FIXES

Toolkit.UI.WinUI/ValidationToMessageConverter.cs

@@ -0,0 +1,23 @@
+using System;
+using Toolkit.Foundation;
+
+namespace Toolkit.UI.WinUI;
+
+public class ValidationToMessageConverter :
+    ValueConverter<IReadOnlyIndexDictionary<string, string>, string?>
+{
+    public string? Property { get; set; }
+
+    protected override string? ConvertTo(IReadOnlyIndexDictionary<string, string> value,
+        Type? targetType,
+        object? parameter,
+        string? language)
+    {
+        if (Property is { Length: > 0 } && value.TryGetValue(Property, out string? message))
+        {
+            return message;
+        }
+
+        return default;
+    }
+}