// 
// Authors: Nate Kohari <nate@enkari.com>, Josh Close <narshe@gmail.com>
// Copyright (c) 2007-2009, Enkari, Ltd.
// 
// Dual-licensed under the Apache License, Version 2.0, and the Microsoft Public License (Ms-PL).
// See the file LICENSE.txt for details.
// 

namespace Ninject.Web.Mvc
{
    using System;
    using System.Web.Mvc;
    using System.Web.Routing;
    
    /// <summary>
	/// A controller factory that creates <see cref="IController"/>s via Ninject.
	/// </summary>
	public class NinjectControllerFactory : DefaultControllerFactory
	{
		/// <summary>
		/// Gets the kernel that will be used to create controllers.
		/// </summary>
		public IKernel Kernel { get; private set; }

		/// <summary>
		/// Initializes a new instance of the <see cref="NinjectControllerFactory"/> class.
		/// </summary>
		/// <param name="kernel">The kernel that should be used to create controllers.</param>
		public NinjectControllerFactory(IKernel kernel)
		{
			Kernel = kernel;
		}

		/// <summary>
		/// Gets a controller instance of type controllerType.
		/// </summary>
		/// <param name="requestContext">The request context.</param>
		/// <param name="controllerType">Type of controller to create.</param>
		/// <returns>The controller instance.</returns>
		protected override IController GetControllerInstance(RequestContext requestContext, Type controllerType)
		{
			if(controllerType == null)
			{
				// let the base handle 404 errors with proper culture information
				return base.GetControllerInstance(requestContext, controllerType);
			}

			var controller = Kernel.TryGet(controllerType) as IController;

			if (controller == null)
				return base.GetControllerInstance(requestContext, controllerType);

            /*
            var asyncController = controller as AsyncController;
            if (asyncController != null)
            {
                asyncController.ActionInvoker = this.CreateAsyncActionInvoker();
            }5
            else
            {
                var standardController = controller as Controller;
                if (standardController != null)
                    standardController.ActionInvoker = CreateActionInvoker();
            }*/

			return controller;
		}

        /*
		/// <summary>
		/// Creates the action invoker.
		/// </summary>
		/// <returns>The action invoker.</returns>
		protected virtual NinjectActionInvoker CreateActionInvoker()
		{
			return new NinjectActionInvoker(Kernel);
		}

        /// <summary>
        /// Creates the action invoker.
        /// </summary>
        /// <returns>The action invoker.</returns>
        protected virtual NinjectAsyncActionInvoker CreateAsyncActionInvoker()
        {
            return new NinjectAsyncActionInvoker(Kernel);
        }*/
    }
}