client(ui): migrate to mvvm

ModpackUpdater.Apps.Client.Gui/App.axaml.cs

@@ -1,5 +1,6 @@
 using Avalonia;
 using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Data.Core.Plugins;
 using Avalonia.Markup.Xaml;
 
 namespace ModpackUpdater.Apps.Client.Gui;
@@ -15,7 +16,26 @@ public partial class App : Application
     public override void OnFrameworkInitializationCompleted()
     {
         if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
-            desktop.MainWindow = new MainForm();
+        {
+            DisableAvaloniaDataAnnotationValidation();
+            desktop.MainWindow = new MainView
+            {
+                DataContext = new MainViewModel(),
+            };
+        }
         base.OnFrameworkInitializationCompleted();
     }
+
+    private void DisableAvaloniaDataAnnotationValidation()
+    {
+        // Get an array of plugins to remove
+        var dataValidationPluginsToRemove =
+            BindingPlugins.DataValidators.OfType<DataAnnotationsValidationPlugin>().ToArray();
+
+        // remove each entry found
+        foreach (var plugin in dataValidationPluginsToRemove)
+        {
+            BindingPlugins.DataValidators.Remove(plugin);
+        }
+    }
 }

ModpackUpdater.Apps.Client.Gui/MainView.axaml

@@ -4,16 +4,23 @@
   xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
   xmlns:lang="clr-namespace:ModpackUpdater.Apps.Client.Gui.LangRes"
   xmlns:pilz="https://git.pilzinsel64.de/pilz-framework/pilz"
+  xmlns:gui="clr-namespace:ModpackUpdater.Apps.Client.Gui"
   xmlns:symbols="clr-namespace:Pilz.UI.Symbols;assembly=Pilz.UI"
   mc:Ignorable="d"
-  x:Class="ModpackUpdater.Apps.Client.Gui.MainForm"
+  x:Class="ModpackUpdater.Apps.Client.Gui.MainView"
+  x:DataType="gui:MainViewModel"
+  x:Name="window"
   Width="520"
   SizeToContent="Height"
   WindowStartupLocation="CenterScreen"
   CanMaximize="false"
   Title="Minecraft Modpack Updater"
   Icon="/Assets/app.ico"
-  Loaded="MainForm_Loaded">
+  Loaded="Control_OnLoaded">
+  
+  <Design.DataContext>
+    <gui:MainViewModel/>
+  </Design.DataContext>
 
   <Grid
     RowDefinitions="Auto,Auto,Auto,Auto,Auto"
@@ -22,6 +29,13 @@
     Margin="3"
     x:Name="MainGrid">
     
+    <Grid.IsEnabled>
+      <MultiBinding Converter="{x:Static BoolConverters.And}">
+        <Binding Path="HasInitialized"/>
+        <Binding Path="!IsUpdating"/>
+      </MultiBinding>
+    </Grid.IsEnabled>
+
     <Grid.ColumnDefinitions>
       <ColumnDefinition Width="Auto"/>
       <ColumnDefinition Width="*" MinWidth="250"/>
@@ -31,11 +45,11 @@
     <!-- Labels -->
     <Label Grid.Row="0" Grid.Column="0" Margin="3" Content="{x:Static lang:GeneralLangRes.MinecraftProfile}" Target="TextBoxMinecraftProfileFolder"/>
     <Label Grid.Row="1" Grid.Column="0" Margin="3" Content="{x:Static lang:GeneralLangRes.ModpackConfigUrl}" Target="TextBoxModpackConfig"/>
-    <Label Grid.Row="2" Grid.Column="0" Margin="3" IsVisible="false" x:Name="LabelInstallKey" Content="{x:Static lang:GeneralLangRes.InstallationKey}" Target="TextBoxInstallKey"/>
+    <Label Grid.Row="2" Grid.Column="0" Margin="3" IsVisible="{Binding CanUseExtrasKey}" Content="{x:Static lang:GeneralLangRes.InstallationKey}" Target="TextBoxInstallKey"/>
     <TextBlock Grid.Row="3" Grid.Column="0" Margin="3" Text="{x:Static lang:GeneralLangRes.Status}"/>
     <StackPanel Grid.Row="3" Grid.Column="1" Grid.ColumnSpan="2" Margin="3" Orientation="Horizontal" Spacing="6" MinHeight="{Binding MinHeight, ElementName=TextBoxMinecraftProfileFolder}">
-      <Image Width="{x:Static symbols:SymbolGlobals.DefaultImageSmallSize}" x:Name="ImageStatus"/>
+      <Image Width="{x:Static symbols:SymbolGlobals.DefaultImageSmallSize}" Source="{Binding StatusImage}"/>
-      <TextBlock x:Name="TextStatus"/>
+      <TextBlock Text="{Binding StatusText}"/>
     </StackPanel>
 
     <!-- TextBoxes: Profile -->
@@ -46,7 +60,7 @@
       Margin="3"
       VerticalAlignment="Center"
       Watermark="C:\..."
-      TextChanged="TextBoxMinecraftProfileFolder_TextChanged"/>
+      Text="{Binding MinecraftProfileFolder}"/>
 
     <!-- TextBoxes: ModpackConfig -->
     <TextBox
@@ -57,7 +71,7 @@
       Margin="3"
       VerticalAlignment="Center"
       Watermark="https://..."
-      TextChanged="TextBoxModpackConfig_TextChanged"/>
+      Text="{Binding ModpackConfigUrl}"/>
 
     <!-- TextBoxes: InstallKey -->
     <TextBox
@@ -68,8 +82,8 @@
       Margin="3"
       VerticalAlignment="Center"
       Watermark="XXXXX-YYYYY-ZZZZZ-AAAAA-BBBBB"
-      TextChanged="TextBoxInstallKey_TextChanged"
+      Text="{Binding InstallKey}"
-      IsVisible="false"/>
+      IsVisible="{Binding CanUseExtrasKey}"/>
 
     <!-- Button: SearchProfileFolder -->
     <pilz:ImageSplitButton
@@ -80,7 +94,28 @@
       VerticalAlignment="Stretch"
       HorizontalAlignment="Stretch"
       Text="{x:Static lang:GeneralLangRes.Select}"
-      Click="ButtonSearchProfileFolder_Click"/>
+      Click="ButtonSearchProfileFolder_Click">
+      
+      <pilz:ImageSplitButton.DataTemplates>
+        <DataTemplate DataType="gui:MainViewModel+EmptyRecentFilesItem">
+          <TextBlock Text="{x:Static lang:GeneralLangRes.NoRecentProfilesAvailable}" FontStyle="Italic"/>
+        </DataTemplate>
+          
+        <DataTemplate DataType="gui:MainViewModel+RecentFilesItem">
+          <MenuItem Header="{Binding Display}" Command="{Binding DataContext.OpenRecentPathCommand, ElementName=window}" CommandParameter="{Binding Path}" />
+        </DataTemplate>
+      </pilz:ImageSplitButton.DataTemplates>
+      
+      <pilz:ImageSplitButton.Flyout>
+        <MenuFlyout ItemsSource="{Binding RecentMinecraftProfilePathItems}">
+          <MenuFlyout.ItemTemplate>
+            <DataTemplate>
+              <ContentControl Content="{Binding}"/>
+            </DataTemplate>
+          </MenuFlyout.ItemTemplate>
+        </MenuFlyout>
+      </pilz:ImageSplitButton.Flyout>
+    </pilz:ImageSplitButton>
 
     <!-- Button: CheckForUpdates -->
     <pilz:ImageButton
@@ -91,7 +126,8 @@
       VerticalAlignment="Stretch"
       HorizontalAlignment="Stretch"
       Text="{x:Static lang:GeneralLangRes.CheckForUpdates}"
-      Click="ButtonCheckForUpdates_Click"/>
+      Command="{Binding CheckForUpdatesCommand}"
+      IsEnabled="{Binding CanUpdate}"/>
 
     <!-- Button: Install -->
     <pilz:ImageSplitButton
@@ -103,10 +139,12 @@
       HorizontalAlignment="Stretch"
       HorizontalContentAlignment="Center"
       Text="{x:Static lang:GeneralLangRes.Install}"
-      Click="ButtonInstall_Click">
+      Command="{Binding InstallCommand}"
+      IsEnabled="{Binding CanUpdate}">
+      
       <SplitButton.Flyout>
         <MenuFlyout>
-          <MenuItem x:Name="MenuItemRepair" Header="{x:Static lang:GeneralLangRes.Repair}" Click="MenuItemRepair_Click"/>
+          <MenuItem x:Name="MenuItemRepair" Header="{x:Static lang:GeneralLangRes.Repair}" Command="{Binding RepairCommand}"/>
         </MenuFlyout>
       </SplitButton.Flyout>
     </pilz:ImageSplitButton>

ModpackUpdater.Apps.Client.Gui/MainView.axaml.cs

@@ -0,0 +1,51 @@
+using System.Reflection;
+using Avalonia.Controls;
+using Avalonia.Interactivity;
+using Avalonia.Platform.Storage;
+using Avalonia.Threading;
+using ModpackUpdater.Apps.Client.Gui.LangRes;
+using Pilz.Extensions;
+using Pilz.UI.Symbols;
+
+namespace ModpackUpdater.Apps.Client.Gui;
+
+public partial class MainView : Window
+{
+    public MainViewModel Model => DataContext as MainViewModel ?? throw new NullReferenceException();
+
+    public MainView()
+    {
+        InitializeComponent();
+
+        Title = $"{Title} (v{Assembly.GetExecutingAssembly().GetAppVersion().ToShortString()})";
+
+        ButtonSearchProfileFolder.ImageSource = AppGlobals.Symbols.GetImageSource(AppSymbols.opened_folder);
+        ButtonCheckForUpdates.ImageSource = AppGlobals.Symbols.GetImageSource(AppSymbols.update_done);
+        ButtonInstall.ImageSource = AppGlobals.Symbols.GetImageSource(AppSymbols.software_installer);
+        MenuItemRepair.Icon = AppGlobals.Symbols.GetImage(AppSymbols.wrench, SymbolSize.Small);
+    }
+
+    private async void InitializeViewModel()
+    {
+        await Model.CheckForUpdates(this);
+        await Model.Initialize();
+    }
+
+    private void Control_OnLoaded(object? sender, RoutedEventArgs e)
+    {
+        Dispatcher.UIThread.Post(InitializeViewModel, DispatcherPriority.Background);
+    }
+
+    private async void ButtonSearchProfileFolder_Click(object? sender, RoutedEventArgs e)
+    {
+        var filePaths = await StorageProvider.OpenFolderPickerAsync(new FolderPickerOpenOptions
+        {
+            Title = GeneralLangRes.SelectMinecraftProfileFolder,
+            SuggestedStartLocation = await StorageProvider.TryGetFolderFromPathAsync(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData)),
+            AllowMultiple = false,
+        });
+
+        if (filePaths.Count >= 1)
+            Model.MinecraftProfileFolder = filePaths[0].Path.AbsolutePath;
+    }
+}

ModpackUpdater.Apps.Client.Gui/MainViewModel.cs

@@ -1,84 +1,140 @@
-using System.Diagnostics;
+using System.Collections.ObjectModel;
-using System.Reflection;
+using System.Diagnostics;
+using System.Windows.Input;
 using Avalonia.Controls;
-using Avalonia.Interactivity;
 using Avalonia.Media;
-using Avalonia.Platform.Storage;
+using CommunityToolkit.Mvvm.ComponentModel;
-using Avalonia.Threading;
+using CommunityToolkit.Mvvm.Input;
 using ModpackUpdater.Apps.Client.Gui.LangRes;
 using ModpackUpdater.Manager;
-using Pilz.Extensions;
 using Pilz.Extensions.Collections;
-using Pilz.UI.Symbols;
 
 namespace ModpackUpdater.Apps.Client.Gui;
 
-public partial class MainForm : Window
+public partial class MainViewModel : ObservableObject
 {
-    private readonly MenuFlyout menuFlyoutSearchProfileFolder = new();
+    public class EmptyRecentFilesItem;
+    
+    public class RecentFilesItem(string path)
+    {
+        public string Path => path;
+        public string Display => path.Length > 50 ? $"...{path[^50..]}" : path;
+    }
+
     private readonly UpdateCheckOptions updateOptions = new();
     private ModpackInfo modpackInfo = new();
     private ModpackConfig updateConfig = new();
     private ModpackFeatures? features;
     private UpdateCheckResult? lastUpdateCheckResult;
-    private bool currentUpdating;
-    private bool loadingData;
     
-    public MainForm()
+    [ObservableProperty] private string? minecraftProfileFolder;
+    [ObservableProperty] private string? modpackConfigUrl;
+    [ObservableProperty] private string? installKey;
+    [ObservableProperty] private string statusText = "-";
+    [ObservableProperty] private IImage? statusImage;
+    [ObservableProperty] private bool hasInitialized;
+    [ObservableProperty] private bool isUpdating;
+    [ObservableProperty] private bool loadingData;
+    [ObservableProperty] private bool canUpdate;
+    [ObservableProperty] private bool canUseExtrasKey;
+
+    public ObservableCollection<object> RecentMinecraftProfilePathItems { get; } = [];
+    
+    public ICommand CheckForUpdatesCommand { get; }
+    public ICommand InstallCommand { get; }
+    public ICommand RepairCommand { get; }
+
+    public MainViewModel()
     {
-        InitializeComponent();
+        CheckForUpdatesCommand = new AsyncRelayCommand(async () => await CheckStatusAndUpdate(false));
+        InstallCommand = new AsyncRelayCommand(async () => await ExecuteUpdate(true, false));
+        RepairCommand = new AsyncRelayCommand(async () => await ExecuteUpdate(true, true));
+    }
 
-        Title = $"{Title} (v{Assembly.GetExecutingAssembly().GetAppVersion().ToShortString()})";
+    public async Task CheckForUpdates(Window parent)
-        ButtonSearchProfileFolder.Flyout = menuFlyoutSearchProfileFolder;
+    {
-
+        var updates = new AppUpdates("client", parent);
-        ButtonSearchProfileFolder.ImageSource = AppGlobals.Symbols.GetImageSource(AppSymbols.opened_folder);
+        updates.OnDownloadProgramUpdate += (_, _) => SetStatus(GeneralLangRes.DownloadProgramUpdate, AppGlobals.Symbols.GetImageSource(AppSymbols.software_installer));
-        ButtonCheckForUpdates.ImageSource = AppGlobals.Symbols.GetImageSource(AppSymbols.update_done);
+        await updates.UpdateApp();
-        ButtonInstall.ImageSource = AppGlobals.Symbols.GetImageSource(AppSymbols.software_installer);
+    }
-        MenuItemRepair.Icon = AppGlobals.Symbols.GetImage(AppSymbols.wrench, SymbolSize.Small);
     
+    public async Task Initialize()
+    {
         ClearStatus();
         LoadProfileToUi();
+        LoadRecentFilesToUi();
+        HasInitialized = true;
+        await CheckStatusAndUpdate(true);
     }
     
-    #region Features
+    partial void OnMinecraftProfileFolderChanged(string? value)
-
-    private void SetStatus(string statusText, IImage? image)
     {
-        TextStatus.Text = statusText;
+        if (!LoadingData)
-        ImageStatus.Source = image;
+            _ = CheckStatusAndUpdate(true);
     }
 
-    private void ClearStatus()
+    partial void OnModpackConfigUrlChanged(string? value)
     {
-        TextStatus.Text = "-";
+        if (!LoadingData)
-        ImageStatus.Source = null;
+            _ = CheckStatusAndUpdate(false);
     }
-    private void LoadRecentFilesToUi()
+
+    partial void OnInstallKeyChanged(string? value)
     {
-        menuFlyoutSearchProfileFolder.Items.Clear();
+        if (!LoadingData)
+            _ = CheckStatusAndUpdate(false);
+    }
+    
+    public void SetStatus(string statusText, IImage? image)
+    {
+        StatusText = statusText;
+        StatusImage = image;
+    }
+
+    public void ClearStatus()
+    {
+        StatusText = "-";
+        StatusImage = null;
+    }
+
+    private bool AllowExtras()
+    {
+        return features != null && features.IsEnabled(ModpackFeatures.FeatureAllowExtas, new AllowExtrasFeatureContext(modpackInfo));
+    }
+
+    public void LoadProfileToUi()
+    {
+        LoadingData = true;
+
+        MinecraftProfileFolder = modpackInfo.LocalPath ?? AppConfig.Instance.RecentMinecraftProfilePaths.FirstOrDefault() ?? MinecraftProfileFolder;
+        ModpackConfigUrl = modpackInfo.ConfigUrl ?? ModpackConfigUrl;
+        InstallKey = modpackInfo.ExtrasKey ?? InstallKey;
+
+        LoadingData = false;
+    }
+
+    private void LoadOptionsToUi()
+    {
+        //foreach (var set in )
+        //{
+        //    // ...
+        //}
+    }
+
+    public void LoadRecentFilesToUi()
+    {
+        RecentMinecraftProfilePathItems.Clear();
         
         if (AppConfig.Instance.RecentMinecraftProfilePaths.Count == 0)
         {
-            menuFlyoutSearchProfileFolder.Items.Add(new TextBlock
+            RecentMinecraftProfilePathItems.Add(new EmptyRecentFilesItem());
-            {
-                Text = GeneralLangRes.NoRecentProfilesAvailable,
-                FontStyle = FontStyle.Italic,
-            });
             return;
         }
 
         AppConfig.Instance.RecentMinecraftProfilePaths.ForEach(path =>
         {
-            if (File.Exists(path))
+            if (Directory.Exists(path))
-                return;
+                RecentMinecraftProfilePathItems.Add(new RecentFilesItem(path));
-
-            var item = new MenuItem
-            {
-                Header = path.Length > 50 ? $"...{path[^50..]}" : path,
-                DataContext = path,
-            };
-            item.Click += MenuItemRecentMinecraftProfilePathItem_Click;
-            menuFlyoutSearchProfileFolder.Items.Add(item);
         });
     }
 
@@ -92,26 +148,14 @@ public partial class MainForm : Window
         AppConfig.Instance.RecentMinecraftProfilePaths.Skip(10).ForEach(n => AppConfig.Instance.RecentMinecraftProfilePaths.Remove(n));
     }
 
-    private void LoadProfileToUi()
+    [RelayCommand]
+    private void OpenRecentPath(string path)
     {
-        loadingData = true;
+        if (!string.IsNullOrWhiteSpace(path))
-
+            MinecraftProfileFolder = path;
-        TextBoxMinecraftProfileFolder.Text = modpackInfo.LocalPath ?? AppConfig.Instance.RecentMinecraftProfilePaths.FirstOrDefault() ?? TextBoxMinecraftProfileFolder.Text;
-        TextBoxModpackConfig.Text = modpackInfo.ConfigUrl ?? TextBoxModpackConfig.Text;
-        TextBoxInstallKey.Text = modpackInfo.ExtrasKey ?? TextBoxInstallKey.Text;
-
-        Dispatcher.UIThread.Post(() => loadingData = false, DispatcherPriority.Background);
     }
 
-    private void LoadOptionsToUi()
+    public async Task CheckStatusAndUpdate(bool loadProfileToUi)
-    {
-        //foreach (var set in )
-        //{
-        //    // ...
-        //}
-    }
-
-    private async void CheckStatusAndUpdate(bool loadProfileToUi)
     {
         if (!CheckStatus(loadProfileToUi))
             return;
@@ -124,9 +168,11 @@ public partial class MainForm : Window
     
     private bool CheckStatus(bool loadProfileToUi)
     {
+        ClearStatus();
+        
         try
         {
-            modpackInfo = ModpackInfo.TryLoad(TextBoxMinecraftProfileFolder.Text?.Trim());
+            modpackInfo = ModpackInfo.TryLoad(MinecraftProfileFolder?.Trim());
         }
         catch
         {
@@ -138,7 +184,7 @@ public partial class MainForm : Window
 
         try
         {
-            updateConfig = ModpackConfig.LoadFromUrl(TextBoxModpackConfig.Text);
+            updateConfig = ModpackConfig.LoadFromUrl(ModpackConfigUrl);
         }
         catch
         {
@@ -146,69 +192,68 @@ public partial class MainForm : Window
         }
 
         features = new(updateConfig);
-        modpackInfo.ExtrasKey = TextBoxInstallKey.Text?.Trim();
+        modpackInfo.ExtrasKey = InstallKey?.Trim();
-        if (!features.IsInvalid() && !string.IsNullOrWhiteSpace(TextBoxInstallKey.Text) && !AllowExtras())
+        if (!features.IsInvalid() && !string.IsNullOrWhiteSpace(modpackInfo.ExtrasKey) && !AllowExtras())
         {
             SetStatus(GeneralLangRes.InstallationKeyNotValid, AppGlobals.Symbols.GetImageSource(AppSymbols.general_warning_sign));
             return false;
         }
 
-        LabelInstallKey.IsVisible = TextBoxInstallKey.IsVisible = !string.IsNullOrWhiteSpace(updateConfig.UnleashApiUrl);
+        CanUseExtrasKey = CanUseExtrasKey = !string.IsNullOrWhiteSpace(updateConfig.UnleashApiUrl);
 
-        if (string.IsNullOrWhiteSpace(TextBoxMinecraftProfileFolder.Text) /*|| modpackInfo.Valid*/)
+        if (string.IsNullOrWhiteSpace(MinecraftProfileFolder) /*|| modpackInfo.Valid*/)
         {
             SetStatus(GeneralLangRes.MinecraftProfileFolderSeemsInvalid, AppGlobals.Symbols.GetImageSource(AppSymbols.general_warning_sign));
-            ButtonCheckForUpdates.IsEnabled = false;
+            CanUpdate = false;
-            ButtonInstall.IsEnabled = false;
             return false;
         }
-        else if (string.IsNullOrWhiteSpace(TextBoxModpackConfig.Text))
+        else if (string.IsNullOrWhiteSpace(ModpackConfigUrl))
         {
             SetStatus(GeneralLangRes.ConfigIncompleteOrNotLoaded, AppGlobals.Symbols.GetImageSource(AppSymbols.general_warning_sign));
-            ButtonCheckForUpdates.IsEnabled = false;
+            CanUpdate = false;
-            ButtonInstall.IsEnabled = false;
             return false;
         }
         else if (updateConfig.Maintenance && !updateOptions.IgnoreMaintenance)
         {
             SetStatus(GeneralLangRes.UpdateServerInMaintenance, AppGlobals.Symbols.GetImageSource(AppSymbols.services));
-            ButtonCheckForUpdates.IsEnabled = false;
+            CanUpdate = false;
-            ButtonInstall.IsEnabled = false;
             return false;
         }
         LoadOptionsToUi();
-        ButtonCheckForUpdates.IsEnabled = true;
+        CanUpdate = true;
-        ButtonInstall.IsEnabled = true;
         return true;
     }
 
     private async Task ExecuteUpdate(bool doInstall, bool repair)
     {
+        ClearStatus();
+        
         // Ensure set extras key
-        modpackInfo.ExtrasKey = TextBoxInstallKey.Text?.Trim();
+        modpackInfo.ExtrasKey = InstallKey?.Trim();
 
         var updater = new ModpackInstaller(updateConfig, modpackInfo);
-        updater.InstallProgessUpdated += Update_InstallProgessUpdated;
+        updater.InstallProgessUpdated += Updater_InstallProgressUpdated;
-        updater.CheckingProgressUpdated += Updated_CheckingProgresssUpdated;
+        updater.CheckingProgressUpdated += Updater_CheckingProgressUpdated;
 
         void error()
         {
             SetStatus(GeneralLangRes.ErrorOnUpdateCheckOrUpdating, AppGlobals.Symbols.GetImageSource(AppSymbols.close));
-            currentUpdating = false;
+            IsUpdating = false;
         }
         void installing()
         {
             SetStatus(GeneralLangRes.Installing, AppGlobals.Symbols.GetImageSource(AppSymbols.software_installer));
-            currentUpdating = true;
+            IsUpdating = true;
         }
         void updatesAvailable()
         {
             SetStatus(GeneralLangRes.AnUpdateIsAvailable, AppGlobals.Symbols.GetImageSource(AppSymbols.software_installer));
+            IsUpdating = false;
         }
         void everythingOk()
         {
             SetStatus(GeneralLangRes.EverythingIsRightAndUpToDate, AppGlobals.Symbols.GetImageSource(AppSymbols.done));
-            currentUpdating = false;
+            IsUpdating = false;
         }
 
         // Check only if not pressed "install", not really needed otherwise.
@@ -261,7 +306,7 @@ public partial class MainForm : Window
 
         // Install updates
         installing();
-        currentUpdating = true;
+        IsUpdating = true;
         try
         {
             // Install
@@ -275,7 +320,7 @@ public partial class MainForm : Window
             lastUpdateCheckResult = null; // Reset last update check, a new one would be needed now.
             everythingOk();
         }
-        catch (Exception)
+        catch
         {
             // Error
             error();
@@ -284,96 +329,14 @@ public partial class MainForm : Window
         }
     }
 
-    private bool AllowExtras()
+    private void Updater_CheckingProgressUpdated(int toCheck, int processed)
-    {
-        return features != null && features.IsEnabled(ModpackFeatures.FeatureAllowExtas, new AllowExtrasFeatureContext(modpackInfo));
-    }
-
-    private void Updated_CheckingProgresssUpdated(int toCheck, int processed)
     {
         SetStatus(Math.Round(processed / (double)toCheck * 100d, 1) + "%", AppGlobals.Symbols.GetImageSource(AppSymbols.update_done));
     }
 
-    private void Update_InstallProgessUpdated(UpdateCheckResult result, int processedSyncs)
+    private void Updater_InstallProgressUpdated(UpdateCheckResult result, int processedSyncs)
     {
         var actionCount = result.Actions.Count;
         SetStatus(Math.Round(processedSyncs / (double)actionCount * 100d, 1) + "%", AppGlobals.Symbols.GetImageSource(AppSymbols.software_installer));
     }
-
-    #endregion
-
-    #region Gui
-
-    private async void MainForm_Loaded(object? sender, RoutedEventArgs e)
-    {
-        var updates = new AppUpdates("client", this);
-        updates.OnDownloadProgramUpdate += (_, _) => SetStatus(GeneralLangRes.DownloadProgramUpdate, AppGlobals.Symbols.GetImageSource(AppSymbols.software_installer)); 
-        await updates.UpdateApp();
-        ClearStatus();
-        LoadRecentFilesToUi();
-        CheckStatusAndUpdate(true);
-    }
-
-    private void TextBoxMinecraftProfileFolder_TextChanged(object? o, TextChangedEventArgs args)
-    {
-        if (!loadingData)
-            CheckStatusAndUpdate(true);
-    }
-
-    private void TextBoxModpackConfig_TextChanged(object? o, RoutedEventArgs args)
-    {
-        if (!loadingData)
-            CheckStatusAndUpdate(false);
-    }
-
-    private void TextBoxInstallKey_TextChanged(object? o, RoutedEventArgs args)
-    {
-        if (!loadingData)
-            CheckStatusAndUpdate(false);
-    }
-
-    private async void ButtonSearchProfileFolder_Click(object? sender, RoutedEventArgs e)
-    {
-        var filePaths = await StorageProvider.OpenFolderPickerAsync(new FolderPickerOpenOptions
-        {
-            Title = GeneralLangRes.SelectMinecraftProfileFolder,
-            SuggestedStartLocation = await StorageProvider.TryGetFolderFromPathAsync(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData)),
-            AllowMultiple = false,
-        });
-
-        if (filePaths.Count >= 1)
-            TextBoxMinecraftProfileFolder.Text = filePaths[0].Path.AbsolutePath;
-    }
-
-    private async void ButtonCheckForUpdates_Click(object? sender, RoutedEventArgs e)
-    {
-        ClearStatus();
-        await ExecuteUpdate(false, false);
-    }
-
-    private async void ButtonInstall_Click(object? sender, RoutedEventArgs e)
-    {
-        if (currentUpdating)
-            return;
-        
-        ClearStatus();
-        await ExecuteUpdate(true, false);
-    }
-
-    private async void MenuItemRepair_Click(object? sender, RoutedEventArgs e)
-    {
-        if (currentUpdating)
-            return;
-        
-        ClearStatus();
-        await ExecuteUpdate(true, true);
-    }
-
-    private void MenuItemRecentMinecraftProfilePathItem_Click(object? sender, RoutedEventArgs e)
-    {
-        if (sender is MenuItem item && item.DataContext is string path)
-            TextBoxMinecraftProfileFolder.Text = path;
-    }
-
-    #endregion
 }

ModpackUpdater.Apps.Client.Gui/ModpackUpdater.Apps.Client.Gui.csproj

@@ -66,6 +66,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
+    <PackageReference Include="CommunityToolkit.Mvvm" Version="8.4.0" />
     <PackageReference Include="MessageBox.Avalonia" Version="3.3.0" />
     <PackageReference Include="Mono.Options" Version="6.12.0.148" />
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