app.js

const express = require('express')
const bodyParser = require('body-parser')
const request = require('request')
const app = express()
const functions = require('./function')

app.use(bodyParser.json())
app.use(bodyParser.urlencoded({
    extended: true
}))

var server = app.listen(process.env.PORT || 3000, function() {
    var port = server.address().port
})

function loadPlaces(lat, long, token) {
  var deferred = Promise.defer();
  if (token != undefined || token != null) {
          functions.getListPlacesToken(lat, long, token).then(resp => {
                let body = JSON.parse(JSON.stringify(resp))
                let arrayPlaces  = body.results;
                list.push(arrayPlaces)
                loadPlaces(lat, long, body.next_page_token,list).then(function() {
                  deferred.resolve()
              })
          })
  } else {
          console.log('')
          deferred.resolve();
  }
  return deferred.promise;
}

var list = [];
app.get('/getPlaces', (req, res) => {
    loadPlaces(19.0356617, -98.1782189, '',list)
        .then(function() {
                        console.log('final')
                        res.statusCode === 200
                        res.writeHead(res.statusCode.toString())
                        res.end('res')

        }).catch(error => {
            console.log(error)
        })
})

})