Include update ability

PowerToys.sln

@@ -344,8 +344,6 @@ Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "FancyZonesModuleInterface",
 EndProject
 Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "FancyZones", "src\modules\fancyzones\FancyZones\FancyZones.vcxproj", "{FF1D7936-842A-4BBB-8BEA-E9FE796DE700}"
 EndProject
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "PowerToys.Update", "src\Update\PowerToys.Update.vcxproj", "{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}"
-EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.PowerToys.Run.Plugin.WindowsSettings", "src\modules\launcher\Plugins\Microsoft.PowerToys.Run.Plugin.WindowsSettings\Microsoft.PowerToys.Run.Plugin.WindowsSettings.csproj", "{5043CECE-E6A7-4867-9CBE-02D27D83747A}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "PdfThumbnailProvider", "src\modules\previewpane\PdfThumbnailProvider\PdfThumbnailProvider.csproj", "{11491FD8-F921-48BF-880C-7FEA185B80A1}"
@@ -830,6 +828,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.CmdPal.UI.ViewMod
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RunnerV2", "src\RunnerV2\RunnerV2\RunnerV2.csproj", "{20C43796-E14D-47B2-843A-843CAC9C0D28}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Update", "src\Update\Update.csproj", "{9BC7C461-FE76-4F27-B5CB-129F9923967C}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|ARM64 = Debug|ARM64
@@ -1502,14 +1502,6 @@ Global
 		{FF1D7936-842A-4BBB-8BEA-E9FE796DE700}.Release|ARM64.Build.0 = Release|ARM64
 		{FF1D7936-842A-4BBB-8BEA-E9FE796DE700}.Release|x64.ActiveCfg = Release|x64
 		{FF1D7936-842A-4BBB-8BEA-E9FE796DE700}.Release|x64.Build.0 = Release|x64
-		{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}.Debug|ARM64.ActiveCfg = Debug|ARM64
-		{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}.Debug|ARM64.Build.0 = Debug|ARM64
-		{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}.Debug|x64.ActiveCfg = Debug|x64
-		{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}.Debug|x64.Build.0 = Debug|x64
-		{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}.Release|ARM64.ActiveCfg = Release|ARM64
-		{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}.Release|ARM64.Build.0 = Release|ARM64
-		{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}.Release|x64.ActiveCfg = Release|x64
-		{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}.Release|x64.Build.0 = Release|x64
 		{5043CECE-E6A7-4867-9CBE-02D27D83747A}.Debug|ARM64.ActiveCfg = Debug|ARM64
 		{5043CECE-E6A7-4867-9CBE-02D27D83747A}.Debug|ARM64.Build.0 = Debug|ARM64
 		{5043CECE-E6A7-4867-9CBE-02D27D83747A}.Debug|x64.ActiveCfg = Debug|x64
@@ -3016,6 +3008,14 @@ Global
 		{20C43796-E14D-47B2-843A-843CAC9C0D28}.Release|ARM64.Build.0 = Release|ARM64
 		{20C43796-E14D-47B2-843A-843CAC9C0D28}.Release|x64.ActiveCfg = Release|x64
 		{20C43796-E14D-47B2-843A-843CAC9C0D28}.Release|x64.Build.0 = Release|x64
+		{9BC7C461-FE76-4F27-B5CB-129F9923967C}.Debug|ARM64.ActiveCfg = Debug|ARM64
+		{9BC7C461-FE76-4F27-B5CB-129F9923967C}.Debug|ARM64.Build.0 = Debug|ARM64
+		{9BC7C461-FE76-4F27-B5CB-129F9923967C}.Debug|x64.ActiveCfg = Debug|x64
+		{9BC7C461-FE76-4F27-B5CB-129F9923967C}.Debug|x64.Build.0 = Debug|x64
+		{9BC7C461-FE76-4F27-B5CB-129F9923967C}.Release|ARM64.ActiveCfg = Release|ARM64
+		{9BC7C461-FE76-4F27-B5CB-129F9923967C}.Release|ARM64.Build.0 = Release|ARM64
+		{9BC7C461-FE76-4F27-B5CB-129F9923967C}.Release|x64.ActiveCfg = Release|x64
+		{9BC7C461-FE76-4F27-B5CB-129F9923967C}.Release|x64.Build.0 = Release|x64
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

src/RunnerV2/RunnerV2/Helpers/SettingsHelper.cs

@@ -10,9 +10,11 @@ using System.IO;
 using System.IO.Pipelines;
 using System.Linq;
 using System.Text.Json;
+using System.Threading;
 using ManagedCommon;
 using Microsoft.PowerToys.Settings.UI.Library;
 using PowerToys.Interop;
+using Update;
 using Windows.Media.Devices;
 
 namespace RunnerV2.Helpers
@@ -125,6 +127,12 @@ namespace RunnerV2.Helpers
                                         ElevationHelper.RestartScheduled = ElevationHelper.RestartScheduledMode.RestartElevatedWithOpenSettings;
                                         Runner.Close();
                                         break;
+                                    case "restart_mentain_elevation":
+                                        // Todo:
+                                        break;
+                                    case "check_for_updates":
+                                        UpdateSettingsHelper.TriggerUpdateCheck();
+                                        break;
                                     case "request_update_state_date":
                                         // Todo:
                                         break;
@@ -156,7 +164,15 @@ namespace RunnerV2.Helpers
                         Runner.Close();
                         break;
                     case "general":
+                        try
+                        {
                             _settingsUtils.SaveSettings(property.Value.ToString(), string.Empty);
+                        }
+                        catch (Exception)
+                        {
+                            // TODO: Log error
+                        }
+
                         NativeMethods.PostMessageW(Runner.RunnerHwnd, (uint)NativeMethods.WindowMessages.REFRESH_SETTINGS, 0, 0);
 
                         foreach (IPowerToysModule module in Runner.ModulesToLoad)

src/RunnerV2/RunnerV2/Models/SpecialMode.cs

@@ -9,6 +9,7 @@ namespace RunnerV2.Models
         None,
         Win32ToastNotificationCOMServer,
         ToastNotificationHandler,
+        UpdateNow,
         ReportSuccessfulUpdate,
     }
 }

src/RunnerV2/RunnerV2/Program.cs

@@ -26,6 +26,9 @@ internal sealed class Program
         {
             case SpecialMode.None:
                 break;
+            case SpecialMode.UpdateNow:
+                UpdateNow();
+                return;
             default:
                 throw new NotImplementedException("Special modes are not implemented yet.");
         }
@@ -103,7 +106,28 @@ internal sealed class Program
 
     private static SpecialMode ShouldRunInSpecialMode(string[] args)
     {
-        // TODO
+        if (args.Length > 0 && args[0].StartsWith("powertoys://", StringComparison.InvariantCultureIgnoreCase))
+        {
+            Uri uri = new(args[0]);
+            string host = uri.Host.ToLowerInvariant();
+            return host switch
+            {
+                "update_now" => SpecialMode.UpdateNow,
+                _ => SpecialMode.None,
+            };
+        }
+
         return SpecialMode.None;
     }
+
+    private static void UpdateNow()
+    {
+        Process.Start(new ProcessStartInfo()
+        {
+            UseShellExecute = false,
+            CreateNoWindow = true,
+            FileName = "PowerToys.Update.exe",
+            Arguments = "-update_now",
+        });
+    }
 }

src/RunnerV2/RunnerV2/Runner.cs

@@ -13,9 +13,11 @@ using System.Linq;
 using System.Reflection;
 using System.Runtime.InteropServices;
 using System.Threading;
+using System.Threading.Tasks;
 using System.Windows.Forms;
 using ManagedCommon;
 using RunnerV2.Helpers;
+using Update;
 using static RunnerV2.NativeMethods;
 
 namespace RunnerV2
@@ -44,6 +46,8 @@ namespace RunnerV2
         {
             TrayIconManager.StartTrayIcon();
 
+            Task.Run(UpdateUtilities.UninstallPreviousMsixVersions);
+
             foreach (IPowerToysModule module in ModulesToLoad)
             {
                 ToggleModuleStateBasedOnEnabledProperty(module);
@@ -105,30 +109,34 @@ namespace RunnerV2
         }
 
         public static void ToggleModuleStateBasedOnEnabledProperty(IPowerToysModule module)
-        {
-            if ((module.Enabled && (module.GpoRuleConfigured != PowerToys.GPOWrapper.GpoRuleConfigured.Disabled)) || module.GpoRuleConfigured == PowerToys.GPOWrapper.GpoRuleConfigured.Enabled)
         {
             try
             {
-                    module.Enable();
+                if ((module.Enabled && (module.GpoRuleConfigured != PowerToys.GPOWrapper.GpoRuleConfigured.Disabled)) || module.GpoRuleConfigured == PowerToys.GPOWrapper.GpoRuleConfigured.Enabled)
-
+                {
                     /* Todo: conflict manager */
 
-                    foreach (var hotkey in module.Hotkeys)
+                    // ToArray is called to mitigate mutations while the foreach is executing
+                    foreach (var hotkey in module.Hotkeys.ToArray())
                     {
                         HotkeyManager.EnableHotkey(hotkey.Key, hotkey.Value);
                     }
 
                     if (!LoadedModules.Contains(module))
                     {
+                        module.Enable();
                         LoadedModules.Add(module);
                     }
+
+                    return;
+                }
+            }
+            catch (IOException)
+            {
             }
             catch (Exception e)
             {
-                    MessageBox.Show($"The module {module.Name} failed to load: \n" + e.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show($"The module {module.Name} failed to load: \n" + e.Message, "Error: " + e.GetType().Name, MessageBoxButtons.OK, MessageBoxIcon.Error);
-                }
-
                 return;
             }
 
@@ -143,14 +151,15 @@ namespace RunnerV2
 
                 LoadedModules.Remove(module);
             }
+            catch (IOException)
+            {
+            }
             catch (Exception e)
             {
-                MessageBox.Show($"The module {module.Name} failed to unload: \n" + e.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                MessageBox.Show($"The module {module.Name} failed to unload: \n" + e.Message, "Error: " + e.GetType().Name, MessageBoxButtons.OK, MessageBoxIcon.Error);
             }
         }
 
-        public static Thread? WindowThread { get; set; }
-
         [STAThread]
         private static void InitializeTrayWindow()
         {

src/RunnerV2/RunnerV2/RunnerV2.csproj

@@ -4,7 +4,7 @@
   <PropertyGroup>
     <OutputType>WinExe</OutputType>
     <Description>PowerToys Runner</Description>
-    <AssemblyName>PowerToys2</AssemblyName>
+    <AssemblyName>PowerToys</AssemblyName>
     <OutputPath>..\..\..\$(Platform)\$(Configuration)</OutputPath>
     <Nullable>enable</Nullable>
     <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
@@ -16,5 +16,6 @@
   <ItemGroup>
     <ProjectReference Include="..\..\common\ManagedCommon\ManagedCommon.csproj" />
     <ProjectReference Include="..\..\settings-ui\Settings.UI.Library\Settings.UI.Library.csproj" />
+    <ProjectReference Include="..\..\Update\Update.csproj" />
   </ItemGroup>
 </Project>

src/Update/PowerToys.Update.base.rc

@@ -1,36 +0,0 @@
-#include <windows.h>
-#include "resource.h"
-#include "../common/version/version.h"
-
-1 VERSIONINFO
-FILEVERSION FILE_VERSION
-PRODUCTVERSION PRODUCT_VERSION
-FILEFLAGSMASK VS_FFI_FILEFLAGSMASK
-#ifdef _DEBUG
-FILEFLAGS VS_FF_DEBUG
-#else
-FILEFLAGS 0x0L
-#endif
-FILEOS VOS_NT_WINDOWS32
-FILETYPE VFT_DLL
-FILESUBTYPE VFT2_UNKNOWN 
-BEGIN
-    BLOCK "StringFileInfo"
-    BEGIN
-        BLOCK "040904b0" // US English (0x0409), Unicode (0x04B0) charset
-        BEGIN
-            VALUE "CompanyName", COMPANY_NAME
-            VALUE "FileDescription", FILE_DESCRIPTION
-            VALUE "FileVersion", FILE_VERSION_STRING
-            VALUE "InternalName", INTERNAL_NAME
-            VALUE "LegalCopyright", COPYRIGHT_NOTE
-            VALUE "OriginalFilename", ORIGINAL_FILENAME
-            VALUE "ProductName", PRODUCT_NAME
-            VALUE "ProductVersion", PRODUCT_VERSION_STRING
-        END
-    END
-    BLOCK "VarFileInfo"
-    BEGIN
-        VALUE "Translation", 0x409, 1200 // US English (0x0409), Unicode (1200) charset
-    END
-END

src/Update/PowerToys.Update.cpp

@@ -1,234 +0,0 @@
-// Copyright (c) Microsoft Corporation
-// The Microsoft Corporation licenses this file to you under the MIT license.
-// See the LICENSE file in the project root for more information.
-
-#define WIN32_LEAN_AND_MEAN
-#include "Generated Files/resource.h"
-
-#include <Windows.h>
-#include <shellapi.h>
-
-#include <filesystem>
-#include <string_view>
-
-#include <common/updating/updating.h>
-#include <common/updating/updateState.h>
-#include <common/updating/installer.h>
-
-#include <common/utils/elevation.h>
-#include <common/utils/HttpClient.h>
-#include <common/utils/process_path.h>
-#include <common/utils/resources.h>
-#include <common/utils/timeutil.h>
-
-#include <common/SettingsAPI/settings_helpers.h>
-
-#include <common/logger/logger.h>
-
-#include <winrt/Windows.ApplicationModel.h>
-#include <winrt/Windows.Storage.h>
-#include <Msi.h>
-
-#include "../runner/tray_icon.h"
-#include "../runner/UpdateUtils.h"
-
-using namespace cmdArg;
-
-namespace fs = std::filesystem;
-
-std::optional<fs::path> CopySelfToTempDir()
-{
-    std::error_code error;
-    auto dst_path = fs::temp_directory_path() / "PowerToys.Update.exe";
-    fs::copy_file(get_module_filename(), dst_path, fs::copy_options::overwrite_existing, error);
-    if (error)
-    {
-        return std::nullopt;
-    }
-
-    return std::move(dst_path);
-}
-
-std::optional<fs::path> ObtainInstaller(bool& isUpToDate)
-{
-    using namespace updating;
-
-    isUpToDate = false;
-
-    auto state = UpdateState::read();
-
-    const auto new_version_info = get_github_version_info_async().get();
-    if (std::holds_alternative<version_up_to_date>(*new_version_info))
-    {
-        isUpToDate = true;
-        Logger::error("Invoked with -update_now argument, but no update was available");
-        return std::nullopt;
-    }
-
-    if (state.state == UpdateState::readyToDownload || state.state == UpdateState::errorDownloading)
-    {
-        if (!new_version_info)
-        {
-            Logger::error(L"Couldn't obtain github version info: {}", new_version_info.error());
-            return std::nullopt;
-        }
-
-        // Cleanup old updates before downloading the latest
-        updating::cleanup_updates();
-
-        auto downloaded_installer = download_new_version(std::get<new_version_download_info>(*new_version_info)).get();
-        if (!downloaded_installer)
-        {
-            Logger::error("Couldn't download new installer");
-        }
-
-        return downloaded_installer;
-    }
-    else if (state.state == UpdateState::readyToInstall)
-    {
-        fs::path installer{ get_pending_updates_path() / state.downloadedInstallerFilename };
-        if (fs::is_regular_file(installer))
-        {
-            return std::move(installer);
-        }
-        else
-        {
-            Logger::error(L"Couldn't find a downloaded installer {}", installer.native());
-            return std::nullopt;
-        }
-    }
-    else if (state.state == UpdateState::upToDate)
-    {
-        isUpToDate = true;
-        return std::nullopt;
-    }
-
-    Logger::error("Invoked with -update_now argument, but update state was invalid");
-    return std::nullopt;
-}
-
-bool InstallNewVersionStage1(fs::path installer)
-{
-    if (auto copy_in_temp = CopySelfToTempDir())
-    {
-        // Detect if PT was running
-        const auto pt_main_window = FindWindowW(pt_tray_icon_window_class, nullptr);
-
-        if (pt_main_window != nullptr)
-        {
-            SendMessageW(pt_main_window, WM_CLOSE, 0, 0);
-        }
-
-        std::wstring arguments{ UPDATE_NOW_LAUNCH_STAGE2 };
-        arguments += L" \"";
-        arguments += installer.c_str();
-        arguments += L"\"";
-        SHELLEXECUTEINFOW sei{ sizeof(sei) };
-        sei.fMask = { SEE_MASK_FLAG_NO_UI | SEE_MASK_NOASYNC };
-        sei.lpFile = copy_in_temp->c_str();
-        sei.nShow = SW_SHOWNORMAL;
-
-        sei.lpParameters = arguments.c_str();
-        return ShellExecuteExW(&sei) == TRUE;
-    }
-    else
-    {
-        return false;
-    }
-}
-
-bool InstallNewVersionStage2(std::wstring installer_path)
-{
-    std::transform(begin(installer_path), end(installer_path), begin(installer_path), ::towlower);
-
-    bool success = true;
-
-    if (installer_path.ends_with(L".msi"))
-    {
-        success = MsiInstallProductW(installer_path.data(), nullptr) == ERROR_SUCCESS;
-    }
-    else
-    {
-        // If it's not .msi, then it's a wix bootstrapper
-        SHELLEXECUTEINFOW sei{ sizeof(sei) };
-        sei.fMask = { SEE_MASK_FLAG_NO_UI | SEE_MASK_NOASYNC | SEE_MASK_NOCLOSEPROCESS | SEE_MASK_NO_CONSOLE };
-        sei.lpFile = installer_path.c_str();
-        sei.nShow = SW_SHOWNORMAL;
-        std::wstring parameters = L"/passive /norestart";
-        sei.lpParameters = parameters.c_str();
-
-        success = ShellExecuteExW(&sei) == TRUE;
-
-        // Wait for the install completion
-        if (success)
-        {
-            WaitForSingleObject(sei.hProcess, INFINITE);
-            DWORD exitCode = 0;
-            GetExitCodeProcess(sei.hProcess, &exitCode);
-            success = exitCode == 0;
-            CloseHandle(sei.hProcess);
-        }
-    }
-
-    if (!success)
-    {
-        return false;
-    }
-
-    UpdateState::store([&](UpdateState& state) {
-        state = {};
-        state.githubUpdateLastCheckedDate.emplace(timeutil::now());
-        state.state = UpdateState::upToDate;
-    });
-
-    return true;
-}
-
-int WINAPI WinMain(HINSTANCE, HINSTANCE, LPSTR, int)
-{
-    int nArgs = 0;
-    LPWSTR* args = CommandLineToArgvW(GetCommandLineW(), &nArgs);
-    if (!args || nArgs < 2)
-    {
-        return 1;
-    }
-
-    std::wstring_view action{ args[1] };
-
-    std::filesystem::path logFilePath(PTSettingsHelper::get_root_save_folder_location());
-    logFilePath.append(LogSettings::updateLogPath);
-    Logger::init(LogSettings::updateLoggerName, logFilePath.wstring(), PTSettingsHelper::get_log_settings_file_location());
-
-    if (action == UPDATE_NOW_LAUNCH_STAGE1)
-    {
-        bool isUpToDate = false;
-        auto installerPath = ObtainInstaller(isUpToDate);
-        bool failed = !installerPath.has_value();
-        failed = failed || !InstallNewVersionStage1(std::move(*installerPath));
-        if (failed)
-        {
-            UpdateState::store([&](UpdateState& state) {
-                state = {};
-                state.githubUpdateLastCheckedDate.emplace(timeutil::now());
-                state.state = isUpToDate ? UpdateState::upToDate : UpdateState::errorDownloading;
-            });
-        }
-        return failed;
-    }
-    else if (action == UPDATE_NOW_LAUNCH_STAGE2)
-    {
-        using namespace std::string_view_literals;
-        const bool failed = !InstallNewVersionStage2(args[2]);
-        if (failed)
-        {
-            UpdateState::store([&](UpdateState& state) {
-                state = {};
-                state.githubUpdateLastCheckedDate.emplace(timeutil::now());
-                state.state = UpdateState::errorDownloading;
-            });
-        }
-        return failed;
-    }
-
-    return 0;
-}

src/Update/PowerToys.Update.vcxproj

@@ -1,81 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="..\..\packages\Microsoft.Windows.CppWinRT.2.0.240111.5\build\native\Microsoft.Windows.CppWinRT.props" Condition="Exists('..\..\packages\Microsoft.Windows.CppWinRT.2.0.240111.5\build\native\Microsoft.Windows.CppWinRT.props')" />
-  <Target Name="GenerateResourceFiles" BeforeTargets="PrepareForBuild">
-    <Exec Command="powershell -NonInteractive -executionpolicy Unrestricted $(SolutionDir)tools\build\convert-resx-to-rc.ps1 $(MSBuildThisFileDirectory) resource.base.h resource.h PowerToys.Update.base.rc PowerToys.Update.rc" />
-  </Target>
-  <PropertyGroup Label="Globals">
-    <VCProjectVersion>16.0</VCProjectVersion>
-    <ProjectGuid>{44CE9AE1-4390-42C5-BACC-0FD6B40AA203}</ProjectGuid>
-    <RootNamespace>Update</RootNamespace>
-    <ProjectName>PowerToys.Update</ProjectName>
-  </PropertyGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
-  <PropertyGroup Label="Configuration">
-    <PlatformToolset>v143</PlatformToolset>
-  </PropertyGroup>
-  <Import Project="..\..\deps\expected.props" />
-  <PropertyGroup>
-    <ConfigurationType>Application</ConfigurationType>
-  </PropertyGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
-  <ImportGroup Label="ExtensionSettings">
-  </ImportGroup>
-  <ImportGroup Label="Shared">
-  </ImportGroup>
-  <ImportGroup>
-    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
-  </ImportGroup>
-  <PropertyGroup Label="UserMacros" />
-  <ItemDefinitionGroup>
-    <ClCompile>
-      <WarningLevel>Level4</WarningLevel>
-      <PrecompiledHeader>NotUsing</PrecompiledHeader>
-      <AdditionalIncludeDirectories>../;%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
-    </ClCompile>
-    <Link>
-      <AdditionalDependencies>WindowsApp.lib;Msi.lib;Shlwapi.lib;%(AdditionalDependencies)</AdditionalDependencies>
-    </Link>
-  </ItemDefinitionGroup>
-  <ItemGroup>
-    <ClCompile Include="PowerToys.Update.cpp" />
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\common\logger\logger.vcxproj">
-      <Project>{d9b8fc84-322a-4f9f-bbb9-20915c47ddfd}</Project>
-    </ProjectReference>
-    <ProjectReference Include="..\common\notifications\notifications.vcxproj">
-      <Project>{1d5be09d-78c0-4fd7-af00-ae7c1af7c525}</Project>
-    </ProjectReference>
-    <ProjectReference Include="..\common\SettingsAPI\SettingsAPI.vcxproj">
-      <Project>{6955446d-23f7-4023-9bb3-8657f904af99}</Project>
-    </ProjectReference>
-    <ProjectReference Include="..\common\updating\updating.vcxproj">
-      <Project>{17da04df-e393-4397-9cf0-84dabe11032e}</Project>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <ClInclude Include="resource.h" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="PowerToys.Update.base.rc" />
-    <ResourceCompile Include="Generated Files\PowerToys.Update.rc" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="packages.config" />
-  </ItemGroup>
-  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
-  <Import Project="..\..\deps\spdlog.props" />
-  <ImportGroup Label="ExtensionTargets">
-    <Import Project="..\..\packages\Microsoft.Windows.CppWinRT.2.0.240111.5\build\native\Microsoft.Windows.CppWinRT.targets" Condition="Exists('..\..\packages\Microsoft.Windows.CppWinRT.2.0.240111.5\build\native\Microsoft.Windows.CppWinRT.targets')" />
-    <Import Project="..\..\packages\Microsoft.Windows.ImplementationLibrary.1.0.231216.1\build\native\Microsoft.Windows.ImplementationLibrary.targets" Condition="Exists('..\..\packages\Microsoft.Windows.ImplementationLibrary.1.0.231216.1\build\native\Microsoft.Windows.ImplementationLibrary.targets')" />
-  </ImportGroup>
-  <Target Name="EnsureNuGetPackageBuildImports" BeforeTargets="PrepareForBuild">
-    <PropertyGroup>
-      <ErrorText>This project references NuGet package(s) that are missing on this computer. Use NuGet Package Restore to download them.  For more information, see http://go.microsoft.com/fwlink/?LinkID=322105. The missing file is {0}.</ErrorText>
-    </PropertyGroup>
-    <Error Condition="!Exists('..\..\packages\Microsoft.Windows.CppWinRT.2.0.240111.5\build\native\Microsoft.Windows.CppWinRT.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Microsoft.Windows.CppWinRT.2.0.240111.5\build\native\Microsoft.Windows.CppWinRT.props'))" />
-    <Error Condition="!Exists('..\..\packages\Microsoft.Windows.CppWinRT.2.0.240111.5\build\native\Microsoft.Windows.CppWinRT.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Microsoft.Windows.CppWinRT.2.0.240111.5\build\native\Microsoft.Windows.CppWinRT.targets'))" />
-    <Error Condition="!Exists('..\..\packages\Microsoft.Windows.ImplementationLibrary.1.0.231216.1\build\native\Microsoft.Windows.ImplementationLibrary.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\packages\Microsoft.Windows.ImplementationLibrary.1.0.231216.1\build\native\Microsoft.Windows.ImplementationLibrary.targets'))" />
-  </Target>
-</Project>

src/Update/Program.cs

@@ -0,0 +1,183 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Linq;
+using System.Net.Http;
+using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
+using System.Threading.Tasks;
+using Update;
+
+[SupportedOSPlatform("windows")]
+internal sealed partial class Program
+{
+    private static readonly string _installerPath = Path.Combine(Path.Combine(
+        Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+        "Microsoft",
+        "PowerToys",
+        "Updates"));
+
+    private static async Task Main(string[] args)
+    {
+        if (args.Length < 1)
+        {
+            Environment.Exit(1);
+            return;
+        }
+
+        string action = args[0];
+
+        switch (action)
+        {
+            case UpdateStage.UPDATENOWLAUNCHSTAGE1:
+                await PerformUpdateNowStage1();
+                break;
+            case UpdateStage.UPDATENOWLAUNCHSTAGE2:
+                if (args.Length < 2)
+                {
+                    Environment.Exit(1);
+                }
+
+                await PerformUpdateNowStage2(args[1]);
+                break;
+            default:
+                break;
+        }
+    }
+
+    private static async Task PerformUpdateNowStage2(string installerPath)
+    {
+        Process installerProcess = new()
+        {
+            StartInfo = new ProcessStartInfo
+            {
+                FileName = installerPath,
+                Arguments = "/passive /norestart",
+                UseShellExecute = true,
+            },
+        };
+
+        installerProcess.Start();
+        await installerProcess.WaitForExitAsync();
+
+        if (installerProcess.ExitCode == 0)
+        {
+            UpdateSettingsHelper.ProcessNoUpdateAvailable();
+        }
+        else
+        {
+            UpdateSettingsHelper.SetUpdateState(UpdatingSettings.UpdatingState.ErrorDownloading);
+        }
+    }
+
+    private static async Task PerformUpdateNowStage1()
+    {
+        UpdateSettingsHelper.TriggerUpdateCheck();
+        UpdateSettingsHelper.UpdateInfo updateInfo = await UpdateSettingsHelper.GetUpdateAvailableInfo();
+
+        if (updateInfo is not UpdateSettingsHelper.UpdateInfo.UpdateAvailable ua)
+        {
+            // No update found
+            Environment.Exit(1);
+            return;
+        }
+
+        // Copy itsself to the temp folder
+        File.Copy("PowerToys.Update.exe", Path.Combine(Path.GetTempPath(), "PowerToys.Update.exe"), true);
+
+        string? installerFilePath = null;
+
+        switch (UpdateSettingsHelper.GetUpdateState())
+        {
+            case UpdatingSettings.UpdatingState.ReadyToDownload:
+            case UpdatingSettings.UpdatingState.ErrorDownloading:
+                CleanupUpdates();
+                installerFilePath = await DownloadFile(ua.InstallerDownloadUrl.ToString(), ua.InstallerFilename);
+                break;
+            case UpdatingSettings.UpdatingState.ReadyToInstall:
+                installerFilePath = Path.Combine(_installerPath, ua.InstallerFilename);
+                if (!File.Exists(installerFilePath))
+                {
+                    // Installer not found
+                    Environment.Exit(1);
+                    return;
+                }
+
+                break;
+            case UpdatingSettings.UpdatingState.UpToDate:
+                Environment.Exit(0);
+                return;
+        }
+
+        if (installerFilePath == null)
+        {
+            UpdateSettingsHelper.SetUpdateState(UpdatingSettings.UpdatingState.ErrorDownloading);
+            Environment.Exit(1);
+            return;
+        }
+
+        IntPtr runnerHwnd = FindWindowW("pt_tray_icon_window_class");
+
+        if (runnerHwnd != IntPtr.Zero)
+        {
+            SendMessageW(runnerHwnd, 0x0010, IntPtr.Zero, IntPtr.Zero); // Send WM_CLOSE
+        }
+
+        string arguments = $"{UpdateStage.UPDATENOWLAUNCHSTAGE2} \"{installerFilePath}\"";
+
+        Process.Start(new ProcessStartInfo
+        {
+            FileName = Path.Combine(Path.GetTempPath(), "PowerToys.Update.exe"),
+            Arguments = arguments,
+            UseShellExecute = true,
+            CreateNoWindow = true,
+            WorkingDirectory = Environment.CurrentDirectory,
+        });
+    }
+
+    private static async Task<string?> DownloadFile(string downloadUri, string downloadFileName)
+    {
+        HttpClient httpClient = new();
+        httpClient.DefaultRequestHeaders.UserAgent.ParseAdd("PowerToys Runner"); // GitHub API requires a user-agent
+
+        // 3 Attempts to download the file
+        for (int i = 0; i < 3; i++)
+        {
+            try
+            {
+                using FileStream fileStream = new(Path.Combine(_installerPath, downloadFileName), FileMode.Create, FileAccess.Write, FileShare.None);
+                await (await httpClient.GetStreamAsync(downloadUri)).CopyToAsync(fileStream);
+                return fileStream.Name;
+            }
+            catch
+            {
+            }
+        }
+
+        return null;
+    }
+
+    private static void CleanupUpdates()
+    {
+        if (!Path.Exists(_installerPath))
+        {
+            return;
+        }
+
+        foreach (string file in Directory.GetFiles(_installerPath).Where(f => f.EndsWith(".exe", StringComparison.OrdinalIgnoreCase)))
+        {
+            File.Delete(file);
+        }
+    }
+
+    [LibraryImport("user32.dll", SetLastError = true, StringMarshalling = StringMarshalling.Utf16)]
+    private static partial IntPtr FindWindowW(string lpClassName);
+
+    [LibraryImport("user32.dll", SetLastError = true)]
+    [return: MarshalAs(UnmanagedType.Bool)]
+    private static partial bool SendMessageW(IntPtr hWnd, uint msg, IntPtr wParam, IntPtr lParam);
+}

src/Update/Resources.resx

@@ -1,82 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<root>
-  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
-    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
-    <xsd:element name="root" msdata:IsDataSet="true">
-      <xsd:complexType>
-        <xsd:choice maxOccurs="unbounded">
-          <xsd:element name="metadata">
-            <xsd:complexType>
-              <xsd:sequence>
-                <xsd:element name="value" type="xsd:string" minOccurs="0" />
-              </xsd:sequence>
-              <xsd:attribute name="name" use="required" type="xsd:string" />
-              <xsd:attribute name="type" type="xsd:string" />
-              <xsd:attribute name="mimetype" type="xsd:string" />
-              <xsd:attribute ref="xml:space" />
-            </xsd:complexType>
-          </xsd:element>
-          <xsd:element name="assembly">
-            <xsd:complexType>
-              <xsd:attribute name="alias" type="xsd:string" />
-              <xsd:attribute name="name" type="xsd:string" />
-            </xsd:complexType>
-          </xsd:element>
-          <xsd:element name="data">
-            <xsd:complexType>
-              <xsd:sequence>
-                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
-                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
-              </xsd:sequence>
-              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
-              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
-              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
-              <xsd:attribute ref="xml:space" />
-            </xsd:complexType>
-          </xsd:element>
-          <xsd:element name="resheader">
-            <xsd:complexType>
-              <xsd:sequence>
-                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
-              </xsd:sequence>
-              <xsd:attribute name="name" type="xsd:string" use="required" />
-            </xsd:complexType>
-          </xsd:element>
-        </xsd:choice>
-      </xsd:complexType>
-    </xsd:element>
-  </xsd:schema>
-  <resheader name="resmimetype">
-    <value>text/microsoft-resx</value>
-  </resheader>
-  <resheader name="version">
-    <value>2.0</value>
-  </resheader>
-  <resheader name="reader">
-    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
-  </resheader>
-  <resheader name="writer">
-    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
-  </resheader>
-  <data name="DOTNET_CORE_DOWNLOAD_FAILURE" xml:space="preserve">
-    <value>Couldn't download .NET Core Desktop Runtime 3.1, please install it manually.</value>
-  </data>
-  <data name="DOTNET_CORE_DOWNLOAD_FAILURE_TITLE" xml:space="preserve">
-    <value>PowerToys installation error</value>
-  </data>
-  <data name="GITHUB_NEW_VERSION_AVAILABLE" xml:space="preserve">
-    <value>An update to PowerToys is available.</value>
-  </data>
-  <data name="GITHUB_NEW_VERSION_UPDATE_NOW" xml:space="preserve">
-    <value>Update now</value>
-  </data>
-  <data name="GITHUB_NEW_VERSION_AVAILABLE_OFFER_VISIT" xml:space="preserve">
-    <value>An update to PowerToys is available. Visit our GitHub page to update.</value>
-  </data>
-  <data name="GITHUB_NEW_VERSION_MORE_INFO" xml:space="preserve">
-    <value>More info...</value>
-  </data>
-  <data name="TOAST_TITLE" xml:space="preserve">
-    <value>PowerToys Update</value>
-  </data>
-</root>

src/Update/Update.csproj

@@ -0,0 +1,22 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <Import Project="..\Common.Dotnet.CsWinRT.props" />
+  <Import Project="..\Common.SelfContained.props" />
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <Description>PowerToys Runner</Description>
+    <AssemblyName>PowerToys.Update</AssemblyName>
+    <OutputPath>..\..\$(Platform)\$(Configuration)</OutputPath>
+    <Nullable>enable</Nullable>
+    <AppendTargetFrameworkToOutputPath>false</AppendTargetFrameworkToOutputPath>
+    <AppendRuntimeIdentifierToOutputPath>false</AppendRuntimeIdentifierToOutputPath>
+		<PublishAot>true</PublishAot>
+		<PublishSingleFile>true</PublishSingleFile>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <_IsPublishing Condition="'$(_IsPublishing)'==''">false</_IsPublishing>
+  </PropertyGroup>
+  <Target Name="PostBuild" AfterTargets="PostBuildEvent" Condition="'$(_IsPublishing)'!='true'">
+    <Exec Command="dotnet publish &quot;$(ProjectPath)&quot; -c $(Configuration) -r $(RuntimeIdentifier) --self-contained -o &quot;$(OutputPath)&quot;" />
+  </Target>
+</Project>

src/Update/UpdateSettingsHelper.cs

@@ -0,0 +1,227 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Globalization;
+using System.IO;
+using System.Net.Http;
+using System.Reflection;
+using System.Runtime.InteropServices;
+using System.Runtime.Versioning;
+using System.Text.Json;
+using System.Threading;
+using System.Threading.Tasks;
+using Microsoft.Win32;
+
+namespace Update
+{
+    [SupportedOSPlatform("windows")]
+    public static class UpdateSettingsHelper
+    {
+        private static Thread? _updateThread;
+
+        private const string INSTALLERFILENAME = "powertoyssetup";
+        private const string USERINSTALLERFILENAME = "powertoysusersetup";
+
+        public static void TriggerUpdateCheck()
+        {
+            if (_updateThread is not null && _updateThread.IsAlive)
+            {
+                return;
+            }
+
+            _updateThread = new Thread(async () =>
+            {
+                UpdateInfo updateInfo = await GetUpdateAvailableInfo();
+                switch (updateInfo)
+                {
+                    case UpdateInfo.UpdateCheckFailed ucf:
+                        ProcessUpdateCheckFailed(ucf);
+                        break;
+                    case UpdateInfo.UpdateAvailable ua:
+                        ProcessUpdateAvailable(ua);
+                        break;
+                    case UpdateInfo.NoUpdateAvailable:
+                        ProcessNoUpdateAvailable();
+                        break;
+                }
+            });
+
+            _updateThread.Start();
+        }
+
+        internal record UpdateInfo
+        {
+            private UpdateInfo()
+            {
+            }
+
+            public sealed record NoUpdateAvailable : UpdateInfo;
+
+            public sealed record UpdateAvailable(Uri ReleasePageUri, Version AvailableVersion, Uri InstallerDownloadUrl, string InstallerFilename) : UpdateInfo;
+
+            public sealed record UpdateCheckFailed(Exception Exception) : UpdateInfo;
+        }
+
+        internal static async Task<UpdateInfo> GetUpdateAvailableInfo()
+        {
+            Version? currentVersion = Assembly.GetExecutingAssembly().GetName().Version;
+
+            if (currentVersion is null)
+            {
+                // Todo: Log
+                return new UpdateInfo.NoUpdateAvailable();
+            }
+
+            if (currentVersion is { Major: 0, Minor: 0 })
+            {
+                // Pre-release or local build, skip update check
+                return new UpdateInfo.NoUpdateAvailable();
+            }
+
+            try
+            {
+                HttpClient httpClient = new();
+                httpClient.DefaultRequestHeaders.UserAgent.ParseAdd("PowerToys Runner"); // GitHub API requires a user-agent
+                Stream body = await httpClient.GetStreamAsync("https://api.github.com/repos/microsoft/PowerToys/releases/latest").ConfigureAwait(false);
+                JsonElement releaseObject = (await JsonDocument.ParseAsync(body)).RootElement;
+                Version latestVersion = new(releaseObject.GetProperty("tag_name").GetString()?.TrimStart('V', 'v') ?? throw new FormatException("The \"tag_name\" field could not be found"));
+                string architectureString = RuntimeInformation.OSArchitecture switch
+                {
+                    Architecture.X64 => "x64",
+                    Architecture.Arm64 => "arm64",
+                    _ => throw new InvalidDataException("Unknown architecture"),
+                };
+
+                if (latestVersion > currentVersion)
+                {
+                    Uri releasePageUri = new(releaseObject.GetProperty("html_url").GetString() ?? throw new FormatException("The \"html_url\" field could not be found"));
+
+                    string requiredFilename = GetInstallScope() == InstallScope.PerMachine ? INSTALLERFILENAME : USERINSTALLERFILENAME;
+
+                    Uri? installerDownloadUrl = null;
+                    string? installerFilename = null;
+
+                    foreach (JsonElement asset in releaseObject.GetProperty("assets").EnumerateArray())
+                    {
+                        string? name = asset.GetProperty("name").GetString();
+                        string? browserDownloadUrl = asset.GetProperty("browser_download_url").GetString();
+
+                        if (name is null
+                            || browserDownloadUrl is null
+                            || !name.Contains(requiredFilename, StringComparison.InvariantCultureIgnoreCase)
+                            || !name.Contains(".exe", StringComparison.InvariantCultureIgnoreCase)
+                            || !name.Contains(architectureString, StringComparison.InvariantCultureIgnoreCase))
+                        {
+                            continue;
+                        }
+
+                        installerDownloadUrl = new Uri(browserDownloadUrl);
+                        installerFilename = name;
+                        break;
+                    }
+
+                    return installerDownloadUrl is null || installerFilename is null
+                        ? new UpdateInfo.UpdateCheckFailed(new InvalidDataException("No installer found in GitHub release"))
+                        : new UpdateInfo.UpdateAvailable(releasePageUri, latestVersion, installerDownloadUrl, installerFilename);
+                }
+
+                return new UpdateInfo.NoUpdateAvailable();
+            }
+            catch (Exception e)
+            {
+                return new UpdateInfo.UpdateCheckFailed(e);
+            }
+        }
+
+        private enum InstallScope
+        {
+            PerMachine,
+            PerUser,
+        }
+
+        [SupportedOSPlatform("windows")]
+        private static InstallScope GetInstallScope()
+        {
+            if (Registry.LocalMachine.OpenSubKey(@"Software\Classes\powertoys\", false) is not RegistryKey machineKey)
+            {
+                if (Registry.CurrentUser.OpenSubKey(@"Software\Classes\powertoys\", false) is not RegistryKey userKey)
+                {
+                    // Both keys are missing
+                    return InstallScope.PerMachine;
+                }
+
+                if (userKey.GetValue("InstallScope") is not string installScope)
+                {
+                    userKey.Close();
+                    return InstallScope.PerMachine;
+                }
+
+                userKey.Close();
+
+                return installScope.Contains("perUser") ? InstallScope.PerUser : InstallScope.PerMachine;
+            }
+
+            machineKey.Close();
+
+            return InstallScope.PerMachine;
+        }
+
+        private static readonly string _settingsPath = Path.Combine(
+            Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+            "Microsoft",
+            "PowerToys");
+
+        private static readonly string _updatingSettingsFile = Path.Combine(_settingsPath, "UpdateState.json");
+
+        private static void ProcessUpdateAvailable(UpdateInfo.UpdateAvailable updateAvailable)
+        {
+            UpdatingSettings updatingSettings = UpdatingSettings.LoadSettings();
+            Console.WriteLine($"Update available: {updateAvailable.AvailableVersion}");
+
+            updatingSettings.State = UpdatingSettings.UpdatingState.ReadyToDownload;
+            updatingSettings.ReleasePageLink = updateAvailable.ReleasePageUri.ToString();
+            updatingSettings.DownloadedInstallerFilename = updateAvailable.InstallerFilename;
+            updatingSettings.ReleasePageLink = updateAvailable.ReleasePageUri.ToString();
+            updatingSettings.LastCheckedDate = DateTimeOffset.UtcNow.ToUnixTimeSeconds().ToString(CultureInfo.InvariantCulture);
+
+            File.WriteAllText(_updatingSettingsFile, updatingSettings.ToJsonString());
+        }
+
+        internal static void ProcessNoUpdateAvailable()
+        {
+            UpdatingSettings updatingSettings = UpdatingSettings.LoadSettings();
+
+            updatingSettings.State = UpdatingSettings.UpdatingState.UpToDate;
+            updatingSettings.ReleasePageLink = string.Empty;
+            updatingSettings.DownloadedInstallerFilename = string.Empty;
+            updatingSettings.ReleasePageLink = string.Empty;
+            updatingSettings.LastCheckedDate = DateTimeOffset.UtcNow.ToUnixTimeSeconds().ToString(CultureInfo.InvariantCulture);
+            File.WriteAllText(_updatingSettingsFile, updatingSettings.ToJsonString());
+        }
+
+        private static void ProcessUpdateCheckFailed(UpdateInfo.UpdateCheckFailed updateCheckFailed)
+        {
+            // Todo: Log failed attempt
+            UpdatingSettings updatingSettings = UpdatingSettings.LoadSettings();
+
+            updatingSettings.State = UpdatingSettings.UpdatingState.NetworkError;
+            updatingSettings.ReleasePageLink = string.Empty;
+            updatingSettings.DownloadedInstallerFilename = string.Empty;
+            updatingSettings.ReleasePageLink = string.Empty;
+            updatingSettings.LastCheckedDate = DateTimeOffset.UtcNow.ToUnixTimeSeconds().ToString(CultureInfo.InvariantCulture);
+            File.WriteAllText(_updatingSettingsFile, updatingSettings.ToJsonString());
+        }
+
+        internal static void SetUpdateState(UpdatingSettings.UpdatingState state)
+        {
+            UpdatingSettings updatingSettings = UpdatingSettings.LoadSettings();
+
+            updatingSettings.State = state;
+            File.WriteAllText(_updatingSettingsFile, updatingSettings.ToJsonString());
+        }
+
+        internal static UpdatingSettings.UpdatingState GetUpdateState() => UpdatingSettings.LoadSettings().State;
+    }
+}

src/Update/UpdateStage.cs

@@ -0,0 +1,16 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Update
+{
+    internal static class UpdateStage
+    {
+        internal const string UPDATENOWLAUNCHSTAGE1 = "-update_now";
+        internal const string UPDATENOWLAUNCHSTAGE2 = "-update_now_stage_2";
+    }
+}

src/Update/UpdateUtilities.cs

@@ -0,0 +1,44 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Update
+{
+    public static class UpdateUtilities
+    {
+        public static async void UninstallPreviousMsixVersions()
+        {
+            try
+            {
+                Windows.Management.Deployment.PackageManager packageManager = new();
+                var packages = packageManager.FindPackagesForUser(string.Empty, "Microsoft.PowerToys", "CN=Microsoft Corporation, O=Microsoft Corporation, L=Redmond, S=Washington, C=US");
+
+                Version? currentVersion = Assembly.GetExecutingAssembly().GetName().Version;
+
+                if (currentVersion == null)
+                {
+                    return;
+                }
+
+                foreach (var package in packages)
+                {
+                    Version msixVersion = new Version(package.Id.Version.Major, package.Id.Version.Minor, package.Id.Version.Revision);
+                    if (msixVersion < currentVersion)
+                    {
+                        await packageManager.RemovePackageAsync(package.Id.FullName);
+                    }
+                }
+            }
+            catch
+            {
+            }
+        }
+    }
+}

src/Update/UpdatingSettings.cs

@@ -0,0 +1,124 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Globalization;
+using System.IO;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace Update
+{
+    public sealed class UpdatingSettings
+    {
+        public enum UpdatingState
+        {
+            UpToDate = 0,
+            ErrorDownloading,
+            ReadyToDownload,
+            ReadyToInstall,
+            NetworkError,
+        }
+
+        // Gets or sets a value of the updating state
+        [JsonPropertyName("state")]
+        public UpdatingState State { get; set; }
+
+        // Gets or sets a value of the release page url
+        [JsonPropertyName("releasePageUrl")]
+        public string ReleasePageLink { get; set; } = string.Empty;
+
+        // Gets or sets a value of the github last checked date
+        [JsonPropertyName("githubUpdateLastCheckedDate")]
+        public string LastCheckedDate { get; set; } = string.Empty;
+
+        // Gets or sets a value of the updating state
+        [JsonPropertyName("downloadedInstallerFilename")]
+        public string DownloadedInstallerFilename { get; set; } = string.Empty;
+
+        // Non-localizable strings: Files
+        public const string SettingsFilePath = "\\Microsoft\\PowerToys\\";
+        public const string SettingsFile = "UpdateState.json";
+
+        public string NewVersion
+        {
+            get
+            {
+                if (ReleasePageLink == null)
+                {
+                    return string.Empty;
+                }
+
+                try
+                {
+                    string version = ReleasePageLink.Substring(ReleasePageLink.LastIndexOf('/') + 1);
+                    return version.Trim();
+                }
+                catch (Exception)
+                {
+                }
+
+                return string.Empty;
+            }
+        }
+
+        public string LastCheckedDateLocalized
+        {
+            get
+            {
+                try
+                {
+                    if (LastCheckedDate == null)
+                    {
+                        return string.Empty;
+                    }
+
+                    long seconds = long.Parse(LastCheckedDate, CultureInfo.CurrentCulture);
+                    var date = DateTimeOffset.FromUnixTimeSeconds(seconds).UtcDateTime;
+                    return date.ToLocalTime().ToString(CultureInfo.CurrentCulture);
+                }
+                catch (Exception)
+                {
+                }
+
+                return string.Empty;
+            }
+        }
+
+        public UpdatingSettings()
+        {
+            State = UpdatingState.UpToDate;
+        }
+
+        public static UpdatingSettings LoadSettings()
+        {
+            var localAppDataDir = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
+            var file = localAppDataDir + SettingsFilePath + SettingsFile;
+
+            if (File.Exists(file))
+            {
+                try
+                {
+                    FileStream inputStream = File.Open(file, FileMode.Open);
+                    StreamReader reader = new(inputStream);
+                    string data = reader.ReadToEnd();
+                    inputStream.Close();
+                    reader.Dispose();
+
+                    return JsonSerializer.Deserialize(data, UpdatingsSettingsSourceGenerationContext.Default.UpdatingSettings)!;
+                }
+                catch (Exception)
+                {
+                }
+            }
+
+            return new UpdatingSettings();
+        }
+
+        public string ToJsonString()
+        {
+            return JsonSerializer.Serialize(this, UpdatingsSettingsSourceGenerationContext.Default.UpdatingSettings);
+        }
+    }
+}

src/Update/UpdatingsSettingsSourceGenerationContext.cs

@@ -0,0 +1,22 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using System.Text.Json.Serialization.Metadata;
+using System.Threading.Tasks;
+
+namespace Update
+{
+    [JsonSourceGenerationOptions(WriteIndented = true)]
+    [JsonSerializable(typeof(UpdatingSettings))]
+
+    internal sealed partial class UpdatingsSettingsSourceGenerationContext : JsonSerializerContext
+    {
+    }
+}

src/Update/packages.config

@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Microsoft.Windows.CppWinRT" version="2.0.240111.5" targetFramework="native" />
-  <package id="Microsoft.Windows.ImplementationLibrary" version="1.0.231216.1" targetFramework="native" />
-</packages>

src/Update/resource.base.h

@@ -1,11 +0,0 @@
-//{{NO_DEPENDENCIES}}
-// Microsoft Visual C++ generated include file.
-// Used by PowerToys.Update.rc
-
-//////////////////////////////
-// Non-localizable
-
-#define FILE_DESCRIPTION "PowerToys Update"
-#define INTERNAL_NAME "PowerToys.Update"
-#define ORIGINAL_FILENAME "PowerToys.Update.exe"
-