facebook_shares_likes_winner_detector.js

var Likes, Shares, count, next, random;

next = function(query, callback, times = 20, time = 0) {
  return setTimeout(() => {
    if (time >= times) {
      return console.error(`script error ${times} ${time}`);
    }
    if (query()) {
      return callback();
    }
    return next(query, callback, times, time + 1);
  }, 200);
};

Likes = (function() {
  class Likes {
    button(callback) {
      document.querySelectorAll(this._button)[0].click();
      return next((() => {
        return document.querySelectorAll(this._list).length > 0;
      }), callback);
    }

    _list_load_button() {
      if (this.$popup.querySelectorAll(this._more_button).length === 0) {
        return false;
      }
      this.$popup.querySelectorAll(this._more_button)[0].click();
      return true;
    }

    list_load(callback) {
      var times;
      if (this._count && this._count === document.querySelectorAll(this._list).length) {
        return callback();
      }
      this._count = document.querySelectorAll(this._list).length;
      if (!this._list_load_button()) {
        return callback();
      }
      times = 0;
      return next((() => {
        times++;
        if (times > 10) {
          return true;
        }
        return this._count !== document.querySelectorAll(this._list).length;
      }), () => {
        return this.list_load(callback);
      });
    }

    close(callback) {
      this.$popup.querySelectorAll('.layerCancel')[0].click();
      return next((() => {
        return document.querySelectorAll(this._list).length === 0;
      }), () => {
        this.$popup = null;
        return callback();
      });
    }

    numbers() {
      return document.querySelectorAll(this._list).forEach((el, i) => {
        return el.querySelectorAll(this._list_a)[0].innerHTML = (i + 1) + '. ' + el.querySelectorAll(this._list_a)[0].innerHTML;
      });
    }

    mark(id) {
      return document.querySelectorAll(this._list)[id - 1].querySelectorAll(this._list_a)[0].innerHTML = '::WINNER:: ' + document.querySelectorAll(this._list)[id - 1].querySelectorAll(this._list_a)[0].innerHTML;
    }

    get(callback) {
      return this.button(() => {
        this.$popup = document.querySelectorAll(this._list)[0].closest("[role='dialog']");
        return this.list_load(callback);
      });
    }

  };

  Likes.prototype._button = '._3dlf';

  Likes.prototype._list = '._5i_q';

  Likes.prototype._list_a = 'a';

  Likes.prototype._more_button = '[rel="async"]';

  return Likes;

}).call(this);

Shares = (function() {
  class Shares extends Likes {
    constructor() {
      super();
      this._count_times = 0;
    }

    _list_load_button() {
      window.scroll(0, 1000000);
      return true;
    }

  };

  Shares.prototype._button = '._355t a';

  Shares.prototype._list = '#repost_view_dialog ._3ccb';

  Shares.prototype._list_a = '.profileLink';

  return Shares;

}).call(this);

count = (callback) => {
  var likes, shares;
  likes = new Likes();
  shares = new Shares();
  return likes.get(() => {
    console.info(`likes: ${likes._count}`);
    return likes.close(() => {
      return shares.get(() => {
        console.info(`shares: ${shares._count}`);
        return shares.close(() => {
          return callback({
            likes: likes._count,
            shares: shares._count
          });
        });
      });
    });
  });
};

random = ({likes, shares}) => {
  var items;
  items = (function() {
    var results = [];
    for (var j = 1; 1 <= likes ? j <= likes : j >= likes; 1 <= likes ? j++ : j--){ results.push(j); }
    return results;
  }).apply(this).map(function(v) {
    return {
      id: v,
      platform: 'likes'
    };
  }).concat((function() {
    var results = [];
    for (var j = 1; 1 <= shares ? j <= shares : j >= shares; 1 <= shares ? j++ : j--){ results.push(j); }
    return results;
  }).apply(this).map(function(v) {
    return {
      id: v,
      platform: 'shares'
    };
  }));
  return items[Math.floor(Math.random() * items.length)];
};

count((res) => {
  var popup, winner;
  winner = random(res);
  console.info(`Winner is on ${winner.platform} nr.: ${winner.id}`);
  if (winner.platform === 'likes') {
    popup = new Likes();
  } else {
    popup = new Shares();
  }
  return popup.get(() => {
    popup.numbers();
    return popup.mark(winner.id);
  });
});