import { atom } from 'jotai';

/** Session flag for the Shared Media side drawer (mutually exclusive with Members). */
export const isMediaDrawerAtom = atom(false);

const scrollTops = new Map<string, number>();

export const getMediaDrawerScrollTop = (roomId: string): number | undefined =>
  scrollTops.get(roomId);

export const setMediaDrawerScrollTop = (roomId: string, top: number): void => {
  scrollTops.set(roomId, top);
};

export const clearMediaDrawerScrollTop = (roomId: string): void => {
  scrollTops.delete(roomId);
};