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// -----------------------------------------------------------------------

// <copyright file="ShellStatusChecker.cs" company="GRNet">

// Copyright 2011 GRNET S.A. All rights reserved.

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using System.ComponentModel.Composition;

using System.ServiceModel;

using Microsoft.Win32;

using Pithos.Interfaces;

namespace Pithos.ShellExtensions

{

    using System;

    using System.Collections.Generic;

    using System.Linq;

    using System.Text;

    /// <summary>

    /// TODO: Update summary.

    /// </summary>

    [Export(typeof(IStatusChecker))]

    public class ShellStatusChecker:IStatusChecker

    {

        [Import]

        public IPithosSettings Settings { get; set; }

        private static readonly log4net.ILog Log = log4net.LogManager.GetLogger("Pithos.ShellStatusChecker");

        public FileOverlayStatus GetFileOverlayStatus(string path)

        {

            try

            {

                using (var client = PithosHost.GetStatusClient())

                {

                    var status = client.GetStatus(path);

                    return status;

                }

            }

            catch (Exception exc)

            {

                Log.ErrorFormat("[ERROR] retrieving overlay status for {0}:\r{1}",path,exc);

                return FileOverlayStatus.Unversioned;

            }

        }

        //Not Used by the shell extensions

        public PithosStatus GetPithosStatus()

        {

            throw new NotSupportedException();

        }

    }

}