import-updateStartIds.js

function updateStartIds(cb) {
  app.contentmanager.getContentPlugin('course', function (err, coursePlugin) {
    coursePlugin.retrieve({_id: courseId}, function(err, results) {

      var start = { _start: results[0]._start };

      if(!start._start || !start._start._startIds || start._start._startIds.length == 0) return cb();
      var newStartIds = [];
      start._start._startIds.forEach(function(item, index) {
        var newStartId = _.clone(item);
        if (metadata.idMap[item._id]) {
          start._start._startIds.splice(index);
          newStartId._id = metadata.idMap[item._id];
          start._start._startIds.push(newStartId);
        }
      });

      var search = {_id: courseId};
      coursePlugin.update(search, start, function(err, results) {
        if (err) return cb(err);
        cb()
      });
    })
  });
},