07. ** Monkey Patcher

(function solution() {
  function call(post, command) {
    if (command === 'upvote') {
      post.upvotes++;
    } else if (command === 'downvote') {
      post.downvotes++;
    } else if (command === 'score') {
      const output = [];
      const totalPost = post.upvotes + post.downvotes;
      let coefficient = 0;
      let maxVotes;

      if (totalPost > 50) {
        maxVotes = Math.max(post.upvotes, post.downvotes);
        coefficient = Math.ceil(maxVotes * 0.25);
      }

      output.push(post.upvotes + coefficient);
      output.push(post.downvotes + coefficient);
      output.push(post.upvotes - post.downvotes);
      output.push(postRating(post));

      return output;
    }
  }

  function postRating(post) {
    const upVotes = post.upvotes;
    const downVotes = post.downvotes;
    const totalVotes = upVotes + downVotes;
    const balance = upVotes - downVotes;

    const ratings = {
      new: totalVotes < 10,
      hot: (upVotes / totalVotes) > 0.66,
      controversial: balance >= 0 && (upVotes > 100 || downVotes > 100),
      unpopular: balance < 0,
    };

    for (const iter of Object.keys(ratings)) {
      if (ratings[iter]) {
        return iter;
      }
    }

    return 'new';
  }

  return {
    call,
  };
}());