#region CPL License
/*
Nuclex Framework
Copyright (C) 2002-2019 Nuclex Development Labs

This library is free software; you can redistribute it and/or
modify it under the terms of the IBM Common Public License as
published by the IBM Corporation; either version 1.0 of the
License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
IBM Common Public License for more details.

You should have received a copy of the IBM Common Public
License along with this library
*/
#endregion

using System;

using Ninject;
using Ninject.Activation;
using Ninject.Modules;

using Nuclex.Windows.Forms.AutoBinding;

namespace Nuclex.Windows.Forms.Ninject {

	/// <summary>Sets up the service bindings for an MVVM-based WPF application</summary>
	public class MvvmModule : NinjectModule {

		/// <summary>Called when the module is loaded into the kernel</summary>
		public override void Load() {

			// The window manager keeps track of active windows and can figure out
			// which window to display for a view model by its naming convention.
			Kernel.Bind<WindowManager>().To<NinjectWindowManager>().InSingletonScope();
			Kernel.Bind<IWindowManager>().ToMethod(getWindowManager).InSingletonScope();
			Kernel.Bind<IActiveWindowTracker>().ToMethod(getWindowManager).InSingletonScope();
			Kernel.Bind<IAutoBinder>().ToMethod(CreateAutoBinder).InSingletonScope();

		}

		/// <summary>Creates and initializd the auto view model binder</summary>
		/// <param name="context">
		///   Context containing environmental informations about the request and the kernel
		/// </param>
		/// <returns>The view model auto binder that will be used by the application</returns>
		protected virtual IAutoBinder CreateAutoBinder(IContext context) {
			return new ConventionBinder();
		}

		/// <summary>Retrieves the window manager from the kernel</summary>
		/// <param name="context">
		///   Context containing environmental informations about the request and the kernel
		/// </param>
		/// <returns>The window manager registered to the kernel</returns>
		private static WindowManager getWindowManager(IContext context) {
			return context.Kernel.Get<WindowManager>();
		}

	}

} // namespace Nuclex.Windows.Forms.Ninject