import React from 'react' import { provide, types } from 'ioc' import { Link, Router } from '../routes' import Component1 from '../components/component1' const posts = [ { slug: 'hello-world', title: 'Hello world' }, { slug: 'another-blog-post', title: 'Another blog post' } ] @provide({ @types.func.isRequired Link, @types.object Router }) export default class extends React.Component { static async getInitialProps({ query, res }) { const post = posts.find(post => post.slug === query.slug) if (!post && res) { res.statusCode = 404 } return { post } } render() { const { post } = this.props if (!post) return