services/self-service/src/main/resources/webapp/src/app/core/services/progress-bar.service.ts

import { Injectable } from '@angular/core';
import { Subject } from "rxjs";

@Injectable({
  providedIn: 'root'
})
export class ProgressBarService {
  public showProgressBar = new Subject();

  constructor() { }

  public stopProgressBar() {
    this.showProgressBar.next(false);
  }

  public startProgressBar() {
    this.showProgressBar.next(true);
  }
}