private Good GetGood(string source)
{
try
{
if (string.IsNullOrEmpty(source))
{
return(null);
}
//AngleSharp貌似是不支持中文 有乱码啊
Good good = new Good();
angleSharpHelper.Init(source);
//大部分是使用h1标签做为商品标题
////如果h1没有找到，用name去找
//忽略大小写
var goodNameElement = angleSharpHelper.CSSQueryRange("h1", "[class~=name i]", "[id~=name i]");
//评价数/销量
//Func<AngleSharp.Dom.IElement, bool> predicate = x => x.ClassName.ToLower().Contains("comment") || x.ClassName.ToLower().Contains("pinglun");
var salesElement = angleSharpHelper.CSSQueryRange("[class~=comment i]", "[id~=pinglun i]", "[class~=pinglun i]");
//价格
var priceElement = angleSharpHelper.CSSQueryRange("[class~=price i]", "[id~=price i]");
//商品详情一般会包含detail
var goodDetailElement = angleSharpHelper.CSSQueryRange("[id~=detail i]", "[class~=detail i]");
//评论列表
//这里一般需要执行动态请求
//用抓包工具分析一下就出来的，一般返回json数据
//由于和评论数一样 都是用的comment
//这里需要定制抓取 就不做实现了
good.Name = goodNameElement?.TextContent;
good.Sales = RegexUtil.ExtractDigit(salesElement?.TextContent);
good.Price = RegexUtil.ExtractDigit(priceElement?.TextContent);
good.DetailContent = goodDetailElement?.TextContent;
good.DetailImageList = goodDetailElement?.QuerySelectorAll("img").Select(x => x.Attributes["src"]?.Value).ToList();
return(good);
}
catch
{
return(null);
}
}