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

namespace MultiTerm.Wpf.CustomControl;

/// <summary>
/// Converts <see cref="bool"/> to <see cref="Visibility"/>.
/// If true = Visible, false = Colapsed
/// </summary>
[ValueConversion(typeof(bool), typeof(Visibility))]
internal class BoolToVisibilityConverter : IValueConverter
{
    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
        if(value is not bool boolVal) { throw new ArgumentException($"{nameof(BoolToVisibilityConverter)}.{nameof(Convert)} got type other than bool."); }

        if (boolVal)
        {
            return Visibility.Visible;
        }
        else
        {
            return Visibility.Collapsed;
        }
    }

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