package base64

import (
	"encoding/base64"
)

type Base64 struct {
	url bool // base64 url safe format, replace (+/)->(-_)
}

func New(url bool) *Base64 {
	return &Base64{
		url: url,
	}
}

func (a *Base64) Encode(bytes []byte) string {
	if a.url {
		return base64.URLEncoding.EncodeToString(bytes)
	}
	return base64.StdEncoding.EncodeToString(bytes)
}

func (a *Base64) Decode(decodeStr string) ([]byte, error) {
	if a.url {
		return base64.URLEncoding.DecodeString(decodeStr)
	}
	return base64.StdEncoding.DecodeString(decodeStr)
}

func URLEncode(bytes []byte) string {
	return base64.URLEncoding.EncodeToString(bytes)
}
func URLDecode(decodeStr string) ([]byte, error) {
	return base64.URLEncoding.DecodeString(decodeStr)
}

// StdEncoding
func Encode(bytes []byte) string {
	return base64.StdEncoding.EncodeToString(bytes)
}

// StdEncoding
func Decode(decodeStr string) ([]byte, error) {
	return base64.StdEncoding.DecodeString(decodeStr)
}