public async Task <Rec[]> GetRecs2(ILogger log, HtmlDocument html, string videoId)
{
var jInit = await GetClientObjectFromWatchPage(log, html, videoId, "ytInitialData");
var resultsSel = "$.contents.twoColumnWatchNextResults.secondaryResults.secondaryResults.results";
var jResults = (JArray)jInit.SelectToken(resultsSel) ?? throw new InvalidOperationException($"can't find {resultsSel}");
var recs = jResults
.OfType <JObject>()
.Select(j => j.SelectToken("compactAutoplayRenderer.contents[0].compactVideoRenderer") ?? j.SelectToken("compactVideoRenderer"))
.Where(j => j != null)
.Select((j, i) => {
var viewText = (j.SelectToken("viewCountText.simpleText") ?? j.SelectToken("viewCountText.runs[0].text"))?.Value <string>();
return(new Rec {
ToVideoId = j.Value <string>("videoId"),
ToVideoTitle = j["title"]?.Value <string>("simpleText") ?? j.SelectToken("title.runs[0].text")?.Value <string>(),
ToChannelId = j.Value <string>("channelId") ?? j.SelectToken("longBylineText.runs[0].navigationEndpoint.browseEndpoint.browseId")?.Value <string>(),
ToChannelTitle = j.SelectToken("longBylineText.runs[0].text")?.Value <string>(),
Rank = i + 1,
Source = ScrapeSource.Web,
ToViews = ChromeScraper.ParseViews(viewText),
ToUploadDate = ChromeScraper.ParseAgo(DateTime.UtcNow, j.SelectToken("publishedTimeText.simpleText")?.Value <string>()),
ForYou = ChromeScraper.ParseForYou(viewText)
});
}).ToArray();
return(recs);
}
public Rec[] GetRecs2(HtmlDocument html)
{
var scripts = html.QueryElements("script")
.SelectMany(s => s.Children.OfType <HtmlText>()).Select(h => h.Content);
var windowObjects = scripts
.SelectMany(t => WindowObjectsRe.Matches(t))
.ToDictionary(m => m.Groups["name"].Value, m => m.Groups["json"].Value);
var initData = windowObjects.TryGet("ytInitialData") ?? throw new InvalidOperationException("can't find ytInitialData data script");
var jInit = JObject.Parse(initData);
var resultsSel = "$.contents.twoColumnWatchNextResults.secondaryResults.secondaryResults.results";
var jResults = (JArray)jInit.SelectToken(resultsSel) ?? throw new InvalidOperationException($"can't find {resultsSel}");
var recs = jResults
.OfType <JObject>()
.Select(j => j.SelectToken("compactAutoplayRenderer.contents[0].compactVideoRenderer") ?? j.SelectToken("compactVideoRenderer"))
.Where(j => j != null)
.Select((j, i) => {
var viewText = (j.SelectToken("viewCountText.simpleText") ?? j.SelectToken("viewCountText.runs[0].text"))?.Value <string>();
return(new Rec {
ToVideoId = j.Value <string>("videoId"),
ToVideoTitle = j["title"]?.Value <string>("simpleText") ?? j.SelectToken("title.runs[0].text")?.Value <string>(),
ToChannelId = j.Value <string>("channelId"),
ToChannelTitle = j.SelectToken("longBylineText.runs[0].text")?.Value <string>(),
Rank = i + 1,
Source = ScrapeSource.Web,
ToViews = ChromeScraper.ParseViews(viewText),
ToUploadDate = ChromeScraper.ParseAgo(DateTime.UtcNow, j.SelectToken("publishedTimeText.simpleText")?.Value <string>()),
ForYou = ChromeScraper.ParseForYou(viewText)
});
}).ToArray();
return(recs);
}
