using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Web.Caching;

/// <summary>
/// Summary description for ProveedorCacheUsuarios
/// </summary>
public static class ProveedorCacheUsuarios
{
    private static int mnSessionMinutes = Convert.ToInt32(UtilitarioWeb.Utilitario.leerParametro("ParametrosAplicativo",
                                                                       "SessionMinutes"));//60;
    public  static bool InsertSessionCacheItem(string sUserID)
    {
        try
        {
            if (GetSessionCacheItem(sUserID) != "")
            {
                return false;
            }

            else
            {
                CacheItemRemovedCallback oRemove = new CacheItemRemovedCallback(SessionEnded);

                //HttpContext.Current.Cache.Insert(sUserID, sUserID, null, DateTime.MaxValue, TimeSpan.FromMinutes(mnSessionMinutes), CacheItemPriority.High, oRemove);
                HttpRuntime.Cache.Insert(sUserID, sUserID, null, DateTime.MaxValue, TimeSpan.FromMinutes(mnSessionMinutes), CacheItemPriority.High, oRemove);

                return true;
            }

        }
        catch (Exception e)
        {
            return false;
        }
    }

    public static string GetSessionCacheItem(string sUserID)
    {
        string sRet = "";

        try
        {
            //sRet = System.Web.HttpContext.Current.Cache[sUserID].ToString();
            sRet = HttpRuntime.Cache[sUserID].ToString();

            if (sRet == null)
            {
                sRet = "";
            }
        }
        catch (Exception) { }

        return sRet;
    }

    public static void SessionEnded(string key, object val, CacheItemRemovedReason r)
    {

    }

    public static void DeleteSessionCacheItem(string sUserID)
    {
        try
        {
            //HttpContext.Current.Cache.Remove(sUserID);
            HttpRuntime.Cache.Remove(sUserID);
        }
        catch (Exception e)
        {
            throw new Exception(e.Message, e.InnerException);
        }
    }
    public static void NullSession()
    {
        HttpContext.Current.Session["Usuario"] = null;
        HttpContext.Current.Session["Clave"] = null;
        HttpContext.Current.Session["OpcionesPerfilUsuario"] = null;
        //HttpContext.Current.Session[Constants.KEYSIDUSER] = null;
        //HttpContext.Current.Session[Constants.KEYSIDUSERNAME] = null;
        //HttpContext.Current.Session[Constants.KEYSIDPROFILE] = null;
        //HttpContext.Current.Session[Constants.KEYSOPTIONS] = null;

        //HttpContext.Current.Session[Constants.KEYSMODULE] = null;
        //HttpContext.Current.Session[Constants.KEYSMODULE2] = null;
        //HttpContext.Current.Session[Constants.KEYSPERS] = null;
        //HttpContext.Current.Session[Constants.KEYSIDPERS] = null;
        //HttpContext.Current.Session[Constants.KEYAREAPERS] = null;
        //HttpContext.Current.Session[Constants.KEYIDAREAPERS] = null;

        HttpContext.Current.Session.Clear();
    }
}