namespace tomenglertde.ResXManager

{

using System;

using System.Collections.ObjectModel;

using System.ComponentModel.Composition;

using System.Linq;

using System.Windows;

using System.Windows.Input;

using JetBrains.Annotations;

using tomenglertde.ResXManager.Infrastructure;

using TomsToolbox.Essentials;

using TomsToolbox.Wpf;

using TomsToolbox.Wpf.Composition.Mef;

[VisualCompositionExport(RegionId.Content, Sequence = 99)]

[Export(typeof(ITracer))]

public sealed class OutputViewModel : ObservableObject, ITracer

{

[NotNull]

[ItemNotNull]

public ObservableCollection<string> Lines { get; } = new ObservableCollection<string>();

[NotNull]

public ICommand CopyCommand => new DelegateCommand(Copy);

private void Copy()

{

Clipboard.SetText(string.Join(Environment.NewLine, Lines));

}

private void Append([NotNull] string prefix, [NotNull] string value)

{

var lines = value.Split('\n');

Lines.Add(DateTime.Now.ToShortTimeString() + "\t" + prefix + lines[0].Trim('\r'));

Lines.AddRange(lines.Skip(1).Select(l => l.Trim('\r')));

}

void ITracer.TraceError(string value)

{

Append("Error: ", value);

}

void ITracer.TraceWarning(string value)

{

Append("Warning: ", value);

}

void ITracer.WriteLine(string value)

{

Append(string.Empty, value);

}

public override string ToString()

{

return "Output";

}

}

}