plugins/org.eclipse.osee.web/src/app/userdata/services/user-data-current-user.service.ts

import { Injectable } from '@angular/core';
import { from, iif, zip,Observable, of } from 'rxjs';
import { switchMap, repeatWhen, share, mergeMap,filter, tap, finalize, take } from 'rxjs/operators';
import { user } from '../types/user-data-user';
import { UserDataAccountService } from './user-data-account.service';
import { UserDataUIStateService } from './user-data-uistate.service';

@Injectable({
  providedIn: 'root'
})
export class UserDataCurrentUserService {

  private _userDisplayable: Observable<user>=this.uiStateService.userId.pipe(
    switchMap(val => iif(() => val !== '',
    this.accountService.getUser()
    )),
    share()
  )

  constructor(private uiStateService: UserDataUIStateService, private accountService: UserDataAccountService) {
   }
  public get userDisplayable() {
    return this._userDisplayable;
  }
}