Full code for integrating olark and buttercms

buttercms-olark-integration.js

const WRITE_TOKEN = 'your-buttercms-write-api-key'

const express = require("express")
const request = require("request")
const bodyParser = require("body-parser")
const slug = require("slug")

const app = express();

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


/**
 * Turns a list of JSON objects like this:
 * {
      body: 'hey there!',
      timestamp: '1561209998.139551',
      kind: 'MessageToVisitor',
      nickname: 'Fernando',
      operatorId: '1046479'
    }
 * 
 * Into something easier to read, like this:
 *  <  (1561214253.621349):  hey there!
	<  (1561214255.636326):  I have a question for you!
	<  (1561214261.976311):  if you can answer it please
	<  (1561214266.057416):  that woudl be awesome!
	>  (1561214274.637839):  hey there, sure I can
	>  (1561214277.006478):  tell me about it
	<  (1561214296.327043):  what's your name?
	>  (1561214298.993349):  fernando
 * 
 */
function getConvoTranscript(items) {
	return items.map( i => {
		let transcript = []
		if(i.kind == 'MessageToVisitor') transcript.push("> ")
		else transcript.push("< ")

		transcript.push("(" + i.timestamp + "): ")
		transcript.push(i.body)

		return transcript.join(" ")
	}).join("\n")
}

app.post('/olark-hook', async function (req, res) {


	/**
	 * 1. get olark payload
	 * 2. check for tags containing "faq" tag
	 * 3. create a new FAQ item in butter
	 * 	- Title: Olark Question: ID
	 * 	- Question:  empty
	 * 	- Answer: empty
	 * 	- Transcript: full convo transcript
	 * 
	 * Future improvements:
	 * 1. Keep track of received convo ids, and their items
	 * 	-  If already received convo ID is sent again, only process new items
	 */

	let body = JSON.parse(req.body.data)
	if(body.tags.map( t => t.toLowerCase() ).indexOf("faq") != -1) {
		let pTitle = "Olark question: " + body.id
		let newPage = {
			title: pTitle,
			slug: slug(pTitle),
			"page-type": "faq",
			fields: {
				"en": {
					question: "",
					answer: "",
					transcript: getConvoTranscript(body.items)	
				}
			}
		}
		let postURL = 'https://api.buttercms.com/v2/pages/'
		request.post({ //perform the page creation
			url: postURL,
			headers: {
				"Authorization": "Token " + WRITE_TOKEN
			},
			json: true,
			body: newPage,
		}, (err, resp) => { //We're done!
			if(err) {
				console.log("There was an error: ", err)
				return res.json(err)
			}
			console.log("Done, new page successfully created in ButterCMS!")
			console.log(resp)
			res.json({ integrationUrl: "http://your-host.com/olark-hook"})
		})
	}
})

app.listen(3000, function () {
  console.log('Example app listening on port 3000!');
});