/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 *
 */

import { EventEmitter, Input, Output, ViewChild, Directive } from '@angular/core';
import { CdkPortalOutlet, ComponentPortal, Portal } from '@angular/cdk/portal';
import { DialogRef } from './dialog-ref';

@Directive()
export abstract class BaseDialogComponent<T> {

  @Input()
  dialogTitle = '';

  @Input()
  comp: ComponentPortal<T>;

  @Output()
  containerEvent = new EventEmitter<{ key: 'CLOSE' }>();

  @ViewChild('portal', {read: CdkPortalOutlet, static: true})
  portal: CdkPortalOutlet;

  @Input()
  selectedPortal: Portal<T>;

  @Input()
  dialogRef: DialogRef<T>;


  protected constructor() {

  }

  attach(): any {
    const c = this.portal.attach(this.selectedPortal);
    return c.instance;
  }

  close() {
    this.dialogRef.close();
  }

  abstract closeDialog();
}

