Trello sum

summ.js

javascript:$('.list').each(function(i, col) {
  var ests = $($(col).find('.list-card-title').text().match(/\[([\dF-]+)+\]/ig)).map(function(_, estStr) {
    console.log("Found string: ", estStr);
    var result = estStr.replace(/[\[\]]/g, '');
    
    if (result.length == 4) {
      result = result.split('').reduce(function(sum, current) {
        var currentValue = parseInt(current.replace('-', '0').replace(/f/i, '16'));
        return currentValue + sum;
      }, 0);
    } else {
      result = parseInt(result);
    }
    
    return result;
  });

  var total = 0;
  ests.each(function(i) { total = total + ests[i] });

  var cleanTitle = $(col).find('.list-header-name').text().replace(/\[[^\[\]]+\]/g, '');
  $(col).find('.list-header-name').text('[' + total + '] ' + cleanTitle);
});