init
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jingyun
372
examples/flutter/animations/lib/utils/binary_manager.dart
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372
examples/flutter/animations/lib/utils/binary_manager.dart
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import 'dart:convert';
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import 'dart:io';
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import 'package:flutter/services.dart';
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import 'package:package_info_plus/package_info_plus.dart';
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import 'package:path/path.dart' as p;
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import 'package:path_provider/path_provider.dart';
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class BinaryManager {
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/// 当前应用版本（用于初始化检查）
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static String? _currentVersion;
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/// 获取当前应用版本
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static Future<String> _getCurrentVersion() async {
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if (_currentVersion == null) {
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final packageInfo = await PackageInfo.fromPlatform();
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_currentVersion = '${packageInfo.version}+${packageInfo.buildNumber}';
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}
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return _currentVersion!;
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}
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/// 检查是否已完成初始化（基于版本号）
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static Future<bool> isInitialized() async {
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final supportDir = await getApplicationSupportDirectory();
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final currentVersion = await _getCurrentVersion();
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final initMarker = File(
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p.join(supportDir.path, '.initialized_$currentVersion'),
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);
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return await initMarker.exists();
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}
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/// 标记初始化完成（文件名包含版本号）
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static Future<void> markInitialized() async {
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final supportDir = await getApplicationSupportDirectory();
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final currentVersion = await _getCurrentVersion();
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final initMarker = File(
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p.join(supportDir.path, '.initialized_$currentVersion'),
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);
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await initMarker.writeAsString('${DateTime.now().toIso8601String()}\n');
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}
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/// 从assets目录提取文件到指定路径
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static Future<void> _extractAsset(String assetPath, String localPath) async {
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final localFile = File(localPath);
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try {
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// 从assets中读取数据
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final ByteData data = await rootBundle.load(assetPath);
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final List<int> bytes = data.buffer.asUint8List();
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// 确保目录存在
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final dir = Directory(p.dirname(localPath));
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if (!await dir.exists()) {
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await dir.create(recursive: true);
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}
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// 写入本地文件
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await localFile.writeAsBytes(bytes);
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print('成功提取文件: $assetPath -> $localPath');
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} catch (e) {
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print('提取资源文件失败 $assetPath: $e');
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rethrow;
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}
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}
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/// 初始化应用程序资源 - 将所有必要的assets迁移到系统文件夹
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static Future<void> initializeAppResources() async {
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final currentVersion = await _getCurrentVersion();
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if (await isInitialized()) {
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print('应用程序资源已初始化，当前版本: $currentVersion');
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return;
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}
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try {
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// 迁移shell脚本
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await _migrateShellScript();
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// 迁移二进制文件
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await _migrateBinaries();
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// 迁移模型文件
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await _migrateModels();
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// 迁移3D模型文件
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await migrate3DModels();
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// 标记初始化完成
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await markInitialized();
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print('应用程序资源初始化完成');
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} catch (e) {
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print('应用程序资源初始化失败: $e');
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rethrow;
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}
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}
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/// 迁移3D模型文件
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static Future<void> migrate3DModels() async {
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print('开始迁移3D模型文件...');
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final supportDir = await getApplicationSupportDirectory();
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final models3dDir = Directory(p.join(supportDir.path, 'cup'));
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// 创建3D模型目录
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if (!await models3dDir.exists()) {
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await models3dDir.create(recursive: true);
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}
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// 3D模型文件列表
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final model3dFiles = ['model.gltf', 'model.bin', 'texture.jpg'];
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// 迁移所有3D模型文件
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for (final modelFile in model3dFiles) {
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try {
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await _extractAsset(
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'assets/cup/$modelFile',
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p.join(models3dDir.path, modelFile),
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);
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} catch (e) {
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print('迁移3D模型文件失败 $modelFile: $e');
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// 继续迁移其他模型文件
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}
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}
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print('3D模型文件迁移完成');
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}
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static Future<void> _migrateShellScript() async {
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print('开始迁移脚本文件...');
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final supportDir = await getApplicationSupportDirectory();
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// 迁移 Shell 脚本 (macOS/Linux)
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final shellScriptPath = p.join(supportDir.path, 'upscale_to_8k_single.sh');
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await _extractAsset('assets/upscale_to_8k_single.sh', shellScriptPath);
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// 设置脚本执行权限（仅限 macOS/Linux）
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if (Platform.isMacOS || Platform.isLinux) {
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try {
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final result = await Process.run('chmod', ['+x', shellScriptPath]);
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if (result.exitCode == 0) {
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print('成功设置Shell脚本执行权限: $shellScriptPath');
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} else {
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print('设置Shell脚本执行权限失败: ${result.stderr}');
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}
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} catch (e) {
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print('设置Shell脚本权限异常: $e');
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}
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}
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print('脚本文件迁移完成');
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}
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/// 迁移二进制文件
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static Future<void> _migrateBinaries() async {
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print('开始迁移二进制文件...');
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final supportDir = await getApplicationSupportDirectory();
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final binDir = Directory(p.join(supportDir.path, 'bin'));
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// 创建bin目录
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if (!await binDir.exists()) {
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await binDir.create(recursive: true);
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}
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// macOS 二进制文件
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final macBinDir = Directory(p.join(binDir.path, 'macos'));
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if (!await macBinDir.exists()) {
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await macBinDir.create(recursive: true);
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}
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await _extractAsset(
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'assets/bin/mac/upscayl-bin',
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p.join(macBinDir.path, 'upscayl-bin'),
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);
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// Windows 二进制文件
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final winBinDir = Directory(p.join(binDir.path, 'windows'));
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if (!await winBinDir.exists()) {
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await winBinDir.create(recursive: true);
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}
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await _extractAsset(
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'assets/bin/windows/upscayl-bin.exe',
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p.join(winBinDir.path, 'upscayl-bin.exe'),
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);
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await _extractAsset(
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'assets/bin/windows/vcomp140.dll',
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p.join(winBinDir.path, 'vcomp140.dll'),
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);
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await _extractAsset(
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'assets/bin/windows/vcomp140d.dll',
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p.join(winBinDir.path, 'vcomp140d.dll'),
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);
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// 设置 macOS/Linux 二进制文件执行权限
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if (Platform.isMacOS || Platform.isLinux) {
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final binPath = p.join(macBinDir.path, 'upscayl-bin');
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try {
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final result = await Process.run('chmod', ['+x', binPath]);
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if (result.exitCode == 0) {
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print('成功设置执行权限: $binPath');
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} else {
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print('设置执行权限失败: ${result.stderr}');
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}
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} catch (e) {
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print('设置权限异常: $e');
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}
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}
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print('二进制文件迁移完成');
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}
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/// 迁移模型文件
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static Future<void> _migrateModels() async {
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print('开始迁移模型文件...');
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final supportDir = await getApplicationSupportDirectory();
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final modelsDir = Directory(p.join(supportDir.path, 'models'));
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// 创建models目录
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if (!await modelsDir.exists()) {
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await modelsDir.create(recursive: true);
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}
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// 模型文件列表
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final modelFiles = [
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'high-fidelity-4x.bin',
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'high-fidelity-4x.param',
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'digital-art-4x.bin',
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'digital-art-4x.param',
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'remacri-4x.bin',
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'remacri-4x.param',
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'ultrasharp-4x.bin',
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'ultrasharp-4x.param',
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'upscayl-standard-4x.bin',
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'upscayl-standard-4x.param',
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'ultramix-balanced-4x.bin',
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'ultramix-balanced-4x.param',
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'upscayl-lite-4x.bin',
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'upscayl-lite-4x.param',
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];
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// 迁移所有模型文件
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for (final modelFile in modelFiles) {
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try {
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await _extractAsset(
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'assets/models/$modelFile',
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p.join(modelsDir.path, modelFile),
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);
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} catch (e) {
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print('迁移模型文件失败 $modelFile: $e');
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// 继续迁移其他模型文件
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}
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}
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print('模型文件迁移完成');
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}
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/// 获取模型文件目录路径
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static Future<String> getModelsPath() async {
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final supportDir = await getApplicationSupportDirectory();
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return p.join(supportDir.path, 'cup', "model.gltf");
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}
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/// 获取3D模型文件目录路径
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static Future<String> get3DModelsPath() async {
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final supportDir = await getApplicationSupportDirectory();
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return p.join(supportDir.path, 'cup');
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}
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static Future<Map<String, dynamic>> readLocalJson() async {
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// 获取应用支持目录（默认在 ~/Library/Application Support/）
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final appSupportDir = await getApplicationSupportDirectory();
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final targetDir = Directory('${appSupportDir.path}/cup');
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// 检查目录是否存在，若不存在则创建
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if (!await targetDir.exists()) {
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await targetDir.create(recursive: true);
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}
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print('file=${targetDir.path}/model.gltf');
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// 构建 JSON 文件路径
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final file = File('${targetDir.path}/model.gltf');
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if (await file.exists()) {
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final content = await file.readAsString();
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return jsonDecode(content);
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} else {
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throw Exception('JSON 文件不存在');
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}
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}
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/// 获取特定的3D模型文件路径
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static Future<String> get3DModelPath(String filename) async {
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final models3dPath = await get3DModelsPath();
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return p.join(models3dPath, filename);
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}
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/// 获取脚本文件路径 (仅适用于macOS/Linux)
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static Future<String> getScriptPath() async {
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if (Platform.isWindows) {
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throw UnsupportedError('Windows平台已使用专门的UpscaleWindowsService，不再需要脚本文件');
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}
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final supportDir = await getApplicationSupportDirectory();
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final scriptName = 'upscale_to_8k_single.sh';
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final scriptPath = p.join(supportDir.path, scriptName);
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final scriptFile = File(scriptPath);
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if (!await scriptFile.exists()) {
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throw FileSystemException(
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'脚本文件不存在: $scriptPath\n请确保应用程序已正确初始化资源',
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scriptPath,
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);
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}
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return scriptPath;
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}
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/// 获取二进制文件路径
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static Future<String> getBinaryPath() async {
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final supportDir = await getApplicationSupportDirectory();
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String platformDir;
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String binaryName;
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if (Platform.isMacOS) {
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platformDir = 'macos';
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binaryName = 'upscayl-bin';
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} else if (Platform.isWindows) {
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platformDir = 'windows';
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binaryName = 'upscayl-bin.exe';
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} else if (Platform.isLinux) {
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platformDir = 'macos'; // Linux 使用 macOS 的二进制文件
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binaryName = 'upscayl-bin';
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} else {
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throw UnsupportedError('不支持的操作系统: ${Platform.operatingSystem}');
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}
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final binPath = p.join(supportDir.path, 'bin', platformDir, binaryName);
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// 检查文件是否存在
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final binFile = File(binPath);
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if (!await binFile.exists()) {
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throw FileSystemException('二进制文件不存在: $binPath\n请确保应用程序已正确初始化资源', binPath);
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}
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return binPath;
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}
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/// 设置脚本执行权限
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static Future<void> setScriptExecutable(String scriptPath) async {
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// 设置脚本执行权限（仅限 macOS/Linux）
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if (Platform.isMacOS || Platform.isLinux) {
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try {
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final result = await Process.run('chmod', ['+x', scriptPath]);
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if (result.exitCode == 0) {
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print('成功设置脚本执行权限: $scriptPath');
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} else {
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print('设置脚本执行权限失败: ${result.stderr}');
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}
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} catch (e) {
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print('设置脚本权限异常: $e');
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}
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}
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// Windows 不需要设置执行权限
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}
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}
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