protected virtual bool GetForecastFor(WalletInvestorDataItem item, WalletInvestorPortalHelper helper)
{
PortalClient wc = new PortalClient(helper.Chromium);
byte[] data = wc.DownloadData(string.Format("https://walletinvestor.com/forecast?currency={0}", item.Name));
if (data == null)
{
return(false);
}
HtmlAgilityPack.HtmlDocument doc = new HtmlAgilityPack.HtmlDocument();
doc.Load(new MemoryStream(data));
HtmlNode node = doc.DocumentNode.Descendants().FirstOrDefault(n => n.GetAttributeValue("class", "") == "currency-desktop-table kv-grid-table table table-hover table-bordered table-striped table-condensed");
if (node == null)
{
return(false);
}
HtmlNode body = node.Element("tbody");
List <HtmlNode> rows = body.Descendants().Where(n => n.GetAttributeValue("data-key", "") != "").ToList();
if (rows.Count == 0)
{
return(false);
}
for (int ri = 0; ri < rows.Count; ri++)
{
HtmlNode row = rows[ri];
HtmlNode name = row.Descendants().FirstOrDefault(n => n.GetAttributeValue("data-col-seq", "") == "0");
HtmlNode forecast14 = row.Descendants().FirstOrDefault(n => n.GetAttributeValue("data-col-seq", "") == "1");
HtmlNode forecast3Month = row.Descendants().FirstOrDefault(n => n.GetAttributeValue("data-col-seq", "") == "2");
try {
string nameText = name.Descendants().FirstOrDefault(n => n.GetAttributeValue("class", "") == "detail").InnerText.Trim();
if (item.Name != nameText)
{
continue;
}
item.Forecast14Day = Convert.ToDouble(CorrectString(forecast14.Element("a").InnerText));
item.Forecast3Month = Convert.ToDouble(CorrectString(forecast3Month.Element("a").InnerText));
if (item.Forecast14Day < Settings.Min14DayChange || item.Forecast3Month < Settings.Min3MonthChange)
{
return(true);
}
Get7DayForecastFor(item, name.Element("a").GetAttributeValue("href", ""), helper);
return(true);
}
catch (Exception) {
continue;
}
}
return(false);
}
private void DownloadDetailedForecast(string coin)
{
PortalClient wc = new PortalClient();
byte[] data = wc.DownloadData(string.Format("https://walletinvestor.com/forecast?currency={0}", coin));
if (data == null)
{
return;
}
HtmlAgilityPack.HtmlDocument doc = new HtmlAgilityPack.HtmlDocument();
doc.Load(new MemoryStream(data));
HtmlNode node = doc.DocumentNode.Descendants().FirstOrDefault(n => n.GetAttributeValue("class", "") == "currency-desktop-table kv-grid-table table table-hover table-bordered table-striped table-condensed");
if (node == null)
{
return;
}
HtmlNode body = node.Element("tbody");
List <HtmlNode> rows = body.Descendants().Where(n => n.GetAttributeValue("data-key", "") != "").ToList();
if (rows.Count == 0)
{
return;
}
foreach (HtmlNode row in rows)
{
HtmlNode name = row.Descendants().FirstOrDefault(n => n.GetAttributeValue("data-col-seq", "") == "0");
HtmlNode forecast14 = row.Descendants().FirstOrDefault(n => n.GetAttributeValue("data-col-seq", "") == "1");
HtmlNode forecast3Month = row.Descendants().FirstOrDefault(n => n.GetAttributeValue("data-col-seq", "") == "2");
try {
WalletInvestorDataItem item = new WalletInvestorDataItem()
{
Name = coin
};
string nameText = name.Descendants().FirstOrDefault(n => n.GetAttributeValue("class", "") == "detail").InnerText.Trim();
if (item.Name != nameText)
{
continue;
}
item.Description = name.InnerText.Remove(name.InnerText.Length - nameText.Length);
item.Forecast14Day = Convert.ToDouble(CorrectString(forecast14.Element("a").InnerText));
item.Forecast3Month = Convert.ToDouble(CorrectString(forecast3Month.Element("a").InnerText));
WiItems.Add(item);
}
catch (Exception) {
continue;
}
}
}
