private IIndicatorResult GetInidcatorResult(Rule rule, List <Candle> candles)
{
// period is the minutes between when the crossing test should be performed
// tests on tradingview with bitcoin return best results using a 30 min space on a 5 min chart
decimal period = rule.Value.GetValueOrDefault(30);
if (candles.Count < 19 || (candles.Last().Timestamp.Minute != 0 && candles.Last().Timestamp.Minute % period != 0))
{
return new IndicatorResult
{
Message = $"IsCrossingOver - within period",
Result = false,
}
}
;
Candle lastCandle = candles.ElementAtOrDefault(candles.Count - 1);
Candle secondLastCandle = candles.ElementAtOrDefault(candles.Count - 2);
switch ((IndicatorRulesEnumerations.CrossingRulesEnum)rule.IndicatorRuleTypeId)
{
case IndicatorRulesEnumerations.CrossingRulesEnum.IsCrossingOver:
if (lastCandle.IsBullish() && secondLastCandle.IsBearish())
{
return(new IndicatorResult
{
Message = $"IsCrossingOver - true lastCandle.IsBullish() && secondLastCandle.IsBearish() {JsonConvert.SerializeObject(lastCandle)} && {JsonConvert.SerializeObject(secondLastCandle)}",
Result = true,
});
}
else
{
return(new IndicatorResult
{
Message = $"IsCrossingOver - false lastCandle.IsBullish() && secondLastCandle.IsBearish() {JsonConvert.SerializeObject(lastCandle)} && {JsonConvert.SerializeObject(secondLastCandle)}",
Result = false,
});
}
case IndicatorRulesEnumerations.CrossingRulesEnum.IsCrossingUnder:
// To check as having crossed under the last bar close is less than the last bar open
// and it was the opposite on the bar immediately preceding it.
if (lastCandle.IsBearish() && secondLastCandle.IsBullish())
{
return(new IndicatorResult
{
Message = $"IsCrossingUnder - true lastCandle.IsBearish() && secondLastCandle.IsBullish() {JsonConvert.SerializeObject(lastCandle)} && {JsonConvert.SerializeObject(secondLastCandle)}",
Result = true,
});
}
else
{
return(new IndicatorResult
{
Message = $"IsCrossingUnder - false lastCandle.IsBearish() && secondLastCandle.IsBullish() {JsonConvert.SerializeObject(lastCandle)} && {JsonConvert.SerializeObject(secondLastCandle)}",
Result = false,
});
}
default:
return(new IndicatorResult {
Message = "Error", Result = false
});
}
}