private void SetupFacets <T, TU>(EsRootObjectBase <T> results, SearchResultBase <TU> searchResult)
{
Dictionary <string, Aggregation> facets = results.Aggregations;
if (facets?.Any() == true)
{
searchResult.Facets = facets.Select(f => new FacetEntry
{
Key = f.Key,
Count = f.Value.Facets.Length,
Hits = f.Value.Facets.Select(i => new FacetHit
{
Key = i.Key,
Count = i.Count
}).ToArray()
}).ToArray();
}
}
public IAsyncOperation<SearchResultBase> SearchBrief(string keyword)
{
if (keyword == null || keyword?.Length == 0)
throw new ArgumentException("搜索内容不能为空");
return Run(async token =>
{
try
{
LogService.DebugWrite($"Search key {keyword} briefly", nameof(WebApi));
var gettask = HttpHelper.GetAsync($"http://www.xiami.com/ajax/search-index?key={System.Net.WebUtility.UrlEncode(keyword.Replace(' ','+'))}&_={ParamHelper.GetTimestamp()}");
token.Register(() => gettask.Cancel());
var content = await gettask;
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(content);
var categories = doc.DocumentNode.SelectNodes(".//tr");
List<ArtistModel> ams = null;
List<AlbumModel> abms = null;
List<SongModel> sms = null;
foreach (var item in categories)
{
var lis = item.Descendants("li");
switch(item.Descendant("h3")?.InnerText)
{
case "歌曲":
sms = lis.Select((node) =>
{
var linknode = node.Element("a");
var linkt = linknode.GetAttributeValue("href", "/0?");
var song = SongModel.GetNew(ParseXiamiID(linkt));
song.TrackArtist = linknode.LastChild.InnerHtml;
song.NameHtml = linknode.InnerHtml.Substring(0, linknode.InnerHtml.IndexOf("- <span>"));
//System.Diagnostics.Debugger.Break();
return song;
}).ToList();
break;
case "专辑":
abms = lis.Select((node) =>
{
var linknode = node.Element("a");
var linkt = linknode.GetAttributeValue("href", "/0?");
var album = AlbumModel.GetNew(ParseXiamiID(linkt));
if (album.Art.Host == "")
{
var art = linknode.Descendant("img").GetAttributeValue("src", AlbumModel.LargeDefaultUri);
album.Art = new Uri(art.Replace("_3", "_2"));
album.ArtFull = new Uri(art.Replace("_3", ""));
}
var snode = linknode.Descendant("strong");
album.NameHtml = snode.InnerHtml;
album.ArtistHtml = snode.ParentNode.ChildNodes.Last().InnerHtml.Trim();
return album;
}).ToList();
break;
case "艺人":
ams = lis.Select((node) =>
{
var linknode = node.Element("a");
var linkt = linknode.GetAttributeValue("href", "/0?");
var artist = ArtistModel.GetNew(ParseXiamiID(linkt));
artist.Art = new Uri(linknode.Descendant("img").GetAttributeValue("src", ArtistModel.LargeDefaultUri));
artist.NameHtml = linknode.Descendant("strong").InnerHtml;
return artist;
}).ToList();
break;
default:
break;
}
}
SearchResultBase result = new SearchResultBase() { Songs = sms, Artists = ams, Albums = abms };
LogService.DebugWrite($"Finish Searching {keyword}", nameof(WebApi));
return result;
}
catch (Exception e)
{
LogService.ErrorWrite(e, nameof(WebApi));
throw e;
}
});
}
