protected override async Task ExecuteAsync(CancellationToken cancellationToken)
{
while (!cancellationToken.IsCancellationRequested)
{
try
{
AcquisitionUnit unit = new AcquisitionUnit();
unit.Result = EnumAcquisitionUnit.SUCCESS;
dbStorage.SaveAcquisitionUnit(unit);
List <string> list = new List <string> {
@"https://wx.5i5j.com/xiaoqu/o3/",
@"https://wx.5i5j.com/xiaoqu/o3n2/"
};
list.ForEach(item =>
{
Process(item, unit);
});
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
await Task.Delay(1000 * 60 * 30);
}
}
public bool SaveAcquisitionUnit(AcquisitionUnit entity)
{
using (var db = new efContext())
{
db.AcquisitionUnit.Add(entity);
return(db.SaveChanges() > 0);
}
}
private void Process(string html, AcquisitionUnit unit)
{
HtmlWeb web = new HtmlWeb();
web.CaptureRedirect = false;
web.UserAgent = "Mozilla/5.0 (Windows NT 6.2; WOW64; rv:19.0) Gecko/20100101 Firefox/19.0";
var htmlDoc = web.Load(html);
Community community = new Community();
var houseNodes = htmlDoc.QuerySelectorAll("div.listCon");
foreach (var item in houseNodes)
{
community = new Community();
community.Name = item.QuerySelector("h3 > a").InnerText;
community.Price = int.Parse(item.QuerySelector("div > div > p.redC > strong").InnerText);
var SellingCountStr = item.QuerySelector("div > div > a > p.num > span").InnerText;
if (SellingCountStr.Contains('\r'))
{
SellingCountStr = SellingCountStr.Trim('\r');
}
if (SellingCountStr.Contains('\n'))
{
SellingCountStr = SellingCountStr.Trim('\n');
}
if (int.TryParse(SellingCountStr.Trim(), out int tempSellingCount))
{
community.SellingCount = tempSellingCount;
}
int countIndex = item.QuerySelector("div.listCon > div > p.xqzs.clear > span").InnerText.IndexOf("\u5957");
if (countIndex != -1)
{
community.SelledOutLastMonth = int.Parse(item.QuerySelector("div.listCon > div > p.xqzs.clear > span").InnerText.Substring(10, countIndex - 10 - 6));
}
int rentCountIndex = item.QuerySelector("div > p.xqzs.clear > span:nth-child(4) > a").InnerText.IndexOf("\u5957");
if (rentCountIndex != -1)
{
community.RentingCount = int.Parse(item.QuerySelector("div > p.xqzs.clear > span:nth-child(4) > a").InnerText.Substring(0, rentCountIndex - 0 - 6));
}
community.UnitId = unit.Id;
dbStorage.SaveCommunity(community);
}
}
