CountryCodeToFlag.cs

using System.Globalization;
using NeuroAccessMaui.Services.Data;
 
namespace NeuroAccessMaui.UI.Converters
{
    public class CountryCodeToFlag : IValueConverter, IMarkupExtension
    {
        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
        {
            if (value is string Code && ISO_3166_1.TryGetCountryByCode(Code, out ISO_3166_Country? Country) && Country is not null)
                return Country.EmojiInfo.Unicode;
            else
                return value ?? string.Empty;
        }
 
        public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
        {
            return value;
        }
 
        public object ProvideValue(System.IServiceProvider serviceProvider)
        {
            return this;
        }
    }
}