using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Web;
using System.Web.Caching;

namespace EncourageUser
{
    public class Common
    {
        /// <summary>
        /// 缓存是否存在
        /// </summary>
        /// <param name="robotname"></param>
        /// <param name="username"></param>
        /// <param name="text"></param>
        /// <returns></returns>
        public static bool GetCache(string text)
        {
            try
            {
                Cache cache = HttpRuntime.Cache;
                object item = cache[text];
                return item != null ? true : false;
            }
            catch (Exception)
            { }
            return false;
        }

        /// <summary>
        /// 设置缓存(辅助输入)
        /// </summary>
        /// <param name="robotname"></param>
        /// <param name="username"></param>
        /// <param name="text"></param>
        /// <returns></returns>
        public static bool SetCache(string text)
        {
            try
            {
                Cache cache = HttpRuntime.Cache;
                //查找 md5 的缓存,不存在则返回null
                object item = cache[text];
                if (item == null)
                    cache.Insert(text, 1, null, DateTime.Now.AddMinutes(1), Cache.NoSlidingExpiration);
                return true;
            }
            catch (Exception ex)
            { }
            return false;
        }

    }
}