package comFunc

import (
	"crypto/md5"
	"encoding/hex"
)

// 简单判断邀请码或者注册码
func JudgeInvitOrIntro(code string) string {
	if len(code) == 6 {
		return "Invit"
	} else if len(code) == 8 {
		return "Intro"
	} else {
		return "Platform"
	}
}

// 返回md5的序列值, 16 或者32位
func SerializeMd5(data string, size int) string {
	m := md5.New()
	m.Write([]byte(data + "UpgradeCode"))
	cipherStr := m.Sum(nil)
	res := hex.EncodeToString(cipherStr)
	if size == 16 {
		res = res[8:24]
	}
	return res
}