private Tuple <double?, double?> Get7dAnd30dVariation(string symbol)
{
var kline7d = BinanceBusiness.GetKline7d(symbol);
var kline30d = BinanceBusiness.GetKline30d(symbol);
var variation7d = GetVariationFromKline(kline7d);
var variation30d = GetVariationFromKline(kline30d);
return(new Tuple <double?, double?>(variation7d, variation30d));
}
private Dictionary <int, TickerDataModel> GetAssetsCurrentValuesAndVariationFromBinanceTicker()
{
var ticker = BinanceBusiness.GetTicker24h();
var pairs = PairBusiness.ListPairs();
var usdtPairs = pairs.Where(p => p.QuoteAssetId == AssetUSDId);
var btcPairs = pairs.Where(p => !usdtPairs.Any(usdtPair => usdtPair.BaseAssetId == p.BaseAssetId) && p.QuoteAssetId == AssetBTCId);
var currentValues = new Dictionary <int, TickerDataModel>();
foreach (var usdtPair in usdtPairs)
{
var currentTicker = ticker.FirstOrDefault(t => t.Symbol == usdtPair.Symbol);
if (currentTicker != null)
{
currentValues.Add(usdtPair.BaseAssetId, new TickerDataModel()
{
CurrentValue = currentTicker.LastPrice,
Variation24Hours = currentTicker.PriceChangePercent / 100.0,
AskValue = currentTicker.AskPrice,
BidValue = currentTicker.BidPrice
});
}
}
foreach (var btcPair in btcPairs)
{
var currentTicker = ticker.FirstOrDefault(t => t.Symbol == btcPair.Symbol);
if (currentTicker != null && currentValues.ContainsKey(btcPair.QuoteAssetId))
{
currentValues.Add(btcPair.BaseAssetId, new TickerDataModel()
{
CurrentValue = currentTicker.LastPrice * currentValues[btcPair.QuoteAssetId].CurrentValue,
Variation24Hours = GetVariation24h(currentTicker.LastPrice, currentTicker.PriceChangePercent / 100.0, currentValues[btcPair.QuoteAssetId].CurrentValue, currentValues[btcPair.QuoteAssetId].Variation24Hours.Value),
AskValue = currentTicker.AskPrice * currentValues[btcPair.QuoteAssetId].AskValue,
BidValue = currentTicker.BidPrice * currentValues[btcPair.QuoteAssetId].BidValue
});
}
}
return(currentValues);
}
public TickerDataModel GetRealCurrentValue(int assetId)
{
TickerDataModel currentValue = null;
var pairs = PairBusiness.ListPairs(new int[] { assetId });
if (pairs.Any())
{
var usdQuote = pairs.FirstOrDefault(c => c.QuoteAssetId == AssetUSDId);
if (usdQuote != null)
{
var ticker = BinanceBusiness.GetTicker24h(usdQuote.Symbol);
if (ticker != null)
{
currentValue = new TickerDataModel()
{
AskValue = ticker.AskPrice,
BidValue = ticker.BidPrice,
CurrentValue = ticker.LastPrice,
Variation24Hours = ticker.PriceChangePercent / 100
};
}
}
else
{
var btcQuote = pairs.FirstOrDefault(c => c.QuoteAssetId == AssetBTCId);
if (btcQuote != null)
{
var btcPair = PairBusiness.ListPairs(new int[] { AssetBTCId }, new int[] { AssetUSDId }).FirstOrDefault();
if (btcPair != null)
{
var btcValue = BinanceBusiness.GetTicker24h(btcQuote.Symbol);
var btcPrice = BinanceBusiness.GetTicker24h(btcPair.Symbol);
if (btcPrice != null && btcValue != null)
{
currentValue = new TickerDataModel()
{
AskValue = btcValue.AskPrice * btcPrice.AskPrice,
BidValue = btcValue.BidPrice * btcPrice.BidPrice,
CurrentValue = btcValue.LastPrice * btcPrice.LastPrice,
Variation24Hours = AssetValueBusiness.GetVariation24h(btcValue.LastPrice, btcValue.PriceChangePercent / 100, btcPrice.LastPrice, btcPrice.PriceChangePercent / 100)
};
}
}
}
}
}
if (currentValue == null)
{
var assetCurrentValue = ListAllAssets(true, new int[] { assetId }).FirstOrDefault();
if (assetCurrentValue != null && assetCurrentValue.UpdateDate > Data.GetDateTimeNow().AddMinutes(-2))
{
currentValue = new TickerDataModel()
{
AskValue = assetCurrentValue.AskValue,
BidValue = assetCurrentValue.BidValue,
CurrentValue = assetCurrentValue.CurrentValue,
Variation24Hours = assetCurrentValue.Variation24Hours
}
}
;
}
return(currentValue);
}
}
