using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using Sleis.ViewModels;
using Sleis.Models;

namespace Sleis.Filter
{
    public class ToggleAttribute:ActionFilterAttribute, IActionFilter
    {
        public override void OnActionExecuting(ActionExecutingContext filterContext)
        {
            //var actionParameters = filterContext.ActionParameters;
            base.OnActionExecuting(filterContext);
        }
        public override void  OnActionExecuted(ActionExecutedContext filterContext)
        {
            try
            {
                //make sure index is present.  if it is not, the toggler flush itself.
                string toggleIndex = filterContext.HttpContext.Request.QueryString["toggleIndex"];
                if (!String.IsNullOrEmpty(toggleIndex))
                {
                    ItemViewBase viewModel = (ItemViewBase)filterContext.Controller.ViewData.Model;
                    //make sure model is of ItemViewBase so that we have access to ToggleInfo property
                    if (viewModel != null)
                    {
                        viewModel.ToggleInfo = filterContext.Controller.TempData[Constants.ToggleInfo] as ToggleInfo;
                        //make sure toggle info was found.  this allows 
                        if (viewModel.ToggleInfo != null)
                        {
                            viewModel.ToggleInfo.UpdateToggleInfo(Convert.ToInt32(toggleIndex));
                            //save updated toggle info.
                            filterContext.Controller.TempData[Constants.ToggleInfo] = viewModel.ToggleInfo;
                        }
                    }
                }

            }
            catch { } //swallowed 
        }
        /*
        private void SetToggleInfo()
        {
            try
            {
                ItemViewBase viewModel = (ItemViewBase)ViewData.Model;
                //make sure model is of ItemViewBase so that we have access to ToggleInfo property
                if (viewModel != null)
                {
                    viewModel.ToggleInfo = GetTempData<ToggleInfo>(Constants.ToggleInfo);
                    //make sure toggle info was found.  this allows 
                    if (viewModel.ToggleInfo != null)
                    {
                        viewModel.ToggleInfo.UpdateToggleInfo(Convert.ToInt32(Request.QueryString["toggleIndex"]));
                        //save updated toggle info.
                        SetTempData<ToggleInfo>(Constants.ToggleInfo, viewModel.ToggleInfo);
                    }
                }
            }
            catch { }
        }
         * */
    }
}