How to use the leanengine.init function in leanengine

'use strict';

var AV = require('leanengine');

AV.init({
    appId: process.env.LEANCLOUD_APP_ID,
    appKey: process.env.LEANCLOUD_APP_KEY,
    masterKey: process.env.LEANCLOUD_APP_MASTER_KEY
});

// 如果不希望使用 masterKey 权限，可以将下面一行删除
// AV.Cloud.useMasterKey();

var app = require('./app');

// 端口一定要从环境变量 `LEANCLOUD_APP_PORT` 中获取。
// LeanEngine 运行时会分配端口并赋值到该变量。
var PORT = parseInt(process.env.LEANCLOUD_APP_PORT || process.env.PORT || 3000);
process.env.TZ = 'Asia/Chongqing';
app.listen(PORT, function (err) {
    console.log('Node app is running on port:', PORT);

var workerpool = require('workerpool');
var bodyParser = require('body-parser');
var AV = require('leanengine');
var TextMessage = require('leancloud-realtime').TextMessage;

var app = express();
app.use(bodyParser.json());
var pool = workerpool.pool(__dirname + '/math_worker.js');

var TIMEOUT = 10000; // milliseconds

var APP_ID = process.env.LC_APP_ID; // your app id
var APP_KEY = process.env.LC_APP_KEY; // your app key
var MASTER_KEY = process.env.LC_APP_MASTER_KEY; // your app master key

AV.init({
  'appId': APP_ID,
  'appKey': APP_KEY,
  'masterKey': MASTER_KEY
});

var MATH_CONV_ID = process.env.MATH_CONV_ID;
app.post('/webhook', function (req, res) {
  var messages = req.body;
  console.log('messages recieved: ' + JSON.stringify(messages));

  // 过滤掉暂态消息与非通过 MathBot 对话发过来的消息
  messages
    .filter(message => !message.noPersist)
    .filter(message => message.conv.objectId === MATH_CONV_ID)
    .forEach(function (message) {
      var convId = message.conv.objectId;

'use strict';
var AV = require('leanengine');

AV.init({
  appId: process.env.LEANCLOUD_APP_ID,
  appKey: process.env.LEANCLOUD_APP_KEY,
  masterKey: process.env.LEANCLOUD_APP_MASTER_KEY
});
AV.Cloud.useMasterKey();

var app = require('./app');

// 端口一定要从环境变量 `LEANCLOUD_APP_PORT` 中获取。
// LeanEngine 运行时会分配端口并赋值到该变量。
var PORT = parseInt(process.env.LEANCLOUD_APP_PORT || process.env.PORT || 3000);

app.listen(PORT, function (err) {
  console.log('Node app is running on port:', PORT);

  // 注册全局未捕获异常处理器

import cookieParser from 'cookie-parser'
import bodyParser from 'body-parser'
import Lean from 'leanengine'
import cloud from './cloud'

// Local dependencies
import {
  API,
  uncaughtException,
  CORS,
  errorHandler,
  notFound,
} from './routes'

// LeanEngine Setup
Lean.init({
  appId: process.env.LEANCLOUD_APP_ID,
  appKey: process.env.LEANCLOUD_APP_KEY,
  masterKey: process.env.LEANCLOUD_APP_MASTER_KEY
})

// 如果不希望使用 masterKey 权限，可以删除
Lean.Cloud.useMasterKey()

// Init Express App
const app = express()

// Middlewares and Routes
app.use(express.static('dist'))
app.use(timeout('15s'))
app.use(Lean.express())
app.use(bodyParser.json())

const express = require('express')
const AV = require('leanengine')
const axios = require('axios')
const path = require('path')

AV.init({
  appId: process.env.LEANCLOUD_APP_ID || 'Cct4URhkJo6VKYACsR3MklFt-gzGzoHsz',
  appKey: process.env.LEANCLOUD_APP_KEY || 'BeJzllYAryhOzoNX0piav8tw',
  masterKey: process.env.LEANCLOUD_APP_MASTER_KEY || 'U5jcAlilltDr1vJmyfwIqC2D'
})

const app = express()
app.use(AV.express())
app.use(express.static(path.resolve(__dirname, './dist')))

const V2EX_BASE_URL = 'https://www.v2ex.com/api'

// v2ex topic info
app.get('/news/v2ex/topics/show.json?', function (req, response) {
  let url = ''
  if (req.query.id) {
    const id = req.query.id

const AV = require('leanengine');

AV.init({
  appId: process.env.LEANCLOUD_APP_ID,
  appKey: process.env.LEANCLOUD_APP_KEY,
  masterKey: process.env.LEANCLOUD_APP_MASTER_KEY
});

const app = require('./app');
const port = process.env.LEANCLOUD_APP_PORT || 3000;

app.listen(port, () => {
  console.log('LeanCloud GraphQL is started on', port);
});

module.exports = app;

const AV = require('leanengine');
const express = require('express');

AV.init({
  appId: process.env.LEANCLOUD_APP_ID,
  appKey: process.env.LEANCLOUD_APP_KEY,
  masterKey: process.env.LEANCLOUD_APP_MASTER_KEY
});

//是否启用masterkey
AV.Cloud.useMasterKey();

const app = require('./app/app');
app.use(express.static('./app/public'));
const PORT = parseInt(process.env.LEANCLOUD_APP_PORT || 3000);

//启动服务器
app.listen(PORT, function (err) {
  console.log('app is running on port 3000');

import app from './express-app'
import AV from 'leanengine'

AV.init({
    appId: process.env.LEANCLOUD_APP_ID,
    appKey: process.env.LEANCLOUD_APP_KEY,
    masterKey: process.env.LEANCLOUD_APP_MASTER_KEY
})

app.use(AV.express())

export default app