using System;

using System.Threading;

using Avalonia.Controls;

using Avalonia.Interactivity;

using Avalonia.Threading;

namespace SourceGit.Views

{

public class CommandLogTime : TextBlock

{

protected override Type StyleKeyOverride => typeof(TextBlock);

protected override void OnUnloaded(RoutedEventArgs e)

{

base.OnUnloaded(e);

StopTimer();

}

protected override void OnDataContextChanged(EventArgs e)

{

base.OnDataContextChanged(e);

StopTimer();

if (DataContext is ViewModels.CommandLog log)

SetupCommandLog(log);

else

Text = string.Empty;

}

private void SetupCommandLog(ViewModels.CommandLog log)

{

Text = GetDisplayText(log);

if (log.IsComplete)

return;

_refreshTimer = new Timer(_ =>

{

Dispatcher.UIThread.Invoke(() =>

{

Text = GetDisplayText(log);

if (log.IsComplete)

StopTimer();

});

}, null, 0, 100);

}

private void StopTimer()

{

if (_refreshTimer is not null)

{

_refreshTimer.Dispose();

_refreshTimer = null;

}

}

private static string GetDisplayText(ViewModels.CommandLog log)

{

var endTime = log.IsComplete ? log.EndTime : DateTime.Now;

var duration = endTime - log.StartTime;

if (duration.TotalMinutes >= 1)

return $"{duration.TotalMinutes:G3} min";

if (duration.TotalSeconds >= 1)

return $"{duration.TotalSeconds:G3} s";

return $"{duration.TotalMilliseconds:G3} ms";

}

private Timer _refreshTimer = null;

}

}