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monitor-dashboard/prerender.ts

46 lines
1.6 KiB
TypeScript

// Load zone.js for the server.
import 'zone.js/dist/zone-node';
import 'reflect-metadata';
import { readFileSync, writeFileSync, existsSync, mkdirSync } from 'fs';
import { join } from 'path';
import { enableProdMode } from '@angular/core';
// Faster server renders w/ Prod mode (dev mode never needed)
enableProdMode();
// Express Engine
import { ngExpressEngine } from '@nguniversal/express-engine';
// Import module map for lazy loading
import { provideModuleMap } from '@nguniversal/module-map-ngfactory-loader';
import { renderModuleFactory } from '@angular/platform-server';
import { ROUTES } from './static.paths';
// * NOTE :: leave this as require() since this file is built Dynamically from webpack
const { AppServerModuleNgFactory, LAZY_MODULE_MAP } = require('./dist/server/main');
const BROWSER_FOLDER = join(process.cwd(), 'browser');
// Load the index.html file containing referances to your application bundle.
const index = readFileSync(join('browser', 'index.html'), 'utf8');
let previousRender = Promise.resolve();
// Iterate each route path
ROUTES.forEach(route => {
const fullPath = join(BROWSER_FOLDER, route);
// Make sure the directory structure is there
if(!existsSync(fullPath)){
mkdirSync(fullPath);
}
// Writes rendered HTML to index.html, replacing the file if it already exists.
previousRender = previousRender.then(_ => renderModuleFactory(AppServerModuleNgFactory, {
document: index,
url: route,
extraProviders: [
provideModuleMap(LAZY_MODULE_MAP)
]
})).then(html => writeFileSync(join(fullPath, 'index.html'), html));
});