Helper Bot

helper-bot.js

function handleGist(message, user, res) {

  console.log('handling gist: ' + message);

  var components = message.split(' ');
  var gistID = null;
  if (components.length >= 3) {
    gistID = components[2];
    // gistID = '6eb377c7c7e22f4e7002';
    console.log('gistID: ' + gistID);

    var url = 'https://api.github.com/gists/' + gistID;
    var options = {
      url: url,
      headers: {
        'Accept': 'application/vnd.github.v3+json',
        'User-Agent': 'BR-Helper-Bot'
      }
    };

    request(options, function (error, response, body) {
      if (!error && response.statusCode == 200) {

        var parsed = JSON.parse(body);
        var firstKey = Object.keys(parsed.files)[0];
        var firstFile = parsed.files[firstKey];
        console.log(JSON.stringify(firstFile));

        var message = '/code\n' + firstFile.content;
        sendMessage(message, res);
      } else {
        console.log('error');
        res.send();
      }
    });
  } else {
    sendMessage('Here\'s what a request should look like:\n/example gist 6eb377c7c7e22f4e7002', res);
  }
}

router.js

router.post('/', function(req, res) {

  console.log(req.body);
  var fullMessage = req.body.item.message.message;
  var user = req.body.item.message.from.mention_name;
  var components = fullMessage.split(' ');

  if ((components.length < 1) || (components[0] != '/bot')) {
    console.log('invalid command');
    res.send();
    return;
  }

  var command = (components.length >= 2) ? components[1] : '';
  if (command == 'cat') {
    handleCatPic(fullMessage, user, res);
  } else if (command == 'test') {
    handleTest(fullMessage, user, res);
  } else if (command == 'gist') {
    handleGist(fullMessage, user, res);
  } else {
    handleUnrecognized(fullMessage, user, res);
  }
});