public async Task <RecommendedVideoStored> GetAndUpdateRecommendedVideos(ChannelVideoListItem v)
{
var rv = await RecommendedVideosCollection.Get(v.VideoId);
var age = RecommendedRefreshAge(v);
var needsUpdate = rv == null || Expired(rv.Updated, age);
if (!needsUpdate)
{
return(rv);
}
if (rv == null)
{
rv = new RecommendedVideoStored {
VideoId = v.VideoId, VideoTitle = v.VideoTitle, Updated = DateTime.UtcNow
}
}
;
var created = await Yt.GetRelatedVideos(v.VideoId);
rv.Recommended.Add(new RecommendedVideos {
Updated = DateTime.UtcNow, Top = RCfg.Related, Recommended = created
});
rv.Updated = DateTime.UtcNow;
await RecommendedVideosCollection.Set(rv);
return(rv);
}
TimeSpan VideoRefreshAge(ChannelVideoListItem v)
{
if (Expired(v.PublishedAt, RCfg.VideoDead))
{
return(TimeSpan.MaxValue);
}
return(Expired(v.PublishedAt, RCfg.VideoOld) ? RCfg.RefreshOldVideos : RCfg.RefreshYoungVideos);
}
public async Task <RecommendedVideoStored> GetAndUpdateRecommendedVideos(ChannelVideoListItem v)
{
var rv = await RecommendedVideosCollection.Get(v.VideoId);
if (Expired(v.PublishedAt, RCfg.VideoDead))
{
return(rv);
}
//var mostRecent = rv?.Recommended.OrderByDescending(r => r.Updated).FirstOrDefault();
var needsUpdate = rv == null || Expired(rv.Updated, RCfg.RefreshRelatedVideos);
if (!needsUpdate)
{
return(rv);
}
if (rv == null)
{
rv = new RecommendedVideoStored {
VideoId = v.VideoId, VideoTitle = v.VideoTitle, Updated = DateTime.UtcNow
}
}
;
var created = await Yt.GetRelatedVideos(v.VideoId);
rv.Recommended.Add(new RecommendedVideos {
Updated = DateTime.UtcNow, Top = RCfg.Related, Recommended = created
});
rv.Updated = DateTime.UtcNow;
await RecommendedVideosCollection.Set(rv);
return(rv);
}
YoutubeClient ytScaper = new YoutubeClient();
TimeSpan RecommendedRefreshAge(ChannelVideoListItem v) => Expired(v.PublishedAt, RCfg.VideoDead) ? TimeSpan.MaxValue : Expired(v.PublishedAt, RCfg.VideoOld) ? RCfg.RefreshOldRecommendedVideos : RCfg.RefreshYoungRecommendedVideos;
public bool VideoDead(ChannelVideoListItem v) => Expired(v.PublishedAt, RCfg.VideoDead);
