using System; using System.Diagnostics; using System.IO; using System.Net; using System.Reflection; using System.Text; using System.Threading; using System.Threading.Tasks; using System.Windows.Forms; namespace WelsonJS.Launcher { public class ResourceServer { private readonly HttpListener _listener; private CancellationTokenSource _cts; private Task _serverTask; private bool _isRunning; private string _prefix; private string _resourceName; public ResourceServer(string prefix, string resourceName) { _prefix = prefix; _listener = new HttpListener(); _listener.Prefixes.Add(prefix); _resourceName = resourceName; } public void Start() { if (_isRunning) return; _isRunning = true; _cts = new CancellationTokenSource(); _listener.Start(); // Open the web browser Process.Start(_prefix); // Run a task with cancellation token _serverTask = Task.Run(() => ListenLoop(_cts.Token)); } public void Stop() { _isRunning = false; _cts.Cancel(); _listener.Stop(); MessageBox.Show("Server stopped."); } public bool IsRunning() { return _isRunning; } private async Task ListenLoop(CancellationToken token) { while (!token.IsCancellationRequested && _isRunning) { try { ProcessRequest(await _listener.GetContextAsync()); } catch (Exception ex) { if (token.IsCancellationRequested || !_isRunning) break; MessageBox.Show($"Error: {ex.Message}"); } } } private void ProcessRequest(HttpListenerContext context) { string path = context.Request.Url.AbsolutePath.TrimStart('/'); if ("favicon.ico".Equals(path, StringComparison.OrdinalIgnoreCase)) { ServeResource(context, GetResource("favicon"), "image/x-icon"); return; } ServeResource(context, GetResource(_resourceName), "text/html"); } private void ServeResource(HttpListenerContext context, byte[] data, string mimeType = "text/html") { if (data == null) { data = "text/html".Equals(mimeType, StringComparison.OrdinalIgnoreCase) ? Encoding.UTF8.GetBytes("