Changing lists on Angular task list

controllers-2.js

// Monitor the current route for changes and adjust the filter accordingly.
$scope.$on('$routeChangeSuccess', function () {
  if ($routeParams.listId) {
    var listId = $routeParams.listId.split("-").pop()
    var list = lists[listId];

    if (list !== undefined && list !== $scope.currentList) {
      $scope.currentList = list;
      $scope.setTasks();
    } else if (list !== $scope.currentList) {
      $location.path('/');
    }
  }
});