using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Globalization;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Data;
using TeamAAS_VP.Attributes;

namespace TeamAAS_VP.ValueConverter
{
    public class EnumLocalizationConverter : EnumConverter
    {
        public EnumLocalizationConverter(Type type) : base(type)
        {
        }

        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
        {
            return GetEnumResourceValue(value);
        }

        private string GetEnumResourceValue(object obj)
        {
            var fi = obj.GetType().GetField(obj.ToString());
            var attr = fi.GetCustomAttribute(typeof(LocalizationAttribute), false) as LocalizationAttribute;

            if (attr !=null)
            {
                try
                {
                    return attr.ResourceType.GetProperty(attr.ResourceName, BindingFlags.Static | BindingFlags.Public).GetValue(null) as string;
                }
                catch (Exception)
                {
                    return null;
                }
            }

            return null;
        }
    }
}