CopyCommand detail: speed

src/AppCommon/FileTime.App.Core.Abstraction/ViewModels/Timeline/ICommandTimeStateViewModel.cs

@@ -5,5 +5,6 @@ public interface ICommandTimeStateViewModel
     IObservable<int> TotalProgress { get; }
     IObservable<int> CurrentProgress { get; }
     IObservable<string> DisplayLabel { get; }
+    IObservable<string> DisplayDetailLabel { get; }
     IObservable<bool> IsSelected { get; }
 }

src/AppCommon/FileTime.App.Core/ViewModels/Timeline/CommandTimeStateViewModel.cs

@@ -9,12 +9,14 @@ public class CommandTimeStateViewModel : ICommandTimeStateViewModel
     public IObservable<int> CurrentProgress { get; }
 
     public IObservable<string> DisplayLabel { get; }
+    public IObservable<string> DisplayDetailLabel { get; }
 
     public IObservable<bool> IsSelected { get; }
 
     public CommandTimeStateViewModel(CommandTimeState commandTimeState)
     {
         DisplayLabel = commandTimeState.Command.DisplayLabel;
+        DisplayDetailLabel = commandTimeState.Command.DisplayDetailLabel;
         TotalProgress = commandTimeState.Command.TotalProgress;
         CurrentProgress = commandTimeState.Command.CurrentProgress;
         //TODO

src/Core/FileTime.Core.Abstraction/Command/ICommand.cs

@@ -5,6 +5,7 @@ namespace FileTime.Core.Command;
 public interface ICommand
 {
     IObservable<string> DisplayLabel { get; }
+    IObservable<string> DisplayDetailLabel { get; }
     IObservable<int> TotalProgress { get; }
     IObservable<int> CurrentProgress { get; }
 

src/Core/FileTime.Core.Command/CommandBase.cs

@@ -7,20 +7,24 @@ namespace FileTime.Core.Command;
 public abstract class CommandBase : ICommand
 {
     private readonly BehaviorSubject<string> _displayLabel;
+    private readonly BehaviorSubject<string> _displayDetailLabel;
     private readonly BehaviorSubject<int> _totalProgress;
     private readonly BehaviorSubject<int> _currentProgress;
 
     public IObservable<string> DisplayLabel { get; }
+    public IObservable<string> DisplayDetailLabel { get; }
     public IObservable<int> TotalProgress { get; }
     public IObservable<int> CurrentProgress { get; }
 
-    protected CommandBase(string displayLabel = "", int totalProgress = 0, int currentProgress = 0)
+    protected CommandBase(string displayLabel = "", string displayDetailLabel = "", int totalProgress = 0, int currentProgress = 0)
     {
         _displayLabel = new(displayLabel);
+        _displayDetailLabel = new(displayDetailLabel);
         _totalProgress = new(totalProgress);
         _currentProgress = new(currentProgress);
 
         DisplayLabel = _displayLabel.AsObservable();
+        DisplayDetailLabel = _displayDetailLabel.AsObservable();
         TotalProgress = _totalProgress.AsObservable();
         CurrentProgress = _currentProgress.AsObservable();
     }
@@ -28,7 +32,8 @@ public abstract class CommandBase : ICommand
     public abstract Task<CanCommandRun> CanRun(PointInTime currentTime);
     public abstract Task<PointInTime> SimulateCommand(PointInTime currentTime);
 
-    protected void SetDisplayLabel(string displayLabel) => _displayLabel.OnNext(displayLabel);
+    protected void SetDisplayLabel(string? displayLabel) => _displayLabel.OnNext(displayLabel ?? string.Empty);
+    protected void SetDisplayDetailLabel(string? displayLabel) => _displayDetailLabel.OnNext(displayLabel ?? string.Empty);
 
     protected void SetTotalProgress(int totalProgress) => _totalProgress.OnNext(totalProgress);
 

src/Core/FileTime.Core.Command/Copy/CopyCommand.cs

@@ -1,8 +1,11 @@
 using System.Reactive.Linq;
 using System.Reactive.Subjects;
+using ByteSizeLib;
+using DeclarativeProperty;
 using FileTime.Core.Enums;
 using FileTime.Core.Models;
 using FileTime.Core.Timeline;
+using Microsoft.Extensions.Logging;
 
 namespace FileTime.Core.Command.Copy;
 
@@ -10,19 +13,25 @@ public class CopyCommand : CommandBase, ITransportationCommand
 {
     private readonly ITimelessContentProvider _timelessContentProvider;
     private readonly ICommandSchedulerNotifier _commandSchedulerNotifier;
+    private readonly ILogger<CopyCommand> _logger;
 
     private readonly List<OperationProgress> _operationProgresses = new();
     private readonly BehaviorSubject<OperationProgress?> _currentOperationProgress = new(null);
 
+    private long _recentTotalSum;
+    private readonly DeclarativeProperty<long> _recentTotalProcessed = new();
+    private readonly DeclarativeProperty<DateTime> _recentStartTime = new();
+
     public IReadOnlyList<FullName> Sources { get; }
 
     public FullName Target { get; }
 
     public TransportMode TransportMode { get; }
 
-    public CopyCommand(
+    internal CopyCommand(
         ITimelessContentProvider timelessContentProvider,
         ICommandSchedulerNotifier commandSchedulerNotifier,
+        ILogger<CopyCommand> logger,
         IReadOnlyCollection<FullName>? sources,
         TransportMode? mode,
         FullName? targetFullName)
@@ -30,6 +39,7 @@ public class CopyCommand : CommandBase, ITransportationCommand
     {
         _timelessContentProvider = timelessContentProvider;
         _commandSchedulerNotifier = commandSchedulerNotifier;
+        _logger = logger;
         _currentOperationProgress
             .Select(p =>
             {
@@ -46,6 +56,21 @@ public class CopyCommand : CommandBase, ITransportationCommand
         Sources = new List<FullName>(sources).AsReadOnly();
         TransportMode = mode.Value;
         Target = targetFullName;
+
+        var recentSpeed = DeclarativePropertyHelpers.CombineLatest(
+            _recentTotalProcessed,
+            _recentStartTime,
+            (total, start) =>
+            {
+                var elapsed = DateTime.Now - start;
+
+                var size = new ByteSize(total / elapsed.TotalSeconds);
+                return Task.FromResult(size + "/s");
+            });
+
+        recentSpeed
+            .Debounce(TimeSpan.FromMilliseconds(500))
+            .Subscribe(SetDisplayDetailLabel);
     }
 
     public override Task<CanCommandRun> CanRun(PointInTime currentTime)
@@ -79,13 +104,16 @@ public class CopyCommand : CommandBase, ITransportationCommand
 
         var resolvedTarget = await _timelessContentProvider.GetItemByFullNameAsync(Target, currentTime);
 
+        _recentTotalSum = 0;
+        await _recentTotalProcessed.SetValue(0);
+        await _recentStartTime.SetValue(DateTime.Now);
+
         await TraverseTree(
             currentTime,
             Sources,
             new AbsolutePath(_timelessContentProvider, resolvedTarget),
             TransportMode,
             copyOperation);
-        //await TimeRunner.RefreshContainer.InvokeAsync(this, Target);
     }
 
     private async Task CalculateProgressAsync(PointInTime currentTime)
@@ -165,8 +193,25 @@ public class CopyCommand : CommandBase, ITransportationCommand
         }
     }
 
-    private Task UpdateProgress() =>
+    private readonly object _updateProgressLock = new();
+    private Task UpdateProgress()
+    {
+        lock (_updateProgressLock)
+        {
+            var now = DateTime.Now;
+            var delta = now - _recentStartTime.Value;
+            if (delta.TotalSeconds > 5)
+            {
+                _recentTotalSum += _recentTotalProcessed.Value;
+                _recentStartTime.SetValueSafe(now);
+            }
+
+            var totalProcessedBytes = _operationProgresses.Select(o => o.Progress.Value).Sum();
+            _recentTotalProcessed.SetValueSafe(totalProcessedBytes - _recentTotalSum);
+        }
+
         //Not used, progress is reactive in this command
         //Note: Maybe this should be removed altogether, and every command should use reactive progress
-        Task.CompletedTask;
+        return Task.CompletedTask;
+    }
 }

src/Core/FileTime.Core.Command/Copy/CopyCommandContext.cs

@@ -12,5 +12,5 @@ public class CopyCommandContext
 
     public OperationProgress? CurrentProgress { get; }
 
-    public async Task UpdateProgress() => await _updateProgress.Invoke();
+    public async Task UpdateProgressAsync() => await _updateProgress.Invoke();
 }

src/Core/FileTime.Core.Command/Copy/CopyCommandFactory.cs

@@ -1,5 +1,7 @@
 using FileTime.Core.Models;
 using FileTime.Core.Timeline;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
 
 namespace FileTime.Core.Command.Copy;
 
@@ -7,19 +9,29 @@ public class CopyCommandFactory : ITransportationCommandFactory<CopyCommand>
 {
     private readonly ITimelessContentProvider _timelessContentProvider;
     private readonly ICommandSchedulerNotifier _commandSchedulerNotifier;
+    private readonly IServiceProvider _serviceProvider;
 
     public CopyCommandFactory(
         ITimelessContentProvider timelessContentProvider,
-        ICommandSchedulerNotifier commandSchedulerNotifier)
+        ICommandSchedulerNotifier commandSchedulerNotifier,
+        IServiceProvider serviceProvider)
 
     {
         _timelessContentProvider = timelessContentProvider;
         _commandSchedulerNotifier = commandSchedulerNotifier;
+        _serviceProvider = serviceProvider;
     }
 
     public CopyCommand GenerateCommand(
         IReadOnlyCollection<FullName> sources,
         TransportMode mode,
         FullName targetFullName)
-        => new(_timelessContentProvider, _commandSchedulerNotifier, sources, mode, targetFullName);
+        => new(
+            _timelessContentProvider,
+            _commandSchedulerNotifier,
+            _serviceProvider.GetRequiredService<ILogger<CopyCommand>>(),
+            sources,
+            mode,
+            targetFullName
+        );
 }

src/Core/FileTime.Core.Command/Copy/CopyStrategy.cs

@@ -18,7 +18,7 @@ public class CopyStrategy : ICopyStrategy
     {
         foreach (var item in _copyStrategyParam.OperationProgresses.FindAll(o => o.Key.StartsWith(containerPath.Path.Path)))
         {
-            item.SetProgress(item.TotalCount);
+            await item.SetProgressAsync(item.TotalCount);
         }
 
         await _copyStrategyParam.RefreshContainerAsync(containerPath.Path);
@@ -27,7 +27,11 @@ public class CopyStrategy : ICopyStrategy
     public async Task CopyAsync(AbsolutePath from, AbsolutePath to, CopyCommandContext context)
     {
         await _copy(from, to, context);
-        context.CurrentProgress?.SetProgress(context.CurrentProgress.TotalCount);
+        if (context.CurrentProgress is not null)
+        {
+            await context.CurrentProgress.SetProgressAsync(context.CurrentProgress.TotalCount);
+        }
+
         if (to.Path.GetParent() is { } parent)
             await _copyStrategyParam.RefreshContainerAsync(parent);
     }

src/Core/FileTime.Core.Command/Delete/DeleteCommand.cs

@@ -46,6 +46,12 @@ public class DeleteCommand : CommandBase, IExecutableCommand
             new Dictionary<string, IItemDeleter>(),
             new DeleteStrategy()
         );
+
+        var parents = ItemsToDelete.Select(i => i.GetParent()).OfType<FullName>().Distinct();
+        foreach (var parent in parents)
+        {
+            await _commandSchedulerNotifier.RefreshContainer(parent);
+        }
     }
 
     private async Task TraverseTree(

src/Core/FileTime.Core.Command/Move/MoveCommand.cs

@@ -75,7 +75,7 @@ public class MoveCommand : CommandBase, IExecutableCommand
             if (itemToMove.Source.GetParent() is { } parent)
                 await _commandSchedulerNotifier.RefreshContainer(parent);
             
-            currentOperationProgress.SetProgress(1);
+            await currentOperationProgress.SetProgressAsync(1);
         }
 
         IItemMover GetOrAddItemMover(IContentProvider provider)

src/Core/FileTime.Core.Command/OperationProgress.cs

@@ -1,24 +1,26 @@
-using System.Reactive.Linq;
+using DeclarativeProperty;
-using System.Reactive.Subjects;
 
 namespace FileTime.Core.Command;
 
 public class OperationProgress
 {
-    private readonly BehaviorSubject<long> _currentProgress = new(0);
+    private readonly DeclarativeProperty<long> _currentProgress = new(0);
     public string Key { get; }
-    public IObservable<long> Progress { get; }
+    public IDeclarativeProperty<long> Progress { get; }
     public long TotalCount { get; }
-    public IObservable<bool> IsDone { get; }
+    public IDeclarativeProperty<bool> IsDone { get; }
 
     public OperationProgress(string key, long totalCount)
     {
         Key = key;
         TotalCount = totalCount;
 
-        Progress = _currentProgress.AsObservable();
+        Progress = _currentProgress;
-        IsDone = Progress.Select(p => p >= TotalCount);
+        IsDone = Progress.Map(p => p >= TotalCount);
     }
 
-    public void SetProgress(long progress) => _currentProgress.OnNext(progress);
+    public async Task SetProgressAsync(long progress) => await _currentProgress.SetValue(progress);
+
+    public void SetProgressSafe(long progress) =>
+        _currentProgress.SetValueSafe(progress);
 }

src/Core/FileTime.Core.CommandHandlers/StreamCopyCommandHandler.cs

@@ -76,8 +76,12 @@ public class StreamCopyCommandHandler : ICommandHandler
                 await writer.WriteBytesAsync(dataRead);
                 await writer.FlushAsync();
                 currentProgress += dataRead.LongLength;
-                copyCommandContext.CurrentProgress?.SetProgress(currentProgress);
+                if (copyCommandContext.CurrentProgress is not null)
-                await copyCommandContext.UpdateProgress();
+                {
+                    copyCommandContext.CurrentProgress.SetProgressSafe(currentProgress);
+                }
+
+                await copyCommandContext.UpdateProgressAsync();
             }
         } while (dataRead.Length > 0);
     }

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

@@ -316,25 +316,43 @@
                                         <Border
                                             Background="{DynamicResource ContainerBackgroundColor}"
                                             CornerRadius="10"
-                                            Height="50"
+                                            Height="70"
                                             Margin="0,0,10,0"
-                                            Padding="5">
+                                            Padding="5"
+                                            Width="300">
                                             <ScrollViewer>
                                                 <ItemsControl ItemsSource="{Binding Commands.Collection}">
                                                     <ItemsControl.ItemTemplate>
                                                         <DataTemplate>
                                                             <Border BorderThickness="1" Classes.SelectedTimelineCommand="{Binding IsSelected}">
-                                                                <StackPanel>
+                                                                <Grid ColumnDefinitions="*, *" RowDefinitions="Auto, Auto">
-                                                                    <TextBlock Text="{Binding DisplayLabel^}" />
+                                                                    <TextBlock Grid.ColumnSpan="2" Text="{Binding DisplayLabel^}" />
+
+                                                                    <StackPanel
+                                                                        Grid.Column="0"
+                                                                        Grid.Row="1"
+                                                                        Margin="0,5,5,5">
+                                                                        <TextBlock Text="{Binding DisplayDetailLabel^}" TextAlignment="Right" />
+
                                                                         <ProgressBar
                                                                             Margin="0,5,0,0"
                                                                             Maximum="100"
+                                                                            MinWidth="50"
                                                                             Value="{Binding CurrentProgress^}" />
+                                                                    </StackPanel>
+                                                                    <StackPanel
+                                                                        Grid.Column="1"
+                                                                        Grid.Row="1"
+                                                                        Margin="5,5,0,5">
+                                                                        <TextBlock Text="{Binding TotalProgress^, StringFormat={}{0}%}" TextAlignment="Right" />
+
                                                                         <ProgressBar
                                                                             Margin="0,5,0,0"
                                                                             Maximum="100"
+                                                                            MinWidth="50"
                                                                             Value="{Binding TotalProgress^}" />
                                                                     </StackPanel>
+                                                                </Grid>
                                                             </Border>
                                                         </DataTemplate>
                                                     </ItemsControl.ItemTemplate>