Function useDocumentDataOnce

firestore/useDocument.ts:126–142

(
  docRef?: DocumentReference<T> | null,
  options?: OnceDataOptions<T> & InitialValueOptions<T>
)

};

export const useDocumentDataOnce = <T = DocumentData>(
  docRef?: DocumentReference<T> | null,
  options?: OnceDataOptions<T> & InitialValueOptions<T>
): DocumentDataOnceHook<T> => {
  const [snapshot, loading, error, reloadData] = useDocumentOnce<T>(
    docRef,
    options
  );

  const value = getValueFromSnapshot(
    snapshot,
    options?.snapshotOptions,
    options?.initialValue
  );

  return [value, loading, error, snapshot, reloadData];
};

const getDocFnFromGetOptions = (
  { source }: GetOptions = { source: 'default' }