feat: ws simple setup only

common/exceptions/exception-filter.ts

@@ -9,13 +9,14 @@ import { Request, Response } from 'express';
 
 @Catch(HttpException) // What exception to catch
 export class HttpExceptionFilter implements ExceptionFilter<HttpException> {
-  constructor(private readonly logger: Logger) {}
+  constructor(private readonly logger: Logger) { }
   catch(exception: HttpException, host: ArgumentsHost) {
     const ctx = host.switchToHttp();
     const request: Request = ctx.getRequest();
     const response: Response = ctx.getResponse();
     const status = exception.getStatus();
 
+
     if (status >= 500) {
       this.logger.warn({
         method: request.method,
@@ -28,10 +29,11 @@ export class HttpExceptionFilter implements ExceptionFilter<HttpException> {
       exception.message = `${exception.message} not found`;
     }
 
-    response.status(status).json({
-      success: false,
-      message: exception.message,
-      statusCode: status,
-    });
+
+    // response.status(status).json({
+    //   success: false,
+    //   message: exception.message,
+    //   statusCode: status,
+    // });
   }
 }

common/exceptions/websocket.ts

@@ -0,0 +1,29 @@
+import { Catch, ArgumentsHost } from '@nestjs/common';
+import { BaseWsExceptionFilter, WsException } from '@nestjs/websockets';
+
+@Catch()
+export class WsValidationExceptionFilter extends BaseWsExceptionFilter {
+  catch(exception: unknown, host: ArgumentsHost) {
+    const client = host.switchToWs().getClient();
+    if (exception instanceof WsException) {
+      client.emit('exception', {
+        status: 'error',
+        message: exception.getError(),
+      });
+      return;
+    }
+
+    // Handle ValidationPipe errors (they come as plain objects, not WsException)
+    if (
+      Array.isArray((exception as any)?.response?.message)
+    ) {
+      client.emit('exception', {
+        status: 'error',
+        message: (exception as any).response.message,
+      });
+      return;
+    }
+
+    super.catch(exception, host);
+  }
+}