habitica/website/public/js/directives/when-scrolled.directive.js

'use strict';

(function(){
  angular
    .module('habitrpg')
    .directive('whenScrolled', whenScrolled);

  function whenScrolled() {
    return function($scope, elm, attr) {
      var raw = elm[0];

      elm.bind('scroll', function() {
        if (raw.scrollTop + raw.offsetHeight >= raw.scrollHeight) {
          $scope.$apply(attr.whenScrolled);
        }
      });
    };
  }
}());