monitor/server.ts

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import 'zone.js/dist/zone-node';
import 'reflect-metadata';
import { renderModuleFactory } from '@angular/platform-server';
import { enableProdMode } from '@angular/core';
import * as express from 'express';
import { join } from 'path';
import { readFileSync } from 'fs';
// Faster server renders w/ Prod mode (dev mode never needed)
enableProdMode();
// Express server
const app = express();
const PORT = process.env.PORT || 3000;
const DIST_FOLDER = join(process.cwd(), 'dist');
// Our index.html we'll use as our template
const template = readFileSync(join(DIST_FOLDER, 'browser', 'index.html')).toString();
// * NOTE :: leave this as require() since this file is built Dynamically from webpack
const { AppServerModuleNgFactory, LAZY_MODULE_MAP } = require('./dist/server/main');
// Express Engine
import {ngExpressEngine, RenderOptions} from '@nguniversal/express-engine';
// Import module map for lazy loading
import { provideModuleMap } from '@nguniversal/module-map-ngfactory-loader';
import {REQUEST, RESPONSE} from "@nguniversal/express-engine/tokens";
// Our Universal express-engine (found @ https://github.com/angular/universal/tree/master/modules/express-engine)
// app.engine('html', ngExpressEngine({
// bootstrap: AppServerModuleNgFactory,
// providers: [
// { provide: 'request', useFactory: () => options.req, deps: [] },
// provideModuleMap(LAZY_MODULE_MAP)
// ]
// }));
// be able to get request and get domain from there
app.engine('html', (_, options: any, callback) => {
const opts = {
document: template,
url: options.req.url,
extraProviders: [
provideModuleMap(LAZY_MODULE_MAP),
{
provide: REQUEST,
useValue: options.req
},
{
provide: RESPONSE,
useValue: options.req.res,
},
]
};
renderModuleFactory(AppServerModuleNgFactory, opts)
.then(html => callback(null, html)
);
});
app.set('view engine', 'html');
app.set('views', join(DIST_FOLDER, 'browser'));
/* - Example Express Rest API endpoints -
app.get('/api/**', (req, res) => { });
*/
// Server static files from /browser
app.get('*.*', express.static(join(DIST_FOLDER, 'browser'), {
maxAge: '1y'
}));
// ALl regular routes use the Universal engine
app.get('*', (req, res) => {
res.render('index', { req });
});
// Start up the Node server
app.listen(PORT, () => {
console.log(`Node Express server listening on http://localhost:${PORT}`);
});