import React from 'react'; import { TodoListItem } from './TodoListItem'; export class TodoList extends React.Component { render() { const { filter, todos } = this.props; const filteredTodos = Object.keys(todos).filter(id => { return filter === 'all' || (filter === 'completed' && todos[id].completed) || (filter === 'active' && !todos[id].completed); }); return ( ); } }