Automate adding numeric range to dropdown - Bold Apps Product Options app for Shopify

add-range-to-dropdown.js

// Run the code in developer console, done best through Chrome's Javascript snippets

// First add LoDash
$('body').append('<script src="//cdn.jsdelivr.net/lodash/2.4.1/lodash.min.js"></script>');

// Add range of steps to Bold Apps Product Option dropdown
(function() {
  var valueRange = _.range(-5, 5.25, 0.25);

  function addNewValue(value) {
    $('#option_name').val(value);
    $(".add_new_option .btn[data-original-title='Add Option']").click();
  }

  _.forEach(valueRange, function(num, index) {
    var escapedNum = (function() {
      var numString = num + ""
      if (num > 0) {
        return '&plus;' + numString
      } else {
        return numString.replace('-', '&minus;')
      }
    })();
    window.setTimeout(
      addNewValue,
      index * 200 + 500,
      escapedNum
    );
  });

})();