add changlog stuff

.idea/.idea.SPTInstaller/.idea/avalonia.xml

@@ -7,6 +7,8 @@
         <entry key="SPTInstaller/Assets/Styles.axaml" value="SPTInstaller/SPTInstaller.csproj" />
         <entry key="SPTInstaller/CustomControls/CacheInfo.axaml" value="SPTInstaller/SPTInstaller.csproj" />
         <entry key="SPTInstaller/CustomControls/DetailedPreCheckItem.axaml" value="SPTInstaller/SPTInstaller.csproj" />
+        <entry key="SPTInstaller/CustomControls/Dialogs/ConfirmationDialog.axaml" value="SPTInstaller/SPTInstaller.csproj" />
+        <entry key="SPTInstaller/CustomControls/Dialogs/MessageDialog.axaml" value="SPTInstaller/SPTInstaller.csproj" />
         <entry key="SPTInstaller/CustomControls/Dialogs/WhyCacheThoughDialog.axaml" value="SPTInstaller/SPTInstaller.csproj" />
         <entry key="SPTInstaller/CustomControls/MainInstallerButton.axaml" value="SPTInstaller/SPTInstaller.csproj" />
         <entry key="SPTInstaller/CustomControls/PreCheckDetails.axaml" value="SPTInstaller/SPTInstaller.csproj" />

SPTInstaller/CustomControls/Dialogs/ChangeLogDialog.axaml

@@ -0,0 +1,21 @@
+<UserControl xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+             xmlns:dialogHost="clr-namespace:DialogHostAvalonia;assembly=DialogHost.Avalonia"
+             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+             x:Class="SPTInstaller.CustomControls.Dialogs.ChangeLogDialog"
+             MinWidth="400">
+    <StackPanel>
+        <Label Content="{Binding Version, RelativeSource={RelativeSource AncestorType=UserControl}, StringFormat='{}Installer Change Log for {0}'}" FontSize="18" FontWeight="SemiBold"
+        />
+        <Separator Margin="0 10" Padding="0" Background="{StaticResource AKI_Yellow}"/>
+        <TextBlock Text="{Binding Message, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                   TextWrapping="Wrap" MinHeight="100"
+        />
+        <Button Content="Close" Classes="yellow"
+                HorizontalAlignment="Right"
+                Command="{Binding RelativeSource={RelativeSource FindAncestor, AncestorType=dialogHost:DialogHost}, Path=CloseDialogCommand}"
+        />
+    </StackPanel>
+</UserControl>

SPTInstaller/CustomControls/Dialogs/ChangeLogDialog.axaml.cs

@@ -0,0 +1,27 @@
+using Avalonia;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+using Tmds.DBus.Protocol;
+
+namespace SPTInstaller.CustomControls.Dialogs;
+
+public partial class ChangeLogDialog : UserControl
+{
+    public string Message { get; set; }
+    public string Version { get; set; }
+    public ChangeLogDialog(string newVersion, string message)
+    {
+        InitializeComponent();
+        Message = message;
+        Version = newVersion;
+    }
+    
+    // public static readonly StyledProperty<string> MessageProperty =
+    //     AvaloniaProperty.Register<ChangeLogDialog, string>("Message");
+    //
+    // public string Message
+    // {
+    //     get => GetValue(MessageProperty);
+    //     set => SetValue(MessageProperty, value);
+    // }
+}

SPTInstaller/CustomControls/UpdateButton.axaml

@@ -26,7 +26,8 @@
                 <Button Content="Not now" CornerRadius="0 20 20 0"
                         Command="{Binding DismissCommand, RelativeSource={RelativeSource AncestorType=UserControl}}" />
             </StackPanel>
-
+            <Button HorizontalAlignment="Center" Content="What's new?" Classes="link"
+                    Command="{Binding WhatsNewCommand, RelativeSource={RelativeSource AncestorType=UserControl}}"/>
         </StackPanel>
 
         <Panel Margin="0 10">

SPTInstaller/CustomControls/UpdateButton.axaml.cs

@@ -50,6 +50,15 @@ public partial class UpdateButton : UserControl
         set => SetValue(UpdateCommandProperty, value);
     }
     
+    public static readonly StyledProperty<ICommand> WhatsNewCommandProperty =
+        AvaloniaProperty.Register<UpdateButton, ICommand>("WhatsNewCommand");
+    
+    public ICommand WhatsNewCommand
+    {
+        get => GetValue(WhatsNewCommandProperty);
+        set => SetValue(WhatsNewCommandProperty, value);
+    }
+    
     public static readonly StyledProperty<bool> UpdatingProperty = AvaloniaProperty.Register<UpdateButton, bool>(
         "Updating");
     

SPTInstaller/Models/InstallerUpdateInfo.cs

@@ -9,7 +9,7 @@ namespace SPTInstaller.Models;
 
 public class InstallerUpdateInfo : ReactiveObject
 {
-    private Version? _newVersion;
+    public Version? NewVersion { get; private set; }
     
     public string ChangeLog = "";
     
@@ -99,7 +99,7 @@ public class InstallerUpdateInfo : ReactiveObject
     
     private async Task<string> DownloadNewInstaller()
     {
-        UpdateInfoText = $"Downloading installer v{_newVersion}";
+        UpdateInfoText = $"Downloading installer v{NewVersion}";
         
         var progress = new Progress<double>(x => DownloadProgress = (int)x);
         
@@ -166,7 +166,7 @@ public class InstallerUpdateInfo : ReactiveObject
                 return;
             }
             
-            _newVersion = latestVersion;
+            NewVersion = latestVersion;
             ChangeLog = installerInfo.ChangeLog;
             
             EndCheck($"Update available: v{latestVersion}", true);

SPTInstaller/ViewModels/PreChecksViewModel.cs

@@ -36,6 +36,8 @@ public class PreChecksViewModel : ViewModelBase
     
     public ICommand DismissUpdateCommand { get; set; }
     
+    public ICommand WhatsNewCommand { get; set; }
+    
     public ICommand LaunchWithDebug { get; set; }
     
     public InstallerUpdateInfo UpdateInfo { get; set; } = new();
@@ -267,6 +269,9 @@ public class PreChecksViewModel : ViewModelBase
         
         DismissUpdateCommand = ReactiveCommand.Create(() => { UpdateInfo.Show = false; });
         
+        WhatsNewCommand =
+            ReactiveCommand.Create(async () => await DialogHost.Show(new ChangeLogDialog(UpdateInfo.NewVersion.ToString(), UpdateInfo.ChangeLog)));
+        
         
         Task.Run(async () =>
         {

SPTInstaller/Views/PreChecksView.axaml

@@ -90,6 +90,7 @@
                          Updating="{Binding UpdateInfo.Updating}"
                          DismissCommand="{Binding DismissUpdateCommand}"
                          UpdateCommand="{Binding UpdateInstallerCommand}"
+                         WhatsNewCommand="{Binding  WhatsNewCommand}"
                          DownloadProgress="{Binding UpdateInfo.DownloadProgress}"
                          UpdateAvailable="{Binding UpdateInfo.UpdateAvailable}"
                          CheckingForUpdate="{Binding UpdateInfo.CheckingForUpdates}" />