// -----------------------------------------------------------------------
// <copyright file="ShellExtensionController.cs" company="Microsoft">
// TODO: Update copyright text.
// </copyright>
// -----------------------------------------------------------------------

using System.Collections;
using System.IO;
using System.IO.IsolatedStorage;
using System.Runtime.Serialization;


namespace Pithos.Client.WPF
{
    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;

    /// <summary>
    /// TODO: Update summary.
    /// </summary>
    public class ShellExtensionController
    {
        #region Shell Extensions
        public void UnregisterExtensions()
        {
            using (var installer = new ProjectInstaller())
            {
                IDictionary state = LoadState();
                installer.Uninstall(state);
            }
        }

        public void RegisterExtensions()
        {
            using (var installer = new ProjectInstaller())
            {
                IDictionary state = new Dictionary<object, object>();
                installer.Install(state);
                SaveState(state);

            }
        }

        private static void SaveState(IDictionary state)
        {
            using (var store = IsolatedStorageFile.GetUserStoreForAssembly())
            using (var file = store.CreateFile("PithosManualInstallFile"))
            {
                var serializer = new NetDataContractSerializer();
                serializer.Serialize(file, state);
            }
        }

        private static IDictionary LoadState()
        {
            using (var store = IsolatedStorageFile.GetUserStoreForAssembly())
            {
                if (!store.FileExists("PithosManualInstallFile"))
                    return new Dictionary<object, object>();

                using (var file = store.OpenFile("PithosManualInstallFile", FileMode.Open))
                {
                    var serializer = new NetDataContractSerializer();
                    var state = serializer.Deserialize(file);
                    return (IDictionary)state;
                }
            }
        }

        #endregion
    }
}