app
        .directive('updateOnEnter', function () {
            return {
                restrict: 'A',
                require: 'ngModel',
                scope: {
                    maxValue: '=ngMax'
                },
                link: function ($scope, element, attrs, ctrl) {
                    element.on("keyup", function (ev) {
                        if (ev.keyCode !== 13) {
                            return ev.stopImmediatePropagation();
                        }
                        if (parseInt(ctrl.$viewValue) > $scope.maxValue) {
                            ctrl.$viewValue = $scope.maxValue;
                            angular.element(element).val(ctrl.$viewValue)
                        }
                        ctrl.$commitViewValue();
                    });
                }
            };
        });