desktop push

lib/utils/web_socket_server.dart

@@ -0,0 +1,38 @@
+import 'dart:isolate';
+import 'dart:async';
+import 'dart:io';
+
+import 'package:shelf/shelf.dart' as shelf;
+import 'package:shelf/shelf_io.dart' as shelf_io;
+import 'package:shelf_web_socket/shelf_web_socket.dart';
+import 'package:web_socket_channel/io.dart'; // Import IOWebSocketChannel
+
+void webSocketServer(SendPort sendPort) async {
+  final clients = <IOWebSocketChannel>[]; // Use IOWebSocketChannel
+
+  final handler = webSocketHandler((webSocket) {
+    clients.add(webSocket);
+    webSocket.stream.listen(
+          (message) {
+        print('Received: $message');
+        for (var client in clients) {
+          if (client != webSocket) {
+            client.sink.add(message); // Broadcast the message to other clients
+          }
+        }
+      },
+      onDone: () {
+        clients.remove(webSocket);
+      },
+    );
+  });
+
+  final server = await shelf_io.serve(
+    shelf.Pipeline().addMiddleware(shelf.logRequests()).addHandler(handler),
+    '0.0.0.0',
+    8080,
+  );
+
+  print('WebSocket server running at ws://${server.address.host}:${server.port}');
+  sendPort.send('Server running at ws://${server.address.host}:${server.port}');
+}