// src/redux/reducers.js import { ADD_TODO, TOGGLE_TODO } from './actions'; // Initial state const initialState = { todos: [] }; // The reducer function const todoReducer = (state = initialState, action) => { switch (action.type) { case ADD_TODO: return { ...state, todos: [...state.todos, { text: action.payload.text, completed: false }] }; case TOGGLE_TODO: return { ...state, todos: state.todos.map((todo, index) => index === action.payload.index ? { ...todo, completed: !todo.completed } : todo ) }; default: return state; } }; export default todoReducer;