using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Data;

namespace mdfinder
{
    public class URIConverter : IValueConverter
    {
        /// <summary> Converts a value. </summary>
        /// <param name="value">      The value produced by the binding source. </param>
        /// <param name="targetType"> The type of the binding target property. </param>
        /// <param name="parameter">  The converter parameter to use. </param>
        /// <param name="culture">    The culture to use in the converter. </param>
        /// <returns>
        /// A converted value. If the method returns <see langword="null" />, the valid null value is
        /// used.
        /// </returns>
        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            if (value != null)
            {
                var uri = value as Uri;

                return uri.LocalPath;
            }
            else
            {
                return string.Empty;
            }
        }

        /// <summary> Converts a value. </summary>
        /// <param name="value">      The value that is produced by the binding target. </param>
        /// <param name="targetType"> The type to convert to. </param>
        /// <param name="parameter">  The converter parameter to use. </param>
        /// <param name="culture">    The culture to use in the converter. </param>
        /// <returns>
        /// A converted value. If the method returns <see langword="null" />, the valid null value is
        /// used.
        /// </returns>
        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
        {
            Uri uri = new Uri((string)value);
            return uri;
        }
    }
}