(function(){
    "use strict";
    angular.module('shared')
        .directive('scrollToFolder', ['$timeout', '$window',
            function ($timeout, $window) {
                return {
                    restrict: 'A',
                    scope: {
                        folderIndex: '=',
                        folderListItemHeight: '='
                    },
                    link: function(scope, elem, attrs) {
                        $timeout(function() {
                            scrollTo();
                        });

                        function scrollTo () {
                            var chooseFolder = $window.document.getElementById('chooseFolder');
                            if (scope.folderIndex > -1) {
                                var newFolderHeight = $window.document.getElementById('newFolder').clientHeight;
                                chooseFolder.scrollTop = (scope.folderIndex * scope.folderListItemHeight) + newFolderHeight;
                            }
                        }
                    }
                }
            }
        ])
})();