sample yandex.maps AMD module

ymap.js

/*
requirejs.config({
  paths: { 
    'ymaps': ['//api-maps.yandex.ru/2.0-stable/?load=package.standard&lang=ru-RU']
  },
  shim: {
    'ymaps': {exports: 'ymaps'}
  }
});
*/
define(['jquery', 'ymaps'], function ($, ymaps) {

  function geocode(address) {
    var d = $.Deferred();
    ymaps.geocode(address).then(
      function (res) {
       if (res.geoObjects.getLength()) {
         var point = res.geoObjects.get(0).geometry.getCoordinates();
         d.resolve(point);
       } else {
        d.reject();
       }
     }, function (err) {
      d.reject();
     });
    return d.promise();
  }
  /*
  function geocodes(addresses) {
    var d = $.Deferred();                
    var promises = $.map(addresses, geocode);
    $.when.apply($, promises).done(function() {
      d.resolve(arguments);
    }).fail(function() {
      d.reject();
    });
    return d;
  }
  */
  function ymap(id, center) {
    var map = new ymaps.Map(id, {
      center: center,
      zoom: 16,
      behaviors: ['default', 'scrollZoom']
    });
    map.controls.add("zoomControl");

    map.placemark = function(point, title, balloon, preset) {
      var placemark = new ymaps.Placemark(point, {
        // balloonContent: (typeof(balloon)==='undefined' && balloon),
        iconContent: title
      }, {
        preset: (typeof(preset)==='undefined' && "twirl#blueStretchyIcon" || preset)
      });
      this.geoObjects.add(placemark);
    };

    return map;
  }

  // TODO addresses array -> map {point, title, balloon, preset}
  function map (id, addresses, title) {
    // var addresses = $('.content address').map(function(i,e) { return $(e).html(); });
    // geocodes(addresses).done(function(points) {
    geocode(addresses[0]).done(function(point) {
      // TODO center for many points
      // var center = [
      //   _.reduce(_.map(points, function(p) { return p[0]; } ), function(s, n) { return s+n; }) / points.length,
      //   _.reduce(_.map(points, function(p) { return p[1]; } ), function(s, n) { return s+n; }) / points.length
      // ];
      var map = ymap(id, point /*center*/);
      map.placemark(point, title);
    });
    
  }

  var d = $.Deferred();
  ymaps.ready(function () {
    d.resolve(map);
  });

  return d.promise();
});