a tiny bit shorter

gistfile1.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using BackOffice.WebUI.Controllers.Base;
using Watchfinder.Commands.Marketing.Channels;
using Watchfinder.Reads.Marketing;
using Watchfinder.Reads.Marketing.Views;

namespace BackOffice.WebUI.Controllers.NewControllers.Marketing
{
    public class ChannelsController : ActionFilterBaseController
    {
        private ChannelQueries _queries;

        public ChannelsController()
        {
            _queries = new ChannelQueries();
        }


        [SystemPage(CheckPagePermissions = false)]
        public ActionResult Index()
        {
            return View(_queries.GetAllChannels());
        }

        [SystemPage(CheckPagePermissions = false)]
        public ActionResult Save(int id=0)
        {
            CreateOrUpdateChannel command = (id == 0)
                                                ? new CreateOrUpdateChannel()
                                                : ConvertViewToCommand(_queries.GetByID(id));

            return View(command);
        }

        [HttpPost]
        [SystemPage(CheckPagePermissions = false)]
        public ActionResult Save(CreateOrUpdateChannel command)
        {
            var result = Dispatcher.Dispatch(command);

            command = (command.ID == 0) ? command : ConvertViewToCommand(_queries.GetByID(command.ID));

            AddTempUnitOfWorkMessages();
            AddUnitOfWorkMessages();

            if(result.Success)
            {
                return RedirectToAction("index");
            }


            return View(command);
        }

        private CreateOrUpdateChannel ConvertViewToCommand(Channel channel)
        {
            return new CreateOrUpdateChannel()
                       {
                           ID = channel.ID,
                           Name = channel.Name,
                           Code = channel.Code,
                           Enabled = channel.Enabled
                       };
        }
    }
}