src/app/loans/products/store/effects/notification.effects.ts

/**
 * 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 {Injectable} from '@angular/core';
import {Actions, Effect, toPayload} from '@ngrx/effects';
import {Observable} from 'rxjs/Observable';
import {Action} from '@ngrx/store';
import * as productActions from '../product.actions';
import {NotificationService, NotificationType} from '../../../../services/notification/notification.service';

@Injectable()
export class ProductNotificationEffects {

  @Effect({ dispatch: false })
  createProductSuccess$: Observable<Action> = this.actions$
    .ofType(productActions.CREATE_SUCCESS, productActions.UPDATE_SUCCESS)
    .do(() => this.notificationService.send({
      type: NotificationType.MESSAGE,
      message: 'Product is going to be saved'
    }));

  @Effect({ dispatch: false })
  deleteProductSuccess$: Observable<Action> = this.actions$
    .ofType(productActions.DELETE_SUCCESS)
    .do(() => this.notificationService.send({
      type: NotificationType.MESSAGE,
      message: 'Product is going to be deleted'
    }));

  @Effect({ dispatch: false })
  deleteProductFail$: Observable<Action> = this.actions$
    .ofType(productActions.DELETE_FAIL)
    .do(() => this.notificationService.send({
      type: NotificationType.ALERT,
      title: 'Product can\'t be deleted',
      message: 'Product is already assigned to a member.'
    }));

  @Effect({ dispatch: false })
  enableProductSuccess$: Observable<Action> = this.actions$
    .ofType(productActions.ENABLE_SUCCESS)
    .map(toPayload)
    .do(payload => {
      const action: string = payload.enable ? 'enabled' : 'disabled';
      this.notificationService.send({
        type: NotificationType.MESSAGE,
        message: `Product is going to be ${action}`
      });
    });

  @Effect({ dispatch: false })
  enableProductFail$: Observable<Action> = this.actions$
    .ofType(productActions.ENABLE_FAIL)
    .map(toPayload)
    .do(payload => this.notificationService.send({
      type: NotificationType.ALERT,
      message: 'Product could not be enabled'
    }));

  constructor(private actions$: Actions, private notificationService: NotificationService) {}
}