public string AddSongComment([FromBody] object json)
        {
            JObject j = JObject.Parse(json.ToString());
            //获取评论内容
            string      sid     = j["sid"].ToString();
            string      pid     = j["pid"].ToString();
            string      content = j["content"].ToString();
            string      from    = j["from"].ToString();
            string      to      = j["to"].ToString();
            SongComment c       = new SongComment();

            if (sid != "")
            {
                c.SC_Song = int.Parse(sid);
            }
            else
            {
                return("参数不完整");
            }
            if (pid != "")
            {
                c.SC_Pid = int.Parse(pid);
            }
            if (content != "")
            {
                c.SC_Content = content;
            }
            else
            {
                return("参数不完整");
            }
            if (from != "")
            {
                c.SC_From_User = int.Parse(from);
            }
            else
            {
                return("参数不完整");
            }
            if (to != "")
            {
                c.SC_To_User = int.Parse(to);
            }
            else
            {
                c.SC_To_User = int.Parse(from);
            }
            c.SC_UpTime = DateTime.Now;
            return(SongCommentService.AddSongComment(c));
        }
        public List <CommModel> GetSongComment(int id)
        {
            var comm = SongCommentService.SelCommentBySongID(id);

            return(comm);
        }