using System;
using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Resources;
using System.Text;

namespace Plane.Reflection
{
    public static class Utils
    {
        public static Dictionary<string, Stream> GetResourcesUnder(string dir)
        {
            dir = dir.ToLower();
            if (!dir.EndsWith("/"))
            {
                dir += "/";
            }

            var assembly = Assembly.GetCallingAssembly();
            var resourcesName = assembly.GetName().Name + ".g.resources";
            var stream = assembly.GetManifestResourceStream(resourcesName);
            var resourceReader = new ResourceReader(stream);

            return
                (from p in resourceReader.OfType<DictionaryEntry>()
                 let theme = (string)p.Key
                 where theme.StartsWith(dir)
                 select new
                 {
                     Key = theme.Substring(dir.Length),
                     Value = p.Value as Stream
                 }).ToDictionary(i => i.Key, i => i.Value);
        }
    }
}