using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using Caliburn.Micro;

using System.ComponentModel.Composition;

using System.IO;

namespace Netduino.Core.ViewModels

{

/// <summary>

/// The implementation of the shell

/// </summary>

[Export(typeof(IShellViewModel))]

public class ShellViewModel :Conductor<Screen>,IShellViewModel

{

private string _emulatorName;

private string _keyBase = @"HKEY_CURRENT_USER\Software\Microsoft\.NETMicroFramework\v4.1\Emulators\{45D406A2-51DD-4662-ABDD-499BD9589AF1}";

private IWindowManager _windowManager;

private IEmulatorViewModel _emulatorViewModel;

private readonly ILog _log = LogManager.GetLog(typeof(ShellViewModel));

[ImportingConstructor]

public ShellViewModel(IWindowManager windowManager,IEmulatorViewModel viewModel)

{

_log.Info("ShellViewModel Constructor");

_windowManager = windowManager;

_emulatorViewModel = viewModel;

this.DisplayName = "Netduino Emulator";

}

public string EmulatorName

{

get { return _emulatorName; }

set

{

if (_emulatorName != value)

{

_emulatorName = value;

NotifyOfPropertyChange(() => EmulatorName);

NotifyOfPropertyChange(() => CanWriteRegistry);

}

}

}

public IEmulatorViewModel EmulatorViewModel

{

get { return _emulatorViewModel; }

set

{

if (_emulatorViewModel != value)

{

_emulatorViewModel = value;

}

}

}

public bool CanWriteRegistry

{

get

{

return !string.IsNullOrEmpty(EmulatorName);

}

set { }

}

public void WriteRegistry()

{

string path = Path.Combine(Directory.GetCurrentDirectory(), "Netduino.Shell.exe"); ;

Microsoft.Win32.Registry.SetValue(_keyBase, "Name", EmulatorName);

Microsoft.Win32.Registry.SetValue(_keyBase, "Path", path);

}

protected override void OnActivate()

{

base.OnActivate();

Screen view = (Screen)IoC.Get<IEmulatorViewModel>();

ChangeActiveItem(view, true);

}

}

}