Dashing-js Job to receive Google Analytics API data using CoffeeScript

GoogleAnalytics.job.coffee

googleapis = require 'googleapis'
moment = require 'moment'


email = 'MYACCOUNT@developer.gserviceaccount.com'
scope = ['https://www.google.com/analytics/feeds/']
keyFile = 'MYKEY.pem'

formatRowsByDay = (rows)-> 
	count = -16
	({x:count++,y:parseInt(row[1])} for row in rows)

getMetrics = ()->
	googleapis.discover('analytics','v3').execute (err,client)->
		jwt = new googleapis.auth.JWT(email,keyFile,scope)
		jwt.authorize (err,result)->
			console.log "#{moment().format()} : getMetrics-authorise : #{err}" if err
			client.analytics.data.ga.get({
				'ids': 'ga:MY_GA_ID'
				'start-date': moment().subtract('days',16).format("YYYY-MM-DD")
				'end-date': moment().subtract('days',2).format("YYYY-MM-DD")
				'metrics': 'ga:visits'
				'dimensions' : 'ga:date'	
			}).withAuthClient(jwt).execute (err,results)->
				console.log "#{moment().format()} : getMetrics-execute : #{err}" if err
				points = formatRowsByDay(results.rows)
				send_event('visitsByDay',{points:points})

setInterval(getMetrics, 60 * 1000)

getMetrics()