public static BinanceCandle Create(string[] data, bool isRevert, int digits)
{
if (data.Length < 5)
{
throw new Exception($"Cannot parse data:{JsonConvert.SerializeObject(data)} ");
}
var ts = long.Parse(data[0]);
var candle = new BinanceCandle()
{
DateTime = ts.UnixTimeToDateTime(),
Open = double.Parse(data[1]),
High = double.Parse(data[2]),
Low = double.Parse(data[3]),
Close = double.Parse(data[4])
};
if (isRevert)
{
candle.Open = Math.Round(1 / candle.Open, digits);
candle.Close = Math.Round(1 / candle.Close, digits);
var low = Math.Round(1 / candle.High, digits);
var high = Math.Round(1 / candle.Low, digits);
candle.High = high;
candle.Low = low;
}
return(candle);
}
public static async Task <List <BinanceCandle> > GetCandles(string symbol, int limit, string interval,
long endtime, bool isRevert, int digit)
{
var url = "https://api.binance.com/api/v3/klines";
if (endtime > 0)
{
url += $"?symbol={symbol}&limit={limit}&interval={interval}&endTime={endtime}";
}
else
{
url += $"?symbol={symbol}&limit={limit}&interval={interval}";
}
//Console.WriteLine(url);
var json = await _http.GetStringAsync(url);
var data = JsonConvert.DeserializeObject <string[][]>(json);
return(data.Select(e => BinanceCandle.Create(e, isRevert, digit)).ToList());
//https://api.binance.com/api/v3/klines?symbol=BTCUSD&limit=10&interval=1m
//https://api.binance.com/api/v3/klines?symbol=BTCBUSD&limit=2&interval=1m&endTime=1629381839999
}