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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

namespace Sf.CmsB2C.Utility.B2C
{
    public static class CookieManager
    {
//cookie oluşturmak ve veri eklemek için fonksiyonumuza başlayalım
        public static void Write2Cookie(string cookieType, string cookieName, string cookieValue)
        {
//cookie mizi oluşturduk
            HttpCookie cookie;
            int cookieCount = 0;// varsa cookimiz içerisindeki verimizi sayacak olan counter
            if (System.Web.HttpContext.Current.Request.Cookies[cookieType] != null)
            {
//cookie zaten var ise içinni okuyup count edilen değerden sonrasına
// verimi ekliyeceğim
                cookieCount = System.Web.HttpContext.Current.Request.Cookies[cookieType].Values.Count;
                cookie = System.Web.HttpContext.Current.Request.Cookies[cookieType];
                cookie.Values[cookieName + cookieCount.ToString()] = cookieValue;
                System.Web.HttpContext.Current.Response.Cookies.Add(cookie);
            }
            if (System.Web.HttpContext.Current.Request.Cookies[cookieType] == null)
            {
//cookie boş değer döndüğü için yeni bir cookie oluşturup verilerimi atıyorum
                cookie = new HttpCookie(cookieType);
                cookie.Values[cookieName + cookieCount.ToString()] = cookieValue;
                System.Web.HttpContext.Current.Response.Cookies.Add(cookie);
                
            }
            
            
        }
        public static void DeleteCookie(string cookieType)
        {
            System.Web.HttpContext.Current.Request.Cookies.Remove(cookieType);
        }
        /// <summary>
        /// cookie ismi string halinde yollanır return değeri string List türündendir
        /// ve cookie deki son kayıt list in ilk kaydı olacak şekilde ters sıralama ile return yapar
        /// </summary>
        /// <param name="cookieType"></param>
        /// <returns></returns>
        public static List<string> ReadCookie(string cookieType)
        {
           List<string> readedCookie =new List<string>();
         
           if (System.Web.HttpContext.Current.Request.Cookies[cookieType] != null)
           {
               int count = System.Web.HttpContext.Current.Request.Cookies[cookieType].Values.Count;
               for (int i = count-1; i >=0 ; i--)
               {
                   readedCookie.Add(System.Web.HttpContext.Current.Request.Cookies[cookieType].Values[i]);
               }
           }
           return readedCookie;
        }
        public static List<string> ReadCookie(string cookieType , int numberOfCookie)
        {
            List<string> readedCookie = new List<string>();
            int difference = 0;
            if (System.Web.HttpContext.Current.Request.Cookies[cookieType] != null)
            {
                int count = System.Web.HttpContext.Current.Request.Cookies[cookieType].Values.Count;
                if (numberOfCookie <= count)
                {
                    difference = count - numberOfCookie;
                }
                for (int i = count - 1; i >= difference ; i--)
                {
                    readedCookie.Add(System.Web.HttpContext.Current.Request.Cookies[cookieType].Values[i]);
                }
            }
            return readedCookie;
        }

    }
}