import { createSelector } from 'reselect'; const getState = (state) => state; // General getters export const getFavourites = createSelector(getState, (state) => state.favourites); export const checkFavourites = (product) => createSelector(getState, (state) => state.favourites.includes(product)); export const getCart = createSelector(getState, (state) => state.cart); export const getCartCount = createSelector(getState, (state) => state.cart.length);