using System;

using System.Net;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Documents;

using System.Windows.Ink;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Animation;

using System.Windows.Shapes;

using System.Xml.Linq;

using System.IO;

using System.Collections.Generic;

using System.Threading;

namespace Iri.Modernisation.Data.Models

{

    /// <summary>

    /// Classe permettant de charger un XML et de convertir son contenu en un type ReturnType désiré

    /// </summary>

    /// <typeparam name="ReturnType">Type Désiré</typeparam>

    public class Loader<ResultType>

    {

        /// <summary>

        /// WebClient qui permet de charger le XML distant

        /// </summary>

        private Func<XDocument, ResultType> ProcessFunction { get; set; }

       public Loader(Func<XDocument,ResultType> processFunction)

        {

            ProcessFunction = processFunction;

        }

        {

            xmlClient.DownloadStringCompleted += new DownloadStringCompletedEventHandler(xmlClient_DownloadStringCompleted);

            xmlClient.DownloadStringAsync(new Uri(path,UriKind.RelativeOrAbsolute));

        }

        void xmlClient_DownloadStringCompleted(object sender, DownloadStringCompletedEventArgs e)

        {

            ResultType result = ProcessFunction.Invoke(XDocument.Parse(e.Result));

            if (LoaderFinished != null)

            {

                LoaderFinished(this, new LoaderEventArgs<ResultType>(result));

            }

        }

        public event EventHandler<LoaderEventArgs<ResultType>> LoaderFinished;

    }

    public class LoaderEventArgs<ResultType> : EventArgs

    {

        public ResultType CreatedObject { get; private set; }

        public LoaderEventArgs(ResultType createdObject)

        {

            CreatedObject = createdObject;

        }

    }

}