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weight.go
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weight.go
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// Package nacosKit
/**
* weight必须满足条件: >= 0 && <= 10000
* score必须满足条件: >= 0 && <= 100
*/
package nacosKit
import (
"github.com/richelieu-yang/chimera/v2/src/core/errorKit"
"github.com/richelieu-yang/chimera/v2/src/core/floatKit"
)
// criticalScore
/**
* score的临界点(默认30;Go和Java的值必须确保一样).
*
* PS: 不能为public,
*/
var criticalScore float64 = 30
func checkScore(score float64) error {
if score < 0 || score > 100 {
return errorKit.New("score(%.2f) is invalid", score)
}
return nil
}
func checkWeight(weight float64) error {
if weight < 0 || weight > 10000 {
return errorKit.New("weight(%.2f) is invalid", weight)
}
return nil
}
func SetCriticalScore(score float64) error {
if err := checkScore(score); err != nil {
return err
}
criticalScore = score
return nil
}
func GetCriticalScore() float64 {
return criticalScore
}
// WeightToScore _
func WeightToScore(weight float64) (float64, error) {
if err := checkWeight(weight); err != nil {
return 0, err
}
if weight >= criticalScore*100 {
return floatKit.Div(weight, 100), nil
}
return weight, nil
}
// ScoreToWeight _
func ScoreToWeight(score float64) (float64, error) {
if err := checkScore(score); err != nil {
return 0, err
}
if score >= criticalScore {
return floatKit.Mul(score, 100), nil
}
return score, nil
}