import { SelectedState } from 'Helpers/Hooks/useSelectState'; function selectAll(selectedState: SelectedState, selected: boolean) { const newSelectedState = Object.keys(selectedState).reduce< Record >((acc, item) => { acc[Number(item)] = selected; return acc; }, {}); return { allSelected: selected, allUnselected: !selected, lastToggled: null, selectedState: newSelectedState, }; } export default selectAll;