package common

import "math/rand"

// CanDeductByProbability 扣量指标的未完成度和今日时间进度递增 能扣量的概率递增 [0,100]
func CanDeductByProbability(probability float64) bool {
	if probability <= 0 {
		return false
	}
	if probability == 0 {
		return false
	}
	if probability >= 1 {
		return true //绝对扣量
	}
	canDeduct := probability > rand.Float64() //根据 probability 概率决定是否扣量
	return canDeduct
}

// ConDeductionRatio 格式:%
func ConsumeDeductionRatio(optDividendRatio, dividendRatio float64) float64 {
	if optDividendRatio == 0 {
		return dividendRatio
	}
	return (1 - dividendRatio/optDividendRatio)
}