Sails Model.findOrCreate method use way with promise style

findOrCreate use way

var Promise = require("bluebird");

return Promise.map(objects, function (object) {
  sails.log.info('An object will be created:');
  sails.log.info(object);
  return Comment.findOrCreate(object.id , object);
}).then(function (objects) {
  sails.log.info('The objects created or found goes here: ');
  sails.log.info(objects);
  return objects;
});