landville-frontend/server.ts at develop · patrickf949/landville-frontend · GitHub

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import { APP_BASE_HREF } from '@angular/common';
import { CommonEngine } from '@angular/ssr/node';
import express from 'express';
import { dirname, join, resolve } from 'node:path';
import { fileURLToPath } from 'node:url';
import * as domino from 'domino';
import { AppServerModule } from './src/app/app.server.module';

const serverDistFolder = dirname(fileURLToPath(import.meta.url));
const browserDistFolder = resolve(serverDistFolder, '../browser');
const indexHtml = join(serverDistFolder, 'index.server.html');

const window = domino.createWindow('<body></body>');
globalThis.window = window as unknown as Window & typeof globalThis;
globalThis.document = window.document;
globalThis.localStorage = window.localStorage;

export function app(): express.Express {
  const server = express();
  const commonEngine = new CommonEngine();

  server.set('view engine', 'html');
  server.set('views', browserDistFolder);

  server.get('*.*', express.static(browserDistFolder, {
    maxAge: '1y'
  }));

  server.get('*', (req, res, next) => {
    const { protocol, originalUrl, baseUrl, headers } = req;

    commonEngine
      .render({
        bootstrap: AppServerModule,
        documentFilePath: indexHtml,
        url: `${protocol}://${headers.host}${originalUrl}`,
        publicPath: browserDistFolder,
        providers: [{ provide: APP_BASE_HREF, useValue: baseUrl }]
      })
      .then((html) => res.send(html))
      .catch((err) => next(err));
  });

  return server;
}

function run(): void {
  const port = process.env.PORT || 4200;
  const server = app();

  server.listen(port, () => {
    console.log(`Node Express server listening on http://localhost:${port}`);
  });
}

run();