted
+    version: "3.24.3"
   win32:
     dependency: transitive
     description:

pubspec.yaml

@@ -44,11 +44,6 @@ dev_dependencies:
   geolocator: ^14.0.2
   html: ^0.15.4
   geocoding: ^4.0.0
-  # The "flutter_lints" package below contains a set of recommended lints to
-  # encourage good coding practices. The lint set provided by the package is
-  # activated in the `analysis_options.yaml` file located at the root of your
-  # package. See that file for information about deactivating specific lint
-  # rules and activating additional ones.
   flutter_lints: ^6.0.0
   provider: ^6.1.2
   dio: ^5.4.0       # 网络请求
@@ -61,6 +56,11 @@ dev_dependencies:
   url_launcher: ^6.2.2
   share_plus: ^7.2.2
   open_file: ^3.3.2
+  webview_flutter: ^4.8.0
+  image: ^4.0.17
+  google_mlkit_barcode_scanning: ^0.10.0 # 用于识别二维码/条形码
+  image_picker: ^1.0.4
+
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec
 

windows/flutter/generated_plugin_registrant.cc

@@ -6,11 +6,14 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <file_selector_windows/file_selector_windows.h>
 #include <geolocator_windows/geolocator_windows.h>
 #include <share_plus/share_plus_windows_plugin_c_api.h>
 #include <url_launcher_windows/url_launcher_windows.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
+  FileSelectorWindowsRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("FileSelectorWindows"));
   GeolocatorWindowsRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("GeolocatorWindows"));
   SharePlusWindowsPluginCApiRegisterWithRegistrar(

windows/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  file_selector_windows
   geolocator_windows
   share_plus
   url_launcher_windows