// https://vike.dev/onRenderHtml
import { renderToString as renderToString_ } from '@vue/server-renderer';
import { escapeInject, dangerouslySkipEscape } from 'vike/server';
import { createApp } from './app.js';
import getTitle from '../src/get-title.js';
async function renderToString(app) {
let err;
// Workaround: renderToString_() swallows errors in production, see https://github.com/vuejs/core/issues/7876
app.config.errorHandler = (err_) => { // eslint-disable-line no-param-reassign
err = err_;
};
const appHtml = await renderToString_(app);
if (err) {
throw err;
}
return appHtml;
}
async function onRenderHtml(pageContext) {
const { Page, pageProps } = pageContext;
// This onRenderHtml() hook only supports SSR, see https://vike.dev/render-modes for how to modify
// onRenderHtml() to support SPA
if (!Page) {
throw new Error('My render() hook expects pageContext.Page to be defined');
}
const app = createApp(Page, pageProps, pageContext);
const appHtml = await renderToString(app);
// See https://vike.dev/head
const { documentProps } = pageContext.exports;
const title = getTitle(documentProps?.title || pageContext.title);
const desc = (documentProps && documentProps.description) || 'traxxx';
const documentHtml = escapeInject`
${title}
${dangerouslySkipEscape(appHtml)}
`;
return {
documentHtml,
pageContext: {
// We can add some `pageContext` here, which is useful if we want to do page redirection https://vike.dev/page-redirection
},
};
}
export { onRenderHtml };