youtube_service_es5.js

var Studio = require('studio');
var request = require('request');

var YOUTUBE_KEY = 'SOME_KEY';
var YOUTUBE_REGEX = /https:\/\/www.youtube.com\/watch\?v=(\w*)/;
var youtubeModule = Studio.module('Youtube');

var promisifiedRequest = Studio.promise.promisify(request);
youtubeModule(function fetch(url){
	var match = YOUTUBE_REGEX.exec(url);
	if(match && match[1]){
		var id = match[1];
		return promisifiedRequest('https://www.googleapis.com/youtube/v3/videos?id='+id+'&part=snippet&key='+YOUTUBE_KEY).then(function(youtubeResponse){
			var body = JSON.parse(youtubeResponse.body);
			var itemsResult = body.items;
			if(itemsResult && itemsResult.length>0){
				var info = itemsResult[0];
				return {
					title:info.snippet.title,
					description:info.snippet.description
				};
			}
		});
	}
	return null;
});