public async Task GetVideoRateCountNetAsync()
        {
            var res = await YouTubeSite.GetVideoRateCountNetAsync(new List <string> {
                "lHgIpxQac3w", "-wA6Qj4oF2E"
            }).ConfigureAwait(false);

            Assert.IsTrue(res.Count == 2);
            var res1 = await YouTubeSite.GetVideoViewCountNetAsync("lHgIpxQac3w").ConfigureAwait(false);

            Assert.IsTrue(res[0].ViewCount == res1.ViewCount);
        }
        public static async Task SyncChannelRatesAsync(IChannel channel)
        {
            var ids = new List <string>();

            switch (channel.Site)
            {
            case SiteType.NotSet:
                ids = channel.ChannelItems.Select(x => x.ID).ToList();
                break;

            case SiteType.YouTube:
                ids = await db.GetChannelItemsIdListDbAsync(channel.ID, 0, 0).ConfigureAwait(false);

                break;
            }
            IEnumerable <List <string> > chanks = ids.SplitList();

            foreach (List <string> list in chanks)
            {
                List <StatisticPOCO> items = await YouTubeSite.GetVideoRateCountNetAsync(list);

                foreach (StatisticPOCO itemp in items.Where(itemp => itemp.Filled))
                {
                    await db.UpdateItemRateCount(itemp.VideoId, itemp);

                    IVideoItem item = channel.ChannelItems.FirstOrDefault(x => x.ID == itemp.VideoId);
                    if (item == null)
                    {
                        continue;
                    }
                    if (itemp.ViewCount != item.ViewCount)
                    {
                        item.ViewDiff = itemp.ViewCount - item.ViewCount;
                    }
                    item.ViewCount               = itemp.ViewCount;
                    item.LikeCount               = itemp.LikeCount;
                    item.DislikeCount            = itemp.DislikeCount;
                    item.Comments                = itemp.CommentCount;
                    channel.ChannelViewCount    += item.ViewCount;
                    channel.ChannelLikeCount    += item.LikeCount;
                    channel.ChannelDislikeCount += item.DislikeCount;
                    channel.ChannelCommentCount += item.Comments;
                }
            }
        }