Google Maps for AngularJS Reverse Geocoding (Address Lookup)

<script src="https://maps.googleapis.com/maps/api/js?v=3.exp&key=xxxxxxxxxxxxxxxxxx&sensor=false"></script>
<script type='text/javascript' src='http://www.example.com/wp/wp-content/themes/ang/js/underscore-min.js'></script>
<script type='text/javascript' src='http://www.example.com/wp/wp-content/themes/ang/js/angular-google-maps.min.js'></script>
<script type='text/javascript' src='http://www.example.com/wp/wp-content/themes/ang/js/app.js'></script>
<div ng-controller="MyCtrl">
<div class="row">
  <div class="col-sm-12">
    <google-map 
      id="map-canvas"
      center="map.center"
      zoom="map.zoom"
      draggable="true"
      options="map.options"
      control="map.control"
      events="map.events"
    >
      <marker coords="map.marker" click="onMarkerClicked(map.marker)">
        <window show="map.marker.showWindow"
                closeClick="closeClick(map.marker)"
                templateUrl="map.templateUrl"
                templateParameter="map.templateParameter"
        >
        </window>
      </marker>
    </google-map>
  </div>
</div>
</div>

var mapApp = angular.module('googleMapApp', ['google-maps','ui.bootstrap']);

mapApp.controller("MyCtrl", function ($scope) {
  angular.extend($scope, {
  map: {
      center: {
        latitude: 35.681382,
        longitude: 139.766084
      },
      options: {
        maxZoom: 20,
        minZoom: 3
      },
      zoom: 15,
      control: {},
      events: { 
        click: function (map, eventName, originalEventArgs) {
          addLatLng(map, eventName, originalEventArgs);
        }
      },
      marker: {
        showWindow: false 
      },
      templateUrl: 'assets/templates/addr.html',
      templateParameter: {
        message: ''
      }
    }
  });
  function addLatLng(map, eventName, originalEventArgs) {
    var infowindow = new google.maps.InfoWindow();
    var e = originalEventArgs[0];
    var geocoder;
    geocoder = new google.maps.Geocoder();
    var lat = parseFloat(e.latLng.lat());
    var lng = parseFloat(e.latLng.lng());
    var latlng = new google.maps.LatLng(lat, lng);

    geocoder.geocode({'latLng': latlng}, function(results, status) {
      if (status == google.maps.GeocoderStatus.OK) {
        if (results[0]) {
          $scope.map.marker.latitude = lat;
          $scope.map.marker.longitude = lng;
          $scope.map.templateParameter.message = results[0].formatted_address;
          $scope.$apply();
        } else {
          alert('No results found');
        }
      } else {
        alert('Geocoder failed due to: ' + status);
      }
    });
  }
  $scope.closeClick = function (marker) {
    marker.showWindow = false;
  };
  $scope.onMarkerClicked = function (marker) {
    marker.showWindow = true;
  };
});

<div>
  <strong>Address</strong>
  <div>
    { { parameter.message }}
  </div>
</div>