A sample code snippet to use google-play-scraper API with 'Promise' values.

google-playstore-scraper.js

/**
Author: Sajid

A sample code snippet to use google play scraper API
with Promise values.

Prerequisite: please install the following libraries first
before testing the code:

npm install franc
npm install google-play-scraper
**/

var gplay = require('google-play-scraper');
var franc = require('franc')
var appDetails;

function initialize() {
    console.log("Initialized app details");
    return gplay.app({appId: 'com.spotify.music'});
}

function main() {
    var initializePromise = initialize();
	
    initializePromise.then(function(result) {
			appDetails = result;
					// Use app details from here
			var appDescription = appDetails.description;
			console.log(appDetails.title);
			console.log("Language detected as ", franc(appDescription));
			console.log("Minimum no. of downloads ",appDetails.minInstalls);
			console.log("App rating: ",appDetails.ratings);
    }, function(err) {
       console.log(err);
    })
}

main();