package sha

import (
	"crypto/hmac"
	"crypto/sha1"
	"crypto/sha256"
	"encoding/base64"
	"encoding/hex"
)

func Sha1(src string) string {
	h := sha1.New()
	h.Write([]byte(src))
	sh := hex.EncodeToString(h.Sum(nil))
	return sh
}

func Sha256(src string) string {
	m := sha256.New()
	m.Write([]byte(src))
	res := hex.EncodeToString(m.Sum(nil))
	return res
}

func HmacSha256Base64(src, secret string) string {
	h := hmac.New(sha256.New, []byte(secret))
	h.Write([]byte(src))
	sign := base64.StdEncoding.EncodeToString(h.Sum(nil))
	return sign
}