private void DoUpdateMarketPrices(object aState)
{
try
{
var lChanged = new ConcurrentBag <string>();
using (var lClient = new PoloniexClient())
{
var lMarketsData = lClient.GetTickerMarkets();
if (!lMarketsData.Success)
{
throw new Exception("Unable to get updated market prices info");
}
Parallel.ForEach(lMarketsData.Data, (lMarketData) =>
{
string lMarketPairID = lMarketData.Key;
MarketPriceInfo lRemoteMarketPrice = new MarketPriceInfo
{
Last = lMarketData.Value.last,
Bid = lMarketData.Value.highestBid,
Ask = lMarketData.Value.lowestAsk
};
if ((FMarketPrices.TryGetValue(lMarketPairID, out MarketPriceInfo lPrice) && lPrice != lRemoteMarketPrice) || lPrice == null)
{
FMarketPrices.AddOrUpdate(lMarketPairID, lRemoteMarketPrice, (key, oldValue) => lRemoteMarketPrice);
lChanged.Add(lMarketPairID);
}
});
}