Grab total points from JIRA

index.js

$.get('{{XML_LOCATION}}', function (data, status) {
    if (status === 'success') {
        var $data = $(data),
            $itemArr = $data.find('item'),
            points = $itemArr.map(function () {
              var $item = $(this),
                  $customFields = $item.find('customfield'),
                  $storyPointsField = $customFields.filter('{{STORY_POINT_FILTER'),
//                  $storyPointsField = $customFields.filter('[id="customfield_10004"]'),
                  storyPoints = +($storyPointsField.find('customfieldvalue').text() || 0);
              return storyPoints;
            }).toArray(),
            total = points.reduce(function (a, b) { return a + b; }, 0);
        console.log(total);
    }
});