Monkey Patcher / JS Advanced

function result(command) {

  if (command === 'upvote') return this.upvotes++;
  if (command === 'downvote') return this.downvotes++;

  let upvote = this.upvotes;
  let downvote = this.downvotes;
  let totalVotes = upvote + downvote;
  let balance = upvote - downvote;

  function ratingState() {
    if (totalVotes < 10) return 'new';
    if (upvote > totalVotes * 0.66) return 'hot';
    if (balance >= 0 && totalVotes > 100) return 'controversial';
    if (balance < 0) return 'unpopular';
    return 'new';
  }

  if (totalVotes > 50) {
    let inflateVote = Math.ceil(Math.max(upvote, downvote) * 0.25);
    return [upvote + inflateVote, downvote + inflateVote, balance, ratingState()];
  }

  return [upvote, downvote, balance, ratingState.call(this)];

}