Function useFirestoreDocDataOnce

src/firestore.tsx:74–81

(ref: DocumentReference<T>, options?: ReactFireOptions<T>)

 * Get a Firestore document, unwrap the document into a plain object, and don't subscribe to changes
 */
export function useFirestoreDocDataOnce<T = unknown>(ref: DocumentReference<T>, options?: ReactFireOptions<T>): ObservableStatus<T> {
  const idField = options ? checkIdField(options) : 'NO_ID_FIELD';

  const observableId = `firestore:docDataOnce:${ref.firestore.app.name}:${ref.path}:idField=${idField}`;
  const observable$ = docData(ref, { idField }).pipe(first());

  return useObservable(observableId, observable$, options);
}

/**
 * Subscribe to a Firestore collection