using System;
using System.Runtime.Caching;

namespace SHJX.Service.Common.CustomUtil
{
    /// <summary>
    /// 数据缓存工具类
    /// </summary>
    public static class DataCache
    {
        private static readonly MemoryCache cache = new("ErrorFromEmsCache");
        /// <summary>
        /// 在缓存中新增数据
        /// </summary>
        /// <param name="detailInfo"></param>
        public static void Set<T>(string key, T value)
        {
            var policy = new CacheItemPolicy
            {
                AbsoluteExpiration = DateTime.Now.AddHours(15)
            };
            if (!Contains(key))
            {
                cache.Set(key, value, policy);
            }
            cache[key] = value;
        }

        /// <summary>
        /// 查询缓存中是否包含指定键
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public static bool Contains(string key)
        {
            return cache.Contains(key);
        }

        /// <summary>
        /// 获取缓存中数据
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        public static T Get<T>(string key)
        {
            try
            {
                if (Contains(key))
                {
                    return (T)cache[key];
                }
                return default;
            }
            catch (Exception)
            {
                return default;
            }
        }

        /// <summary>
        /// 移除缓存中的数据
        /// </summary>
        /// <param name="key"></param>
        public static void Remove(string key)
        {
            if (Contains(key))
            {
                cache.Remove(key);
            }
        }
    }
}