/
_app.tsx
56 lines (46 loc) · 1.47 KB
/
_app.tsx
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
import React from 'react'
import Link from 'next/link'
import { createContext } from 'react'
import { render } from 'react-dom'
import App, { AppContext } from 'next/app'
import { renderToString } from 'react-dom/server'
export const DummyContext = createContext(null)
class MyApp<P = {}> extends App<P & { html: string }> {
static async getInitialProps({ Component, AppTree, ctx }: AppContext) {
let pageProps = {}
if (Component.getInitialProps) {
pageProps = await Component.getInitialProps(ctx)
}
let html: string
const toRender = <AppTree pageProps={pageProps} another="prop" />
if (typeof window !== 'undefined') {
const el = document.createElement('div')
document.querySelector('body').appendChild(el)
render(toRender, el)
html = el.innerHTML
el.remove()
} else {
html = renderToString(toRender)
}
return { pageProps, html }
}
render() {
const { Component, pageProps, html, router } = this.props
const href = router.pathname === '/' ? '/another' : '/'
const child =
html && router.pathname !== '/hello' ? (
<>
<div dangerouslySetInnerHTML={{ __html: html }} />
<Link href={href}>
<a id={href === '/' ? 'home' : 'another'}>to {href}</a>
</Link>
</>
) : (
<Component {...pageProps} />
)
return (
<DummyContext.Provider value={'::ctx::'}>{child}</DummyContext.Provider>
)
}
}
export default MyApp