client/src/app/core/confirm/confirm.service.ts

   1 import { Injectable } from '@angular/core';
   2 import { Subject } from 'rxjs/Subject';
   3 import 'rxjs/add/operator/first';
   4
   5 @Injectable()
   6 export class ConfirmService {
   7   showConfirm = new Subject<{ title, message }>();
   8   confirmResponse = new Subject<boolean>();
   9
  10   confirm(message: string = '', title: string = '') {
  11     this.showConfirm.next({ title, message });
  12
  13     return this.confirmResponse.asObservable().first();
  14   }
  15 }