RxjS shareReplay : how to reset its value?

Question

I use shareReplay to call only once (like a cache) a webservice to retrieve some informations :

In my service :

getProf         


        

Answer 1

Sounds like you can prepend a Subject that will inject the new value with merge:

private refresh$ = new Subject();

refreshProfile(...): void {
  this.refresh$.next(/* whatever */);
}

getProfile(): Observable {
  return this.callWS().pipe(
    merge(this.refresh$),
    shareReplay(1),
  );
}