bot.js

var HTTPS = require('https');
var cool = require('cool-ascii-faces');

var botID = process.env.BOT_ID;

function respond() {
  var request = JSON.parse(this.req.chunks[0]),
      botRegex = /^\/cool guy$/;

  if (request.text && botRegex.test(request.text)) {
    this.res.writeHead(200);
    postMessage();
    this.res.end();
  } else {
    console.log('Received irrelevant message.');
    this.res.writeHead(200);
    this.res.end();
  }
}

function postMessage() {
  var botResponse, options, body, botReq;

  botResponse = cool();

  options = {
    hostname: 'api.groupme.com',
    path: '/v3/bots/post',
    method: 'POST'
  };

  body = {
    'bot_id' : botID,
    'text' : botResponse
  };

  console.log('sending ' + botResponse + ' to ' + botID);

  botReq = HTTPS.request(options, function(res) {
    if (res.statusCode == 202) {
      // Request was successful.
    } else {
      console.log('received bad status code ' + res.statusCode);
    }
  });

  botReq.on('error', function(err) {
    console.log('error posting message '  + JSON.stringify(err));
  });
  botReq.on('timeout', function(err) {
    console.log('timeout posting message '  + JSON.stringify(err));
  });
  botReq.end(JSON.stringify(body));
}


exports.respond = respond;