index.js

var express = require('express');
var app = express();
var url = require('url');
var request = require('request');

var bodyParser = require('body-parser');
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));

app.set('port', (process.env.PORT || 9001));

app.get('/', function(req, res){
  res.send('It works!');
});

app.post('/post', function(req, res){
  var parsed_url = url.format({
    pathname: 'https://documentation.powerreviews.com/rest/api/content/search',
    query: {
      cql: "text~'" + req.body.text + "'"
    }
  });

  request(parsed_url, function (error, response, body) {
    if (!error && response.statusCode == 200) {
      var data = JSON.parse(body);
      var first_url = 'https://documentation.powerreviews.com' + data.results[0]._links.webui;

      body = {
        response_type: "in_channel",
        text: first_url
      };

      res.send(body);
    }
  });
});

app.listen(app.get('port'), function() {
  console.log('Node app is running on port', app.get('port')); });