public async Task UpdateSuccesses()
{
var oldData = Successes;
var newData = await GetSuccesses();
if (oldData.Count > 0)
{
SetComparisonData(oldData, newData);
}
Successes = newData;
dataProvider.Save(Successes);
}
private void SetComparisonData(Successes old, Successes current)
{
foreach (var player in current)
{
var last = old.Find(x => x.Id == player.Id);
player.IsNew = last == null;
if (last != null)
{
player.MileageIncrease = player.TotalMileage - last.TotalMileage;
}
}
}
private async Task <Successes> GetSuccesses()
{
var result = new Successes()
{
DateTime = DateTime.Now
};
int progressTotalPages = 0;
ChangeProgress(new Progress(0, 0, result.Count));
for (int p = 1; ; p++)
{
ChangeProgress(new Progress(p - 1, progressTotalPages, result.Count));
string html = await NetworkClient.DownloadstringAsync("http://klavogonki.ru/top/success/468/" + p.ToString());
HtmlDocument doc = new HtmlDocument();
doc.LoadHtml(html);
var _table = doc.DocumentNode.SelectSingleNode("//div[@id='toplist'] | //dl[@id='toplist']");
HtmlNodeCollection players = _table.SelectNodes(".//tr[@class='other']");
if (players == null)
{
break;
}
if (progressTotalPages == 0)
{
var lastPageNode = doc.DocumentNode.SelectSingleNode("//div[@class='pages']/span[last()]");
if (lastPageNode != null)
{
progressTotalPages = int.Parse(lastPageNode.InnerText);
}
}
foreach (var plNode in players) //30 штук
{
var posNode = plNode.SelectSingleNode("td[@class='pos']");
var nameNode = plNode.SelectSingleNode("td[@class='name']/a");
var progressNode = plNode.SelectSingleNode("td[@class='highlight']/strong"); // словарь
var avgSpeedNode = plNode.SelectSingleNode("td[5]");
var mileageNode = plNode.SelectSingleNode("td[6]");
Success success = new Success
{
Place = int.Parse(posNode.InnerText.Replace(".", "")),
Id = int.Parse(Regex.Match(nameNode.Attributes["onmouseover"].Value, "\\d+").Value),
Nick = nameNode.InnerText.Trim(),
Progress = int.Parse(progressNode.InnerText),
AvgSpeed = int.Parse(Regex.Match(avgSpeedNode.InnerText, "\\d+").Value),
TotalMileage = int.Parse(Regex.Match(mileageNode.InnerText, "\\d+").Value)
};
result.Add(success);
}
if (!html.Contains("\">следующая</a>"))
{
break;
}
}
ChangeProgress(new Progress(progressTotalPages, progressTotalPages, result.Count));
return(result);
}
public SuccessService()
{
Successes = dataProvider.Read();
}