Simplify release install process

Fix install on startup

src/Artemis.Core/Constants.cs

@@ -48,6 +48,10 @@ public static class Constants
     ///     The full path to the Artemis logs folder
     /// </summary>
     public static readonly string LogsFolder = Path.Combine(DataFolder, "Logs");
+    /// <summary>
+    ///     The full path to the Artemis logs folder
+    /// </summary>
+    public static readonly string UpdatingFolder = Path.Combine(DataFolder, "updating");
 
     /// <summary>
     ///     The full path to the Artemis plugins folder

src/Artemis.Core/Utilities/Utilities.cs

@@ -21,6 +21,7 @@ public static class Utilities
         CreateAccessibleDirectory(Constants.DataFolder);
         CreateAccessibleDirectory(Constants.PluginsFolder);
         CreateAccessibleDirectory(Constants.LayoutsFolder);
+        CreateAccessibleDirectory(Constants.UpdatingFolder);
     }
 
     /// <summary>

src/Artemis.Storage/Entities/General/ReleaseEntity.cs

@@ -7,15 +7,5 @@ public class ReleaseEntity
     public Guid Id { get; set; }
     
     public string Version { get; set; }
-    public string ReleaseId { get; set; }
-    public ReleaseEntityStatus Status { get; set; }
     public DateTimeOffset? InstalledAt { get; set; }
-}
-
-public enum ReleaseEntityStatus
-{
-    Queued,
-    Installed,
-    Historical,
-    Unknown
 }

src/Artemis.Storage/Repositories/ReleaseRepository.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Collections.Generic;
 using Artemis.Storage.Entities.General;
 using Artemis.Storage.Repositories.Interfaces;
 using LiteDB;
@@ -14,63 +13,25 @@ public class ReleaseRepository : IReleaseRepository
     {
         _repository = repository;
         _repository.Database.GetCollection<ReleaseEntity>().EnsureIndex(s => s.Version, true);
-        _repository.Database.GetCollection<ReleaseEntity>().EnsureIndex(s => s.Status);
     }
 
-    public ReleaseEntity GetQueuedVersion()
+    public void SaveVersionInstallDate(string version)
     {
-        return _repository.Query<ReleaseEntity>().Where(r => r.Status == ReleaseEntityStatus.Queued).FirstOrDefault();
-    }
+        ReleaseEntity release = _repository.Query<ReleaseEntity>().Where(r => r.Version == version).FirstOrDefault();
+        if (release != null)
+            return;
 
-    public ReleaseEntity GetInstalledVersion()
-    {
-        return _repository.Query<ReleaseEntity>().Where(r => r.Status == ReleaseEntityStatus.Installed).FirstOrDefault();
+        _repository.Insert(new ReleaseEntity {Version = version, InstalledAt = DateTimeOffset.UtcNow});
     }
 
     public ReleaseEntity GetPreviousInstalledVersion()
     {
-        return _repository.Query<ReleaseEntity>().Where(r => r.Status == ReleaseEntityStatus.Historical).OrderByDescending(r => r.InstalledAt).FirstOrDefault();
-    }
-
-    public void QueueInstallation(string version, string releaseId)
-    {
-        // Mark release as queued and add if missing
-        ReleaseEntity release = _repository.Query<ReleaseEntity>().Where(r => r.Version == version).FirstOrDefault() ?? new ReleaseEntity {Version = version, ReleaseId = releaseId};
-        release.Status = ReleaseEntityStatus.Queued;
-        _repository.Upsert(release);
-    }
-
-    public void FinishInstallation(string version)
-    {
-        // Mark release as installed and add if missing
-        ReleaseEntity release = _repository.Query<ReleaseEntity>().Where(r => r.Version == version).FirstOrDefault() ?? new ReleaseEntity {Version = version};
-        release.Status = ReleaseEntityStatus.Installed;
-        release.InstalledAt = DateTimeOffset.UtcNow;
-        _repository.Upsert(release);
-
-        // Mark other releases as historical
-        List<ReleaseEntity> oldReleases = _repository.Query<ReleaseEntity>().Where(r => r.Version != version && r.Status != ReleaseEntityStatus.Historical).ToList();
-        foreach (ReleaseEntity oldRelease in oldReleases)
-            oldRelease.Status = ReleaseEntityStatus.Historical;
-        _repository.Update<ReleaseEntity>(oldReleases);
-    }
-
-    public void DequeueInstallation()
-    {
-        // Mark all queued releases as unknown, until FinishInstallation is called we don't know the status
-        List<ReleaseEntity> queuedReleases = _repository.Query<ReleaseEntity>().Where(r => r.Status == ReleaseEntityStatus.Queued).ToList();
-        foreach (ReleaseEntity queuedRelease in queuedReleases)
-            queuedRelease.Status = ReleaseEntityStatus.Unknown;
-        _repository.Update<ReleaseEntity>(queuedReleases);
+        return _repository.Query<ReleaseEntity>().OrderByDescending(r => r.InstalledAt).Skip(1).FirstOrDefault();
     }
 }
 
 public interface IReleaseRepository : IRepository
 {
-    ReleaseEntity GetQueuedVersion();
-    ReleaseEntity GetInstalledVersion();
+    void SaveVersionInstallDate(string version);
     ReleaseEntity GetPreviousInstalledVersion();
-    void QueueInstallation(string version, string releaseId);
-    void FinishInstallation(string version);
-    void DequeueInstallation();
 }

src/Artemis.UI.Windows/App.axaml.cs

@@ -43,9 +43,9 @@ public class App : Application
     {
         if (ApplicationLifetime is not IClassicDesktopStyleApplicationLifetime desktop || Design.IsDesignMode || _shutDown)
             return;
-
-        ArtemisBootstrapper.Initialize();
+        
         _applicationStateManager = new ApplicationStateManager(_container!, desktop.Args);
+        ArtemisBootstrapper.Initialize();
         RegisterProviders(_container!);
     }
 

src/Artemis.UI.Windows/ApplicationStateManager.cs

@@ -99,8 +99,8 @@ public class ApplicationStateManager
             argsList.Add("--autorun");
 
         // Retain startup arguments after update by providing them to the script
-        string script = $"\"{Path.Combine(Constants.DataFolder, "updating", "pending", "scripts", "update.ps1")}\"";
-        string source = $"-sourceDirectory \"{Path.Combine(Constants.DataFolder, "updating", "pending")}\"";
+        string script = $"\"{Path.Combine(Constants.UpdatingFolder, "installing", "scripts", "update.ps1")}\"";
+        string source = $"-sourceDirectory \"{Path.Combine(Constants.UpdatingFolder, "installing")}\"";
         string destination = $"-destinationDirectory \"{Constants.ApplicationFolder}\"";
         string args = argsList.Any() ? $"-artemisArgs \"{string.Join(',', argsList)}\"" : "";
 

src/Artemis.UI.Windows/Providers/WindowsUpdateNotificationProvider.cs

@@ -9,6 +9,7 @@ using Artemis.UI.Screens.Settings;
 using Artemis.UI.Services.Updating;
 using Artemis.UI.Shared.Services.MainWindow;
 using Avalonia.Threading;
+using DryIoc.ImTools;
 using Microsoft.Toolkit.Uwp.Notifications;
 using ReactiveUI;
 
@@ -16,7 +17,7 @@ namespace Artemis.UI.Windows.Providers;
 
 public class WindowsUpdateNotificationProvider : IUpdateNotificationProvider
 {
-    private readonly Func<string, ReleaseInstaller> _getReleaseInstaller;
+    private readonly Func<Guid, ReleaseInstaller> _getReleaseInstaller;
     private readonly Func<IScreen, SettingsViewModel> _getSettingsViewModel;
     private readonly IMainWindowService _mainWindowService;
     private readonly IUpdateService _updateService;
@@ -25,7 +26,7 @@ public class WindowsUpdateNotificationProvider : IUpdateNotificationProvider
     public WindowsUpdateNotificationProvider(IMainWindowService mainWindowService,
         IUpdateService updateService,
         Func<IScreen, SettingsViewModel> getSettingsViewModel,
-        Func<string, ReleaseInstaller> getReleaseInstaller)
+        Func<Guid, ReleaseInstaller> getReleaseInstaller)
     {
         _mainWindowService = mainWindowService;
         _updateService = updateService;
@@ -37,7 +38,7 @@ public class WindowsUpdateNotificationProvider : IUpdateNotificationProvider
     private async void ToastNotificationManagerCompatOnOnActivated(ToastNotificationActivatedEventArgsCompat e)
     {
         ToastArguments args = ToastArguments.Parse(e.Argument);
-        string releaseId = args.Get("releaseId");
+        Guid releaseId = Guid.Parse(args.Get("releaseId"));
         string releaseVersion = args.Get("releaseVersion");
         string action = "view-changes";
         if (args.Contains("action"))
@@ -53,7 +54,7 @@ public class WindowsUpdateNotificationProvider : IUpdateNotificationProvider
             _updateService.RestartForUpdate(false);
     }
 
-    public void ShowNotification(string releaseId, string releaseVersion)
+    public void ShowNotification(Guid releaseId, string releaseVersion)
     {
         GetBuilderForRelease(releaseId, releaseVersion)
             .AddText("Update available")
@@ -62,10 +63,10 @@ public class WindowsUpdateNotificationProvider : IUpdateNotificationProvider
                 .SetContent("Install")
                 .AddArgument("action", "install").SetAfterActivationBehavior(ToastAfterActivationBehavior.PendingUpdate))
             .AddButton(new ToastButton().SetContent("View changes").AddArgument("action", "view-changes"))
-            .Show(t => t.Tag = releaseId);
+            .Show(t => t.Tag = releaseId.ToString());
     }
 
-    private void ViewRelease(string releaseId)
+    private void ViewRelease(Guid releaseId)
     {
         Dispatcher.UIThread.Post(() =>
         {
@@ -87,7 +88,7 @@ public class WindowsUpdateNotificationProvider : IUpdateNotificationProvider
         });
     }
 
-    private async Task InstallRelease(string releaseId, string releaseVersion)
+    private async Task InstallRelease(Guid releaseId, string releaseVersion)
     {
         ReleaseInstaller installer = _getReleaseInstaller(releaseId);
         void InstallerOnPropertyChanged(object? sender, PropertyChangedEventArgs e) => UpdateInstallProgress(releaseId, installer);
@@ -104,7 +105,7 @@ public class WindowsUpdateNotificationProvider : IUpdateNotificationProvider
             .AddButton(new ToastButton().SetContent("Cancel").AddArgument("action", "cancel"))
             .Show(t =>
             {
-                t.Tag = releaseId;
+                t.Tag = releaseId.ToString();
                 t.Data = GetDataForInstaller(installer);
             });
 
@@ -127,26 +128,23 @@ public class WindowsUpdateNotificationProvider : IUpdateNotificationProvider
             installer.PropertyChanged -= InstallerOnPropertyChanged;
         }
 
-        // Queue an update in case the user interrupts the process after everything has been prepared
-        _updateService.QueueUpdate(releaseVersion, releaseId);
-
         GetBuilderForRelease(releaseId, releaseVersion)
             .AddAudio(new ToastAudio {Silent = true})
             .AddText("Update ready")
             .AddText($"Artemis version {releaseVersion} is ready to be applied")
             .AddButton(new ToastButton().SetContent("Restart Artemis").AddArgument("action", "restart-for-update"))
             .AddButton(new ToastButton().SetContent("Later").AddArgument("action", "postpone-update"))
-            .Show(t => t.Tag = releaseId);
+            .Show(t => t.Tag = releaseId.ToString());
     }
 
-    private void UpdateInstallProgress(string releaseId, ReleaseInstaller installer)
+    private void UpdateInstallProgress(Guid releaseId, ReleaseInstaller installer)
     {
-        ToastNotificationManagerCompat.CreateToastNotifier().Update(GetDataForInstaller(installer), releaseId);
+        ToastNotificationManagerCompat.CreateToastNotifier().Update(GetDataForInstaller(installer), releaseId.ToString());
     }
 
-    private ToastContentBuilder GetBuilderForRelease(string releaseId, string releaseVersion)
+    private ToastContentBuilder GetBuilderForRelease(Guid releaseId, string releaseVersion)
     {
-        return new ToastContentBuilder().AddArgument("releaseId", releaseId).AddArgument("releaseVersion", releaseVersion);
+        return new ToastContentBuilder().AddArgument("releaseId", releaseId.ToString()).AddArgument("releaseVersion", releaseVersion);
     }
 
     private NotificationData GetDataForInstaller(ReleaseInstaller installer)

src/Artemis.UI/DryIoc/Factories/IVMFactory.cs

@@ -480,7 +480,7 @@ public class ScriptVmFactory : IScriptVmFactory
 
 public interface IReleaseVmFactory : IVmFactory
 {
-    ReleaseViewModel ReleaseListViewModel(string releaseId, string version, DateTimeOffset createdAt);
+    ReleaseViewModel ReleaseListViewModel(Guid releaseId, string version, DateTimeOffset createdAt);
 }
 public class ReleaseVmFactory : IReleaseVmFactory
 {
@@ -491,7 +491,7 @@ public class ReleaseVmFactory : IReleaseVmFactory
         _container = container;
     }
     
-    public ReleaseViewModel ReleaseListViewModel(string releaseId, string version, DateTimeOffset createdAt)
+    public ReleaseViewModel ReleaseListViewModel(Guid releaseId, string version, DateTimeOffset createdAt)
     {
         return _container.Resolve<ReleaseViewModel>(new object[] { releaseId, version, createdAt });
     }

src/Artemis.UI/Screens/Root/RootViewModel.cs

@@ -64,6 +64,9 @@ public class RootViewModel : ActivatableViewModelBase, IScreen, IMainWindowProvi
         Router.CurrentViewModel.Subscribe(UpdateTitleBarViewModel);
         Task.Run(() =>
         {
+            if (_updateService.Initialize())
+                return;
+            
             coreService.Initialize();
             registrationService.RegisterBuiltInDataModelDisplays();
             registrationService.RegisterBuiltInDataModelInputs();

src/Artemis.UI/Screens/Settings/Tabs/ReleasesTabViewModel.cs

@@ -61,7 +61,7 @@ public class ReleasesTabViewModel : ActivatableViewModelBase
 
     public ReadOnlyObservableCollection<ReleaseViewModel> ReleaseViewModels { get; }
     public string Channel { get; }
-    public string? PreselectId { get; set; }
+    public Guid? PreselectId { get; set; }
 
     public ReleaseViewModel? SelectedReleaseViewModel
     {

src/Artemis.UI/Screens/Settings/Updating/ReleaseViewModel.cs

@@ -36,7 +36,7 @@ public class ReleaseViewModel : ActivatableViewModelBase
     private bool _loading = true;
     private bool _retrievedDetails;
 
-    public ReleaseViewModel(string releaseId,
+    public ReleaseViewModel(Guid releaseId,
         string version,
         DateTimeOffset createdAt,
         ILogger logger,
@@ -79,7 +79,7 @@ public class ReleaseViewModel : ActivatableViewModelBase
         });
     }
 
-    public string ReleaseId { get; }
+    public Guid ReleaseId { get; }
 
     private void ExecuteRestart()
     {
@@ -158,7 +158,6 @@ public class ReleaseViewModel : ActivatableViewModelBase
         {
             InstallationInProgress = true;
             await ReleaseInstaller.InstallAsync(_installerCts.Token);
-            _updateService.QueueUpdate(Version, ReleaseId);
             InstallationFinished = true;
         }
         catch (Exception e)

src/Artemis.UI/Services/Updating/IUpdateNotificationProvider.cs

@@ -1,8 +1,9 @@
+using System;
 using System.Threading.Tasks;
 
 namespace Artemis.UI.Services.Updating;
 
 public interface IUpdateNotificationProvider
 {
-    void ShowNotification(string releaseId, string releaseVersion);
+    void ShowNotification(Guid releaseId, string releaseVersion);
 }

src/Artemis.UI/Services/Updating/IUpdateService.cs

@@ -1,3 +1,4 @@
+using System;
 using System.Threading.Tasks;
 using Artemis.UI.Services.Interfaces;
 using Artemis.WebClient.Updating;
@@ -6,14 +7,47 @@ namespace Artemis.UI.Services.Updating;
 
 public interface IUpdateService : IArtemisUIService
 {
+    /// <summary>
+    ///     Gets the current update channel.
+    /// </summary>
     string Channel { get; }
+
+    /// <summary>
+    ///     Gets the version number of the previous release that was installed, if any.
+    /// </summary>
     string? PreviousVersion { get; }
+
+    /// <summary>
+    ///     The latest cached release, can be updated by calling <see cref="CachedLatestRelease" />.
+    /// </summary>
     IGetNextRelease_NextPublishedRelease? CachedLatestRelease { get; }
 
+    /// <summary>
+    ///     Asynchronously caches the latest release.
+    /// </summary>
     Task CacheLatestRelease();
-    Task<bool> CheckForUpdate();
-    void QueueUpdate(string version, string releaseId);
 
-    ReleaseInstaller GetReleaseInstaller(string releaseId);
+    /// <summary>
+    ///     Asynchronously checks whether an update is available on the current <see cref="Channel" />.
+    /// </summary>
+    Task<bool> CheckForUpdate();
+
+    /// <summary>
+    ///     Creates a release installed for a release with the provided ID.
+    /// </summary>
+    /// <param name="releaseId">The ID of the release to create the installer for.</param>
+    /// <returns>The resulting release installer.</returns>
+    ReleaseInstaller GetReleaseInstaller(Guid releaseId);
+
+    /// <summary>
+    ///     Restarts the application to install a pending update.
+    /// </summary>
+    /// <param name="silent">A boolean indicating whether to perform a silent install of the update.</param>
     void RestartForUpdate(bool silent);
+
+    /// <summary>
+    ///     Initializes the update service.
+    /// </summary>
+    /// <returns>A boolean indicating whether a restart will occur to install a pending update.</returns>
+    bool Initialize();
 }

src/Artemis.UI/Services/Updating/InAppUpdateNotificationProvider.cs

@@ -23,7 +23,7 @@ public class InAppUpdateNotificationProvider : IUpdateNotificationProvider
         _getSettingsViewModel = getSettingsViewModel;
     }
 
-    private void ShowInAppNotification(string releaseId, string releaseVersion)
+    private void ShowInAppNotification(Guid releaseId, string releaseVersion)
     {
         _notification?.Invoke();
         _notification = _notificationService.CreateNotification()
@@ -35,7 +35,7 @@ public class InAppUpdateNotificationProvider : IUpdateNotificationProvider
             .Show();
     }
 
-    private void ViewRelease(string releaseId)
+    private void ViewRelease(Guid releaseId)
     {
         _notification?.Invoke();
 
@@ -56,7 +56,7 @@ public class InAppUpdateNotificationProvider : IUpdateNotificationProvider
     }
 
     /// <inheritdoc />
-    public void ShowNotification(string releaseId, string releaseVersion)
+    public void ShowNotification(Guid releaseId, string releaseVersion)
     {
         if (_mainWindowService.IsMainWindowOpen)
             ShowInAppNotification(releaseId, releaseVersion);

src/Artemis.UI/Services/Updating/ReleaseInstaller.cs

@@ -22,24 +22,26 @@ namespace Artemis.UI.Services.Updating;
 /// </summary>
 public class ReleaseInstaller : CorePropertyChanged
 {
-    private readonly string _dataFolder;
     private readonly HttpClient _httpClient;
     private readonly ILogger _logger;
-    private readonly string _releaseId;
+    private readonly Guid _releaseId;
     private readonly Platform _updatePlatform;
     private readonly IUpdatingClient _updatingClient;
     private readonly Progress<float> _progress = new();
+
+    private IGetReleaseById_PublishedRelease _release = null!;
+    private IGetReleaseById_PublishedRelease_Artifacts _artifact = null!;
+
     private Progress<float> _stepProgress = new();
     private string _status = string.Empty;
-    private float _progress1;
+    private float _floatProgress;
 
-    public ReleaseInstaller(string releaseId, ILogger logger, IUpdatingClient updatingClient, HttpClient httpClient)
+    public ReleaseInstaller(Guid releaseId, ILogger logger, IUpdatingClient updatingClient, HttpClient httpClient)
     {
         _releaseId = releaseId;
         _logger = logger;
         _updatingClient = updatingClient;
         _httpClient = httpClient;
-        _dataFolder = Path.Combine(Constants.DataFolder, "updating");
 
         if (OperatingSystem.IsWindows())
             _updatePlatform = Platform.Windows;
@@ -50,9 +52,6 @@ public class ReleaseInstaller : CorePropertyChanged
         else
             throw new PlatformNotSupportedException("Cannot auto update on the current platform");
 
-        if (!Directory.Exists(_dataFolder))
-            Directory.CreateDirectory(_dataFolder);
-
         _progress.ProgressChanged += (_, f) => Progress = f;
     }
 
@@ -64,8 +63,8 @@ public class ReleaseInstaller : CorePropertyChanged
 
     public float Progress
     {
-        get => _progress1;
-        set => SetAndNotify(ref _progress1, value);
+        get => _floatProgress;
+        set => SetAndNotify(ref _floatProgress, value);
     }
 
     public async Task InstallAsync(CancellationToken cancellationToken)
@@ -79,24 +78,24 @@ public class ReleaseInstaller : CorePropertyChanged
         IOperationResult<IGetReleaseByIdResult> result = await _updatingClient.GetReleaseById.ExecuteAsync(_releaseId, cancellationToken);
         result.EnsureNoErrors();
 
-        IGetReleaseById_PublishedRelease? release = result.Data?.PublishedRelease;
-        if (release == null)
+        _release = result.Data?.PublishedRelease!;
+        if (_release == null)
             throw new Exception($"Could not find release with ID {_releaseId}");
 
-        IGetReleaseById_PublishedRelease_Artifacts? artifact = release.Artifacts.FirstOrDefault(a => a.Platform == _updatePlatform);
-        if (artifact == null)
+        _artifact = _release.Artifacts.FirstOrDefault(a => a.Platform == _updatePlatform)!;
+        if (_artifact == null)
             throw new Exception("Found the release but it has no artifact for the current platform");
 
         ((IProgress<float>) _progress).Report(10);
 
         // Determine whether the last update matches our local version, then we can download the delta
-        if (release.PreviousRelease != null && File.Exists(Path.Combine(_dataFolder, $"{release.PreviousRelease}.zip")) && artifact.DeltaFileInfo.DownloadSize != 0)
-            await DownloadDelta(artifact, Path.Combine(_dataFolder, $"{release.PreviousRelease}.zip"), cancellationToken);
+        if (_release.PreviousRelease != null && File.Exists(Path.Combine(Constants.UpdatingFolder, $"{_release.PreviousRelease.Version}.zip")) && _artifact.DeltaFileInfo.DownloadSize != 0)
+            await DownloadDelta(Path.Combine(Constants.UpdatingFolder, $"{_release.PreviousRelease.Version}.zip"), cancellationToken);
         else
-            await Download(artifact, cancellationToken);
+            await Download(cancellationToken);
     }
 
-    private async Task DownloadDelta(IGetReleaseById_PublishedRelease_Artifacts artifact, string previousRelease, CancellationToken cancellationToken)
+    private async Task DownloadDelta(string previousRelease, CancellationToken cancellationToken)
     {
         // 10 - 50%
         _stepProgress.ProgressChanged += StepProgressOnProgressChanged;
@@ -104,20 +103,20 @@ public class ReleaseInstaller : CorePropertyChanged
 
         Status = "Downloading...";
         await using MemoryStream stream = new();
-        await _httpClient.DownloadDataAsync($"https://updating.artemis-rgb.com/api/artifacts/{artifact.ArtifactId}/delta", stream, _stepProgress, cancellationToken);
+        await _httpClient.DownloadDataAsync($"https://updating.artemis-rgb.com/api/artifacts/{_artifact.ArtifactId}/delta", stream, _stepProgress, cancellationToken);
 
         _stepProgress.ProgressChanged -= StepProgressOnProgressChanged;
-        await PatchDelta(stream, previousRelease, artifact, cancellationToken);
+        await PatchDelta(stream, previousRelease, cancellationToken);
     }
 
-    private async Task PatchDelta(Stream deltaStream, string previousRelease, IGetReleaseById_PublishedRelease_Artifacts artifact, CancellationToken cancellationToken)
+    private async Task PatchDelta(Stream deltaStream, string previousRelease, CancellationToken cancellationToken)
     {
         // 50 - 60%
         _stepProgress.ProgressChanged += StepProgressOnProgressChanged;
         void StepProgressOnProgressChanged(object? sender, float e) => ((IProgress<float>) _progress).Report(50f + e * 0.1f);
 
         Status = "Patching...";
-        await using FileStream newFileStream = new(Path.Combine(_dataFolder, $"{_releaseId}.zip"), FileMode.Create, FileAccess.ReadWrite, FileShare.Read);
+        await using FileStream newFileStream = new(Path.Combine(Constants.UpdatingFolder, $"{_release.Version}.zip"), FileMode.Create, FileAccess.ReadWrite, FileShare.Read);
         await using (FileStream baseStream = File.OpenRead(previousRelease))
         {
             deltaStream.Seek(0, SeekOrigin.Begin);
@@ -132,23 +131,23 @@ public class ReleaseInstaller : CorePropertyChanged
 
         _stepProgress.ProgressChanged -= StepProgressOnProgressChanged;
 
-        await ValidateArchive(newFileStream, artifact, cancellationToken);
+        await ValidateArchive(newFileStream, cancellationToken);
         await Extract(newFileStream, cancellationToken);
     }
 
-    private async Task Download(IGetReleaseById_PublishedRelease_Artifacts artifact, CancellationToken cancellationToken)
+    private async Task Download(CancellationToken cancellationToken)
     {
         // 10 - 60%
         _stepProgress.ProgressChanged += StepProgressOnProgressChanged;
         void StepProgressOnProgressChanged(object? sender, float e) => ((IProgress<float>) _progress).Report(10f + e * 0.5f);
 
         Status = "Downloading...";
-        await using FileStream stream = new(Path.Combine(_dataFolder, $"{_releaseId}.zip"), FileMode.Create, FileAccess.ReadWrite, FileShare.Read);
-        await _httpClient.DownloadDataAsync($"https://updating.artemis-rgb.com/api/artifacts/{artifact.ArtifactId}", stream, _stepProgress, cancellationToken);
+        await using FileStream stream = new(Path.Combine(Constants.UpdatingFolder, $"{_release.Version}.zip"), FileMode.Create, FileAccess.ReadWrite, FileShare.Read);
+        await _httpClient.DownloadDataAsync($"https://updating.artemis-rgb.com/api/artifacts/{_artifact.ArtifactId}", stream, _stepProgress, cancellationToken);
 
         _stepProgress.ProgressChanged -= StepProgressOnProgressChanged;
 
-        await ValidateArchive(stream, artifact, cancellationToken);
+        await ValidateArchive(stream, cancellationToken);
         await Extract(stream, cancellationToken);
     }
 
@@ -160,7 +159,7 @@ public class ReleaseInstaller : CorePropertyChanged
 
         Status = "Extracting...";
         // Ensure the directory is empty
-        string extractDirectory = Path.Combine(_dataFolder, "pending");
+        string extractDirectory = Path.Combine(Constants.UpdatingFolder, "pending");
         if (Directory.Exists(extractDirectory))
             Directory.Delete(extractDirectory, true);
         Directory.CreateDirectory(extractDirectory);
@@ -176,12 +175,12 @@ public class ReleaseInstaller : CorePropertyChanged
         _stepProgress.ProgressChanged -= StepProgressOnProgressChanged;
     }
 
-    private async Task ValidateArchive(Stream archiveStream, IGetReleaseById_PublishedRelease_Artifacts artifact, CancellationToken cancellationToken)
+    private async Task ValidateArchive(Stream archiveStream, CancellationToken cancellationToken)
     {
         using MD5 md5 = MD5.Create();
         archiveStream.Seek(0, SeekOrigin.Begin);
         string hash = BitConverter.ToString(await md5.ComputeHashAsync(archiveStream, cancellationToken)).Replace("-", "");
-        if (hash != artifact.FileInfo.Md5Hash)
-            throw new ArtemisUIException($"Update file hash mismatch, expected \"{artifact.FileInfo.Md5Hash}\" but got \"{hash}\"");
+        if (hash != _artifact.FileInfo.Md5Hash)
+            throw new ArtemisUIException($"Update file hash mismatch, expected \"{_artifact.FileInfo.Md5Hash}\" but got \"{hash}\"");
     }
 }

src/Artemis.UI/Services/Updating/UpdateService.cs

@@ -7,6 +7,7 @@ using Artemis.Core;
 using Artemis.Core.Services;
 using Artemis.Storage.Entities.General;
 using Artemis.Storage.Repositories;
+using Artemis.UI.Exceptions;
 using Artemis.UI.Shared.Services.MainWindow;
 using Artemis.WebClient.Updating;
 using Serilog;
@@ -20,7 +21,7 @@ public class UpdateService : IUpdateService
     private const double UPDATE_CHECK_INTERVAL = 3_600_000; // once per hour
     private readonly PluginSetting<bool> _autoCheck;
     private readonly PluginSetting<bool> _autoInstall;
-    private readonly Func<string, ReleaseInstaller> _getReleaseInstaller;
+    private readonly Func<Guid, ReleaseInstaller> _getReleaseInstaller;
 
     private readonly ILogger _logger;
     private readonly IReleaseRepository _releaseRepository;
@@ -36,7 +37,7 @@ public class UpdateService : IUpdateService
         IUpdatingClient updatingClient,
         IReleaseRepository releaseRepository,
         Lazy<IUpdateNotificationProvider> updateNotificationProvider,
-        Func<string, ReleaseInstaller> getReleaseInstaller)
+        Func<Guid, ReleaseInstaller> getReleaseInstaller)
     {
         _logger = logger;
         _updatingClient = updatingClient;
@@ -66,39 +67,21 @@ public class UpdateService : IUpdateService
         Timer timer = new(UPDATE_CHECK_INTERVAL);
         timer.Elapsed += HandleAutoUpdateEvent;
         timer.Start();
-
-        _logger.Information("Update service initialized for {Channel} channel", Channel);
-        ProcessReleaseStatus();
     }
 
     private void ProcessReleaseStatus()
     {
-        // If an update is queued, don't bother with anything else
-        ReleaseEntity? queued = _releaseRepository.GetQueuedVersion();
-        if (queued != null)
-        {
-            // Remove the queued installation, in case something goes wrong then at least we don't end up in a loop
-            _logger.Information("Installing queued version {Version}", queued.Version);
-            RestartForUpdate(true);
-            return;
-        }
-
-        // If a different version was installed, mark it as such 
-        ReleaseEntity? installed = _releaseRepository.GetInstalledVersion();
-        if (installed?.Version != Constants.CurrentVersion)
-            _releaseRepository.FinishInstallation(Constants.CurrentVersion);
-
+        string currentVersion = Constants.CurrentVersion;
+        _releaseRepository.SaveVersionInstallDate(currentVersion);
         PreviousVersion = _releaseRepository.GetPreviousInstalledVersion()?.Version;
 
-        if (!Directory.Exists(Path.Combine(Constants.DataFolder, "updating")))
+        if (!Directory.Exists(Constants.UpdatingFolder))
             return;
 
         // Clean up the update folder, leaving only the last ZIP
-        foreach (string file in Directory.GetFiles(Path.Combine(Constants.DataFolder, "updating")))
+        foreach (string file in Directory.GetFiles(Constants.UpdatingFolder))
         {
-            if (Path.GetExtension(file) != ".zip")
-                continue;
-            if (installed != null && Path.GetFileName(file) == $"{installed.ReleaseId}.zip")
+            if (Path.GetExtension(file) != ".zip" || Path.GetFileName(file) == $"{currentVersion}.zip")
                 continue;
 
             try
@@ -140,8 +123,13 @@ public class UpdateService : IUpdateService
         }
     }
 
+    /// <inheritdoc />
     public string Channel { get; }
-    public string? PreviousVersion { get; set; }
+
+    /// <inheritdoc />
+    public string? PreviousVersion { get; private set; }
+
+    /// <inheritdoc />
     public IGetNextRelease_NextPublishedRelease? CachedLatestRelease { get; private set; }
 
     /// <inheritdoc />
@@ -158,6 +146,7 @@ public class UpdateService : IUpdateService
         }
     }
 
+    /// <inheritdoc />
     public async Task<bool> CheckForUpdate()
     {
         IOperationResult<IGetNextReleaseResult> result = await _updatingClient.GetNextRelease.ExecuteAsync(Constants.CurrentVersion, Channel, _updatePlatform);
@@ -183,13 +172,7 @@ public class UpdateService : IUpdateService
     }
 
     /// <inheritdoc />
-    public void QueueUpdate(string version, string releaseId)
-    {
-        _releaseRepository.QueueInstallation(version, releaseId);
-    }
-
-    /// <inheritdoc />
-    public ReleaseInstaller GetReleaseInstaller(string releaseId)
+    public ReleaseInstaller GetReleaseInstaller(Guid releaseId)
     {
         return _getReleaseInstaller(releaseId);
     }
@@ -197,7 +180,33 @@ public class UpdateService : IUpdateService
     /// <inheritdoc />
     public void RestartForUpdate(bool silent)
     {
-        _releaseRepository.DequeueInstallation();
+        if (!Directory.Exists(Path.Combine(Constants.UpdatingFolder, "pending")))
+            throw new ArtemisUIException("Cannot install update, none is pending.");
+
+        Directory.Move(Path.Combine(Constants.UpdatingFolder, "pending"), Path.Combine(Constants.UpdatingFolder, "installing"));
         Utilities.ApplyUpdate(silent);
     }
+
+    /// <inheritdoc />
+    public bool Initialize()
+    {
+        // There should never be an installing folder
+        if (Directory.Exists(Path.Combine(Constants.UpdatingFolder, "installing")))
+        {
+            _logger.Warning("Cleaning up leftover installing folder, did an update go wrong?");
+            Directory.Delete(Path.Combine(Constants.UpdatingFolder, "installing"));
+        }
+
+        // If an update is pending, don't bother with anything else
+        if (Directory.Exists(Path.Combine(Constants.UpdatingFolder, "pending")))
+        {
+            _logger.Information("Installing pending update");
+            RestartForUpdate(true);
+            return true;
+        }
+
+        ProcessReleaseStatus();
+        _logger.Information("Update service initialized for {Channel} channel", Channel);
+        return false;
+    }
 }

src/Artemis.WebClient.Updating/Queries/GetReleaseById.graphql

@@ -22,12 +22,14 @@ query GetReleases($branch: String!, $platform: Platform!, $take: Int!, $after: S
 }
 
 
-query GetReleaseById($id: String!) {
+query GetReleaseById($id: UUID!) {
     publishedRelease(id: $id) {
         branch
         commit
         version
-        previousRelease
+        previousRelease {
+            version
+        }
         changelog
         artifacts {
             platform

src/Artemis.WebClient.Updating/schema.graphql

@@ -5,33 +5,6 @@ schema {
     mutation: Mutation
 }
 
-"The `@defer` directive may be provided for fragment spreads and inline fragments to inform the executor to delay the execution of the current fragment to indicate deprioritization of the current fragment. A query with `@defer` directive will cause the request to potentially return multiple responses, where non-deferred data is delivered in the initial response and data deferred is delivered in a subsequent response. `@include` and `@skip` take precedence over `@defer`."
-directive @defer(
-    "Deferred when true."
-    if: Boolean,
-    "If this argument label has a value other than null, it will be passed on to the result of this defer directive. This label is intended to give client applications a way to identify to which fragment a deferred result belongs to."
-    label: String
-) on FRAGMENT_SPREAD | INLINE_FRAGMENT
-
-"The `@stream` directive may be provided for a field of `List` type so that the backend can leverage technology such as asynchronous iterators to provide a partial list in the initial response, and additional list items in subsequent responses. `@include` and `@skip` take precedence over `@stream`."
-directive @stream(
-    "Streamed when true."
-    if: Boolean,
-    "The initial elements that shall be send down to the consumer."
-    initialCount: Int! = 0,
-    "If this argument label has a value other than null, it will be passed on to the result of this stream directive. This label is intended to give client applications a way to identify to which fragment a streamed result belongs to."
-    label: String
-) on FIELD
-
-directive @authorize(
-    "Defines when when the resolver shall be executed.By default the resolver is executed after the policy has determined that the current user is allowed to access the field."
-    apply: ApplyPolicy! = BEFORE_RESOLVER,
-    "The name of the authorization policy that determines access to the annotated resource."
-    policy: String,
-    "Roles that are allowed to access the annotated resource."
-    roles: [String!]
-) on SCHEMA | OBJECT | FIELD_DEFINITION
-
 type ArtemisChannel {
     branch: String!
     releases: Int!
@@ -41,15 +14,25 @@ type Artifact {
     artifactId: Long!
     deltaFileInfo: ArtifactFileInfo!
     fileInfo: ArtifactFileInfo!
+    id: UUID!
     platform: Platform!
 }
 
 type ArtifactFileInfo {
     downloadSize: Long!
     downloads: Long!
+    id: UUID!
     md5Hash: String
 }
 
+"Information about the offset pagination."
+type CollectionSegmentInfo {
+    "Indicates whether more items exist following the set defined by the clients arguments."
+    hasNextPage: Boolean!
+    "Indicates whether more items exist prior the set defined by the clients arguments."
+    hasPreviousPage: Boolean!
+}
+
 type Mutation {
     updateReleaseChangelog(input: UpdateReleaseChangelogInput!): UpdateReleaseChangelogPayload!
 }
@@ -74,6 +57,7 @@ type PublishedReleasesConnection {
     nodes: [Release!]
     "Information to aid in pagination."
     pageInfo: PageInfo!
+    "Identifies the total count of items in the connection."
     totalCount: Int!
 }
 
@@ -90,7 +74,7 @@ type Query {
     channels: [ArtemisChannel!]!
     nextPublishedRelease(branch: String!, platform: Platform!, version: String): Release
     publishedChannels: [String!]!
-    publishedRelease(id: String!): Release
+    publishedRelease(id: UUID!): Release
     publishedReleases(
         "Returns the elements in the list that come after the specified cursor."
         after: String,
@@ -103,20 +87,9 @@ type Query {
         order: [ReleaseSortInput!],
         where: ReleaseFilterInput
     ): PublishedReleasesConnection
-    release(id: String!): Release
+    release(id: UUID!): Release
     releaseStatistics(order: [ReleaseStatisticSortInput!], where: ReleaseStatisticFilterInput): [ReleaseStatistic!]!
-    releases(
-        "Returns the elements in the list that come after the specified cursor."
-        after: String,
-        "Returns the elements in the list that come before the specified cursor."
-        before: String,
-        "Returns the first _n_ elements from the list."
-        first: Int,
-        "Returns the last _n_ elements from the list."
-        last: Int,
-        order: [ReleaseSortInput!],
-        where: ReleaseFilterInput
-    ): ReleasesConnection
+    releases(order: [ReleaseSortInput!], skip: Int, take: Int, where: ReleaseFilterInput): ReleasesCollectionSegment
 }
 
 type Release {
@@ -125,9 +98,9 @@ type Release {
     changelog: String!
     commit: String!
     createdAt: DateTime!
-    id: String!
+    id: UUID!
     isDraft: Boolean!
-    previousRelease: String
+    previousRelease: Release
     version: String!
     workflowRunId: Long!
 }
@@ -136,30 +109,20 @@ type ReleaseStatistic {
     count: Int!
     lastReportedUsage: DateTime!
     linuxCount: Int!
-    oSXCount: Int!
-    releaseId: String!
+    osxCount: Int!
+    releaseId: UUID!
     windowsCount: Int!
 }
 
-"A connection to a list of items."
-type ReleasesConnection {
-    "A list of edges."
-    edges: [ReleasesEdge!]
-    "A flattened list of the nodes."
-    nodes: [Release!]
+"A segment of a collection."
+type ReleasesCollectionSegment {
+    "A flattened list of the items."
+    items: [Release!]
     "Information to aid in pagination."
-    pageInfo: PageInfo!
+    pageInfo: CollectionSegmentInfo!
     totalCount: Int!
 }
 
-"An edge in a connection."
-type ReleasesEdge {
-    "A cursor for use in pagination."
-    cursor: String!
-    "The item at the end of the edge."
-    node: Release!
-}
-
 type UpdateReleaseChangelogPayload {
     release: Release
 }
@@ -167,6 +130,7 @@ type UpdateReleaseChangelogPayload {
 enum ApplyPolicy {
     AFTER_RESOLVER
     BEFORE_RESOLVER
+    VALIDATION
 }
 
 enum Platform {
@@ -186,19 +150,23 @@ scalar DateTime
 "The `Long` scalar type represents non-fractional signed whole 64-bit numeric values. Long can represent values between -(2^63) and 2^63 - 1."
 scalar Long
 
+scalar UUID
+
 input ArtifactFileInfoFilterInput {
     and: [ArtifactFileInfoFilterInput!]
-    downloadSize: ComparableInt64OperationFilterInput
-    downloads: ComparableInt64OperationFilterInput
+    downloadSize: LongOperationFilterInput
+    downloads: LongOperationFilterInput
+    id: UuidOperationFilterInput
     md5Hash: StringOperationFilterInput
     or: [ArtifactFileInfoFilterInput!]
 }
 
 input ArtifactFilterInput {
     and: [ArtifactFilterInput!]
-    artifactId: ComparableInt64OperationFilterInput
+    artifactId: LongOperationFilterInput
     deltaFileInfo: ArtifactFileInfoFilterInput
     fileInfo: ArtifactFileInfoFilterInput
+    id: UuidOperationFilterInput
     or: [ArtifactFilterInput!]
     platform: PlatformOperationFilterInput
 }
@@ -208,51 +176,36 @@ input BooleanOperationFilterInput {
     neq: Boolean
 }
 
-input ComparableDateTimeOffsetOperationFilterInput {
+input DateTimeOperationFilterInput {
     eq: DateTime
     gt: DateTime
     gte: DateTime
-    in: [DateTime!]
+    in: [DateTime]
     lt: DateTime
     lte: DateTime
     neq: DateTime
     ngt: DateTime
     ngte: DateTime
-    nin: [DateTime!]
+    nin: [DateTime]
     nlt: DateTime
     nlte: DateTime
 }
 
-input ComparableInt32OperationFilterInput {
+input IntOperationFilterInput {
     eq: Int
     gt: Int
     gte: Int
-    in: [Int!]
+    in: [Int]
     lt: Int
     lte: Int
     neq: Int
     ngt: Int
     ngte: Int
-    nin: [Int!]
+    nin: [Int]
     nlt: Int
     nlte: Int
 }
 
-input ComparableInt64OperationFilterInput {
-    eq: Long
-    gt: Long
-    gte: Long
-    in: [Long!]
-    lt: Long
-    lte: Long
-    neq: Long
-    ngt: Long
-    ngte: Long
-    nin: [Long!]
-    nlt: Long
-    nlte: Long
-}
-
 input ListFilterInputTypeOfArtifactFilterInput {
     all: ArtifactFilterInput
     any: Boolean
@@ -260,6 +213,21 @@ input ListFilterInputTypeOfArtifactFilterInput {
     some: ArtifactFilterInput
 }
 
+input LongOperationFilterInput {
+    eq: Long
+    gt: Long
+    gte: Long
+    in: [Long]
+    lt: Long
+    lte: Long
+    neq: Long
+    ngt: Long
+    ngte: Long
+    nin: [Long]
+    nlt: Long
+    nlte: Long
+}
+
 input PlatformOperationFilterInput {
     eq: Platform
     in: [Platform!]
@@ -273,13 +241,13 @@ input ReleaseFilterInput {
     branch: StringOperationFilterInput
     changelog: StringOperationFilterInput
     commit: StringOperationFilterInput
-    createdAt: ComparableDateTimeOffsetOperationFilterInput
-    id: StringOperationFilterInput
+    createdAt: DateTimeOperationFilterInput
+    id: UuidOperationFilterInput
     isDraft: BooleanOperationFilterInput
     or: [ReleaseFilterInput!]
-    previousRelease: StringOperationFilterInput
+    previousRelease: ReleaseFilterInput
     version: StringOperationFilterInput
-    workflowRunId: ComparableInt64OperationFilterInput
+    workflowRunId: LongOperationFilterInput
 }
 
 input ReleaseSortInput {
@@ -289,27 +257,27 @@ input ReleaseSortInput {
     createdAt: SortEnumType
     id: SortEnumType
     isDraft: SortEnumType
-    previousRelease: SortEnumType
+    previousRelease: ReleaseSortInput
     version: SortEnumType
     workflowRunId: SortEnumType
 }
 
 input ReleaseStatisticFilterInput {
     and: [ReleaseStatisticFilterInput!]
-    count: ComparableInt32OperationFilterInput
-    lastReportedUsage: ComparableDateTimeOffsetOperationFilterInput
-    linuxCount: ComparableInt32OperationFilterInput
-    oSXCount: ComparableInt32OperationFilterInput
+    count: IntOperationFilterInput
+    lastReportedUsage: DateTimeOperationFilterInput
+    linuxCount: IntOperationFilterInput
     or: [ReleaseStatisticFilterInput!]
-    releaseId: StringOperationFilterInput
-    windowsCount: ComparableInt32OperationFilterInput
+    osxCount: IntOperationFilterInput
+    releaseId: UuidOperationFilterInput
+    windowsCount: IntOperationFilterInput
 }
 
 input ReleaseStatisticSortInput {
     count: SortEnumType
     lastReportedUsage: SortEnumType
     linuxCount: SortEnumType
-    oSXCount: SortEnumType
+    osxCount: SortEnumType
     releaseId: SortEnumType
     windowsCount: SortEnumType
 }
@@ -331,6 +299,21 @@ input StringOperationFilterInput {
 
 input UpdateReleaseChangelogInput {
     changelog: String!
-    id: String!
+    id: UUID!
     isDraft: Boolean!
 }
+
+input UuidOperationFilterInput {
+    eq: UUID
+    gt: UUID
+    gte: UUID
+    in: [UUID]
+    lt: UUID
+    lte: UUID
+    neq: UUID
+    ngt: UUID
+    ngte: UUID
+    nin: [UUID]
+    nlt: UUID
+    nlte: UUID
+}