using System;
using System.Globalization;
using System.Windows;
using System.Windows.Data;

namespace UtopiaCanteenSystem.Converters
{
    public class StringToVisibilityConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            var visible = !string.IsNullOrWhiteSpace(value?.ToString());
            if (string.Equals(parameter?.ToString(), "Invert", StringComparison.OrdinalIgnoreCase))
                visible = !visible;
            return visible ? Visibility.Visible : Visibility.Collapsed;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}