import { Injectable } from '@angular/core'; import { api } from '../../../config'; import { Observable, BehaviorSubject } from 'rxjs'; const backuri = api.ADMIN_URL_BACK; @Injectable({ providedIn: 'root' }) export class DashboardService { private menuPosition: BehaviorSubject = new BehaviorSubject(null); public menuPosition$: Observable = this.menuPosition.asObservable(); constructor() { } updateMenuPosition(position) { this.menuPosition.next(position); } }