/// <summary>
        /// 把永久图文转成自动应答图文(公众号自动回复)
        /// </summary>
        /// <param name="autoKeyword"></param>
        /// <returns></returns>
        public async Task <List <PubNewsArticle> > GetResponseWxNews(WxAutoKeywordShow autoKeyword)
        {
            var lstArt     = new List <PubNewsArticle>();
            var lstNewDets = await repo.QueryAsync <WxNewsDetailShow>(x => x.IsDel == 0 && x.MediaId == autoKeyword.MediaId);

            foreach (var det in lstNewDets)
            {
                var temp = new PubNewsArticle();
                temp.Title       = det.Title;
                temp.Description = det.Digest;
                temp.PicUrl      = det.ThumbUrl;
                temp.Url         = det.WxUrl;
                lstArt.Add(temp);
            }

            return(lstArt);
        }
        /// <summary>
        /// GzhMarket后台文章 转化成 微信图文(公众号自动回复)
        /// </summary>
        /// <param name="autoKeyword"></param>
        /// <param name="lstIds"></param>
        /// <returns></returns>
        public async Task <List <PubNewsArticle> > GetResponseBackNews(WxAutoKeywordShow autoKeyword, List <long> lstIds)
        {
            // 微信图文列表
            var lstWxArts = new List <PubNewsArticle>();
            // 选定的GzhMarket后台图文列表
            var lstArticles = await repo.QueryAsync <WxBackNewsShow>(x => x.IsDel == 0 && lstIds.Contains(x.Id));

            if (autoKeyword.SendType == 0)
            {
                // 多图文随机推送一篇
                var randArt = ComHelper.GetRandomVal(lstArticles);
                lstArticles = new List <WxBackNewsShow> {
                    randArt
                };
            }

            // 后台图文转微信图文
            foreach (var art in lstArticles)
            {
                var news = new PubNewsArticle();
                news.Title       = art.Name;
                news.Description = art.SecondName;
                // 图片路径
                if (!string.IsNullOrEmpty(art.ImgUrlVir))
                {
                    news.PicUrl = ComHelper.UpdImgAbsPath(WebRoot, art.ImgUrlVir);
                }

                // 网址
                if (!string.IsNullOrEmpty(art.ArticleUrl))
                {
                    news.Url = art.ArticleUrl;
                    if (art.ArticleUrl.StartsWith("~/"))
                    {
                        news.Url = ComHelper.UpdImgAbsPath(WebRoot, art.ArticleUrl);
                    }
                }

                lstWxArts.Add(news);
            }

            return(lstWxArts);
        }