/// <summary>
        /// Gets the newest video information from the channel.
        /// </summary>
        /// <param name="channelId">Username or channel id.</param>
        /// <returns>Newest video information.</returns>
        public async Task <YtLocalFavChannelList> GetYtChannelVideoList(string channelId)
        {
            YtLocalFavChannelList videoList = new YtLocalFavChannelList();
            string webResp;

            using (var httpClient = new HttpClient())
            {
                webResp = await httpClient.GetStringAsync(YtApiWebQueryTemplates.GetChannelVideoListQuery(YtApiWebQueryTemplates.GetYoutubeApiKey(), channelId));
            }

            JObject        googleSearch = JObject.Parse(webResp);
            IList <JToken> results      = googleSearch["items"].Children().ToList();

            videoList.channelId    = channelId;
            videoList.channelTitle = results[0]["snippet"]["channelTitle"].ToString();
            videoList.videoTitle   = results[0]["snippet"]["title"].ToString();
            videoList.videoId      = results[0]["id"]["videoId"].ToString();
            videoList.imagePath    = results[0]["snippet"]["thumbnails"]["default"]["url"].ToString();

            DateTime pubTime = DateTime.Parse(results[0]["snippet"]["publishedAt"].ToString(), null, System.Globalization.DateTimeStyles.RoundtripKind);

            videoList.publishedAt = $"{pubTime.Date.DayOfWeek}, {pubTime.Date.Day}.{pubTime.Date.Month}.{pubTime.Date.Year} at {pubTime.TimeOfDay.ToString()}";

            return(videoList);
        }
        /// <summary>
        /// Gets the channel information by username or channel ID.
        /// </summary>
        /// <param name="username">Username or channel id.</param>
        /// <returns>Channel information (YtChannelInfo)</returns>
        public async Task <YtChannelInfo> GetYtChannelInfoByUser(string username)
        {
            YtChannelInfo channelInfo = new YtChannelInfo();
            string        webResp;

            using (var httpClient = new HttpClient())
            {
                webResp = await httpClient.GetStringAsync(YtApiWebQueryTemplates.GetChannelInfoQuery(YtApiWebQueryTemplates.GetYoutubeApiKey(), username));
            }

            JObject        googleSearch = JObject.Parse(webResp);
            IList <JToken> results      = googleSearch["items"].Children().ToList();

            channelInfo.etag = results[0]["etag"].ToString();
            channelInfo.kind = results[0]["kind"].ToString();
            channelInfo.id   = results[0]["id"].ToString();

            return(channelInfo);
        }