SignalR

const { HubConnectionBuilder, LogLevel } = require("@microsoft/signalr");

// Create an HTTP server
const http = require("http");
const port = 5555;
const server = http.createServer();

// Start the server
server.listen(port, () => {
    console.log(`Server started on port ${port}`);
});

// Create a SignalR connection
const hubConnection = new HubConnectionBuilder()
    .withUrl(`http://localhost:${port}/chatHub`)
    .configureLogging(LogLevel.Information) // Set log level (Information, Debug, etc.)
    .build();

// Start the SignalR connection
hubConnection.start()
    .then(() => {
        console.log(`SignalR server started`);
    })
    .catch(error => {
        console.error(`Error starting SignalR server: ${error}`);
    });

// Handle events or messages here
// Example:
hubConnection.on('messageReceived', (user, message) => {
    console.log(`Received message from ${user}: ${message}`);
});

Server started on port 5555
[2023-09-25T17:52:40.776Z] Warning: Timeout from HTTP request.
[2023-09-25T17:52:40.778Z] Error: Failed to complete negotiation with the server: Error: A timeout occurred.
[2023-09-25T17:52:40.779Z] Error: Failed to start the connection: Error: Failed to complete negotiation with the server: Error: A timeout occurred.
Error starting SignalR server: Error: Failed to complete negotiation with the server: Error: A timeout occurred.