Fix broken analytics.js reference after script has loaded

Author: Alex Ross

README.md

@@ -224,9 +224,7 @@ The `segment` service and `segmentProvider` implement most methods from [Analyti
 
 ### Page tracking
 ```js
-$rootScope.$on('$routeChangeSuccess', function () {
-  segment.pageview($location.path());
-});
+$rootScope.$on('$routeChangeSuccess', segment.pageview);
 ```
 
 ### Event tracking

example.html

@@ -14,13 +14,13 @@
 
             // Provider configuration
             angular.module('example', ['ngSegment']).config(function (segmentProvider, ExampleEvents) {
-                segmentProvider.setDebug(true).setAutoload(false).setEvents(ExampleEvents);
+                segmentProvider.setDebug(true).setEvents(ExampleEvents);
                 segmentProvider.track('test');
             });
 
             // Events constant example. This is optional.
             angular.module('example').constant('ExampleEvents', {
-                TEST_EVENT: 'test'
+                TEST_EVENT: 'Test Event'
             });
 
             angular.module('example').constant('segmentConfig', {
@@ -29,9 +29,12 @@
             });
 
             // Service configuration and usage
-            angular.module('example').controller('ExampleController', function (segment, segmentLoader) {
+            angular.module('example').controller('ExampleController', function ($scope, segment, segmentLoader) {
                 segment.track('controller test');
-                segment.track('2');
+
+                $scope.test = function () {
+                    segment.track(segment.events.TEST_EVENT, { foo: 'bar' });
+                };
 
             //    segmentLoader.load(segment.config.apiKey);
             });
@@ -47,7 +50,7 @@ <h1>Example</h1>
             </div>
         </div>
         <div class="container">
-
+            <button class="btn btn-primary" ng-click="test()">Test</button>
         </div>
     </body>
 </html>

segment.js

@@ -157,7 +157,7 @@ angular.module('ngSegment').constant('segmentDefaultConfig', {
 
                 //  No condition set, call the Segment method
                 this.debug('Calling method ' + method + ' with arguments:', arguments);
-                return analytics[method].apply(analytics, arguments);
+                return window.analytics[method].apply(analytics, arguments);
             }).bind(this);
         };
     }

segment.min.js

@@ -47,7 +47,7 @@
 
                 //  No condition set, call the Segment method
                 this.debug('Calling method ' + method + ' with arguments:', arguments);
-                return analytics[method].apply(analytics, arguments);
+                return window.analytics[method].apply(analytics, arguments);
             }).bind(this);
         };
     }