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path: root/catalog-ui/src/app/ng2/pages/composition/composition-page.component.ts
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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=========================================================
 */
import { Component, Inject, OnDestroy, OnInit } from '@angular/core';
import { Component as TopologyTemplate } from 'app/models';
import * as Constants from 'constants';
import { EventListenerService } from '../../../services/event-listener-service';
import { EVENTS } from '../../../utils';

@Component({
    templateUrl: './composition-page.component.html',
    styleUrls: ['composition-page.component.less']
})
export class CompositionPageComponent implements OnInit, OnDestroy {

    private topologyTemplate: TopologyTemplate;

    constructor(@Inject('$stateParams') private stateParams, private eventListenerService: EventListenerService) {
        this.topologyTemplate = stateParams.component;
    }

    ngOnInit(): void {
        this.eventListenerService.registerObserverCallback(EVENTS.ON_CHECKOUT, (comp) => {
            this.topologyTemplate = comp;
        });
    }

    ngOnDestroy(): void {
        this.eventListenerService.unRegisterObserver(EVENTS.ON_CHECKOUT);
    }
}