84 lines
2.4 KiB
TypeScript
84 lines
2.4 KiB
TypeScript
import type { Express } from "express";
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import express from 'express';
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import Path from 'path';
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import fsp from 'fs/promises';
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function notStupidParseInt(v: string | undefined): number {
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return v === undefined ? NaN : parseInt(v);
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}
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const app: Express = express();
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const port: number = notStupidParseInt(process.env.PORT) || 8080;
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const dataPath: string = process.env.CONFIG || Path.join('config', 'config.json');
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app.set('trust proxy', 1);
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app.set('view engine', 'ejs');
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app.set('view options', { outputFunctionName: 'echo' });
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app.use('/assets', express.static('assets', { maxAge: '365d', immutable: true }));
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let visitCount = JSON.parse((await fsp.readFile(dataPath)).toString())['visits'] as number || 0;
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app.get('/healthcheck', (req, res) => {
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res.send('Healthy');
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});
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app.get('/', (req, res) => {
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console.log(req.headers['user-agent']);
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res.render('index',
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{
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visitCount
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},
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function (err, html) {
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if (!err) {
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res.send(html);
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}
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else {
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console.error(err);
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res.status(500).send('Something went wrong. Please try again later.');
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}
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});
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});
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app.get('/favicon.ico', (_, res) => {
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res.sendFile(Path.join(process.cwd(), 'assets', 'images', 'favicon.ico'), {
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maxAge: '365d',
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immutable: true
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}, err => {
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if (err) {
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console.error(err);
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}
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});
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});
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const sendPixel = (_: express.Request, res: express.Response) => {
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res.set('Cache-Control', 'private, max-age=31557600'); // one year
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visitCount++;
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res.sendFile(Path.resolve(import.meta.dirname, '..', 'assets', 'images', 'webp', 'cache-me.webp'));
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}
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app.get('/cache-me.webp', sendPixel);
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app.get('/cache-me-2.webp', sendPixel);
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app.use(function(req, res, _){
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console.log(`404: ${req.url} requested by ${req.ip} "${req.headers['user-agent']}"`);
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res.redirect('/');
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});
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const webserver = app.listen(port, () => console.log(`jakehurwitzisabitch.com running on port ${port}`));
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async function saveVisits() {
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await fsp.writeFile(dataPath, JSON.stringify({
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visits: visitCount
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}));
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}
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let inverval = setInterval(saveVisits, 1800000);
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process.on('SIGTERM', async () => {
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clearInterval(inverval);
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console.log('writing visit count...');
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await saveVisits();
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console.log('done. shutting down...');
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webserver.close();
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});
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