Angularjs checkbox multiple filter

I have factory, that send request to get some data. After responce, i will receive it in controller and create scope list. Than i must to filter this list by checking checkboxes. I'v receive results, but they not visible. Help me pls...

$scope.$watch("filterRoom", function(newval, oldval) {
    var showAllCheckbox = true;
    $scope.filteredRooms = [];

    for (var j in $scope.apps) {
        var p = $scope.apps[j];        

        for (var i in $scope.filterRoom) {

            if ($scope.filterRoom[i]) {
                if (i == p.rooms) {
                    $scope.filteredRooms.push(p);
                    break;
                }
            }
        }
    };

}, true);

Here is fiddle