Timeline commands

src/Core/FileTime.Core/Command/CreateContainerCommand.cs

@@ -12,13 +12,14 @@ namespace FileTime.Core.Command
         public int Progress => 100;
 
         public AsyncEventHandler ProgressChanged { get; } = new();
-        public string DisplayLabel { get; } = "CreateContainer";
+        public string DisplayLabel { get; }
         public IReadOnlyList<string> CanRunMessages { get; } = new List<string>().AsReadOnly();
 
         public CreateContainerCommand(AbsolutePath container, string newContainerName)
         {
             Container = container;
             NewContainerName = newContainerName;
+            DisplayLabel = $"Create container {newContainerName}";
         }
 
         public async Task Execute(TimeRunner timeRunner)

src/Core/FileTime.Core/Command/CreateElementCommand.cs

@@ -11,13 +11,14 @@ namespace FileTime.Core.Command
 
         public int Progress => 100;
         public AsyncEventHandler ProgressChanged { get; } = new();
-        public string DisplayLabel { get; } = "CreateElement";
+        public string DisplayLabel { get; }
         public IReadOnlyList<string> CanRunMessages { get; } = new List<string>().AsReadOnly();
 
         public CreateElementCommand(AbsolutePath container, string newElementName)
         {
             Container = container;
             NewElementName = newElementName;
+            DisplayLabel = $"Create element {newElementName}";
         }
 
         public async Task Execute(TimeRunner timeRunner)

src/Core/FileTime.Core/FileTime.Core.csproj

@@ -1,5 +1,9 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="6.0.0" />
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\..\AppCommon\FileTime.App.Style\FileTime.App.Style.csproj" />
     <ProjectReference Include="..\AsyncEvent\AsyncEvent.csproj" />

src/Core/FileTime.Core/Timeline/CommandRunner.cs

@@ -0,0 +1,14 @@
+namespace FileTime.Core.Timeline
+{
+    public class CommandRunner
+    {
+        public Thread Thread { get; }
+        public CommandTimeState Command { get; }
+
+        public CommandRunner(Thread thread, CommandTimeState command)
+        {
+            Thread = thread;
+            Command = command;
+        }
+    }
+}

src/Core/FileTime.Core/Timeline/TimeRunner.cs

@@ -1,6 +1,7 @@
 using AsyncEvent;
 using FileTime.Core.Command;
 using FileTime.Core.Models;
+using Microsoft.Extensions.Logging;
 
 namespace FileTime.Core.Timeline
 {
@@ -9,10 +10,11 @@ namespace FileTime.Core.Timeline
         private readonly CommandExecutor _commandExecutor;
         private readonly List<ParallelCommands> _commandsToRun = new();
         private readonly object _guard = new();
+        private readonly ILogger<TimeRunner> _logger;
 
         private bool _resourceIsInUse;
-        private readonly List<Thread> _commandRunners = new();
+        private readonly List<CommandRunner> _commandRunners = new();
-        private bool _enableRunning; //= true;
+        private bool _enableRunning = true;
 
         private IReadOnlyList<ReadOnlyParallelCommands> _parallelCommands = new List<ReadOnlyParallelCommands>();
 
@@ -41,14 +43,15 @@ namespace FileTime.Core.Timeline
 
         public AsyncEventHandler<AbsolutePath> RefreshContainer { get; } = new AsyncEventHandler<AbsolutePath>();
 
-        public AsyncEventHandler CommandsChangedAsync { get; } = new();
+        public AsyncEventHandler<IReadOnlyList<ReadOnlyParallelCommands>> CommandsChangedAsync { get; } = new();
 
-        public TimeRunner(CommandExecutor commandExecutor)
+        public TimeRunner(CommandExecutor commandExecutor, ILogger<TimeRunner> logger)
         {
             _commandExecutor = commandExecutor;
+            _logger = logger;
         }
 
-        public async Task AddCommand(ICommand command, ParallelCommands? batch = null, bool toNewBatch = false)
+        public async Task AddCommand(ICommand command, int? batchId = null, bool toNewBatch = false)
         {
             await RunWithLockAsync(async () =>
             {
@@ -64,9 +67,9 @@ namespace FileTime.Core.Timeline
                     batchToAdd = new ParallelCommands(_commandsToRun.Last().Result);
                     _commandsToRun.Add(batchToAdd);
                 }
-                else if (batch != null && _commandsToRun.Contains(batch))
+                else if (batchId != null && _commandsToRun.Find(b => b.Id == batchId) is ParallelCommands parallelCommands)
                 {
-                    batchToAdd = batch;
+                    batchToAdd = parallelCommands;
                 }
                 else
                 {
@@ -80,20 +83,14 @@ namespace FileTime.Core.Timeline
                 {
                     StartCommandRunner();
                 }
-            });
 
-            await UpdateReadOnlyCommands();
+                await UpdateReadOnlyCommands();
+            });
         }
 
         public async Task TryStartCommandRunner()
         {
-            await RunWithLockAsync(() =>
+            await RunWithLockAsync(() => StartCommandRunner());
-            {
-                if (_commandRunners.Count == 0 && _commandsToRun.Count > 0)
-                {
-                    StartCommandRunner();
-                }
-            });
         }
 
         private void StartCommandRunner()
@@ -112,9 +109,15 @@ namespace FileTime.Core.Timeline
             {
                 foreach (var command in _commandsToRun[0].Commands)
                 {
-                    if (command.CanRun == CanCommandRun.True || (command.CanRun == CanCommandRun.Forceable && command.ForceRun))
+                    if (_commandRunners.Find(r => r.Command == command) != null)
                     {
+                        continue;
+                    }
+                    else if (command.CanRun == CanCommandRun.True || (command.CanRun == CanCommandRun.Forceable && command.ForceRun))
+                    {
+                        _logger.LogDebug("Starting command: {0}", command.Command.DisplayLabel);
                         var thread = new Thread(new ParameterizedThreadStart(RunCommand));
+                        _commandRunners.Add(new CommandRunner(thread, command));
                         thread.Start(command);
                     }
                     else
@@ -144,28 +147,33 @@ namespace FileTime.Core.Timeline
 
         private async Task DisposeCommandThread(Thread thread, CommandTimeState? command)
         {
-            await RunWithLockAsync(() =>
+            await RunWithLockAsync(async () =>
             {
                 if (command != null)
                 {
+                    _logger.LogDebug("Command finished running: {0}", command.Command.DisplayLabel);
                     _commandsToRun[0].Remove(command);
                     if (_commandsToRun[0].Commands.Count == 0)
                     {
+                        _logger.LogDebug("Removing empty command array. {0} batch left.", _commandsToRun.Count - 1);
                         _commandsToRun.RemoveAt(0);
                     }
                 }
 
-                _commandRunners.Remove(thread);
+                var currentCommandRunner = _commandRunners.Find(r => r.Thread == thread);
+                if (currentCommandRunner != null) _commandRunners.Remove(currentCommandRunner);
+                await UpdateReadOnlyCommands();
+                StartCommandRunner();
             });
-            await UpdateReadOnlyCommands();
-
-            await TryStartCommandRunner();
         }
 
         public async Task Refresh()
         {
-            await RunWithLockAsync(async () => await RefreshCommands(PointInTime.CreateEmpty()));
+            await RunWithLockAsync(async () =>
-            await UpdateReadOnlyCommands();
+            {
+                await RefreshCommands(PointInTime.CreateEmpty());
+                await UpdateReadOnlyCommands();
+            });
         }
 
         private async Task RefreshCommands(PointInTime? fullStartTime = null)
@@ -181,11 +189,10 @@ namespace FileTime.Core.Timeline
 
         private async Task UpdateReadOnlyCommands()
         {
-            var wait = false;
+            var wait = _commandsToRun.Count == 1;
-            await RunWithLockAsync(() => wait = _commandsToRun.Count == 1);
             if (wait) await Task.Delay(100);
-            await RunWithLockAsync(() => _parallelCommands = _commandsToRun.ConvertAll(c => new ReadOnlyParallelCommands(c)).AsReadOnly());
+            _parallelCommands = _commandsToRun.ConvertAll(c => new ReadOnlyParallelCommands(c)).AsReadOnly();
-            await CommandsChangedAsync.InvokeAsync(this, AsyncEventArgs.Empty);
+            await CommandsChangedAsync.InvokeAsync(this, _parallelCommands);
         }
 
         private async Task RunWithLockAsync(Action action)

src/GuiApp/FileTime.Avalonia/FileTime.Avalonia.csproj

@@ -46,4 +46,9 @@
       <DependentUpon>MainWindow.axaml</DependentUpon>
     </Compile>
   </ItemGroup>
+  <ItemGroup>
+    <None Update="appsettings.Development.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+  </ItemGroup>
 </Project>

src/GuiApp/FileTime.Avalonia/ViewModels/MainPageViewModel.cs

@@ -51,6 +51,7 @@ namespace FileTime.Avalonia.ViewModels
         private TimeRunner _timeRunner;
         private IEnumerable<IContentProvider> _contentProviders;
         private IIconProvider _iconProvider;
+        private bool _addCommandToNextBatch;
 
         private Func<Task>? _inputHandler;
 
@@ -101,7 +102,7 @@ namespace FileTime.Avalonia.ViewModels
             App.ServiceProvider.GetService<TopContainer>();
             await StatePersistence.LoadStatesAsync();
 
-            _timeRunner.CommandsChangedAsync.Add(UpdateParalellCommands);
+            _timeRunner.CommandsChangedAsync.Add(UpdateParallelCommands);
             InitCommandBindings();
 
             _keysToSkip.Add(new KeyWithModifiers[] { new KeyWithModifiers(Key.Up) });
@@ -213,10 +214,8 @@ namespace FileTime.Avalonia.ViewModels
             _logger?.LogInformation($"{nameof(MainPageViewModel)} initialized.");
         }
 
-        private async Task UpdateParalellCommands(object? sender, AsyncEventArgs e, CancellationToken token)
+        private Task UpdateParallelCommands(object? sender, IReadOnlyList<ReadOnlyParallelCommands> parallelCommands, CancellationToken token)
         {
-            var parallelCommands = await _timeRunner.GetParallelCommandsAsync();
-
             foreach (var parallelCommand in parallelCommands)
             {
                 if (!TimelineCommands.Any(c => c.Id == parallelCommand.Id))
@@ -265,6 +264,8 @@ namespace FileTime.Avalonia.ViewModels
                     parallelCommandsVM.ParallelCommands.Remove(commandVMsToRemove[i]);
                 }
             }
+
+            return Task.CompletedTask;
         }
 
         private async Task<IContainer?> GetContainerForWindowsDrive(DriveInfo drive)
@@ -441,7 +442,7 @@ namespace FileTime.Avalonia.ViewModels
                 {
                     var container = AppState.SelectedTab.CurrentLocation.Container;
                     var createContainerCommand = new CreateContainerCommand(new Core.Models.AbsolutePath(container), Inputs[0].Value);
-                    await _timeRunner.AddCommand(createContainerCommand);
+                    await AddCommand(createContainerCommand);
                     Inputs = null;
                 }
             };
@@ -459,7 +460,7 @@ namespace FileTime.Avalonia.ViewModels
                 {
                     var container = AppState.SelectedTab.CurrentLocation.Container;
                     var createElementCommand = new CreateElementCommand(new Core.Models.AbsolutePath(container), Inputs[0].Value);
-                    await _timeRunner.AddCommand(createElementCommand);
+                    await AddCommand(createElementCommand);
                     Inputs = null;
                 }
             };
@@ -516,12 +517,14 @@ namespace FileTime.Avalonia.ViewModels
             var askForDelete = false;
             var questionText = "";
             var shouldDelete = false;
+            var shouldClearMarkedItems = false;
 
             var currentSelectedItems = await AppState.SelectedTab.TabState.GetCurrentMarkedItems();
             var currentSelectedItem = AppState.SelectedTab.SelectedItem?.Item;
             if (currentSelectedItems.Count > 0)
             {
-                itemsToDelete = currentSelectedItems.Cast<Core.Models.AbsolutePath>().ToList();
+                itemsToDelete = new List<AbsolutePath>(currentSelectedItems);
+                shouldClearMarkedItems = true;
 
                 //FIXME: check 'is Container'
                 if (currentSelectedItems.Count == 1)
@@ -545,9 +548,9 @@ namespace FileTime.Avalonia.ViewModels
             }
             else if (currentSelectedItem != null)
             {
-                itemsToDelete = new List<Core.Models.AbsolutePath>()
+                itemsToDelete = new List<AbsolutePath>()
                 {
-                    new Core.Models.AbsolutePath(currentSelectedItem)
+                    new AbsolutePath(currentSelectedItem)
                 };
 
                 if (currentSelectedItem is IContainer container && (await container.GetItems())?.Count > 0)
@@ -575,16 +578,22 @@ namespace FileTime.Avalonia.ViewModels
 
             async Task HandleDelete()
             {
-                var deleteCommand = new DeleteCommand();
+                var deleteCommand = new DeleteCommand
-                deleteCommand.HardDelete = hardDelete;
+                {
+                    HardDelete = hardDelete
+                };
 
                 foreach (var itemToDelete in itemsToDelete!)
                 {
                     deleteCommand.ItemsToDelete.Add(itemToDelete);
                 }
 
-                await _timeRunner.AddCommand(deleteCommand);
+                await AddCommand(deleteCommand);
                 _clipboard.Clear();
+                if (shouldClearMarkedItems)
+                {
+                    await AppState.SelectedTab.TabState.ClearCurrentMarkedItems();
+                }
             }
         }
 
@@ -621,7 +630,7 @@ namespace FileTime.Avalonia.ViewModels
                     ? virtualContainer.BaseContainer
                     : currentLocation;
 
-                await _timeRunner.AddCommand(command);
+                await AddCommand(command);
 
                 _clipboard.Clear();
             }
@@ -637,7 +646,7 @@ namespace FileTime.Avalonia.ViewModels
                     if (Inputs != null)
                     {
                         var renameCommand = new RenameCommand(new Core.Models.AbsolutePath(selectedItem), Inputs[0].Value);
-                        await _timeRunner.AddCommand(renameCommand);
+                        await AddCommand(renameCommand);
                     }
                 };
 
@@ -669,6 +678,21 @@ namespace FileTime.Avalonia.ViewModels
             await _timeRunner.Refresh();
         }
 
+        private Task ChangeTimelineMode()
+        {
+            _addCommandToNextBatch = !_addCommandToNextBatch;
+            var text = "Timeline mode: " + (_addCommandToNextBatch ? "Continuous" : "Parallel");
+            _popupTexts.Add(text);
+
+            Task.Run(async () =>
+            {
+                await Task.Delay(5000);
+                await Dispatcher.UIThread.InvokeAsync(() => _popupTexts.Remove(text));
+            });
+
+            return Task.CompletedTask;
+        }
+
         private Task GoToContainer()
         {
             var handler = async () =>
@@ -804,6 +828,34 @@ namespace FileTime.Avalonia.ViewModels
 
         private Task SelectPreviousTimelineBlock()
         {
+            var currentSelected = GetSelectedTimelineCommandOrSelectFirst();
+            if (currentSelected == null) return Task.CompletedTask;
+
+            ParallelCommandsViewModel? newBlockVM = null;
+            ParallelCommandsViewModel? previousBlockVM = null;
+
+            foreach (var timelineBlock in TimelineCommands)
+            {
+
+                foreach (var command in timelineBlock.ParallelCommands)
+                {
+                    if (command.IsSelected)
+                    {
+                        newBlockVM = previousBlockVM;
+                        break;
+                    }
+                }
+
+                previousBlockVM = timelineBlock;
+            }
+
+            if (newBlockVM == null) return Task.CompletedTask;
+
+            foreach (var val in TimelineCommands.Select(t => t.ParallelCommands.Select((c, i) => (ParalellCommandVM: t, CommandVM: c, Index: i))).SelectMany(t => t))
+            {
+                val.CommandVM.IsSelected = val.ParalellCommandVM == newBlockVM && val.Index == 0;
+            }
+
             return Task.CompletedTask;
         }
 
@@ -845,6 +897,35 @@ namespace FileTime.Avalonia.ViewModels
 
         private Task SelectNextTimelineBlock()
         {
+            var currentSelected = GetSelectedTimelineCommandOrSelectFirst();
+            if (currentSelected == null) return Task.CompletedTask;
+
+            ParallelCommandsViewModel? newBlockVM = null;
+            var select = false;
+            foreach (var timelineBlock in TimelineCommands)
+            {
+                if (select)
+                {
+                    newBlockVM = timelineBlock;
+                    break;
+                }
+                foreach (var command in timelineBlock.ParallelCommands)
+                {
+                    if (command.IsSelected)
+                    {
+                        select = true;
+                        break;
+                    }
+                }
+            }
+
+            if (newBlockVM == null) return Task.CompletedTask;
+
+            foreach (var val in TimelineCommands.Select(t => t.ParallelCommands.Select((c, i) => (ParalellCommandVM: t, CommandVM: c, Index: i))).SelectMany(t => t))
+            {
+                val.CommandVM.IsSelected = val.ParalellCommandVM == newBlockVM && val.Index == 0;
+            }
+
             return Task.CompletedTask;
         }
 
@@ -862,6 +943,35 @@ namespace FileTime.Avalonia.ViewModels
             return null;
         }
 
+        private async Task AddCommand(ICommand command)
+        {
+            if (_addCommandToNextBatch)
+            {
+                await _timeRunner.AddCommand(command, toNewBatch: true);
+            }
+            else
+            {
+                ParallelCommandsViewModel? batchToAdd = null;
+                foreach (var val in TimelineCommands.Select(t => t.ParallelCommands.Select(c => (ParalellCommandVM: t, CommandVM: c))).SelectMany(t => t))
+                {
+                    if (val.CommandVM.IsSelected)
+                    {
+                        batchToAdd = val.ParalellCommandVM;
+                        break;
+                    }
+                }
+
+                if (batchToAdd != null)
+                {
+                    await _timeRunner.AddCommand(command, batchToAdd.Id);
+                }
+                else
+                {
+                    await _timeRunner.AddCommand(command);
+                }
+            }
+        }
+
         [Command]
         public async void ProcessInputs()
         {
@@ -882,7 +992,7 @@ namespace FileTime.Avalonia.ViewModels
         }
 
         [Command]
-        public void ProcessMessageBoxCommand()
+        public void ProcessMessageBox()
         {
             _inputHandler?.Invoke();
 
@@ -891,7 +1001,7 @@ namespace FileTime.Avalonia.ViewModels
         }
 
         [Command]
-        public void CancelMessageBoxCommand()
+        public void CancelMessageBox()
         {
             MessageBoxText = null;
             _inputHandler = null;
@@ -923,10 +1033,18 @@ namespace FileTime.Avalonia.ViewModels
                 if (key == Key.Escape)
                 {
                     IsAllShortcutVisible = false;
+                    MessageBoxText = null;
                     _previousKeys.Clear();
                     PossibleCommands = new();
                     setHandled(true);
                 }
+                else if (key == Key.Enter
+                    && MessageBoxText != null)
+                {
+                    _previousKeys.Clear();
+                    ProcessMessageBox();
+                    setHandled(true);
+                }
                 else if (selectedCommandBinding != null)
                 {
                     setHandled(true);
@@ -975,6 +1093,10 @@ namespace FileTime.Avalonia.ViewModels
                     {
                         IsAllShortcutVisible = false;
                     }
+                    else if (MessageBoxText != null)
+                    {
+                        MessageBoxText = null;
+                    }
                     else
                     {
                         await ExitRapidTravelMode();
@@ -1311,6 +1433,11 @@ namespace FileTime.Avalonia.ViewModels
                     FileTime.App.Core.Command.Commands.Dummy,
                     new KeyWithModifiers[] { new KeyWithModifiers(Key.L) },
                     SelectNextTimelineBlock),
+                new CommandBinding(
+                    "command running mode",
+                    FileTime.App.Core.Command.Commands.Dummy,
+                    new KeyWithModifiers[] { new KeyWithModifiers(Key.T), new KeyWithModifiers(Key.M) },
+                    ChangeTimelineMode),
                 //TODO REMOVE
                 new CommandBinding(
                     "open in default file browser",

src/GuiApp/FileTime.Avalonia/Views/MainWindow.axaml

@@ -157,19 +157,21 @@
 							</ItemsControl.ItemsPanel>
 							<ItemsControl.ItemTemplate>
 								<DataTemplate>
-									<Border Background="{DynamicResource ContainerBackgroundColor}" Padding="5">
+									<Border MaxHeight="200" Background="{DynamicResource ContainerBackgroundColor}" CornerRadius="10" Padding="5" Margin="0,0,10,0">
-										<ItemsControl Items="{Binding ParallelCommands}">
+										<ScrollViewer>
-											<ItemsControl.ItemTemplate>
+											<ItemsControl Items="{Binding ParallelCommands}">
-												<DataTemplate>
+												<ItemsControl.ItemTemplate>
-													<Border BorderThickness="1" Classes="TimelineCommand" Classes.SelectedTimelineCommand="{Binding IsSelected}">
+													<DataTemplate>
-														<StackPanel>
+														<Border BorderThickness="1" Classes="TimelineCommand" Classes.SelectedTimelineCommand="{Binding IsSelected}">
-															<TextBlock Text="{Binding Name}"/>
+															<StackPanel>
-															<ProgressBar Margin="0,5,0,0" Maximum="100" Value="{Binding Progress}"/>
+																<TextBlock Text="{Binding Name}"/>
-														</StackPanel>
+																<ProgressBar Margin="0,5,0,0" Maximum="100" Value="{Binding Progress}"/>
-													</Border>
+															</StackPanel>
-												</DataTemplate>
+														</Border>
-											</ItemsControl.ItemTemplate>
+													</DataTemplate>
-										</ItemsControl>
+												</ItemsControl.ItemTemplate>
+											</ItemsControl>
+										</ScrollViewer>
 									</Border>
 								</DataTemplate>
 							</ItemsControl.ItemTemplate>

src/GuiApp/FileTime.Avalonia/appsettings.Development.json

@@ -1,6 +1,6 @@
 {
   "Serilog": {
-    "MinimalLevel": {
+    "MinimumLevel": {
       "Default": "Debug",
       "Override": {
         "Microsoft": "Information",