feat(simulate): add Simulate Update UI (model, view, viewmodel) #31

src/Models/SimulateConfigModel.cs

@@ -0,0 +1,36 @@
+using CommunityToolkit.Mvvm.ComponentModel;
+
+namespace GeneralUpdate.Tools.Models;
+
+/// <summary>
+/// Configuration for the simulate-update module.
+/// </summary>
+public partial class SimulateConfigModel : ObservableObject
+{
+    /// <summary>User-provided old-version app directory to test against.</summary>
+    [ObservableProperty] private string _appDirectory = string.Empty;
+
+    /// <summary>Path to a patch .zip generated by the Patch module.</summary>
+    [ObservableProperty] private string _patchFilePath = string.Empty;
+
+    /// <summary>The current version of the app being tested.</summary>
+    [ObservableProperty] private string _currentVersion = "1.0.0.0";
+
+    /// <summary>The target version the patch upgrades to.</summary>
+    [ObservableProperty] private string _targetVersion = "2.0.0.0";
+
+    /// <summary>Platform selector (1=Windows, 2=Linux).</summary>
+    [ObservableProperty] private int _platform = 1;
+
+    /// <summary>AppType sent to the server (1=ClientApp, 2=UpgradeApp).</summary>
+    [ObservableProperty] private int _appType = 1;
+
+    /// <summary>Application secret key for the update API.</summary>
+    [ObservableProperty] private string _appSecretKey = "dfeb5833-975e-4afb-88f1-6278ee9aeff6";
+
+    /// <summary>Product identifier.</summary>
+    [ObservableProperty] private string _productId = "2d974e2a-31e6-4887-9bb1-b4689e98c77a";
+
+    /// <summary>Directory where client.cs / upgrade.cs and server are generated.</summary>
+    [ObservableProperty] private string _outputDirectory = string.Empty;
+}

src/Services/LocalizationService.cs

@@ -115,6 +115,27 @@ public string this[string key]
             ["Theme.Light"] = "浅色",
             ["Theme.Dark"] = "深色",
             ["Theme.Toggle"] = "切换主题",
+            ["Nav.Simulate"] = "模拟更新",
+            ["Sim.Title"] = "模拟更新",
+            ["Sim.TestTarget"] = "测试目标",
+            ["Sim.OldAppDir"] = "旧版本应用目录",
+            ["Sim.PatchFile"] = "补丁包文件",
+            ["Sim.Select"] = "选择",
+            ["Sim.UpdateConfig"] = "更新配置",
+            ["Sim.CurrentVer"] = "当前版本",
+            ["Sim.TargetVer"] = "目标版本",
+            ["Sim.Platform"] = "平台",
+            ["Sim.AppType"] = "应用类型",
+            ["Sim.AppSecret"] = "应用密钥",
+            ["Sim.ProductId"] = "产品ID",
+            ["Sim.Output"] = "输出",
+            ["Sim.OutputDir"] = "模拟目录",
+            ["Sim.Start"] = "开始模拟",
+            ["Sim.SelectAppDir"] = "选择旧版本应用目录",
+            ["Sim.SelectPatch"] = "选择补丁包",
+            ["Sim.SelectOutput"] = "选择模拟输出目录",
+            ["Sim.ValidateDirs"] = "请填写所有必填项",
+            ["Sim.DotnetCheck"] = "需要 .NET 10.0 SDK，请先安装",
         },
         ["en-US"] = new()
         {
@@ -187,6 +208,27 @@ public string this[string key]
             ["Theme.Light"] = "Light",
             ["Theme.Dark"] = "Dark",
             ["Theme.Toggle"] = "Toggle Theme",
+            ["Nav.Simulate"] = "Simulate",
+            ["Sim.Title"] = "Simulate Update",
+            ["Sim.TestTarget"] = "Test Target",
+            ["Sim.OldAppDir"] = "Old App Directory",
+            ["Sim.PatchFile"] = "Patch Package",
+            ["Sim.Select"] = "Select",
+            ["Sim.UpdateConfig"] = "Update Config",
+            ["Sim.CurrentVer"] = "Current Version",
+            ["Sim.TargetVer"] = "Target Version",
+            ["Sim.Platform"] = "Platform",
+            ["Sim.AppType"] = "App Type",
+            ["Sim.AppSecret"] = "App Secret",
+            ["Sim.ProductId"] = "Product ID",
+            ["Sim.Output"] = "Output",
+            ["Sim.OutputDir"] = "Simulate Directory",
+            ["Sim.Start"] = "Start Simulation",
+            ["Sim.SelectAppDir"] = "Select old version directory",
+            ["Sim.SelectPatch"] = "Select patch package",
+            ["Sim.SelectOutput"] = "Select simulation output directory",
+            ["Sim.ValidateDirs"] = "Please fill in all required fields",
+            ["Sim.DotnetCheck"] = ".NET 10.0 SDK is required. Please install it first.",
         }
     };
 

src/ViewModels/MainWindowViewModel.cs

@@ -35,6 +35,7 @@ private void SyncNavItems()
         NavItems.Add(new("Patch", _loc["Nav.Patch"], typeof(PatchViewModel), true));
         NavItems.Add(new("Extension", _loc["Nav.Extension"], typeof(ExtensionViewModel), false));
         NavItems.Add(new("OSS", _loc["Nav.OSS"], typeof(OSSViewModel), false));
+        NavItems.Add(new("Simulate", _loc["Nav.Simulate"], typeof(SimulateViewModel), false));
     }
 
     [RelayCommand]
@@ -46,7 +47,8 @@ private void Navigate(NavItem item)
         {
             "Patch" => new PatchViewModel(),
             "Extension" => new ExtensionViewModel(),
-            _ => new OSSViewModel()
+            "OSS" => new OSSViewModel(),
+            _ => new SimulateViewModel()
         };
     }
 

src/ViewModels/SimulateViewModel.cs

@@ -0,0 +1,76 @@
+using System;
+using System.Collections.ObjectModel;
+using System.Threading.Tasks;
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using GeneralUpdate.Tools.Models;
+using GeneralUpdate.Tools.Services;
+
+namespace GeneralUpdate.Tools.ViewModels;
+
+public partial class SimulateViewModel : ViewModelBase
+{
+    private readonly LocalizationService _loc = LocalizationService.Instance;
+
+    public SimulateConfigModel Config { get; } = new();
+
+    [ObservableProperty] private bool _isRunning;
+    [ObservableProperty] private string _status;
+    [ObservableProperty] private ObservableCollection<string> _log = new();
+
+    public ObservableCollection<PlatformItem> Platforms { get; } = new()
+    {
+        new(1, "Windows"),
+        new(2, "Linux")
+    };
+
+    public ObservableCollection<AppTypeItem> AppTypes { get; } = new()
+    {
+        new(1, "ClientApp"),
+        new(2, "UpgradeApp")
+    };
+
+    public SimulateViewModel()
+    {
+        _status = _loc["Patch.Ready"];
+    }
+
+    async Task<string?> PickFolder(string title)
+    {
+        var tl = Avalonia.Controls.TopLevel.GetTopLevel(
+            (Avalonia.Application.Current?.ApplicationLifetime as Avalonia.Controls.ApplicationLifetimes.IClassicDesktopStyleApplicationLifetime)?.MainWindow);
+        if (tl == null) return null;
+        var r = await tl.StorageProvider.OpenFolderPickerAsync(
+            new Avalonia.Platform.Storage.FolderPickerOpenOptions { Title = title, AllowMultiple = false });
+        return r.Count > 0 ? r[0].Path.LocalPath : null;
+    }
+
+    async Task<string?> PickFile(string title)
+    {
+        var tl = Avalonia.Controls.TopLevel.GetTopLevel(
+            (Avalonia.Application.Current?.ApplicationLifetime as Avalonia.Controls.ApplicationLifetimes.IClassicDesktopStyleApplicationLifetime)?.MainWindow);
+        if (tl == null) return null;
+        var r = await tl.StorageProvider.OpenFilePickerAsync(
+            new Avalonia.Platform.Storage.FilePickerOpenOptions { Title = title, AllowMultiple = false });
+        return r.Count > 0 ? r[0].Path.LocalPath : null;
+    }
+
+    [RelayCommand] async Task SelectAppDir() { var p = await PickFolder("选择旧版本应用目录"); if (p != null) Config.AppDirectory = p; }
+    [RelayCommand] async Task SelectPatch() { var p = await PickFile("选择补丁包"); if (p != null) Config.PatchFilePath = p; }
+    [RelayCommand] async Task SelectOutputDir() { var p = await PickFolder("选择模拟输出目录"); if (p != null) Config.OutputDirectory = p; }
+
+    [RelayCommand]
+    async Task StartSimulation()
+    {
+        // Validation will be implemented in issue #4
+        if (string.IsNullOrWhiteSpace(Config.AppDirectory)) { Status = "请选择旧版本应用目录"; return; }
+        if (string.IsNullOrWhiteSpace(Config.PatchFilePath)) { Status = "请选择补丁包文件"; return; }
+        if (string.IsNullOrWhiteSpace(Config.OutputDirectory)) { Status = "请选择模拟输出目录"; return; }
+        Status = "模拟功能将在后续 issue 中实现";
+    }
+
+    void L(string msg) => Log.Add($"[{DateTime.Now:HH:mm:ss}] {msg}");
+}
+
+public record PlatformItem(int Value, string DisplayName) { public override string ToString() => DisplayName; }
+public record AppTypeItem(int Value, string DisplayName) { public override string ToString() => DisplayName; }

src/Views/SimulateView.axaml

@@ -0,0 +1,84 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:vm="using:GeneralUpdate.Tools.ViewModels"
+             xmlns:svc="using:GeneralUpdate.Tools.Services"
+             x:Class="GeneralUpdate.Tools.Views.SimulateView"
+             x:DataType="vm:SimulateViewModel">
+    <ScrollViewer>
+        <StackPanel Margin="28,24" Spacing="14">
+            <TextBlock Text="🧪 Simulate Update" FontSize="20" FontWeight="Bold"/>
+
+            <!-- Test target -->
+            <Border Padding="16" CornerRadius="8" Background="{DynamicResource SystemControlBackgroundChromeMediumBrush}">
+                <StackPanel Spacing="10">
+                    <TextBlock Text="Test Target" FontSize="14" FontWeight="SemiBold"/>
+                    <Grid ColumnDefinitions="Auto,*,Auto">
+                        <TextBlock Grid.Column="0" Text="Old App Dir" VerticalAlignment="Center" Width="100"/>
+                        <TextBox Grid.Column="1" Text="{Binding Config.AppDirectory}" IsReadOnly="True" Margin="8,0"/>
+                        <Button Grid.Column="2" Content="📁 Select" Command="{Binding SelectAppDirCommand}" MinWidth="80"/>
+                    </Grid>
+                    <Grid ColumnDefinitions="Auto,*,Auto">
+                        <TextBlock Grid.Column="0" Text="Patch Package" VerticalAlignment="Center" Width="100"/>
+                        <TextBox Grid.Column="1" Text="{Binding Config.PatchFilePath}" IsReadOnly="True" Margin="8,0"/>
+                        <Button Grid.Column="2" Content="📁 Select" Command="{Binding SelectPatchCommand}" MinWidth="80"/>
+                    </Grid>
+                </StackPanel>
+            </Border>
+
+            <!-- Config -->
+            <Border Padding="16" CornerRadius="8" Background="{DynamicResource SystemControlBackgroundChromeMediumBrush}">
+                <StackPanel Spacing="10">
+                    <TextBlock Text="Update Config" FontSize="14" FontWeight="SemiBold"/>
+                    <Grid ColumnDefinitions="Auto,*,Auto,*">
+                        <TextBlock Grid.Column="0" Text="Current Ver" VerticalAlignment="Center"/>
+                        <TextBox Grid.Column="1" Text="{Binding Config.CurrentVersion}" Margin="8,0,16,0"/>
+                        <TextBlock Grid.Column="2" Text="Target Ver" VerticalAlignment="Center"/>
+                        <TextBox Grid.Column="3" Text="{Binding Config.TargetVersion}" Margin="8,0"/>
+                    </Grid>
+                    <Grid ColumnDefinitions="Auto,*,Auto,*">
+                        <TextBlock Grid.Column="0" Text="Platform" VerticalAlignment="Center"/>
+                        <ComboBox Grid.Column="1" ItemsSource="{Binding Platforms}"
+                                  SelectedItem="{Binding Config.Platform}" Margin="8,0,16,0"/>
+                        <TextBlock Grid.Column="2" Text="AppType" VerticalAlignment="Center"/>
+                        <ComboBox Grid.Column="3" ItemsSource="{Binding AppTypes}"
+                                  SelectedItem="{Binding Config.AppType}" Margin="8,0"/>
+                    </Grid>
+                    <Grid ColumnDefinitions="Auto,*">
+                        <TextBlock Grid.Column="0" Text="AppSecret" VerticalAlignment="Center"/>
+                        <TextBox Grid.Column="1" Text="{Binding Config.AppSecretKey}" Margin="8,0"/>
+                    </Grid>
+                    <Grid ColumnDefinitions="Auto,*">
+                        <TextBlock Grid.Column="0" Text="Product ID" VerticalAlignment="Center"/>
+                        <TextBox Grid.Column="1" Text="{Binding Config.ProductId}" Margin="8,0"/>
+                    </Grid>
+                </StackPanel>
+            </Border>
+
+            <!-- Output -->
+            <Border Padding="16" CornerRadius="8" Background="{DynamicResource SystemControlBackgroundChromeMediumBrush}">
+                <StackPanel Spacing="10">
+                    <TextBlock Text="Output" FontSize="14" FontWeight="SemiBold"/>
+                    <Grid ColumnDefinitions="Auto,*,Auto">
+                        <TextBlock Grid.Column="0" Text="Simulate Dir" VerticalAlignment="Center" Width="100"/>
+                        <TextBox Grid.Column="1" Text="{Binding Config.OutputDirectory}" IsReadOnly="True" Margin="8,0"/>
+                        <Button Grid.Column="2" Content="📁 Select" Command="{Binding SelectOutputDirCommand}" MinWidth="80"/>
+                    </Grid>
+                </StackPanel>
+            </Border>
+
+            <!-- Run -->
+            <Button Content="🚀 Start Simulation" Command="{Binding StartSimulationCommand}"
+                    IsEnabled="{Binding !IsRunning}" Height="40" FontSize="14" HorizontalAlignment="Stretch"/>
+            <TextBlock Text="{Binding Status}" FontSize="13"/>
+
+            <!-- Log -->
+            <Border Padding="10" CornerRadius="6" Background="{DynamicResource SystemControlBackgroundChromeMediumLowBrush}" MaxHeight="200">
+                <ListBox ItemsSource="{Binding Log}" Background="Transparent" BorderThickness="0">
+                    <ListBox.ItemTemplate>
+                        <DataTemplate><TextBlock Text="{Binding}" FontSize="11" FontFamily="Consolas,monospace"/></DataTemplate>
+                    </ListBox.ItemTemplate>
+                </ListBox>
+            </Border>
+        </StackPanel>
+    </ScrollViewer>
+</UserControl>

src/Views/SimulateView.axaml.cs

@@ -0,0 +1,8 @@
+using Avalonia.Controls;
+
+namespace GeneralUpdate.Tools.Views;
+
+public partial class SimulateView : UserControl
+{
+    public SimulateView() => InitializeComponent();
+}