text: /*
   This file is part of web3.js.
  
   web3.js is free software: you can redistribute it and/or modify
   it under the terms of the GNU Lesser General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
  
   web3.js is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU Lesser General Public License for more details.
  
   You should have received a copy of the GNU Lesser General Public License
   along with web3.js.  If not, see <http://www.gnu.org/licenses/>.
   */
  /**
   * @file getNetworkType.js
   * @author Fabian Vogelsteller <fabian@ethereum.org>
   * @date 2017
   */
  
  "use strict";
  
  var _ = require('underscore');
  
  var getNetworkType = function (callback) {
      var _this = this,
          id;
  
  
      return this.net.getId()
          .then(function (givenId) {
  
              id = givenId;
  
              return _this.getBlock(0);
          })
          .then(function (genesis) {
              var returnValue = 'private';
  
              if (genesis.hash === '0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3' &&
                  id === 1) {
                  returnValue = 'main';
              }
              if (genesis.hash === '0cd786a2425d16f152c658316c423e6ce1181e15c3295826d7c9904cba9ce303' &&
                  id === 2) {
                  returnValue = 'morden';
              }
              if (genesis.hash === '0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d' &&
                  id === 3) {
                  returnValue = 'ropsten';
              }
  
              if (_.isFunction(callback)) {
                  callback(null, returnValue);
              }
  
              return returnValue;
          })
          .catch(function (err) {
              if (_.isFunction(callback)) {
                  callback(err);
              } else {
                  throw err;
              }
          });
  };
  
  module.exports = getNetworkType;
  