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29 lines
551 B
Go
29 lines
551 B
Go
package bollmaker
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import "github.com/c9s/bbgo/pkg/indicator"
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type PriceTrend string
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const (
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NeutralTrend PriceTrend = "neutral"
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UpTrend PriceTrend = "upTrend"
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DownTrend PriceTrend = "downTrend"
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UnknownTrend PriceTrend = "unknown"
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)
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func detectPriceTrend(inc *indicator.BOLLStream, price float64) PriceTrend {
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if inBetween(price, inc.DownBand.Last(0), inc.UpBand.Last(0)) {
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return NeutralTrend
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}
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if price < inc.DownBand.Last(0) {
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return DownTrend
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}
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if price > inc.UpBand.Last(0) {
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return UpTrend
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}
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return UnknownTrend
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}
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