functions.js

functions.js

// Handles incoming messages. Goal is to pair random people who have texted the number. Like anonymous comms.

let _ = require('lodash');
exports.handler = function(context, event, callback) {
  	let client = context.getTwilioClient();
  	let createPair = require(Runtime.getFunctions()['pair-friends'].path);
  	let twilioNumber = event.To;
  	console.log(`Incoming: ${event.Body} - ${event.From}`)
  	client.messages.list({to: twilioNumber }).then((list) => {
      	let cleanedList = _.uniqBy(list, 'from');
        newFriendMsg = _.sample(cleanedList);
      	console.log(event.From, newFriendMsg.from);
      	createPair.pair(event.From, newFriendMsg.from, (friend) => {
          	client.messages.create({
                to: friend,
                from: twilioNumber,
                body: event.Body
            }).done(callback(null, 'Your message is enroute to your friend!'))
        })
    })
  	.catch(err => console.log(err));
};

// Route 'pair-friends'
let _ = require('lodash');
exports.pair = function(from, to, callback) {
  	let data = {};
    Runtime.getSync().documents('Twilio-Friends-demo').fetch().then((doc) => {
      	var friend = _.has(doc, from);
      	
        if (!friend) {
          friend = to;
          data[from] = to;
          data[to] = from;
          console.log(data);
          doc.update(data);
        }
      	console.log('Friends have been connected!');
      	callback(friend);
    })
      .catch(err => console.log(err));
};