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63 lines
1.6 KiB
TypeScript
63 lines
1.6 KiB
TypeScript
import React, { ComponentType } from 'react';
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import { renderToStaticMarkup } from 'react-dom/server';
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import { HelmetProvider, FilledContext } from 'react-helmet-async';
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import { Asset, Bundler } from '../../bundler';
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import { Observable } from '../../observable';
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import { ServerStyleSheet } from 'styled-components';
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import { resolve } from 'path';
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type PageOptions = {
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path: string;
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template: Observable<ComponentType<any>>;
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props: Observable<any>;
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bundler: Bundler;
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};
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const createPage = (options: PageOptions) => {
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const data = Observable.combine({
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template: options.template,
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props: options.props,
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});
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const page = data.pipe(async ({ template, props }) => {
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const sheet = new ServerStyleSheet();
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const helmetContext: FilledContext = {} as any;
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const body = sheet.collectStyles(
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React.createElement(
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HelmetProvider,
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{ context: helmetContext },
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React.createElement(template, props),
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),
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);
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const bodyHtml = renderToStaticMarkup(body);
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const { helmet } = helmetContext;
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const css = sheet.getStyleTags();
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const headHtml = [
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css,
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helmet.title?.toString(),
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helmet.priority?.toString(),
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helmet.meta?.toString(),
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helmet.link?.toString(),
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helmet.script?.toString(),
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]
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.filter(Boolean)
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.join('');
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const html = `<!DOCTYPE html>
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<html lang="en">
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<head>
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${headHtml}
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</head>
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<body>
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${bodyHtml}
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</body>
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</html>
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`;
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const asset: Asset = { content: html };
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return asset;
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});
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const path = resolve('/', options.path, 'index.html');
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return options.bundler.register(path, page);
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};
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export { createPage };
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