1  using Avalonia.Data.Converters;
 2  using Avalonia.Markup.Xaml;
 3  using Ryujinx.Ava.Common.Locale;
 4  using Ryujinx.UI.Common.Helper;
 5  using System;
 6  using System.Globalization;
 7  
 8  namespace Ryujinx.Ava.UI.Helpers
 9  {
10      /// <summary>
11      /// This <see cref="IValueConverter"/> makes sure that the string "Never" that's returned by <see cref="ValueFormatUtils.FormatDateTime"/> is properly localized in the Avalonia UI.
12      /// After the Avalonia UI has been made the default and the GTK UI is removed, <see cref="ValueFormatUtils"/> should be updated to directly return a localized string.
13      /// </summary>
14      internal class LocalizedNeverConverter : MarkupExtension, IValueConverter
15      {
16          private static readonly LocalizedNeverConverter _instance = new();
17  
18          public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
19          {
20              if (value is not string valStr)
21              {
22                  return "";
23              }
24  
25              if (valStr == "Never")
26              {
27                  return LocaleManager.Instance[LocaleKeys.Never];
28              }
29  
30              return valStr;
31          }
32  
33          public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
34          {
35              throw new NotSupportedException();
36          }
37  
38          public override object ProvideValue(IServiceProvider serviceProvider)
39          {
40              return _instance;
41          }
42      }
43  }