调整生成密钥方法

@@ -2,42 +2,46 @@
  * Created by lintry on 2017/5/19.
  */
 
-const TOTP = function (options) {
-  if (!(this instanceof TOTP)) {
-    return new TOTP(options)
-  }
-
-  const _ = require('lodash'),
+const _ = require('lodash'),
     crypto_utils = require('kml-crypto-utils'),
     speakeasy = require('speakeasy'),
     Authenticator = require('./authenticator');
 
-  options = options || {};
+/**
+ * 生成密钥并加密
+ * @return {*}
+ */
+const createSecret = function () {
+    return crypto_utils.AESEncode(speakeasy.generateSecret({length: 20}).base32);
+};
 
-  const TOTP_OPTIONS = {
-    encoding: options.encoding || 'base32',
-    step: options.step || 30,
-    algorithm: options.algorithm || 'sha512'
-  };
+const TOTP = function (options) {
+    if (!(this instanceof TOTP)) {
+        return new TOTP(options)
+    }
 
-  /**
-   * 生成密钥并加密
-   * @return {*}
-   */
-  this.createSecret = function() {
-    return crypto_utils.AESEncode(speakeasy.generateSecret({length: 20}).base32);
-  };
-
-  /**
-   * 解析密钥
-   * @param secret
-   * @return {Authenticator}
-   */
-  this.parse = function (secret) {
-    return new Authenticator(crypto_utils.AESDecode(secret), TOTP_OPTIONS)
-  };
-
-  return this;
+
+    options = options || {};
+
+    const TOTP_OPTIONS = {
+        encoding: options.encoding || 'base32',
+        step: options.step || 30,
+        algorithm: options.algorithm || 'sha512'
+    };
+
+    /**
+     * 解析密钥
+     * @param secret
+     * @return {Authenticator}
+     */
+    this.parse = function (secret) {
+        return new Authenticator(crypto_utils.AESDecode(secret), TOTP_OPTIONS)
+    };
+
+    return this;
 };
 
+TOTP.createSecret = createSecret;
+TOTP.prototype.createSecret = createSecret;
+
 module.exports = TOTP;
\ No newline at end of file

@@ -7,6 +7,8 @@ const chalk = require('chalk');
 const fs = require('fs-extra');
 const path = require('path');
 
+console.log(chalk.magenta('new secret ' + TOTP.createSecret()));
+
 //使用外部生成的密钥
 // let secret = 'vH6OdbUEjSukTqlDvW3TYdusjiOIkxRnAHNTjJewfZa5yNueG9wx1N9pJMFOmPAV';
 let secret = 'acnahbfX3bKa+EuhD7sR+MToc8d5rZ8Db7xh68ZUnBX3SPfhlHS/GeJ7SKEfcLTI';