2 * ========================LICENSE_START=================================
5 * Copyright (C) 2019 Nordix Foundation
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ========================LICENSE_END===================================
21 import { HttpErrorResponse } from '@angular/common/http';
22 import { Injectable } from '@angular/core';
23 import { MatTableDataSource } from '@angular/material';
25 import { Observable } from 'rxjs/Observable';
26 import { BehaviorSubject } from 'rxjs/BehaviorSubject';
27 import { of } from 'rxjs/observable/of';
28 import { catchError, finalize, tap } from 'rxjs/operators';
30 import { EIProducer } from '../interfaces/ei.types';
31 import { EIService } from '../services/ei/ei.service';
32 import { NotificationService } from '../services/ui/notification.service';
38 export class EIProducerDataSource extends MatTableDataSource<EIProducer> {
40 producerSubject = new BehaviorSubject<EIProducer[]>([]);
42 private loadingSubject = new BehaviorSubject<boolean>(false);
44 public loading$ = this.loadingSubject.asObservable();
46 public rowCount = 1; // hide footer during intial load
49 private eiSvc: EIService,
50 private notificationService: NotificationService) {
54 loadProducers(): Observable<EIProducer[]> {
55 this.loadingSubject.next(true);
56 let producers: Array<EIProducer> = [];
57 this.eiSvc.getProducerIds()
59 catchError((her: HttpErrorResponse) => {
60 this.notificationService.error('Failed to get producers: ' + her.error);
63 finalize(() => this.loadingSubject.next(false))
65 .subscribe((prodIds: string[]) => {
66 console.log("ProducerIds: " + prodIds);
67 prodIds.forEach(id => {
68 let eiProducer = <EIProducer>{};
69 eiProducer.ei_producer_id = id;
70 this.eiSvc.getProducer(id).subscribe(producer => {
71 eiProducer.ei_producer_types = producer.supported_ei_types;
73 this.eiSvc.getProducerStatus(id).subscribe(prodStatus => {
74 eiProducer.status = prodStatus.opState.toString();
76 this.addProducerToSubject(eiProducer);
77 producers.push(eiProducer);
79 this.rowCount = this.producerSubject.value.length;
84 private addProducerToSubject(producer: EIProducer) {
85 const currentValue = this.producerSubject.value;
86 const updatedValue = [...currentValue, producer];
87 this.producerSubject.next(updatedValue);
90 connect(): BehaviorSubject<EIProducer[]> {
91 return this.producerSubject;
95 this.producerSubject.complete();
96 this.loadingSubject.complete();