import { createContext, useContext } from 'react';
import type { Prefs } from './prefs';

export interface PrefsApi { prefs: Prefs; update: (p: Prefs) => void }
export const PrefsContext = createContext<PrefsApi | null>(null);
export const usePrefs = (): PrefsApi => {
  const p = useContext(PrefsContext);
  if (!p) throw new Error('usePrefs outside PrefsContext');
  return p;
};