import { createReducer } from '@reduxjs/toolkit'; import { openNavigation, closeNavigation, toggleNavigation, } from 'mastodon/actions/navigation'; interface State { open: boolean; } const initialState: State = { open: false, }; export const navigationReducer = createReducer(initialState, (builder) => { builder .addCase(openNavigation, (state) => { state.open = true; }) .addCase(closeNavigation, (state) => { state.open = false; }) .addCase(toggleNavigation, (state) => { state.open = !state.open; }); });