bot.js

var HTTPS = require("https");
var HTTP = require("http");
var NBA = require("nba");

var botID = process.env.BOT_ID;
var apiKey = process.env.API_KEY;

var OWEN_ID = 39868511;

function respond() {
  var request = JSON.parse(this.req.chunks[0]),
    botRegex = /^\/LeBron$/,
    gifRegex = /^\/gif$/,
    statsRegex = /^\/stats$/;

  if (request.text && botRegex.test(request.text)) {
    this.res.writeHead(200);
    postMessage("LeBron is the GOAT");
    this.res.end();
  } else if (request.text && gifRegex.test(request.text)) {
    this.res.writeHead(200);
    searchGif();
    this.res.end();
  } else if (request.text && statsRegex.test(request.text)) {
    this.res.writeHead(200);
    getStats();
    this.res.end();
  } else {
    console.log("don't care");
    this.res.writeHead(200);
    this.res.end();
  }
}

function getStats() {
  var lbj = NBA.findPlayer("LeBron James");

  NBA.stats.playerSplits({ PlayerID: lbj.playerId }).then(function(data) {
    var stats = data.overallPlayerDashboard[0];
    postMessage(
      "LeBron is averaging " +
        stats.pts +
        " points, " +
        stats.reb +
        " rebounds, and " +
        stats.ast +
        " assists this season"
    );
  });
}

function searchGif() {
  var options = {
    host: "api.giphy.com",
    path: "/v1/gifs/search?q=LeBron&api_key=" + apiKey
  };

  var callback = function(response) {
    var str = "";

    response.on("data", function(chunck) {
      str += chunck;
    });

    response.on("end", function() {
      if (!(str && JSON.parse(str).data[0])) {
        postMessage("Couldn't find a gif");
      } else {
        var url = JSON.parse(str).data[0].embed_url;
        postMessage(url);
      }
    });
  };

  HTTP.request(options, callback).end();
}

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

  botResponse = message;

  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) {
      //neat
    } else {
      console.log("rejecting 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;