protected void UpdateTickers()
{
Exchange ex = Exchange.Get(ExchangeType.Tinkoff);
if (!ex.Connect())
{
return;
}
if (!ex.IsInitialized)
{
ex.InitializedChanged += OnExchangeInitialized;
return;
}
if (WebTickers == null)
{
return;
}
try {
Tickers.Clear();
ex.Tickers.ForEach(t => {
TickerExchangeWebInfo nyse = WebTickers.Tickers.FirstOrDefault(n => (n.Exchange == "NYSE" || n.Exchange == "NASDAQ") && n.Ticker == t.Name);
if (nyse != null)
{
TickerExchangeWebInfo xetra = WebTickers.Tickers.FirstOrDefault(n => n.Exchange == "Xetra" && n.Ticker == t.Name);
TinkoffGapScannerInfo info = new TinkoffGapScannerInfo();
info.NyseTicker = nyse;
info.XetraTicker = xetra;
info.TinkoffTicker = (TinknoffInvestTicker)t;
Tickers.Add(info);
info.Updated += TickerUpdated;
}
});
}
catch (Exception) {
}
finally {
BeginInvoke(new MethodInvoker(() => {
this.gridControl1.DataSource = Tickers;
this.gridControl1.RefreshDataSource();
}));
}
}
private void TickerUpdated(object sender, EventArgs e)
{
TinkoffGapScannerInfo t = (TinkoffGapScannerInfo)sender;
if (t.LastGapPerc != t.GapPerc && t.GapPerc > 0.8)
{
t.LastGapPerc = t.GapPerc;
string text = string.Empty;
text += "<b>gap detected</b> " + t.Ticker + " (" + t.Name + ")";
text += "<pre> nyse cp: " + t.NyseClosePrice + "</pre>";
text += "<pre> nyse am: " + t.NyseAfterMarketPrice + "</pre>";
text += "<pre> xetra: " + t.XetraPrice + "</pre>";
text += "<pre> bid: " + t.TinkoffInvestCurrentBid + "</pre>";
text += "<pre> gap: " + t.Gap + "</pre>";
text += "<pre> gap %: " + t.GapPerc + "</pre>";
TelegramBot.Default.SendNotification(text);
}
BeginInvoke(new Action <TinkoffGapScannerInfo>(UpdateTicker), (TinkoffGapScannerInfo)sender);
}
void UpdateTicker(TinkoffGapScannerInfo t)
{
int rh = this.gridView1.GetRowHandle(Tickers.IndexOf(t));
this.gridView1.RefreshRow(rh);
}
