An agent for solving the API Bunny 2015 mazing riddles.

apibunny-2015-agent.js

var request  = require('request');
var readline = require('readline');
var colors   = require('colors');
var _        = require('underscore');

var links = [];
var visited = {};
var exitLink = "";
var winningLink = "";

var rl = readline.createInterface({
  input: process.stdin,
  output: process.stdout
});

function askAPI(href) {
  console.log("=========================================".blue);
  console.log(('Number of links in the queue: ' + links.length).blue);
  console.log('Connecting to: http://apibunny.com' + href );

  visited[href] = true;

  request.get('http://apibunny.com' + href, function(err, res, body) {
    var response = JSON.parse(body);
    console.dir(response);
    if(response.type == "exit") {
      console.log("EXIT ROOM".red)
      if(exitLink == ""){
        console.log("––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––".red);
        console.log("WINNING LINK FOUND".red);
        exitLink = response._links["self"].href;
        console.log("The link to the exit room: " + exitLink);
        console.log("––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––".red);
      }
    }
    if(response.type == "cell" || response.type == "start" || response.type == "exit") {
      var numberOfLinks = _.size(response._links); //number of links to be explored
      for(var linkName in response._links) {
        numberOfLinks--;
        var link = response._links[linkName];
        if(linkName.substr(0,4) == "door") {
          if(!visited[link.href]) {
            links.push(link.href);
          } else {
            console.log("Already visited!".red);
          }
        } else if(linkName.substr(0,3) == "egg") {
            collectEgg(link.href);
        } else if(linkName.substr(0,3) == "win") {
            return winPrint(link.href);
        } else if(exploredEveryRoom(numberOfLinks, links.length)) {
          askAPI(exitLink);
        }
      }

      if(links.length) {
        var link = links.pop();
        setTimeout(function() {
          askAPI(link);
        }, 1);
      }
    } else {
    console.log("Unknown type of a room.");
    }
  });
}

function exploredEveryRoom(linksToCheckInCurrentRoom, linksToBeExplored){
  return (linksToCheckInCurrentRoom + linksToBeExplored == 0) ? true : false;
}

function winPrint(link){
  console.log("––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––".red);
  console.log("So your winning link is:".blue);
  console.log(("http://appibunny.com"+link).green);
  console.log("Copy/paste it into your Web browser ^_^".blue);
  console.log("––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––".red);
}

function collectEgg(link){
  request.get('http://apibunny.com'+link, function(err, res, body) {
    console.log("++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++".green);
    console.log(body.green);
    console.log("++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++".green);
  });
}

rl.question("Provide your start link (e.g.: /cells/IDoLoveM-0000-0010-0x86-ontyPythonxx)\n", function(answer){
  askAPI(answer);
  rl.close();
});