From e70e30ff571296131a846b6fbb026c896a3b7855 Mon Sep 17 00:00:00 2001
From: "waffle.lord" <waffle.lord@hotmail.com>
Date: Sat, 29 Jul 2023 23:00:13 -0400
Subject: [PATCH 1/2] add installer update info to check for updates WIP

---
 .../Installer Tasks/ReleaseCheckTask.cs       |  2 -
 SPTInstaller/Models/InstallerUpdateInfo.cs    | 92 +++++++++++++++++++
 SPTInstaller/SPTInstaller.csproj              |  4 +-
 .../ViewModels/MainWindowViewModel.cs         | 16 +++-
 SPTInstaller/Views/MainWindow.axaml           |  4 +-
 5 files changed, 110 insertions(+), 8 deletions(-)
 create mode 100644 SPTInstaller/Models/InstallerUpdateInfo.cs

diff --git a/SPTInstaller/Installer Tasks/ReleaseCheckTask.cs b/SPTInstaller/Installer Tasks/ReleaseCheckTask.cs
index e28b14e..926a812 100644
--- a/SPTInstaller/Installer Tasks/ReleaseCheckTask.cs	
+++ b/SPTInstaller/Installer Tasks/ReleaseCheckTask.cs	
@@ -20,8 +20,6 @@ public class ReleaseCheckTask : InstallerTaskBase
     {
         try
         {
-            Configuration.Default.BasePath = "https://dev.sp-tarkov.com/api/v1";
-
             var repo = new RepositoryApi(Configuration.Default);
 
             SetStatus("Checking SPT Releases", "", null, ProgressStyle.Indeterminate);
diff --git a/SPTInstaller/Models/InstallerUpdateInfo.cs b/SPTInstaller/Models/InstallerUpdateInfo.cs
new file mode 100644
index 0000000..b19db7d
--- /dev/null
+++ b/SPTInstaller/Models/InstallerUpdateInfo.cs
@@ -0,0 +1,92 @@
+using Gitea.Api;
+using Gitea.Client;
+using ReactiveUI;
+using Serilog;
+using System.Threading.Tasks;
+using System.Windows.Input;
+
+namespace SPTInstaller.Models;
+public class InstallerUpdateInfo : ReactiveObject
+{
+    private bool _updateAvailable;
+    public bool UpdateAvailable
+    {
+        get => _updateAvailable;
+        set => this.RaiseAndSetIfChanged(ref _updateAvailable, value);
+    }
+
+    private Version _currentVersion;
+    public Version CurrentVersion
+    {
+        get => _currentVersion;
+        set => this.RaiseAndSetIfChanged(ref _currentVersion, value);
+    }
+
+    private Version _newVersion;
+    public Version NewVersion
+    {
+        get => _newVersion;
+        set => this.RaiseAndSetIfChanged(ref _newVersion, value);
+    }
+
+
+    private bool _checkingForUpdates;
+    public bool CheckingForUpdates
+    {
+        get => _checkingForUpdates;
+        set => this.RaiseAndSetIfChanged(ref _checkingForUpdates, value);
+    }
+
+    public async Task<bool> CheckForUpdates()
+    {
+        CheckingForUpdates = true;
+
+        try
+        {
+            var repo = new RepositoryApi(Configuration.Default);
+
+            var releases = await repo.RepoListReleasesAsync("CWX", "SPT-AKI-Installer");
+
+            if (releases == null || releases.Count == 0)
+                return false;
+
+            var latest = releases.FindAll(x => !x.Prerelease)[0];
+
+            if (latest == null)
+                return false;
+
+            var latestVersion = new Version(latest.TagName);
+
+            if (latestVersion == null || latestVersion <= CurrentVersion)
+                return false;
+
+            NewVersion = latestVersion;
+            UpdateAvailable = true;
+            CheckingForUpdates = false;
+
+            return true;
+        }
+        catch (Exception ex)
+        {
+            Log.Logger.Error(ex, "Failed to check for updates");
+        }
+
+        CheckingForUpdates = false;
+        return false;
+    }
+
+    public ICommand UpdateInstaller { get; set; }
+
+    public InstallerUpdateInfo(Version? currentVersion)
+    {
+        if (currentVersion == null)
+            return;
+
+        CurrentVersion = currentVersion;
+
+        UpdateInstaller = ReactiveCommand.Create(() =>
+        {
+            // TODO: update installer here
+        });
+    }
+}
diff --git a/SPTInstaller/SPTInstaller.csproj b/SPTInstaller/SPTInstaller.csproj
index 7587cb0..7f49e5a 100644
--- a/SPTInstaller/SPTInstaller.csproj
+++ b/SPTInstaller/SPTInstaller.csproj
@@ -9,8 +9,8 @@
     <PackageIcon>icon.ico</PackageIcon>
     <ApplicationIcon>Assets\icon.ico</ApplicationIcon>
     <Configurations>Debug;Release;TEST</Configurations>
-    <AssemblyVersion>2.5</AssemblyVersion>
-    <FileVersion>2.5</FileVersion>
+    <AssemblyVersion>2.6</AssemblyVersion>
+    <FileVersion>2.6</FileVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/SPTInstaller/ViewModels/MainWindowViewModel.cs b/SPTInstaller/ViewModels/MainWindowViewModel.cs
index 8b86439..996ddb7 100644
--- a/SPTInstaller/ViewModels/MainWindowViewModel.cs
+++ b/SPTInstaller/ViewModels/MainWindowViewModel.cs
@@ -1,7 +1,10 @@
 using Avalonia;
+using Gitea.Client;
 using ReactiveUI;
 using Serilog;
+using SPTInstaller.Models;
 using System.Reflection;
+using System.Threading.Tasks;
 
 namespace SPTInstaller.ViewModels;
 
@@ -19,13 +22,22 @@ public class MainWindowViewModel : ReactiveObject, IActivatableViewModel, IScree
 
     public MainWindowViewModel()
     {
-        string? version = Assembly.GetExecutingAssembly().GetName()?.Version?.ToString();
+        Configuration.Default.BasePath = "https://dev.sp-tarkov.com/api/v1";
 
-        Title = $"SPT Installer {"v" + version ?? "--unknown version--"}";
+        Version? version = Assembly.GetExecutingAssembly().GetName()?.Version;
+
+        Title = $"SPT Installer {"v" + version?.ToString() ?? "--unknown version--"}";
 
         Log.Information($"========= {Title} Started =========");
         Log.Information(Environment.OSVersion.VersionString);
 
+        var updateInfo = new InstallerUpdateInfo(version);
+
+        Task.Run(async () =>
+        {
+            await updateInfo.CheckForUpdates();
+        });
+
         Router.Navigate.Execute(new PreChecksViewModel(this));
     }
 
diff --git a/SPTInstaller/Views/MainWindow.axaml b/SPTInstaller/Views/MainWindow.axaml
index 659652b..089734d 100644
--- a/SPTInstaller/Views/MainWindow.axaml
+++ b/SPTInstaller/Views/MainWindow.axaml
@@ -1,4 +1,4 @@
-<Window xmlns="https://github.com/avaloniaui"
+<Window xmlns="https://github.com/avaloniaui"
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:vm="using:SPTInstaller.ViewModels"
 		xmlns:rxui="using:Avalonia.ReactiveUI"
@@ -16,7 +16,7 @@
         ExtendClientAreaTitleBarHeightHint="-1"
         Background="{StaticResource AKI_Background_Light}"
 		>
-
+    
 	<Window.Styles>
 		<StyleInclude Source="/Assets/Styles.axaml"/>
 	</Window.Styles>

From f135a3e325168c16882a39b6930d7eddb8efe0c8 Mon Sep 17 00:00:00 2001
From: "waffle.lord" <waffle.lord@hotmail.com>
Date: Sun, 30 Jul 2023 16:15:52 -0400
Subject: [PATCH 2/2] finish auto update feature

---
 SPTInstaller/Assets/Styles.axaml              |  26 +++-
 .../CustomControls/UpdateInfoCard.axaml       |  53 ++++++++
 .../CustomControls/UpdateInfoCard.axaml.cs    |  60 +++++++++
 SPTInstaller/Helpers/DownloadCacheHelper.cs   |   8 +-
 SPTInstaller/Helpers/FileHelper.cs            |  30 ++++-
 SPTInstaller/Models/InstallerUpdateInfo.cs    | 116 ++++++++++++------
 SPTInstaller/Resources/update.ps1             |  27 ++++
 SPTInstaller/SPTInstaller.csproj              |   5 +
 .../ViewModels/DetailedPreChecksViewModel.cs  |   2 +-
 .../ViewModels/MainWindowViewModel.cs         |  17 ++-
 SPTInstaller/ViewModels/MessageViewModel.cs   |  10 +-
 SPTInstaller/ViewModels/PreChecksViewModel.cs |  12 +-
 SPTInstaller/Views/MainWindow.axaml           |  12 +-
 SPTInstaller/Views/MessageView.axaml          |   3 +-
 14 files changed, 323 insertions(+), 58 deletions(-)
 create mode 100644 SPTInstaller/CustomControls/UpdateInfoCard.axaml
 create mode 100644 SPTInstaller/CustomControls/UpdateInfoCard.axaml.cs
 create mode 100644 SPTInstaller/Resources/update.ps1

diff --git a/SPTInstaller/Assets/Styles.axaml b/SPTInstaller/Assets/Styles.axaml
index 401fbc5..7f446d4 100644
--- a/SPTInstaller/Assets/Styles.axaml
+++ b/SPTInstaller/Assets/Styles.axaml
@@ -168,7 +168,29 @@
 		<Setter Property="BorderBrush" Value="{StaticResource AKI_Brush_DarkGrayBlue}"/>
 	</Style>
 
-	<!-- Button outlined Style -->
+    <!-- Button outlined Style -->
+    <Style Selector="Button.outlined">
+        <Setter Property="Foreground" Value="{StaticResource AKI_Brush_Lighter}"/>
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="BorderBrush" Value="{StaticResource AKI_Brush_DarkGrayBlue}"/>
+        <Setter Property="BorderThickness" Value="2"/>
+    </Style>
+
+    <Style Selector="Button.outlined:pointerover /template/ ContentPresenter">
+        <Setter Property="TextBlock.Foreground" Value="{StaticResource AKI_Brush_Yellow}"/>
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="BorderBrush" Value="{StaticResource AKI_Brush_Yellow}"/>
+        <Setter Property="BorderThickness" Value="2"/>
+    </Style>
+
+    <Style Selector="Button.outlined:pressed /template/ ContentPresenter">
+        <Setter Property="TextBlock.Foreground" Value="{StaticResource AKI_Brush_DarkGrayBlue}"/>
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="BorderBrush" Value="Transparent"/>
+        <Setter Property="BorderThickness" Value="0"/>
+    </Style>
+
+	<!-- Button outlinedTLCorner Style -->
 	<Style Selector="Button.outlinedTLCorner">
 		<Setter Property="Foreground" Value="{StaticResource AKI_Brush_Lighter}"/>
 		<Setter Property="Background" Value="Transparent"/>
@@ -180,7 +202,7 @@
 		<Setter Property="TextBlock.Foreground" Value="{StaticResource AKI_Brush_Yellow}"/>
 		<Setter Property="Background" Value="Transparent"/>
 		<Setter Property="BorderBrush" Value="{StaticResource AKI_Brush_Yellow}"/>
-		<Setter Property="BorderThickness" Value="1 1 0 0"/>
+		<Setter Property="BorderThickness" Value="2 2 0 0"/>
 	</Style>
 
 	<Style Selector="Button.outlinedTLCorner:pressed /template/ ContentPresenter">
diff --git a/SPTInstaller/CustomControls/UpdateInfoCard.axaml b/SPTInstaller/CustomControls/UpdateInfoCard.axaml
new file mode 100644
index 0000000..5c7f528
--- /dev/null
+++ b/SPTInstaller/CustomControls/UpdateInfoCard.axaml
@@ -0,0 +1,53 @@
+<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"
+             mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+             x:Class="SPTInstaller.CustomControls.UpdateInfoCard"
+             MinHeight="100" MinWidth="300">
+    
+    <UserControl.Styles>
+        <Style Selector="Grid">
+            <Setter Property="Opacity" Value="0"/>
+            <Setter Property="Transitions">
+                <Setter.Value>
+                    <Transitions>
+                        <DoubleTransition Property="Opacity" Duration="0:0:0.2"/>
+                    </Transitions>
+                </Setter.Value>
+            </Setter>
+        </Style>
+        <Style Selector="Grid.show">
+            <Setter Property="Opacity" Value="1"/>
+        </Style>
+    </UserControl.Styles>
+    
+    <Grid ColumnDefinitions="10,*,AUTO,AUTO,10" RowDefinitions="10,AUTO,AUTO,10"
+          Classes.show="{Binding ShowUpdateCard, RelativeSource={RelativeSource AncestorType=UserControl}}">
+        <Border Grid.ColumnSpan="5" Grid.RowSpan="4"  Background="{StaticResource AKI_Background_Light}"
+                BoxShadow="2 2 10 .1 black" CornerRadius="8"
+                />
+        
+        <TextBlock Grid.Row="1" Grid.Column="1" Grid.ColumnSpan="3" MaxWidth="400"
+                   Text="{Binding InfoText, RelativeSource={RelativeSource AncestorType=UserControl}}" 
+                   TextWrapping="Wrap" Margin="0 10"
+                   />
+        
+        <Button Grid.Column="2" Grid.Row="2" Content="Not now"
+                Classes="outlined"
+                IsVisible="{Binding !Updating, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                Command="{Binding NotNowCommand, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                />
+        <Button Grid.Column="3" Grid.Row="2" Content="Update"
+                Classes="yellow" Margin="10 0 0 0"
+                IsVisible="{Binding !Updating, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                Command="{Binding UpdateInstallerCommand, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                />
+        
+        <ProgressBar Grid.Row="4" Grid.Column="1" Grid.ColumnSpan="3"
+                     Value="{Binding DownloadProgress, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                     IsVisible="{Binding Updating, RelativeSource={RelativeSource AncestorType=UserControl}}"
+                     />
+
+    </Grid>
+</UserControl>
diff --git a/SPTInstaller/CustomControls/UpdateInfoCard.axaml.cs b/SPTInstaller/CustomControls/UpdateInfoCard.axaml.cs
new file mode 100644
index 0000000..a6c004f
--- /dev/null
+++ b/SPTInstaller/CustomControls/UpdateInfoCard.axaml.cs
@@ -0,0 +1,60 @@
+using Avalonia;
+using Avalonia.Controls;
+using System.Windows.Input;
+
+namespace SPTInstaller.CustomControls;
+public partial class UpdateInfoCard : UserControl
+{
+    public UpdateInfoCard()
+    {
+        InitializeComponent();
+    }
+
+    public bool ShowUpdateCard
+    {
+        get => GetValue(ShowUpdateCardProperty);
+        set => SetValue(ShowUpdateCardProperty, value);
+    }
+    public static readonly StyledProperty<bool> ShowUpdateCardProperty =
+        AvaloniaProperty.Register<UpdateInfoCard, bool>(nameof(ShowUpdateCard));
+
+    public bool Updating
+    {
+        get => GetValue(UpdatingProperty);
+        set => SetValue(UpdatingProperty, value);
+    }
+    public static readonly StyledProperty<bool> UpdatingProperty =
+        AvaloniaProperty.Register<UpdateInfoCard, bool>(nameof(Updating));
+
+    public string InfoText
+    {
+        get => GetValue(InfoTextProperty);
+        set => SetValue(InfoTextProperty, value);
+    }
+    public static readonly StyledProperty<string> InfoTextProperty =
+        AvaloniaProperty.Register<UpdateInfoCard, string>(nameof(InfoText));
+
+    public int DownloadProgress
+    {
+        get => GetValue(DownloadProgressProperty);
+        set => SetValue(DownloadProgressProperty, value);
+    }
+    public static readonly StyledProperty<int> DownloadProgressProperty =
+        AvaloniaProperty.Register<UpdateInfoCard, int>(nameof(DownloadProgress));
+
+    public ICommand NotNowCommand
+    {
+        get => GetValue(NotNowCommandProperty);
+        set => SetValue(NotNowCommandProperty, value);
+    }
+    public static readonly StyledProperty<ICommand> NotNowCommandProperty =
+        AvaloniaProperty.Register<UpdateInfoCard, ICommand>(nameof(NotNowCommand));
+
+    public ICommand UpdateInstallerCommand
+    {
+        get => GetValue(UpdateInstallerCommandProperty);
+        set => SetValue(UpdateInstallerCommandProperty, value);
+    }
+    public static readonly StyledProperty<ICommand> UpdateInstallerCommandProperty =
+        AvaloniaProperty.Register<UpdateInfoCard, ICommand>(nameof(UpdateInstallerCommand));
+}
diff --git a/SPTInstaller/Helpers/DownloadCacheHelper.cs b/SPTInstaller/Helpers/DownloadCacheHelper.cs
index 30cb479..3fa6ebd 100644
--- a/SPTInstaller/Helpers/DownloadCacheHelper.cs
+++ b/SPTInstaller/Helpers/DownloadCacheHelper.cs
@@ -9,14 +9,14 @@ public static class DownloadCacheHelper
 {
     private static HttpClient _httpClient = new() { Timeout = TimeSpan.FromHours(1) };
 
-    private static string _cachePath = Path.Join(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "spt-installer/cache");
+    public static string CachePath = Path.Join(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "spt-installer/cache");
 
     private static bool CheckCache(FileInfo cacheFile, string expectedHash = null)
     {
         try
         {
             cacheFile.Refresh();
-            Directory.CreateDirectory(_cachePath);
+            Directory.CreateDirectory(CachePath);
 
             if (cacheFile.Exists)
             {
@@ -108,7 +108,7 @@ public static class DownloadCacheHelper
 
     public static async Task<FileInfo?> GetOrDownloadFileAsync(string fileName, string targetLink, IProgress<double> progress, string expectedHash = null)
     {
-        var cacheFile = new FileInfo(Path.Join(_cachePath, fileName));
+        var cacheFile = new FileInfo(Path.Join(CachePath, fileName));
 
         try
         {
@@ -125,7 +125,7 @@ public static class DownloadCacheHelper
 
     public static async Task<FileInfo?> GetOrDownloadFileAsync(string fileName, Stream fileDownloadStream, string expectedHash = null)
     {
-        var cacheFile = new FileInfo(Path.Join(_cachePath, fileName));
+        var cacheFile = new FileInfo(Path.Join(CachePath, fileName));
 
         try
         {
diff --git a/SPTInstaller/Helpers/FileHelper.cs b/SPTInstaller/Helpers/FileHelper.cs
index 56de581..e240fee 100644
--- a/SPTInstaller/Helpers/FileHelper.cs
+++ b/SPTInstaller/Helpers/FileHelper.cs
@@ -1,4 +1,6 @@
-using System.Text.RegularExpressions;
+using System.Linq;
+using System.Reflection;
+using System.Text.RegularExpressions;
 using Serilog;
 using SPTInstaller.Models;
 
@@ -83,4 +85,30 @@ public static class FileHelper
             return Result.FromError(ex.Message);
         }
     }
+
+    public static void StreamAssemblyResourceOut(string resourceName, string outputFilePath)
+    {
+        var assembly = Assembly.GetExecutingAssembly();
+
+        FileInfo outputFile = new FileInfo(outputFilePath);
+
+        if (outputFile.Exists)
+        {
+            outputFile.Delete();
+        }
+
+        if (!outputFile.Directory.Exists)
+        {
+            Directory.CreateDirectory(outputFile.Directory.FullName);
+        }
+
+        var resName = assembly.GetManifestResourceNames().First(x => x.EndsWith(resourceName));
+
+        using (FileStream fs = File.Create(outputFilePath))
+        using (Stream s = assembly.GetManifestResourceStream(resName))
+        {
+            s.CopyTo(fs);
+        }
+    }
+
 }
\ No newline at end of file
diff --git a/SPTInstaller/Models/InstallerUpdateInfo.cs b/SPTInstaller/Models/InstallerUpdateInfo.cs
index b19db7d..c798f97 100644
--- a/SPTInstaller/Models/InstallerUpdateInfo.cs
+++ b/SPTInstaller/Models/InstallerUpdateInfo.cs
@@ -2,12 +2,24 @@
 using Gitea.Client;
 using ReactiveUI;
 using Serilog;
+using SPTInstaller.Helpers;
+using System.Diagnostics;
 using System.Threading.Tasks;
-using System.Windows.Input;
 
 namespace SPTInstaller.Models;
 public class InstallerUpdateInfo : ReactiveObject
 {
+    private Version? _newVersion;
+
+    public string NewInstallerUrl = "";
+
+    private string _updateInfoText = "";
+    public string UpdateInfoText
+    {
+        get => _updateInfoText;
+        set => this.RaiseAndSetIfChanged(ref _updateInfoText, value);
+    }
+
     private bool _updateAvailable;
     public bool UpdateAvailable
     {
@@ -15,31 +27,67 @@ public class InstallerUpdateInfo : ReactiveObject
         set => this.RaiseAndSetIfChanged(ref _updateAvailable, value);
     }
 
-    private Version _currentVersion;
-    public Version CurrentVersion
+    private bool _updating;
+    public bool Updating
     {
-        get => _currentVersion;
-        set => this.RaiseAndSetIfChanged(ref _currentVersion, value);
+        get => _updating;
+        set => this.RaiseAndSetIfChanged(ref _updating, value);
     }
 
-    private Version _newVersion;
-    public Version NewVersion
+    private int _downloadProgress;
+    public int DownloadProgress
     {
-        get => _newVersion;
-        set => this.RaiseAndSetIfChanged(ref _newVersion, value);
+        get => _downloadProgress;
+        set => this.RaiseAndSetIfChanged(ref _downloadProgress, value);
     }
 
-
-    private bool _checkingForUpdates;
-    public bool CheckingForUpdates
+    public async Task UpdateInstaller()
     {
-        get => _checkingForUpdates;
-        set => this.RaiseAndSetIfChanged(ref _checkingForUpdates, value);
+        Updating = true;
+        
+        var updater = new FileInfo(Path.Join(DownloadCacheHelper.CachePath, "update.ps1"));
+        FileHelper.StreamAssemblyResourceOut("update.ps1", updater.FullName);
+
+
+        if (!updater.Exists)
+        {
+            UpdateInfoText = "Failed to get updater from resources :(";
+            return;
+        }
+
+        var newInstallerPath = await DownloadNewInstaller();
+
+        if(string.IsNullOrWhiteSpace(newInstallerPath))
+            return;
+
+        Process.Start(new ProcessStartInfo
+        {
+            FileName = "powershell.exe",
+            ArgumentList = { "-ExecutionPolicy", "Bypass", "-File", $"{updater.FullName}", $"{newInstallerPath}", $"{Path.Join(Environment.CurrentDirectory, "SPTInstaller.exe")}" }
+        });
     }
 
-    public async Task<bool> CheckForUpdates()
+    private async Task<string> DownloadNewInstaller()
     {
-        CheckingForUpdates = true;
+        UpdateInfoText = $"Downloading new installer v{_newVersion}";
+
+        var progress = new Progress<double>(x => DownloadProgress = (int)x);
+
+        var file = await DownloadCacheHelper.GetOrDownloadFileAsync("SPTInstller.exe", NewInstallerUrl, progress);
+
+        if (file == null || !file.Exists)
+        {
+            UpdateInfoText = "Failed to download new installer :(";
+            return "";
+        }
+
+        return file.FullName;
+    }
+
+    public async Task CheckForUpdates(Version? currentVersion)
+    {
+        if (currentVersion == null)
+            return;
 
         try
         {
@@ -48,45 +96,33 @@ public class InstallerUpdateInfo : ReactiveObject
             var releases = await repo.RepoListReleasesAsync("CWX", "SPT-AKI-Installer");
 
             if (releases == null || releases.Count == 0)
-                return false;
+                return;
 
             var latest = releases.FindAll(x => !x.Prerelease)[0];
 
             if (latest == null)
-                return false;
+                return;
 
             var latestVersion = new Version(latest.TagName);
 
-            if (latestVersion == null || latestVersion <= CurrentVersion)
-                return false;
+            if (latestVersion == null || latestVersion <= currentVersion)
+                return;
 
-            NewVersion = latestVersion;
             UpdateAvailable = true;
-            CheckingForUpdates = false;
 
-            return true;
+            _newVersion = latestVersion;
+
+            UpdateInfoText = $"A newer installer is available, version {latestVersion}";
+
+            NewInstallerUrl = latest.Assets[0].BrowserDownloadUrl;
+
+            return;
         }
         catch (Exception ex)
         {
             Log.Logger.Error(ex, "Failed to check for updates");
         }
 
-        CheckingForUpdates = false;
-        return false;
-    }
-
-    public ICommand UpdateInstaller { get; set; }
-
-    public InstallerUpdateInfo(Version? currentVersion)
-    {
-        if (currentVersion == null)
-            return;
-
-        CurrentVersion = currentVersion;
-
-        UpdateInstaller = ReactiveCommand.Create(() =>
-        {
-            // TODO: update installer here
-        });
+        return;
     }
 }
diff --git a/SPTInstaller/Resources/update.ps1 b/SPTInstaller/Resources/update.ps1
new file mode 100644
index 0000000..7e75bec
--- /dev/null
+++ b/SPTInstaller/Resources/update.ps1
@@ -0,0 +1,27 @@
+param(
+    [string]$source,
+    [string]$destination
+)
+
+clear
+
+Write-Host "Stopping installer ..."
+
+$installer = Stop-Process -Name "SPTInstaller" -ErrorAction SilentlyContinue
+
+if ($installer -ne $null) {
+    Write-Host "Something went wrong, couldn't stop installer process'"
+    return;
+}
+
+Write-Host "Copying new installer ..."
+
+Import-Module BitsTransfer
+
+Start-BitsTransfer -Source $source -Destination $destination -DisplayName "Updating" -Description "Copying new installer"
+
+Remove-Module -Name BitsTransfer
+
+Start-Process $destination
+
+Write-Host "Done"
\ No newline at end of file
diff --git a/SPTInstaller/SPTInstaller.csproj b/SPTInstaller/SPTInstaller.csproj
index 7f49e5a..2893b8b 100644
--- a/SPTInstaller/SPTInstaller.csproj
+++ b/SPTInstaller/SPTInstaller.csproj
@@ -17,6 +17,11 @@
     <AvaloniaResource Include="Assets\**" />
     <None Remove=".gitignore" />
     <None Remove="Assets\icon.ico" />
+    <None Remove="Resources\update.ps1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <EmbeddedResource Include="Resources\update.ps1" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/SPTInstaller/ViewModels/DetailedPreChecksViewModel.cs b/SPTInstaller/ViewModels/DetailedPreChecksViewModel.cs
index 83c5618..eece790 100644
--- a/SPTInstaller/ViewModels/DetailedPreChecksViewModel.cs
+++ b/SPTInstaller/ViewModels/DetailedPreChecksViewModel.cs
@@ -3,7 +3,7 @@
 namespace SPTInstaller.ViewModels;
 public class DetailedPreChecksViewModel : PreChecksViewModel
 {
-    public DetailedPreChecksViewModel(IScreen host) : base(host)
+    public DetailedPreChecksViewModel(IScreen host) : base(host, null)
     {
     }
 }
diff --git a/SPTInstaller/ViewModels/MainWindowViewModel.cs b/SPTInstaller/ViewModels/MainWindowViewModel.cs
index 996ddb7..e66ee14 100644
--- a/SPTInstaller/ViewModels/MainWindowViewModel.cs
+++ b/SPTInstaller/ViewModels/MainWindowViewModel.cs
@@ -12,6 +12,7 @@ public class MainWindowViewModel : ReactiveObject, IActivatableViewModel, IScree
 {
     public RoutingState Router { get; } = new();
     public ViewModelActivator Activator { get; } = new();
+    public InstallerUpdateInfo UpdateInfo { get; } = new();
 
     private string _title;
     public string Title
@@ -31,14 +32,12 @@ public class MainWindowViewModel : ReactiveObject, IActivatableViewModel, IScree
         Log.Information($"========= {Title} Started =========");
         Log.Information(Environment.OSVersion.VersionString);
 
-        var updateInfo = new InstallerUpdateInfo(version);
-
         Task.Run(async () =>
         {
-            await updateInfo.CheckForUpdates();
+            await UpdateInfo.CheckForUpdates(version);
         });
 
-        Router.Navigate.Execute(new PreChecksViewModel(this));
+        Router.Navigate.Execute(new PreChecksViewModel(this, DismissUpdateCommand));
     }
 
     public void CloseCommand()
@@ -57,4 +56,14 @@ public class MainWindowViewModel : ReactiveObject, IActivatableViewModel, IScree
         }
     }
 
+    public void DismissUpdateCommand()
+    {
+        UpdateInfo.UpdateAvailable = false;
+    }
+
+    public async Task UpdateInstallerCommand()
+    {
+        Router.Navigate.Execute(new MessageViewModel(this, Result.FromSuccess("Please wait while the update is installed"), false));
+        await UpdateInfo.UpdateInstaller();
+    }
 }
\ No newline at end of file
diff --git a/SPTInstaller/ViewModels/MessageViewModel.cs b/SPTInstaller/ViewModels/MessageViewModel.cs
index ab8c097..7324f24 100644
--- a/SPTInstaller/ViewModels/MessageViewModel.cs
+++ b/SPTInstaller/ViewModels/MessageViewModel.cs
@@ -22,6 +22,13 @@ public class MessageViewModel : ViewModelBase
         set => this.RaiseAndSetIfChanged(ref _Message, value);
     }
 
+    private bool _showCloseButton;
+    public bool ShowCloseButton
+    {
+        get => _showCloseButton;
+        set => this.RaiseAndSetIfChanged(ref _showCloseButton, value);
+    }
+
     public ICommand CloseCommand { get; set; } = ReactiveCommand.Create(() =>
     {
         if (Application.Current.ApplicationLifetime is Avalonia.Controls.ApplicationLifetimes.IClassicDesktopStyleApplicationLifetime desktopApp)
@@ -30,8 +37,9 @@ public class MessageViewModel : ViewModelBase
         }
     });
 
-    public MessageViewModel(IScreen Host, IResult result) : base(Host)
+    public MessageViewModel(IScreen Host, IResult result, bool showCloseButton = true) : base(Host)
     {
+        ShowCloseButton = showCloseButton;
         Message = result.Message;
 
         if(result.Succeeded)
diff --git a/SPTInstaller/ViewModels/PreChecksViewModel.cs b/SPTInstaller/ViewModels/PreChecksViewModel.cs
index 4580ca3..97793fe 100644
--- a/SPTInstaller/ViewModels/PreChecksViewModel.cs
+++ b/SPTInstaller/ViewModels/PreChecksViewModel.cs
@@ -24,13 +24,13 @@ public class PreChecksViewModel : ViewModelBase
         set => this.RaiseAndSetIfChanged(ref _installPath, value);
     }
     
-    public bool AllowInstall 
+    public bool AllowInstall
     {
         get => _allowInstall;
         set => this.RaiseAndSetIfChanged(ref _allowInstall, value);
     }
 
-    public PreChecksViewModel(IScreen host) : base(host)
+    public PreChecksViewModel(IScreen host, Action? dismissUpdateCard) : base(host)
     {
         var data = ServiceHelper.Get<InternalData?>();
         var installer = ServiceHelper.Get<InstallController?>();
@@ -51,9 +51,15 @@ public class PreChecksViewModel : ViewModelBase
         data.TargetInstallPath = Environment.CurrentDirectory;
         InstallPath = data.TargetInstallPath;
 
-        StartInstallCommand = ReactiveCommand.Create(() => NavigateTo(new InstallViewModel(HostScreen)));
+        StartInstallCommand = ReactiveCommand.Create(() =>
+        {
+            dismissUpdateCard?.Invoke();
+            NavigateTo(new InstallViewModel(HostScreen));
+        });
+
         ShowDetailedViewCommand = ReactiveCommand.Create(() => 
         {
+            dismissUpdateCard?.Invoke();
             Log.Logger.Information("Opening Detailed PreCheck View");
             NavigateTo(new DetailedPreChecksViewModel(HostScreen));
         });
diff --git a/SPTInstaller/Views/MainWindow.axaml b/SPTInstaller/Views/MainWindow.axaml
index 089734d..4894196 100644
--- a/SPTInstaller/Views/MainWindow.axaml
+++ b/SPTInstaller/Views/MainWindow.axaml
@@ -31,7 +31,17 @@
 			         XButtonCommand="{Binding CloseCommand}"
 			         MinButtonCommand="{Binding MinimizeCommand}"
 					 />
-
+        
 		<rxui:RoutedViewHost Router="{Binding Router}" Grid.Row="1"/>
+
+        <cc:UpdateInfoCard Grid.Row="1" Padding="10"
+                           VerticalAlignment="Top" HorizontalAlignment="Left"
+                           InfoText="{Binding UpdateInfo.UpdateInfoText}"
+                           ShowUpdateCard="{Binding UpdateInfo.UpdateAvailable}"
+                           NotNowCommand="{Binding DismissUpdateCommand}"
+                           UpdateInstallerCommand="{Binding UpdateInstallerCommand}"
+                           Updating="{Binding UpdateInfo.Updating}"
+                           DownloadProgress="{Binding UpdateInfo.DownloadProgress}"
+                           />
 	</Grid>
 </Window>
diff --git a/SPTInstaller/Views/MessageView.axaml b/SPTInstaller/Views/MessageView.axaml
index a4f8d76..fc1464a 100644
--- a/SPTInstaller/Views/MessageView.axaml
+++ b/SPTInstaller/Views/MessageView.axaml
@@ -1,4 +1,4 @@
-<UserControl xmlns="https://github.com/avaloniaui"
+<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"
@@ -31,6 +31,7 @@
 				    Content="Close" Command="{Binding CloseCommand}"
 					FontSize="15" FontWeight="SemiBold"
 					Classes.yellow="{Binding !HasErrors}"
+                    IsVisible="{Binding ShowCloseButton}"
 					HorizontalAlignment="Center"
 					VerticalContentAlignment="Center" HorizontalContentAlignment="Center"
 				    Padding="20 10"