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

namespace HMI.UI
{
    public class TreeItemConverter : IValueConverter
    {
        object IValueConverter.Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null || parameter == null)
            {
                return value;
            }
            if (value is IEnumerable items)
            {
                return new TreeItemDataCollection(items, parameter.ToString(), true);
            }
            return value;
        }

        object IValueConverter.ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            return value;
        }
    }
}