using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Newtonsoft.Json.Linq;
using HZQR.Common;
using RedisHelp;

namespace EShang.Common
{
    /// <summary>
    /// 视频监控帮助类
    /// </summary>
    public class VideoHelper
    {
        /// <summary>
        /// 萤石云AppKey
        /// </summary>
        protected const string AppKey = "15f528214d934ee4b048c772c8f8f3b0";
        /// <summary>
        /// 萤石云Secret
        /// </summary>
        protected const string Secret = "2d71a68d0dc4a2aa680c49639bd8f29a";
        /// <summary>
        /// 萤石云通讯地址
        /// </summary>
        protected const string ReqUrl = "https://open.ys7.com";

        /// <summary>
        /// 获取萤石云通道密钥
        /// </summary>
        /// <returns></returns>
        public static string GetVideoToken()
        {
            RedisHelper redisHelper = new RedisHelper(9);
            string VideoToken = "";
            if (redisHelper.KeyExists("VideoToken"))
            {
                Model.VideoTokenModel _VideoTokenModel = new Model.VideoTokenModel();
                _VideoTokenModel = redisHelper.StringGet<Model.VideoTokenModel>("VideoToken");
                if (_VideoTokenModel.expireTime > DateTime.Now)
                {
                    return _VideoTokenModel.accessToken;
                }
            }

            Dictionary<string, string> _Dictionary = new Dictionary<string, string>();
            _Dictionary.Add("appKey", AppKey);
            _Dictionary.Add("appSecret", Secret);

            string Parameter = PayHelper.paramsToString(_Dictionary);
            string Result = HttpUtil.HttpUrlPost(Parameter, ReqUrl + "/api/lapp/token/get");
            JObject _JObject = JObject.Parse(Result);
            if (_JObject["code"].ToString() == "200")
            {
                Model.VideoTokenModel _VideoTokenModel = new Model.VideoTokenModel();
                _VideoTokenModel.accessToken = _JObject["data"]["accessToken"].ToString();
                _VideoTokenModel.expireTime = CommonHelper.TicksToDate(_JObject["data"]["expireTime"].ToString());

                redisHelper.StringSet<Model.VideoTokenModel>("VideoToken", _VideoTokenModel);
                //设置超时时间
                //redisHelper.KeyExpire("VideoToken", new TimeSpan(7 * 24, 0, 0));
            }

            return VideoToken;
        }
    }
}