mirror of
https://github.com/wwiinnddyy/LanMountainDesktop.git
synced 2026-06-20 23:54:26 +08:00
388 lines
15 KiB
C#
388 lines
15 KiB
C#
using Avalonia;
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using Avalonia.Controls;
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using Avalonia.Controls.ApplicationLifetimes;
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using Avalonia.Markup.Xaml;
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using Avalonia.Threading;
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using LanMountainDesktop.Launcher.Models;
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using LanMountainDesktop.Launcher.Services;
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using LanMountainDesktop.Launcher.Views;
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namespace LanMountainDesktop.Launcher;
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public partial class App : Application
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{
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public override void Initialize()
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{
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AvaloniaXamlLoader.Load(this);
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}
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public override void OnFrameworkInitializationCompleted()
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{
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if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
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{
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var context = LauncherRuntimeContext.Current;
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// 调试模式：显示开发调试窗口
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if (context.IsDebugMode)
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{
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var devDebugWindow = new DevDebugWindow();
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devDebugWindow.Show();
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// 调试模式下不自动启动正常流程，由开发者通过调试窗口控制
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base.OnFrameworkInitializationCompleted();
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return;
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}
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// 处理各界面的预览命令
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if (HandlePreviewCommand(context, desktop))
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{
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base.OnFrameworkInitializationCompleted();
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return;
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}
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// apply-update 模式：显示 UpdateWindow，执行增量更新 + 插件升级
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if (string.Equals(context.Command, "apply-update", StringComparison.OrdinalIgnoreCase))
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{
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// 先显示窗口，再启动后台任务
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var updateWindow = new UpdateWindow();
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updateWindow.Show();
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_ = RunApplyUpdateWithWindowAsync(desktop, context, updateWindow);
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}
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else
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{
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// 正常启动流程
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var appRoot = Commands.ResolveAppRoot(context);
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var deploymentLocator = new DeploymentLocator(appRoot);
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// TODO: 从配置读取 GitHub 仓库信息
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var updateCheckService = new UpdateCheckService("ClassIsland", "LanMountainDesktop");
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var coordinator = new LauncherFlowCoordinator(
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context,
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deploymentLocator,
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new OobeStateService(appRoot),
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new UpdateEngineService(deploymentLocator),
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updateCheckService,
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new PluginInstallerService());
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// 先显示 Splash 窗口，确保应用程序不会立即退出
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var splashWindow = new SplashWindow();
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splashWindow.Show();
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// 启动协调器流程
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_ = RunCoordinatorWithSplashAsync(desktop, coordinator, splashWindow);
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}
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}
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base.OnFrameworkInitializationCompleted();
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}
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/// <summary>
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/// 处理界面预览命令
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/// </summary>
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private bool HandlePreviewCommand(CommandContext context, IClassicDesktopStyleApplicationLifetime desktop)
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{
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var command = context.Command.ToLowerInvariant();
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switch (command)
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{
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case "preview-splash":
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Console.WriteLine("[Launcher] Preview mode: SplashWindow");
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var splashWindow = new SplashWindow();
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splashWindow.SetDebugMode(true);
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splashWindow.Show();
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_ = SimulateSplashPreviewAsync(desktop, splashWindow);
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return true;
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case "preview-error":
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Console.WriteLine("[Launcher] Preview mode: ErrorWindow");
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var errorWindow = new ErrorWindow();
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errorWindow.SetErrorMessage("[预览模式] 这是一个错误页面预览。\n\n用于查看错误页面的样式和布局。");
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errorWindow.Show();
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_ = WaitForWindowCloseAsync(desktop, errorWindow);
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return true;
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case "preview-update":
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Console.WriteLine("[Launcher] Preview mode: UpdateWindow");
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var updateWindow = new UpdateWindow();
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updateWindow.SetDebugMode(true);
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updateWindow.Show();
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_ = SimulateUpdatePreviewAsync(desktop, updateWindow);
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return true;
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case "preview-oobe":
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Console.WriteLine("[Launcher] Preview mode: OobeWindow");
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var oobeWindow = new OobeWindow();
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oobeWindow.Show();
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_ = SimulateOobePreviewAsync(desktop, oobeWindow);
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return true;
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case "preview-debug":
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Console.WriteLine("[Launcher] Preview mode: DevDebugWindow");
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var devDebugWindow = new DevDebugWindow();
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devDebugWindow.Show();
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return true;
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default:
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return false;
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}
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}
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/// <summary>
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/// 模拟 Splash 窗口预览
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/// </summary>
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private async Task SimulateSplashPreviewAsync(IClassicDesktopStyleApplicationLifetime desktop, SplashWindow window)
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{
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var stages = new[] { "initializing", "update", "plugins", "launch", "ready" };
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var messages = new[] { "初始化...", "检查更新...", "检查插件...", "正在启动...", "就绪" };
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var reporter = (ISplashStageReporter)window;
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for (int i = 0; i < stages.Length; i++)
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{
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reporter.Report(stages[i], messages[i]);
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await Task.Delay(800);
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}
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// 等待5秒后自动关闭
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await Task.Delay(5000);
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await Dispatcher.UIThread.InvokeAsync(() => desktop.Shutdown(0));
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}
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/// <summary>
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/// 模拟 Update 窗口预览
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/// </summary>
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private async Task SimulateUpdatePreviewAsync(IClassicDesktopStyleApplicationLifetime desktop, UpdateWindow window)
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{
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var stages = new[] { "verify", "extract", "apply", "plugins", "cleanup" };
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for (int i = 0; i < stages.Length; i++)
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{
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window.Report(stages[i], $"正在{GetStageName(stages[i])}...", (i + 1) * 20);
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await Task.Delay(600);
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}
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window.ReportComplete(true, null);
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// 等待3秒后自动关闭
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await Task.Delay(3000);
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await Dispatcher.UIThread.InvokeAsync(() => desktop.Shutdown(0));
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string GetStageName(string stage) => stage switch
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{
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"verify" => "验证",
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"extract" => "解压",
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"apply" => "应用",
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"plugins" => "升级插件",
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"cleanup" => "清理",
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_ => stage
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};
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}
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/// <summary>
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/// 模拟 OOBE 窗口预览
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/// </summary>
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private async Task SimulateOobePreviewAsync(IClassicDesktopStyleApplicationLifetime desktop, OobeWindow window)
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{
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try
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{
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// 等待用户点击开始按钮
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await window.WaitForEnterAsync();
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Console.WriteLine("[Launcher] OOBE preview completed by user");
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}
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catch (Exception ex)
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{
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Console.Error.WriteLine($"[Launcher] OOBE preview error: {ex.Message}");
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}
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// 用户点击后关闭应用程序
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await Dispatcher.UIThread.InvokeAsync(() => desktop.Shutdown(0));
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}
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/// <summary>
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/// 等待窗口关闭
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/// </summary>
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private async Task WaitForWindowCloseAsync(IClassicDesktopStyleApplicationLifetime desktop, Window window)
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{
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var tcs = new TaskCompletionSource();
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window.Closed += (s, e) => tcs.TrySetResult();
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await tcs.Task;
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await Dispatcher.UIThread.InvokeAsync(() => desktop.Shutdown(0));
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}
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private static async Task RunCoordinatorWithSplashAsync(
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IClassicDesktopStyleApplicationLifetime desktop,
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LauncherFlowCoordinator coordinator,
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SplashWindow splashWindow)
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{
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LauncherResult result;
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ErrorWindow? errorWindow = null;
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try
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{
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result = await coordinator.RunAsync(splashWindow).ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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// 捕获异常并显示错误窗口
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result = new LauncherResult
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{
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Success = false,
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Stage = "launch",
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Code = "exception",
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Message = $"启动器发生错误: {ex.Message}",
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ErrorMessage = ex.ToString()
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};
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Console.Error.WriteLine($"[Launcher] Exception caught: {ex}");
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// 在 UI 线程显示错误窗口 - 使用更健壮的方式
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try
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{
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await Dispatcher.UIThread.InvokeAsync(() =>
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{
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try
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{
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// 安全关闭 Splash 窗口
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if (splashWindow.IsVisible && splashWindow.IsLoaded)
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{
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splashWindow.Close();
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}
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}
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catch (Exception closeEx)
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{
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Console.Error.WriteLine($"[Launcher] Error closing splash window: {closeEx.Message}");
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}
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// 创建并显示错误窗口
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try
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{
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errorWindow = new ErrorWindow();
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errorWindow.SetErrorMessage($"启动器发生错误:\n{ex.Message}\n\n请检查应用安装是否完整，或尝试重新安装。");
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errorWindow.Show();
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Console.WriteLine("[Launcher] ErrorWindow shown successfully");
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}
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catch (Exception windowEx)
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{
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Console.Error.WriteLine($"[Launcher] Failed to show ErrorWindow: {windowEx.Message}");
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}
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});
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// 如果错误窗口成功显示，等待它关闭
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if (errorWindow != null)
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{
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try
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{
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// 等待用户选择或窗口关闭
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var errorResult = await errorWindow.WaitForChoiceAsync();
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Console.WriteLine($"[Launcher] ErrorWindow result: {errorResult}");
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}
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catch (Exception waitEx)
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{
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Console.Error.WriteLine($"[Launcher] Error waiting for ErrorWindow: {waitEx.Message}");
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// 如果等待失败，至少给用户5秒时间看到错误信息
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await Task.Delay(5000);
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}
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}
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else
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{
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// 错误窗口未能显示，等待5秒让用户看到控制台输出
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await Task.Delay(5000);
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}
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}
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catch (Exception uiEx)
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{
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// 最后的兜底：记录到控制台
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Console.Error.WriteLine($"[Launcher] Critical error in UI thread: {uiEx.Message}");
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await Task.Delay(3000);
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}
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}
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await Commands.WriteResultIfNeededAsync(LauncherRuntimeContext.Current.GetOption("result"), result).ConfigureAwait(false);
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Environment.ExitCode = result.Success ? 0 : 1;
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await Dispatcher.UIThread.InvokeAsync(() => desktop.Shutdown(Environment.ExitCode), DispatcherPriority.Background);
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}
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/// <summary>
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/// apply-update 模式：执行增量更新和插件升级，完成后自动退出
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/// </summary>
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private static async Task RunApplyUpdateWithWindowAsync(
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IClassicDesktopStyleApplicationLifetime desktop,
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CommandContext context,
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UpdateWindow window)
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{
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var appRoot = Commands.ResolveAppRoot(context);
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var deploymentLocator = new DeploymentLocator(appRoot);
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var updateEngine = new UpdateEngineService(deploymentLocator);
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var pluginInstaller = new PluginInstallerService();
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var pluginUpgrades = new PluginUpgradeQueueService(pluginInstaller);
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var success = true;
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string? errorMessage = null;
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try
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{
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// 1. 应用增量更新
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await Dispatcher.UIThread.InvokeAsync(() => window.Report("verify", "正在验证更新...", 10));
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var updateResult = await updateEngine.ApplyPendingUpdateAsync().ConfigureAwait(false);
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if (!updateResult.Success)
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{
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success = false;
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errorMessage = updateResult.Message;
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}
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// 2. 应用待处理的插件升级
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if (success)
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{
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await Dispatcher.UIThread.InvokeAsync(() => window.Report("plugins", "正在升级插件...", 60));
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var pluginsDir = context.GetOption("plugins-dir")
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?? Path.Combine(appRoot, "plugins");
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var queueResult = pluginUpgrades.ApplyPendingUpgrades(pluginsDir);
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if (!queueResult.Success && queueResult.Code != "noop")
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{
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// 插件升级失败不阻断整体流程，仅记录到控制台
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Console.Error.WriteLine($"Plugin upgrade had failures: {queueResult.Message}");
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}
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}
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// 3. 清理旧版本
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if (success)
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{
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await Dispatcher.UIThread.InvokeAsync(() => window.Report("cleanup", "正在清理...", 90));
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deploymentLocator.CleanupDestroyedDeployments();
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}
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}
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catch (Exception ex)
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{
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success = false;
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errorMessage = ex.Message;
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}
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// 显示完成状态，短暂停留后关闭
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await Dispatcher.UIThread.InvokeAsync(() => window.ReportComplete(success, errorMessage));
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if (success)
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{
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// 成功：停留 1.5 秒让用户看到"更新完成"
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await Task.Delay(1500);
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}
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else
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{
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// 失败：停留 5 秒让用户看到错误信息
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await Task.Delay(5000);
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}
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await Commands.WriteResultIfNeededAsync(context.GetOption("result"), new LauncherResult
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{
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Success = success,
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Stage = "apply-update",
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Code = success ? "ok" : "failed",
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Message = success ? "Update applied successfully." : (errorMessage ?? "Unknown error")
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}).ConfigureAwait(false);
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Environment.ExitCode = success ? 0 : 1;
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await Dispatcher.UIThread.InvokeAsync(() => desktop.Shutdown(Environment.ExitCode), DispatcherPriority.Background);
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}
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}
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