How To Calculate Ichimoku Cloud using Golang?

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package main

import (
	"fmt"
)

type IchimokuCloud struct {
	TenkanSen   float64
	KijunSen    float64
	SenkouSpanA float64
	SenkouSpanB float64
	ChikouSpan   float64
}

func CalculateIchimokuCloud(highPrices []float64, lowPrices []float64) IchimokuCloud {
	// Define period lengths
	tenkanSenPeriod := 9
	kijunSenPeriod := 26
	senkouSpanPeriod := 26
	chikouSpanPeriod := 26

	// Calculate Tenkan Sen
	tenkanSen := (calculateHighest(highPrices[:tenkanSenPeriod]) + calculateLowest(lowPrices[:tenkanSenPeriod])) / 2

	// Calculate Kijun Sen
	kijunSen := (calculateHighest(highPrices[:kijunSenPeriod]) + calculateLowest(lowPrices[:kijunSenPeriod])) / 2

	// Calculate Senkou Span A
	senkouSpanA := (tenkanSen + kijunSen) / 2

	// Calculate Senkou Span B
	senkouSpanB := (calculateHighest(highPrices[:senkouSpanPeriod]) + calculateLowest(lowPrices[:senkouSpanPeriod])) / 2

	// Calculate Chikou Span
	chikouSpan := calculateChikouSpan(highPrices, lowPrices, chikouSpanPeriod)

	return IchimokuCloud{
		TenkanSen:   tenkanSen,
		KijunSen:    kijunSen,
		SenkouSpanA: senkouSpanA,
		SenkouSpanB: senkouSpanB,
		ChikouSpan:  chikouSpan,
	}
}

func calculateHighest(prices []float64) float64 {
	highest := prices[0]
	for _, price := range prices {
		if price > highest {
			highest = price
		}
	}
	return highest
}

func calculateLowest(prices []float64) float64 {
	lowest := prices[0]
	for _, price := range prices {
		if price < lowest {
			lowest = price
		}
	}
	return lowest
}

func calculateChikouSpan(highPrices []float64, lowPrices []float64, period int) float64 {
	if period >= len(highPrices) {
		return highPrices[0]
	}
	return highPrices[period] // Use the closing price of the period as Chikou Span value
}

func main() {
	// Sample high and low prices for 26 periods
	highPrices := []float64{100, 110, 105, 115, 120, 125, 130, 128, 135, 140, 145, 143, 150, 155, 160, 158, 163, 168, 170, 165, 175, 180, 185, 188, 190}
	lowPrices := []float64{90, 100, 95, 105, 110, 115, 120, 118, 125, 130, 135, 133, 140, 145, 150, 148, 153, 158, 160, 155, 165, 170, 175, 178, 180}

	ichimokuCloud := CalculateIchimokuCloud(highPrices, lowPrices)

	fmt.Printf("Tenkan Sen: %.2f
", ichimokuCloud.TenkanSen)
	fmt.Printf("Kijun Sen: %.2f
", ichimokuCloud.KijunSen)
	fmt.Printf("Senkou Span A: %.2f
", ichimokuCloud.SenkouSpanA)
	fmt.Printf("Senkou Span B: %.2f
", ichimokuCloud.SenkouSpanB)
	fmt.Printf("Chikou Span: %.2f
", ichimokuCloud.ChikouSpan)
}