public bool TryGetStockSummary(string ticker, Exchange?exchange, AssetClass assetType, out Stock asset, out string errorMessage)
{
//https://api.nasdaq.com/api/quote/TQQQ/info?assetclass=etf
//https://api.nasdaq.com/api/quote/AAPL/info?assetclass=stocks
bool ok = NasdaqApiCaller.GetStockSummary(ticker, exchange, assetType, out HttpStatusCode statusCode, out NasdaqResponse nasdaqResponse, out string jsonResponse, out errorMessage);
throw new NotImplementedException();
}
public bool TryGetFinancialData(string ticker, Exchange?exchange, out FinancialStatements financialData, out string errorMessage)
{
//Example
//https://api.nasdaq.com/api/company/AAPL/financials?frequency=1
bool ok = NasdaqApiCaller.GetFinancialData(ticker, out string jsonResponse, out errorMessage);
dynamic rawdata = JsonConvert.DeserializeObject(jsonResponse);
throw new NotImplementedException();
}
public bool TryGetOptionsChain(string ticker, Exchange?exchange, out OptionsChain optionChain, out string errorMessage)
{
DateTime from = new DateTime(DateTime.Now.Year, DateTime.Now.Month, 1);
DateTime to = new DateTime(DateTime.Now.Year, DateTime.Now.Month, GetLastDay(DateTime.Now.Month)).AddYears(3);
bool ok = NasdaqApiCaller.GetOptionChain(ticker, from, to, out string jsonResponse, out errorMessage);
optionChain = new OptionsChain();
NasdaqResponse nasdaqResponse = JsonConvert.DeserializeObject <NasdaqResponse>(jsonResponse);
foreach (var optionRow in nasdaqResponse.Data.OptionChainList.Rows)
{
if (optionRow.Call != null)
{
var call = optionRow.Call;
Option o = new Option(OptionClass.Call, call.Symbol)
{
LastPrice = call.Last.ToNullableDecimal(),
Strike = call.Strike.ToDouble(-1),
ExpirationDate = call.ExpiryDate.ToDateTime(),
};
o.LastPrice = call.Last.ToNullableDecimal();
o.Change = call.Change.ToNullableDouble();
o.Bid = call.Bid.ToNullableDouble();
o.Ask = call.Ask.ToNullableDouble();
o.Volume = call.Volume.ToNullableInt();
o.OpenInterest = call.Openinterest.ToNullableInt();
optionChain.Add(o);
}
if (optionRow.Put != null)
{
var put = optionRow.Put;
Option o = new Option(OptionClass.Put, put.Symbol)
{
LastPrice = put.Last.ToNullableDecimal(),
Strike = put.Strike.ToDouble(-1),
ExpirationDate = put.ExpiryDate.ToDateTime(),
};
o.LastPrice = put.Last.ToNullableDecimal();
o.Change = put.Change.ToNullableDouble();
o.Bid = put.Bid.ToNullableDouble();
o.Ask = put.Ask.ToNullableDouble();
o.Volume = put.Volume.ToNullableInt();
o.OpenInterest = put.Openinterest.ToNullableInt();
optionChain.Add(o);
}
}
errorMessage = "ok";
return(true);
}
public bool TryGetLastPrice(string ticker, Exchange?exchange, AssetClass assetType, out HistoricalPrice lastPrice, out string message)
{
//https://api.nasdaq.com/api/quote/TQQQ/info?assetclass=etf
//https://api.nasdaq.com/api/quote/AAPL/info?assetclass=stocks
bool ok = NasdaqApiCaller.GetStockSummary(ticker, exchange, assetType, out HttpStatusCode statusCode, out NasdaqResponse nasdaqResponse, out string jsonResponse, out message);
if (statusCode == HttpStatusCode.OK)
{
if (nasdaqResponse.Status.Code == 200)
{
string temp = nasdaqResponse.Data.PrimaryData.LastSalePriceAsString;
lastPrice = new HistoricalPrice();
lastPrice.Close = decimal.Parse(temp.Substring(1), ConvertionsExtensions.EnUs_CultureInfo);
temp = nasdaqResponse.Data.PrimaryData.LastTradeTimestampAsString;
lastPrice.Date = ParseDateTime(temp);
/*
* temp = rawdata.data.keyStats.Volume.value.ToString();
* lastPrice.Volume = int.Parse(temp, NumberStyles.Integer | NumberStyles.AllowThousands, enUsCultureInfo);
* temp = rawdata.data.keyStats.PreviousClose.value.ToString();
* lastPrice.PreviousClose = decimal.Parse(temp.Substring(1), enUsCultureInfo);
*/
return(true);
}
else if (nasdaqResponse.Status.Code == 400 && nasdaqResponse.Status.CodeMessage.Count > 0)
{
lastPrice = null;
var nasdaqMessage = nasdaqResponse.Status.CodeMessage[0];
message = $"{nasdaqMessage.ErrorMessage} (Code={nasdaqMessage.Code})";
return(false);
}
}
lastPrice = null;
return(false);
}
public bool TryGetHistoricalPrices(string ticker, Exchange?exchange, DateTime?from, DateTime?to, PriceInterval interval, out PriceList prices, out string errorMessage)
{
//https://api.nasdaq.com/api/quote/AAPL/chart?assetclass=stocks&fromdate=2010-04-15&todate=2020-04-15
if (from.HasValue == false)
{
from = DateTime.Now;
}
if (to.HasValue == false)
{
to = DateTime.Now;
}
bool ok = NasdaqApiCaller.GetPrices(ticker, exchange, from.Value, to.Value, interval, out HttpStatusCode statusCode, out NasdaqResponse nasdaqResponse, out string jsonResponse, out errorMessage);
prices = new PriceList();
foreach (var nasdaqPrice in nasdaqResponse.Data.Prices)
{
HistoricalPrice price = new HistoricalPrice();
price.Close = nasdaqPrice.Price;
prices.Add(price);
}
return(true);
}