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/*-
 * ============LICENSE_START=======================================================
 * SDC
 * ================================================================================
 * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
 * ================================================================================
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * ============LICENSE_END=========================================================
 */
/// <reference path="../../../references"/>
module Sdc.Directives {
    'use strict';

    /**
     * Usage:
     * In data-ng-repeat html: <ol ng-repeat="record in records" on-last-repeat>
     * In the controller, catch the last repeat:
     * $scope.$on('onRepeatLast', function(scope, element, attrs){
     * //work your magic
     * });
     */
    export interface IOnLastRepeatDirectiveScope extends ng.IScope {
        $last:any;
    }

    export class OnLastRepeatDirective implements ng.IDirective {

        constructor() {}

        scope = {};

        restrict = 'AE';
        replace = true;

        link = (scope:IOnLastRepeatDirectiveScope, element:any, attrs:any) => {
            let s:any = scope.$parent; // repeat scope
            if (s.$last) {
                setTimeout(function(){
                    s.$emit('onRepeatLast', element, attrs);
                }, 1);
            }
        };

        public static factory = ()=> {
            return new OnLastRepeatDirective();
        };

    }

    OnLastRepeatDirective.factory.$inject = [];
}