CleverStack/clever-odm

var path       = require('path')
  , util       = require('util')
  , utils      = require('utils')
  , underscore = require('underscore')
  , inspect    = utils.helpers.debugInspect
  , hydrator   = require(path.resolve(path.join(__dirname, 'instance', 'hydrator')))
  , eager      = require(path.resolve(path.join(__dirname, 'associations', 'loaders', 'eager')));

module.exports = function findModel(findOptions, queryOptions, callback) {
  if (this.debug.enabled) {
    this.debug(util.format('odmUtils.find(%s)', inspect(underscore.clone(findOptions.where))));
  }

  var findOne  = this.entity.findOne(findOptions.where, findOptions.attributes, queryOptions)
    , populate = eager.load.apply(this, [findOptions, queryOptions]);

  if (populate.length) {
    findOne.deepPopulate(populate.join(' '));
  }

  findOne.exec(this.callback(function(err, model) {
    if (err === null || err === undefined) {
      hydrator.apply(this, [ findOptions, model, callback ]);
    } else {
      callback(err);
    }
  }));
};