moac-api/lib/account.js

moac api for dapp

var crypto = require('crypto');
var secp256k1 = require('secp256k1');
var keccak = require('keccak');
var accountCrypto = require('./accountCrypto');

/***
 * 注册
 * @param pwd
 * @returns
 */
function register(pwd) {
	
	var account = {};
	var newInfo = accountCrypto.create(pwd);
	var privateKey = newInfo.privateKey;
	var address = newInfo.address;
	
	var keyStore = JSON.stringify(accountCrypto.encrypt(privateKey, pwd));
	
	account.address = address;
	account.privateKey = privateKey
	account.keyStore = keyStore;
	return account;
}

/***
 * 登录(0-登录失败 1-登录成功 2-登录失败<密码错误>)
 * @param addr
 * @param pwd
 * @param keyStore
 * @returns
 */
function login(addr, pwd, keyStore) {
	if (typeof(keyStore) == 'string') {
		keyStore = JSON.parse(keyStore);
	}
	
	var decryptVal = accountCrypto.decrypt(keyStore, pwd);
	var address = decryptVal.address + '';
	if (address.toLowerCase() != addr.toLowerCase()) {
		throw new Error('possibly address wrong!');
	} 
	return decryptVal.privateKey;
	
//	try {
//		
//		var keyStoreObj = JSON.parse(keyStore);
//		var decryptVal = accountCrypto.decrypt(keyStoreObj, pwd);
//		var address = decryptVal.address + '';
//		if (address.toLowerCase() == addr.toLowerCase()) {
//			return 1
//		} else {
//			return 0;  // 登录失败
//		}	
//	} catch (e) {
//		if (e.message == "Key derivation failed - possibly wrong password") {
//			return 2; // 密码错误
//		} else {
//			console.log(e.message);
//			return 0;  // 登录失败
//		}
//	}
}

module.exports = {
	register: register,
	login: login
};