package jsonpack

import (
	"errors"
	"unicode/utf8"
)

const (
	TOKEN_TRUE = -(iota + 1)
	TOKEN_FALSE
	TOKEN_NULL
	TOKEN_EMPTY_STRING
)

// 将对象加密为字符串
func Pack(json any) (string, error) {
	pack := &JsonEncode{}

	ast, err := pack.astBuilder(json)

	if err != nil {
		return "", err
	}

	return pack.toString(ast)
}

// 解密数据到JSON字符串
func Unpack(json string) (string, error) {
	if !utf8.ValidString(json) {
		return "", errors.New("jsonpack 无效的字符串格式, UTF8")
	}

	unpack := &JsonDecode{}

	ast, err := unpack.astBuilder(json)

	if err != nil {
		return "", err
	}

	return unpack.toString(ast)
}