package crypto

import (
	"crypto/hmac"
	"crypto/md5"
	"crypto/sha1"
	"crypto/sha256"
	"crypto/sha512"
	"encoding/hex"
)

// Md5Hmac return the hmac hash of string use md5
func (c *Crypto) Md5Hmac(data, key string) string {
	h := hmac.New(md5.New, []byte(key))
	h.Write([]byte(data))
	return hex.EncodeToString(h.Sum([]byte("")))
}

// Sha1Hmac return the hmac hash of string use sha1
func (c *Crypto) Sha1Hmac(data, key string) string {
	h := hmac.New(sha1.New, []byte(key))
	h.Write([]byte(data))
	return hex.EncodeToString(h.Sum([]byte("")))
}

// Sha256Hmac return the hmac hash of string use sha256
func (c *Crypto) Sha256Hmac(data, key string) string {
	h := hmac.New(sha256.New, []byte(key))
	h.Write([]byte(data))
	return hex.EncodeToString(h.Sum([]byte("")))
}

// Sha512Hmac return the hmac hash of string use sha512
func (c *Crypto) Sha512Hmac(data, key string) string {
	h := hmac.New(sha512.New, []byte(key))
	h.Write([]byte(data))
	return hex.EncodeToString(h.Sum([]byte("")))
}