JS: Angular Factory to Get WP Posts

gistfile1

// Credit: Montague Monro
// https://www.youtube.com/watch?v=3WiyGmdOjbc
app.factory('Posts', ['$http', function ($http) {
  return {
    getPosts: function () {

      var response = $http({
        url: ajaxurl,
        method: "GET",
        params: {action: 'test_ajax'}
      }).then(function (response) {
        return response.data;
      });

      return response;
    }
  }
}])