Files
Morten Olsen 35ef204433 foo
2023-03-29 15:10:30 +02:00

82 lines
2.2 KiB
TypeScript

import React, { ComponentType } from 'react';
import { renderToStaticMarkup } from 'react-dom/server';
import { HelmetProvider, FilledContext } from 'react-helmet-async';
import { Asset, Bundler } from '../../bundler';
import { Observable } from '../../observable';
import { ServerStyleSheet } from 'styled-components';
import { resolve } from 'path';
import { createScript } from '../script';
type PageOptions = {
path: string;
template: Observable<ComponentType<any>>;
props: Observable<any>;
bundler: Bundler;
};
let devClientUrl: string | undefined;
const createPage = (options: PageOptions) => {
const data = Observable.combine({
template: options.template,
props: options.props,
});
if (devClientUrl === undefined) {
const devClient = createScript({
path: resolve(__dirname, 'client.ts'),
format: 'iife',
});
const devClientAsset = devClient.pipe<Asset>(async () => {
const script = await devClient.data;
return {
content: script,
};
});
const devClientBundle = options.bundler.register('/dev-client.js', devClientAsset);
devClientUrl = devClientBundle;
}
const page = data.pipe(async ({ template, props }) => {
const sheet = new ServerStyleSheet();
const helmetContext: FilledContext = {} as any;
const body = sheet.collectStyles(
React.createElement(
HelmetProvider,
{ context: helmetContext },
React.createElement(template, props),
),
);
const bodyHtml = renderToStaticMarkup(body);
const { helmet } = helmetContext;
const css = sheet.getStyleTags();
const headHtml = [
css,
`<script src="${devClientUrl}"></script>`,
helmet.title?.toString(),
helmet.priority?.toString(),
helmet.meta?.toString(),
helmet.link?.toString(),
helmet.script?.toString(),
]
.filter(Boolean)
.join('');
const html = `<!DOCTYPE html>
<html lang="en">
<head>
${headHtml}
</head>
<body>
${bodyHtml}
</body>
</html>
`;
const asset: Asset = { content: html };
return asset;
});
const path = resolve('/', options.path, 'index.html');
return options.bundler.register(path, page);
};
export { createPage };