bluebutton/_site/lib/parsers/ccda/procedures.js

BlueButton.js helps developers navigate complex health data with ease.

/*
 * Parser for the CCDA procedures section
 */

Parsers.CCDA.procedures = function (ccda) {
  
  var parseDate = Documents.parseDate;
  var parseName = Documents.parseName;
  var parseAddress = Documents.parseAddress;
  var data = [], el;
  
  var procedures = ccda.section('procedures');
  
  procedures.entries().each(function(entry) {
    
    el = entry.tag('effectiveTime');
    var date = parseDate(el.attr('value'));
    
    el = entry.tag('code');
    var name = el.attr('displayName'),
        code = el.attr('code'),
        code_system = el.attr('codeSystem');
    
    // 'specimen' tag not always present
    // el = entry.tag('specimen').tag('code');
    // var specimen_name = el.attr('displayName'),
    //     specimen_code = el.attr('code'),
    //     specimen_code_system = el.attr('codeSystem');
    var specimen_name = null,
        specimen_code = null,
        specimen_code_system = null;
    
    el = entry.tag('performer').tag('addr');
    var organization = el.tag('name').val(),
        phone = el.tag('telecom').attr('value');
    
    var performer_dict = parseAddress(el);
    performer_dict.organization = organization;
    performer_dict.phone = phone;
    
    // participant => device
    el = entry.tag('participant').tag('code');
    var device_name = el.attr('displayName'),
        device_code = el.attr('code'),
        device_code_system = el.attr('codeSystem');
    
    data.push({
      date: date,
      name: name,
      code: code,
      code_system: code_system,
      specimen: {
        name: specimen_name,
        code: specimen_code,
        code_system: specimen_code_system
      },
      performer: performer_dict,
      device: {
        name: device_name,
        code: device_code,
        code_system: device_code_system
      }
    });
  });
  
  return data;
};