Update src/server/serverESP32.js

main
Eyuep Sueyruege 2023-12-12 21:00:07 +01:00
parent 1f5929c02f
commit 5bee6688e6
1 changed files with 30 additions and 26 deletions

View File

@ -1,31 +1,35 @@
// First, install the required modules with the command: npm install express // Installiere zuerst die erforderlichen Module mit dem Befehl: npm install express
// Import the Express module // Importiere das Express-Modul
const express = require('express'); const express = require('express');
const cors = require('cors'); const cors = require('cors');
const http = require('http'); const http = require('http');
const WebSocket = require('ws'); const WebSocket = require('ws');
// Create an instance of Express
// Erstelle eine Instanz von Express
const app = express(); const app = express();
app.use(cors()); app.use(cors());
// Create an HTTP server // Erstelle einen HTTP-Server
const server = http.createServer((req, res) => { const server = http.createServer((req, res) => {
res.writeHead(200, {'Content-Type': 'text/plain'}); res.writeHead(200, {'Content-Type': 'text/plain'});
res.end('WebSocket Server is running'); res.end('WebSocket Server is running');
}); });
// Create a WebSocket server bound to the HTTP server // Erstelle einen WebSocket-Server, der an den HTTP-Server gebunden ist
const wss = new WebSocket.Server({ server }); const wss = new WebSocket.Server({ server });
// Event handler for incoming WebSocket connections // Event-Handler für eingehende WebSocket-Verbindungen
wss.on('connection', (ws) => { wss.on('connection', (ws) => {
console.log('Client connected'); console.log('Client connected');
// Event handler for incoming messages from the client // Event-Handler für eingehende Nachrichten vom Client
ws.on('message', (message) => { ws.on('message', (message) => {
// Send the received message to all connected clients client.send(`${message}`);
// Sende die empfangene Nachricht an alle verbundenen Clients
wss.clients.forEach((client) => { wss.clients.forEach((client) => {
if (client !== ws && client.readyState === WebSocket.OPEN) { if (client !== ws && client.readyState === WebSocket.OPEN) {
client.send(message); client.send(message);
@ -33,40 +37,40 @@ wss.on('connection', (ws) => {
}); });
}); });
// Event handler for closing the WebSocket connection // Event-Handler für das Schließen der WebSocket-Verbindung
ws.on('close', () => { ws.on('close', () => {
console.log('Client disconnected'); console.log('Client disconnected');
}); });
}); });
// Define an endpoint for GET requests with the 'zeit' parameter
app.get('/result/:cardname', (req, res) => {
// Read the 'zeit' parameter from the query
let zeit = req.params.cardname;
let result = `This card is the ${cardname}`;
// Send the result as a response // Definiere einen Endpunkt für GET-Requests mit dem Parameter 'zeit'
console.log(zeit); app.get('/ergebnis/:karte', (req, res) => {
console.log(result); // Lies den Zeitparameter aus dem path
let karte = req.params.karte;
// Send data to all WebSocket clients let ergebnis = `${karte}`;
// Sende Daten an alle WebSocket-Clients
wss.clients.forEach((client) => { wss.clients.forEach((client) => {
if (client.readyState === WebSocket.OPEN) { if (client.readyState === WebSocket.OPEN) {
client.send(result); client.send(ergebnis);
} }
}); });
res.send(result); res.send(ergebnis);
}); });
// Start the server on port 3000
// Starte den Server auf dem Port 3000
const port = 3000; const port = 3000;
app.listen(port, () => { app.listen(port, () => {
console.log(`Server is running on http://localhost:${port}`); console.log(`Server läuft auf http://localhost:${port}`);
}); });
// Start the server on port 3001 // Starte den Server auf Port 3000
server.listen(3001, () => { server.listen(3001, () => {
console.log('Server listening on http://localhost:3001'); console.log('Server listening on http://localhost:3001');
}); });