- tweak: exception representation

Directory.Packages.props

@@ -9,23 +9,25 @@
     <PackageVersion Include="AsyncImageLoader.Avalonia" Version="3.5.0" />
     <PackageVersion Include="CommunityToolkit.Mvvm" Version="8.4.0" />
     <PackageVersion Include="Fluent.Net" Version="1.0.63" />
-    <PackageVersion Include="JetBrains.Annotations" Version="2024.3.0" />
+    <PackageVersion Include="JetBrains.Annotations" Version="2025.2.4" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection" Version="10.0.2" />
     <PackageVersion Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="10.0.2" />
     <PackageVersion Include="libsodium" Version="1.0.20" />
     <PackageVersion Include="Robust.Natives" Version="0.2.3" />
     <PackageVersion Include="Avalonia.Controls.ItemsRepeater" Version="11.1.5" />
-    <PackageVersion Include="Lib.Harmony" Version="2.3.6" />
+    <PackageVersion Include="Lib.Harmony" Version="2.4.2" />
     <PackageVersion Include="SharpZstd.Interop" Version="1.5.6" />
-    <PackageVersion Include="coverlet.collector" Version="6.0.0" />
+    <PackageVersion Include="coverlet.collector" Version="6.0.4">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageVersion>
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
     <PackageVersion Include="Moq" Version="4.20.72" />
     <PackageVersion Include="NUnit" Version="3.14.0" />
     <PackageVersion Include="NUnit.Analyzers" Version="3.9.0" />
     <PackageVersion Include="NUnit3TestAdapter" Version="4.5.0" />
-
-    <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4"/>
-    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.3.0"/>
-    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.3.0"/>
+    <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" />
+    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp" Version="4.3.0" />
+    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.3.0" />
   </ItemGroup>
 </Project>

Nebula.Launcher/Models/ContentLogConsumer.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using Nebula.Launcher.ProcessHelper;
+using Nebula.Launcher.ViewModels;
 using Nebula.Launcher.ViewModels.Popup;
 using Nebula.Shared.Services;
 
@@ -8,18 +9,24 @@ namespace Nebula.Launcher.Models;
 
 public sealed class ContentLogConsumer : IProcessLogConsumer
 {
+    private readonly PopupMessageService _popupMessageService;
     private readonly List<string> _outMessages = [];
     
     private LogPopupModelView? _currentLogPopup;
     
     public int MaxMessages { get; set; } = 100;
 
-    public void Popup(PopupMessageService popupMessageService)
+    public ContentLogConsumer(PopupMessageService popupMessageService)
+    {
+        _popupMessageService = popupMessageService;
+    }
+
+    public void Popup()
     {
         if(_currentLogPopup is not null) 
             return;
         
-        _currentLogPopup = new LogPopupModelView(popupMessageService);
+        _currentLogPopup = new LogPopupModelView(_popupMessageService);
         _currentLogPopup.OnDisposing += OnLogPopupDisposing;
         
         foreach (var message in _outMessages.ToArray())
@@ -27,7 +34,7 @@ public sealed class ContentLogConsumer : IProcessLogConsumer
             _currentLogPopup.Append(message);
         }
         
-        popupMessageService.Popup(_currentLogPopup);
+        _popupMessageService.Popup(_currentLogPopup);
     }
 
     private void OnLogPopupDisposing(PopupViewModelBase obj)
@@ -55,6 +62,6 @@ public sealed class ContentLogConsumer : IProcessLogConsumer
 
     public void Fatal(string text)
     {
-        throw new Exception("Error while running programm: " + text);
+        _popupMessageService.Popup(new ExceptionCompound("Error while running program", text));
     }
 }

Nebula.Launcher/ProcessHelper/DotnetProcessStartInfoProviderBase.cs

@@ -1,5 +1,6 @@
 using System.Diagnostics;
 using System.Text;
+using System.Threading;
 using System.Threading.Tasks;
 using Nebula.Shared.Services;
 
@@ -9,11 +10,11 @@ public abstract class DotnetProcessStartInfoProviderBase(DotnetResolverService r
 {
     protected abstract string GetDllPath();
     
-    public virtual async Task<ProcessStartInfo> GetProcessStartInfo()
+    public virtual async Task<ProcessStartInfo> GetProcessStartInfo(CancellationToken cancellationToken = default)
     {
         return new ProcessStartInfo
         {
-            FileName = await resolverService.EnsureDotnet(),
+            FileName = await resolverService.EnsureDotnet(cancellationToken),
             Arguments = GetDllPath(),
             CreateNoWindow = true,
             UseShellExecute = false,

Nebula.Launcher/ProcessHelper/GameProcessStartInfoProvider.cs

@@ -2,6 +2,7 @@ using System;
 using System.Diagnostics;
 using System.IO;
 using System.Reflection;
+using System.Threading;
 using System.Threading.Tasks;
 using Nebula.Launcher.ViewModels.Pages;
 using Nebula.Shared;
@@ -31,9 +32,9 @@ public sealed class GameProcessStartInfoProvider(DotnetResolverService resolverS
         return this;
     }
 
-    public override async Task<ProcessStartInfo> GetProcessStartInfo()
+    public override async Task<ProcessStartInfo> GetProcessStartInfo(CancellationToken cancellationToken = default)
     {
-        var baseStart = await base.GetProcessStartInfo();
+        var baseStart = await base.GetProcessStartInfo(cancellationToken);
         
         var authProv = accountInfoViewModel.Credentials.Value;
         if(authProv is null) 

Nebula.Launcher/ProcessHelper/GameRunnerPreparer.cs

@@ -6,7 +6,6 @@ using Nebula.Shared;
 using Nebula.Shared.Models;
 using Nebula.Shared.Services;
 using Nebula.Shared.Utils;
-using Robust.LoaderApi;
 
 namespace Nebula.Launcher.ProcessHelper;
 
@@ -22,8 +21,7 @@ public sealed class GameRunnerPreparer(IServiceProvider provider, ContentService
         if (engine is null)
             throw new Exception("Engine version not found: " + buildInfo.BuildInfo.Build.EngineVersion);
 
-        var hashApi = await contentService.EnsureItems(buildInfo.RobustManifestInfo, loadingHandlerFactory, cancellationToken);
-       
+        var hashApi = await contentService.EnsureItems(buildInfo, loadingHandlerFactory, cancellationToken);
         
         if (hashApi.TryOpen("manifest.yml", out var stream))
         {

Nebula.Launcher/ProcessHelper/IProcessRunner.cs

@@ -1,9 +1,10 @@
 using System.Diagnostics;
+using System.Threading;
 using System.Threading.Tasks;
 
 namespace Nebula.Launcher.ProcessHelper;
 
 public interface IProcessStartInfoProvider
 {
-    public Task<ProcessStartInfo> GetProcessStartInfo();
+    public Task<ProcessStartInfo> GetProcessStartInfo(CancellationToken cancellationToken = default);
 }

Nebula.Launcher/ProcessHelper/ProcessRunHandler.cs

@@ -1,5 +1,7 @@
 using System;
 using System.Diagnostics;
+using System.Text;
+using System.Threading;
 using System.Threading.Tasks;
 using Nebula.Shared.Services;
 using Nebula.Shared.Services.Logging;
@@ -8,36 +10,23 @@ namespace Nebula.Launcher.ProcessHelper;
 
 public class ProcessRunHandler : IDisposable
 {
-    private ProcessStartInfo? _processInfo;
-    private Task<ProcessStartInfo>? _processInfoTask;
-    
     private Process? _process;
     private readonly IProcessLogConsumer _logConsumer;
     
-    private string _lastError = string.Empty;
-    private readonly IProcessStartInfoProvider _currentProcessStartInfoProvider;
+    private StringBuilder _lastErrorBuilder = new StringBuilder();
     
-    public IProcessStartInfoProvider GetCurrentProcessStartInfo() => _currentProcessStartInfoProvider;
-    public bool IsRunning => _processInfo is not null;
+    public bool IsRunning => _process is not null;
     public Action<ProcessRunHandler>? OnProcessExited;
+
+    public AsyncValueCache<ProcessStartInfo> ProcessStartInfoProvider { get; }
     
     public bool Disposed { get; private set; }
     
     public ProcessRunHandler(IProcessStartInfoProvider processStartInfoProvider, IProcessLogConsumer logConsumer)
     {
-        _currentProcessStartInfoProvider = processStartInfoProvider;
         _logConsumer = logConsumer;
-        _processInfoTask = _currentProcessStartInfoProvider.GetProcessStartInfo();
-        _processInfoTask.GetAwaiter().OnCompleted(OnInfoProvided);
-    }
 
-    private void OnInfoProvided()
-    {
-        if (_processInfoTask == null)
-            return;
-        
-        _processInfo = _processInfoTask.GetAwaiter().GetResult();
-        _processInfoTask = null;
+        ProcessStartInfoProvider = new AsyncValueCache<ProcessStartInfo>(processStartInfoProvider.GetProcessStartInfo);
     }
 
     private void CheckIfDisposed()
@@ -51,13 +40,8 @@ public class ProcessRunHandler : IDisposable
         CheckIfDisposed();
         if(_process is not null) 
             throw new InvalidOperationException("Already running");
-            
-        if (_processInfoTask != null)
-        {
-            _processInfoTask.Wait();
-        }
         
-        _process = Process.Start(_processInfo!);
+        _process = Process.Start(ProcessStartInfoProvider.GetValue());
         
         if (_process is null) return;
         
@@ -86,9 +70,8 @@ public class ProcessRunHandler : IDisposable
         _process.ErrorDataReceived -= OnErrorDataReceived;
         _process.Exited -= OnExited;
         
-
         if (_process.ExitCode != 0)
-            _logConsumer.Fatal(_lastError);
+            _logConsumer.Fatal(_lastErrorBuilder.ToString());
         
         _process.Dispose();
         _process = null;
@@ -99,11 +82,13 @@ public class ProcessRunHandler : IDisposable
 
     private void OnErrorDataReceived(object sender, DataReceivedEventArgs e)
     {
-        if (e.Data != null)
-        {
-            _lastError = e.Data;
-            _logConsumer.Error(e.Data);
-        }
+        if (e.Data == null) return;
+
+        if (!e.Data.StartsWith("  "))
+            _lastErrorBuilder.Clear();
+        
+        _lastErrorBuilder.AppendLine(e.Data);
+        _logConsumer.Error(e.Data);
     }
 
     private void OnOutputDataReceived(object sender, DataReceivedEventArgs e)
@@ -122,9 +107,10 @@ public class ProcessRunHandler : IDisposable
             return;
         }
         
+        ProcessStartInfoProvider.Invalidate();
+        
         CheckIfDisposed();
-    
-        _processInfoTask?.Dispose();
+        
         Disposed = true;
     }
 }
@@ -152,4 +138,76 @@ public sealed class DebugLoggerBridge : IProcessLogConsumer
     {
         _logger.Log(LoggerCategory.Error, text);
     }
+}
+
+public class AsyncValueCache<T>
+{
+    private readonly Func<CancellationToken, Task<T>> _valueFactory;
+    private readonly SemaphoreSlim _semaphore = new(1, 1);
+    private readonly CancellationTokenSource _cacheCts = new();
+    
+    private Lazy<Task<T>> _lazyTask = null!;
+    private T _cachedValue = default!;
+    private bool _isCacheValid;
+
+    public AsyncValueCache(Func<CancellationToken, Task<T>> valueFactory)
+    {
+        _valueFactory = valueFactory ?? throw new ArgumentNullException(nameof(valueFactory));
+        ResetLazyTask();
+    }
+
+    public T GetValue()
+    {
+        if (_isCacheValid) return _cachedValue;
+
+        try
+        {
+            _semaphore.Wait();
+            if (_isCacheValid) return _cachedValue;
+
+            _cachedValue = _lazyTask.Value
+                .ConfigureAwait(false)
+                .GetAwaiter()
+                .GetResult();
+            
+            _isCacheValid = true;
+            return _cachedValue;
+        }
+        finally
+        {
+            _semaphore.Release();
+        }
+    }
+
+    public void Invalidate()
+    {
+        using var cts = new CancellationTokenSource();
+        try
+        {
+            _semaphore.Wait();
+            _isCacheValid = false;
+            _cacheCts.Cancel();
+            _cacheCts.Dispose();
+            ResetLazyTask();
+        }
+        finally
+        {
+            _semaphore.Release();
+        }
+    }
+
+    private void ResetLazyTask()
+    {
+        _lazyTask = new Lazy<Task<T>>(() => 
+            _valueFactory(_cacheCts.Token)
+                .ContinueWith(t => 
+                {
+                    if (t.IsCanceled || t.IsFaulted)
+                    {
+                        _isCacheValid = false;
+                        throw t.Exception ?? new Exception();
+                    }
+                    return t.Result;
+                }, TaskContinuationOptions.ExecuteSynchronously));
+    }
 }

Nebula.Launcher/Services/DecompilerService.cs

@@ -61,13 +61,12 @@ public sealed partial class DecompilerService
             myTempDir.Save(file, stream);
             await stream.DisposeAsync();
         }
-
-
-        var hashApi = await ContentService.EnsureItems(buildInfo.RobustManifestInfo, loadingHandler, cancellationToken);
         
-        foreach (var (file, hash) in hashApi.Manifest)
+        var hashApi = await ContentService.EnsureItems(buildInfo, loadingHandler, cancellationToken);
+        
+        foreach (var file in hashApi.AllFiles)
         {
-            if(!file.Contains(".dll") || !hashApi.TryOpen(hash, out var stream)) continue;
+            if(!file.Contains(".dll") || !hashApi.TryOpen(file, out var stream)) continue;
             myTempDir.Save(Path.GetFileName(file), stream);
             await stream.DisposeAsync();
         }

Nebula.Launcher/Services/InstanceRunningContainer.cs

@@ -22,7 +22,7 @@ public sealed class InstanceRunningContainer(PopupMessageService popupMessageSer
     {
         var id = _keyPool.Take();
         
-        var currentContentLogConsumer = new ContentLogConsumer();
+        var currentContentLogConsumer = new ContentLogConsumer(popupMessageService);
         var logBridge = new DebugLoggerBridge(debugService.GetLogger("PROCESS_"+id.Id));
         var logContainer = new ProcessLogConsumerCollection();
         logContainer.RegisterLogger(currentContentLogConsumer);
@@ -43,7 +43,7 @@ public sealed class InstanceRunningContainer(PopupMessageService popupMessageSer
         if(!_contentLoggerCache.TryGetValue(instanceKey, out var handler)) 
             return;
         
-        handler.Popup(popupMessageService);
+        handler.Popup();
     }
 
     public void Run(InstanceKey instanceKey)

Nebula.Launcher/ViewModels/ExceptionCompound.cs

@@ -0,0 +1,39 @@
+using System;
+using Nebula.Launcher.Views;
+using Nebula.Shared.ViewHelper;
+
+namespace Nebula.Launcher.ViewModels;
+
+[ViewModelRegister(typeof(ExceptionView), false)]
+public class ExceptionCompound : ViewModelBase
+{
+    public ExceptionCompound()
+    {
+        Message = "Test exception";
+        StackTrace = "Stack trace";
+    }
+    
+    public ExceptionCompound(string message, string stackTrace)
+    {
+        Message = message;
+        StackTrace = stackTrace;
+    }
+
+    public ExceptionCompound(Exception ex)
+    {
+        Message = ex.Message;
+        StackTrace = ex.StackTrace;
+    }
+
+    public string Message { get; set; }
+    public string? StackTrace { get; set; }
+    
+    
+    protected override void InitialiseInDesignMode()
+    {
+    }
+
+    protected override void Initialise()
+    {
+    }
+}

Nebula.Launcher/ViewModels/MainViewModel.cs

@@ -3,9 +3,7 @@ using System.Collections.Generic;
 using System.Collections.ObjectModel;
 using System.IO;
 using System.Linq;
-using Avalonia.Logging;
 using CommunityToolkit.Mvvm.ComponentModel;
-using CommunityToolkit.Mvvm.Input;
 using Nebula.Launcher.Models;
 using Nebula.Launcher.Services;
 using Nebula.Launcher.Utils;
@@ -231,6 +229,11 @@ public partial class MainViewModel : ViewModelBase
             case PopupViewModelBase @base:
                 PopupMessage(@base);
                 break;
+            case ExceptionCompound error:
+                var errViewModel = ViewHelperService.GetViewModel<ExceptionListViewModel>();
+                errViewModel.AppendError(error);
+                PopupMessage(errViewModel);
+                break;
             case Exception error:
                 var err = ViewHelperService.GetViewModel<ExceptionListViewModel>();
                 _logger.Error(error);

Nebula.Launcher/ViewModels/Pages/ContentBrowserViewModel.cs

@@ -15,11 +15,11 @@ using Nebula.Launcher.Utils;
 using Nebula.Launcher.ViewModels.Popup;
 using Nebula.Launcher.Views;
 using Nebula.Launcher.Views.Pages;
-using Nebula.Shared.FileApis;
 using Nebula.Shared.Models;
 using Nebula.Shared.Services;
 using Nebula.Shared.Utils;
 using Nebula.Shared.ViewHelper;
+using Robust.LoaderApi;
 
 namespace Nebula.Launcher.ViewModels.Pages;
 
@@ -199,9 +199,9 @@ public sealed class ExtContentExecutor
         _decompilerService = decompilerService;
     }
 
-    public bool TryExecute(RobustManifestItem manifestItem, CancellationToken cancellationToken)
+    public bool TryExecute(IFileApi api, ContentPath path, CancellationToken cancellationToken)
     {
-        var ext = Path.GetExtension(manifestItem.Path);
+        var ext = Path.GetExtension(path.GetName());
 
         if (ext == ".dll")
         {
@@ -214,42 +214,39 @@ public sealed class ExtContentExecutor
 }
 
 
-public sealed partial class ManifestContentEntry : IContentEntry
+public sealed partial class FileContentEntry : IContentEntry
 {
     public IContentHolder Holder { get; set; } = default!;
     public IContentEntry? Parent { get; set; }
     public string? Name { get; set; }
     public string IconPath => "/Assets/svg/file.svg";
     
-    private RobustManifestItem _manifestItem;
-    private HashApi _hashApi = default!;
+    private IFileApi _fileApi = default!;
     private ExtContentExecutor _extContentExecutor = default!;
 
-    public void Init(IContentHolder holder, RobustManifestItem manifestItem, HashApi api, ExtContentExecutor executor)
+    public void Init(IContentHolder holder, IFileApi api, string fileName, ExtContentExecutor executor)
     {
         Holder = holder;
-        Name = new ContentPath(manifestItem.Path).GetName();
-        _manifestItem = manifestItem;
-        _hashApi = api;
+        Name = fileName;
+        _fileApi = api;
         _extContentExecutor = executor;
     }
     
     public IContentEntry? Go(ContentPath path, CancellationToken cancellationToken)
     {
-        if (_extContentExecutor.TryExecute(_manifestItem, cancellationToken)) 
+        var fullPath = ((IContentEntry)this).FullPath;
+        if (_extContentExecutor.TryExecute(_fileApi, fullPath, cancellationToken)) 
             return null;
         
-        var ext = Path.GetExtension(_manifestItem.Path);
+        var ext = Path.GetExtension(fullPath.GetName());
         
         try
         {
-            if (!_hashApi.TryOpen(_manifestItem, out var stream))
+            if (!_fileApi.TryOpen(fullPath.Path, out var stream))
                 return null;
 
-
             var myTempFile = Path.Combine(Path.GetTempPath(), "tempie" + ext);
 
-
             var sw = new FileStream(myTempFile, FileMode.Create, FileAccess.Write, FileShare.None);
             stream.CopyTo(sw);
 
@@ -298,7 +295,7 @@ public sealed partial class ServerFolderContentEntry : BaseFolderContentEntry
     
     public RobustUrl ServerUrl { get; private set; }
 
-    public HashApi FileApi { get; private set; } = default!;
+    public IFileApi FileApi { get; private set; } = default!;
     
     private ExtContentExecutor _contentExecutor = default!;
     
@@ -315,12 +312,12 @@ public sealed partial class ServerFolderContentEntry : BaseFolderContentEntry
         Task.Run(async () =>
         {
             var buildInfo = await ContentService.GetBuildInfo(serverUrl, CancellationService.Token);
-            FileApi = await ContentService.EnsureItems(buildInfo.RobustManifestInfo, loading,
+            FileApi = await ContentService.EnsureItems(buildInfo, loading,
                 CancellationService.Token);
 
-            foreach (var (path, item) in FileApi.Manifest)
+            foreach (var path in FileApi.AllFiles)
             {
-                CreateContent(new ContentPath(path), item);
+                CreateContent(new ContentPath(path));
             }
             
             IsLoading = false;
@@ -328,7 +325,7 @@ public sealed partial class ServerFolderContentEntry : BaseFolderContentEntry
         });
     }
 
-    public ManifestContentEntry CreateContent(ContentPath path, RobustManifestItem manifestItem)
+    public FileContentEntry CreateContent(ContentPath path)
     {
         var pathDir = path.GetDirectory();
         BaseFolderContentEntry parent = this;
@@ -345,8 +342,8 @@ public sealed partial class ServerFolderContentEntry : BaseFolderContentEntry
             parent = folderContentEntry as BaseFolderContentEntry ?? throw new InvalidOperationException();
         }
         
-        var manifestContent = new ManifestContentEntry();
-        manifestContent.Init(Holder, manifestItem, FileApi, _contentExecutor);
+        var manifestContent = new FileContentEntry();
+        manifestContent.Init(Holder, FileApi, path.GetName(), _contentExecutor);
         
         parent.AddChild(manifestContent);
         

Nebula.Launcher/ViewModels/Popup/ExceptionListViewModel.cs

@@ -15,7 +15,7 @@ public sealed partial class ExceptionListViewModel : PopupViewModelBase
     public override string Title => LocalizationService.GetString("popup-exception");
     public override bool IsClosable => true;
 
-    public ObservableCollection<Exception> Errors { get; } = new();
+    public ObservableCollection<ExceptionCompound> Errors { get; } = new();
 
     protected override void Initialise()
     {
@@ -23,13 +23,18 @@ public sealed partial class ExceptionListViewModel : PopupViewModelBase
 
     protected override void InitialiseInDesignMode()
     {
-        var e = new Exception("TEST");
+        var e = new ExceptionCompound("TEST", "thrown in design mode");
         AppendError(e);
     }
 
+    public void AppendError(ExceptionCompound exception)
+    {
+        Errors.Add(exception);
+    }
+
     public void AppendError(Exception exception)
     {
-        Errors.Add(exception);
+        AppendError(new ExceptionCompound(exception));
         if (exception.InnerException != null)
             AppendError(exception.InnerException);
     }

Nebula.Launcher/ViewModels/ServerCompoundEntryModelView.cs

@@ -18,7 +18,6 @@ namespace Nebula.Launcher.ViewModels;
 public sealed partial class ServerCompoundEntryViewModel : 
     ViewModelBase, IFavoriteEntryModelView, IFilterConsumer, IListEntryModelView, IEntryNameHolder
 {
-    private ServerEntryModelView? _currentEntry;
     [ObservableProperty] private string _message = "Loading server entry...";
     [ObservableProperty] private bool _isFavorite;
     [ObservableProperty] private bool _loading = true;
@@ -29,22 +28,22 @@ public sealed partial class ServerCompoundEntryViewModel :
 
     public ServerEntryModelView? CurrentEntry
     {
-        get => _currentEntry;
+        get;
         set
         {
-            if (value == _currentEntry) return;
-            
-            _currentEntry = value;
+            if (value == field) return;
 
-            if (_currentEntry != null)
+            field = value;
+
+            if (field != null)
             {
-                _currentEntry.IsFavorite = IsFavorite;
-                _currentEntry.Name = Name;
-                _currentEntry.ProcessFilter(_currentFilter);
+                field.IsFavorite = IsFavorite;
+                field.Name = Name;
+                field.ProcessFilter(_currentFilter);
             }
-            
-            Loading = _currentEntry == null;
-            
+
+            Loading = field == null;
+
             OnPropertyChanged();
         }
     }

Nebula.Launcher/ViewModels/ServerEntryModelView.cs

@@ -230,6 +230,7 @@ public sealed partial class ServerEntryModelView : ViewModelBase, IFilterConsume
     public void Dispose()
     {
         _logger.Dispose();
+        InstanceRunningContainer.IsRunningChanged -= IsRunningChanged;
     }
 }
 

Nebula.Launcher/Views/ExceptionView.axaml

@@ -3,14 +3,14 @@
     d:DesignWidth="800"
     mc:Ignorable="d"
     x:Class="Nebula.Launcher.Views.ExceptionView"
-    x:DataType="system:Exception"
+    x:DataType="viewModels:ExceptionCompound"
     xmlns="https://github.com/avaloniaui"
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-    xmlns:system="clr-namespace:System;assembly=System.Runtime"
-    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:viewModels="clr-namespace:Nebula.Launcher.ViewModels">
     <Design.DataContext>
-        <system:Exception />
+        <viewModels:ExceptionCompound />
     </Design.DataContext>
     <Border
         BoxShadow="{StaticResource DefaultShadow}"

Nebula.Launcher/Views/ExceptionView.axaml.cs

@@ -2,6 +2,8 @@ using System;
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Markup.Xaml;
+using Nebula.Launcher.Models;
+using Nebula.Launcher.ViewModels;
 
 namespace Nebula.Launcher.Views;
 
@@ -14,6 +16,6 @@ public partial class ExceptionView : UserControl
 
     public ExceptionView(Exception exception): this()
     {
-        DataContext = exception;
+        DataContext = new ExceptionCompound(exception);
     }
 }

Nebula.Runner/Services/RunnerService.cs

@@ -35,14 +35,14 @@ public sealed class RunnerService(
         if (engine is null)
             throw new Exception("Engine version not found: " + buildInfo.BuildInfo.Build.EngineVersion);
 
-        var hashApi = await contentService.EnsureItems(buildInfo.RobustManifestInfo, loadingHandler, cancellationToken);
+        var fileApi = await contentService.EnsureItems(buildInfo, loadingHandler, cancellationToken);
 
         var extraMounts = new List<ApiMount>
         {
-            new(hashApi, "/")
+            new(fileApi, "/")
         };
 
-        if (hashApi.TryOpen("manifest.yml", out var stream))
+        if (fileApi.TryOpen("manifest.yml", out var stream))
         {
             var modules = ContentManifestParser.ExtractModules(stream);
 

Nebula.Shared/Models/RobustBuildInfo.cs

@@ -3,6 +3,7 @@ namespace Nebula.Shared.Models;
 public class RobustBuildInfo
 {
     public ServerInfo BuildInfo = default!;
-    public RobustManifestInfo RobustManifestInfo;
+    public RobustManifestInfo? RobustManifestInfo;
+    public RobustZipContentInfo? DownloadUri;
     public RobustUrl Url = default!;
 }

Nebula.Shared/Models/RobustManifestInfo.cs

@@ -1,3 +1,4 @@
 namespace Nebula.Shared.Models;
 
-public record struct RobustManifestInfo(Uri ManifestUri, Uri DownloadUri, string Hash);
+public record struct RobustManifestInfo(Uri ManifestUri, Uri DownloadUri, string Hash);
+public record struct RobustZipContentInfo(Uri DownloadUri, string Hash);

Nebula.Shared/Models/RobustServerEntry.cs

@@ -20,7 +20,7 @@ public sealed record BuildInfo(
     string ManifestDownloadUrl,
     [property: JsonPropertyName("manifest_url")]
     string ManifestUrl,
-    [property: JsonPropertyName("acz")] bool Acz,
+    [property: JsonPropertyName("acz")] bool? Acz,
     [property: JsonPropertyName("hash")] string Hash,
     [property: JsonPropertyName("manifest_hash")]
     string ManifestHash);

Nebula.Shared/Nebula.Shared.csproj

@@ -9,6 +9,7 @@
         <EmbeddedResource Include="Utils\runtime.json">
             <LogicalName>Utility.runtime.json</LogicalName>
         </EmbeddedResource>
+        <PackageReference Include="JetBrains.Annotations" />
         <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions"/>
         <PackageReference Include="Robust.Natives"/>
         <PackageReference Include="SharpZstd.Interop"/>

Nebula.Shared/ServiceManager.cs

@@ -1,4 +1,5 @@
 using System.Reflection;
+using JetBrains.Annotations;
 using Microsoft.Extensions.DependencyInjection;
 
 namespace Nebula.Shared;
@@ -42,6 +43,7 @@ public static class ServiceExt
     }
 }
 
+[MeansImplicitUse]
 public sealed class ServiceRegisterAttribute : Attribute
 {
     public ServiceRegisterAttribute(Type? inference = null, bool isSingleton = true)

Nebula.Shared/Services/ContentService.Download.cs

@@ -1,12 +1,15 @@
 using System.Buffers.Binary;
 using System.Diagnostics;
+using System.Diagnostics.CodeAnalysis;
 using System.Globalization;
+using System.IO.Compression;
 using System.Net.Http.Headers;
 using System.Numerics;
 using Nebula.Shared.FileApis;
 using Nebula.Shared.FileApis.Interfaces;
 using Nebula.Shared.Models;
 using Nebula.Shared.Utils;
+using Robust.LoaderApi;
 
 namespace Nebula.Shared.Services;
 
@@ -14,6 +17,7 @@ public partial class ContentService
 {
     public readonly IReadWriteFileApi ContentFileApi = fileService.CreateFileApi("content");
     public readonly IReadWriteFileApi ManifestFileApi = fileService.CreateFileApi("manifest");
+    public readonly IReadWriteFileApi ZipContentApi = fileService.CreateFileApi("zipContent");
 
     public void SetServerHash(string address, string hash)
     {
@@ -33,8 +37,20 @@ public partial class ContentService
     {
         return new HashApi(manifestItems, ContentFileApi);
     }
+    
+    public async Task<IFileApi> EnsureItems(RobustBuildInfo info, ILoadingHandlerFactory loadingFactory,
+        CancellationToken cancellationToken)
+    {
+        if (info.RobustManifestInfo.HasValue)
+            return await EnsureItems(info.RobustManifestInfo.Value, loadingFactory, cancellationToken);
+        
+        if (info.DownloadUri.HasValue)
+            return await EnsureItems(info.DownloadUri.Value, loadingFactory, cancellationToken);
+        
+        throw new InvalidOperationException("DownloadUri is null");
+    }
 
-    public async Task<HashApi> EnsureItems(ManifestReader manifestReader, Uri downloadUri,
+    private async Task<HashApi> EnsureItems(ManifestReader manifestReader, Uri downloadUri,
         ILoadingHandlerFactory loadingFactory,
         CancellationToken cancellationToken)
     {
@@ -58,7 +74,41 @@ public partial class ContentService
         return hashApi;
     }
 
-    public async Task<HashApi> EnsureItems(RobustManifestInfo info, ILoadingHandlerFactory loadingFactory,
+    private async Task<ZipFileApi> EnsureItems(RobustZipContentInfo info, ILoadingHandlerFactory loadingFactory, CancellationToken cancellationToken)
+    {
+        if (TryFromFile(ZipContentApi, info.Hash, out var zipFile))
+            return zipFile;
+        
+        var loadingHandler = loadingFactory.CreateLoadingContext(new FileLoadingFormater());
+        
+        var response = await _http.GetAsync(info.DownloadUri, cancellationToken);
+        response.EnsureSuccessStatusCode();
+    
+        loadingHandler.SetLoadingMessage("Downloading zip content");
+        loadingHandler.SetJobsCount(response.Content.Headers.ContentLength ?? 0);
+        await using var streamContent = await response.Content.ReadAsStreamAsync(cancellationToken);
+        ZipContentApi.Save(info.Hash, streamContent, loadingHandler);
+        loadingHandler.Dispose();
+
+        if (TryFromFile(ZipContentApi, info.Hash, out zipFile)) 
+            return zipFile;
+        
+        ZipContentApi.Remove(info.Hash);
+        throw new Exception("Failed to load zip file");
+    }
+
+    private bool TryFromFile(IFileApi fileApi, string path, [NotNullWhen(true)] out ZipFileApi? zipFileApi)
+    {
+        zipFileApi = null;
+        if(!fileApi.TryOpen(path, out var zipContent)) 
+            return false;
+        
+        var zip = new ZipArchive(zipContent);
+        zipFileApi = new ZipFileApi(zip, null);
+        return true;
+    }
+
+    private async Task<HashApi> EnsureItems(RobustManifestInfo info, ILoadingHandlerFactory loadingFactory,
         CancellationToken cancellationToken)
     {
         _logger.Log("Getting manifest: " + info.Hash);
@@ -90,10 +140,10 @@ public partial class ContentService
         return await EnsureItems(manifestReader, info.DownloadUri, loadingFactory, cancellationToken);
     }
 
-    public void Unpack(HashApi hashApi, IWriteFileApi otherApi, ILoadingHandler loadingHandler)
+    public void Unpack(IFileApi hashApi, IWriteFileApi otherApi, ILoadingHandler loadingHandler)
     {
         _logger.Log("Unpack manifest files");
-        var items = hashApi.Manifest.Values.ToList();
+        var items = hashApi.AllFiles.ToList();
         loadingHandler.AppendJob(items.Count);
         
         var options = new ParallelOptions
@@ -105,13 +155,13 @@ public partial class ContentService
         {
             if (hashApi.TryOpen(item, out var stream))
             {
-                _logger.Log($"Unpack {item.Hash} to: {item.Path}");
-                otherApi.Save(item.Path, stream);
+                _logger.Log($"Unpack {item}");
+                otherApi.Save(item, stream);
                 stream.Close();
             }
             else
             {
-                _logger.Error("Error while unpacking thinks " + item.Path);
+                _logger.Error($"Error while unpacking thinks {item}");
             }
 
             loadingHandler.AppendResolvedJob();

Nebula.Shared/Services/ContentService.cs

@@ -19,7 +19,14 @@ public partial class ContentService(
         info.Url = url;
         var bi = await restService.GetAsync<ServerInfo>(url.InfoUri, cancellationToken);
         info.BuildInfo = bi;
-        info.RobustManifestInfo = info.BuildInfo.Build.Acz
+
+        if (info.BuildInfo.Build.Acz is null)
+        {
+            info.DownloadUri = new RobustZipContentInfo(new Uri(info.BuildInfo.Build.DownloadUrl), info.BuildInfo.Build.Hash);
+            return info;
+        }
+        
+        info.RobustManifestInfo = info.BuildInfo.Build.Acz.Value
             ? new RobustManifestInfo(new RobustPath(info.Url, "manifest.txt"), new RobustPath(info.Url, "download"),
                 bi.Build.ManifestHash)
             : new RobustManifestInfo(new Uri(info.BuildInfo.Build.ManifestUrl),

Nebula.Shared/Services/DotnetResolverService.cs

@@ -14,15 +14,15 @@ public class DotnetResolverService(DebugService debugService, ConfigurationServi
     private string ExecutePath => Path.Join(FullPath, "dotnet" + DotnetUrlHelper.GetExtension());
     private readonly HttpClient _httpClient = new();
 
-    public async Task<string> EnsureDotnet()
+    public async Task<string> EnsureDotnet(CancellationToken cancellationToken = default)
     {
         if (!Directory.Exists(FullPath))
-            await Download();
+            await Download(cancellationToken);
 
         return ExecutePath;
     }
 
-    private async Task Download()
+    private async Task Download(CancellationToken cancellationToken = default)
     {
         var debugLogger = debugService.GetLogger(this);
         debugLogger.Log($"Downloading dotnet {DotnetUrlHelper.GetRuntimeIdentifier()}...");
@@ -31,16 +31,16 @@ public class DotnetResolverService(DebugService debugService, ConfigurationServi
             configurationService.GetConfigValue(CurrentConVar.DotnetUrl)!
         );
 
-        using var response = await _httpClient.GetAsync(url);
+        using var response = await _httpClient.GetAsync(url, cancellationToken);
         response.EnsureSuccessStatusCode();
-        await using var stream = await response.Content.ReadAsStreamAsync();
+        await using var stream = await response.Content.ReadAsStreamAsync(cancellationToken);
 
         Directory.CreateDirectory(FullPath);
 
         if (url.EndsWith(".zip", StringComparison.OrdinalIgnoreCase))
         {
-            using var zipArchive = new ZipArchive(stream);
-            zipArchive.ExtractToDirectory(FullPath, true);
+            await using var zipArchive = new ZipArchive(stream);
+            await zipArchive.ExtractToDirectoryAsync(FullPath, true, cancellationToken);
         }
         else if (url.EndsWith(".tar.gz", StringComparison.OrdinalIgnoreCase)
                  || url.EndsWith(".tgz", StringComparison.OrdinalIgnoreCase))

Nebula.sln.DotSettings.user

@@ -77,7 +77,9 @@
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 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AStreamReader_002Ecs_002Fl_003A_002E_002E_003F_002E_002E_003FUsers_003FCinka_003FAppData_003FRoaming_003FJetBrains_003FRider2024_002E3_003Fresharper_002Dhost_003FSourcesCache_003F6a802af2346a87e430fb66291f320aa22871259d47c2bc928a59f14b42aa34_003FStreamReader_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AStream_002Ecs_002Fl_003A_002E_002E_003F_002E_002E_003FUsers_003FCinka_003FAppData_003FRoaming_003FJetBrains_003FRider2024_002E3_003Fresharper_002Dhost_003FSourcesCache_003Fd1287462d4ec4078c61b8e92a0952fb7de3e7e877d279e390a4c136a6365126_003FStream_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
+	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AStringBuilder_002Ecs_002Fl_003A_002E_002E_003F_002E_002E_003FUsers_003FCinka_003FAppData_003FRoaming_003FJetBrains_003FRider2024_002E3_003Fresharper_002Dhost_003FSourcesCache_003Fd98be6eaa7445b7eb5caec7916b10e37af115adb1635b6336772135513ae6_003FStringBuilder_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
 	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AString_002EManipulation_002Ecs_002Fl_003A_002E_002E_003F_002E_002E_003FUsers_003FCinka_003FAppData_003FRoaming_003FJetBrains_003FRider2024_002E3_003Fresharper_002Dhost_003FSourcesCache_003Fe75a5575ba872c8ea754c015cb363850e6c661f39569712d5b74aaca67263c_003FString_002EManipulation_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
+	<s:String x:Key="/Default/CodeInspection/ExcludedFiles/FilesAndFoldersToSkip2/=7020124F_002D9FFC_002D4AC3_002D8F3D_002DAAB8E0240759_002Ff_003AStyledElement_002Ecs_002Fl_003A_002E_002E_003F_002E_002E_003FUsers_003FCinka_003FAppData_003FRoaming_003FJetBrains_003FRider2024_002E3_003Fresharper_002Dhost_003FSourcesCache_003Fe49d9521ff091d353928d1c44539ba0a4c93a9ebb2e65190880b4fe5eb8_003FStyledElement_002Ecs/@EntryIndexedValue">ForceIncluded</s:String>
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