feat: improve ui

Author: paul-fresquet

src/ByteSync.Client/Assets/Resources/Resources.Designer.cs

@@ -1637,4 +1637,11 @@ Voulez-vous enregistrer ce nouveau Profil de Session avec ce nom ?</value>
 	<data name="TargetedActionEditionGlobal_AffectedItemsTooltip" xml:space="preserve">
 		<value>Éléments affectés :</value>
 	</data>
+	<!-- Item count localization for pluralization -->
+	<data name="ValidationFailure_ItemSingular" xml:space="preserve">
+		<value>élément :</value>
+	</data>
+	<data name="ValidationFailure_ItemPlural" xml:space="preserve">
+		<value>éléments :</value>
+	</data>
 </root>

src/ByteSync.Client/Assets/Resources/Resources.fr.resx

@@ -1664,4 +1664,11 @@ Do you want to save this new Session Profile with this name?</value>
 	<data name="TargetedActionEditionGlobal_AffectedItemsTooltip" xml:space="preserve">
 		<value>Affected items:</value>
 	</data>
+	<!-- Item count localization for pluralization -->
+	<data name="ValidationFailure_ItemSingular" xml:space="preserve">
+		<value>item:</value>
+	</data>
+	<data name="ValidationFailure_ItemPlural" xml:space="preserve">
+		<value>items:</value>
+	</data>
 </root>

src/ByteSync.Client/Assets/Resources/Resources.resx

@@ -0,0 +1,42 @@
+using Avalonia.Controls;
+using Avalonia.Data.Converters;
+using Autofac;
+using ByteSync.Interfaces;
+using System.Globalization;
+
+namespace ByteSync.Services.Converters;
+
+public class ItemCountToLocalizedTextConverter : IValueConverter
+{
+    private readonly ILocalizationService _localizationService;
+
+    public ItemCountToLocalizedTextConverter()
+    {
+        if (!Design.IsDesignMode)
+        {
+            _localizationService = ContainerProvider.Container.Resolve<ILocalizationService>();
+        }
+    }
+
+    public object Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
+    {
+        if (Design.IsDesignMode)
+        {
+            return "item:";
+        }
+        
+        if (value is not int count)
+        {
+            // Fallback to singular form for invalid input
+            return _localizationService["ValidationFailure_ItemSingular"];
+        }
+
+        var key = count <= 1 ? "ValidationFailure_ItemSingular" : "ValidationFailure_ItemPlural";
+        return _localizationService[key];
+    }
+
+    public object ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
+    {
+        throw new NotImplementedException();
+    }
+}

src/ByteSync.Client/Services/Converters/IntToBoolConverter.cs

@@ -17,7 +17,7 @@
     </Design.DataContext>
 
     <UserControl.Resources>
-        <converters:IntToBoolConverter x:Key="IntToBoolConverter"/>
+        <converters:ItemCountToLocalizedTextConverter x:Key="ItemCountToLocalizedTextConverter"/>
     </UserControl.Resources>
 
     <Grid Background="{DynamicResource Gray7}">
@@ -104,9 +104,8 @@
                                     <StackPanel Orientation="Horizontal">
                                         <TextBlock Text="•" Margin="0,0,6,0" />
                                         <TextBlock Text="{Binding Count}" FontWeight="SemiBold" />
-                                        <TextBlock Text=" item" Margin="0,0,2,0" />
-                                        <TextBlock Text="s" IsVisible="{Binding Count, Converter={StaticResource IntToBoolConverter}}" />
-                                        <TextBlock Text=": " />
+                                        <TextBlock Text=" " />
+                                        <TextBlock Text="{Binding Count, Converter={StaticResource ItemCountToLocalizedTextConverter}}" Margin="0,0,4,0" />
                                         <TextBlock Text="{Binding LocalizedMessage}" />
                                     </StackPanel>
                                     <ToolTip.Tip>