
When I have questions when using the httpNodeMiddleware , I want to reject the request and return the response when the conditions are met, how should i write! thinks!!

When I have questions when using the httpNodeMiddleware , I want to reject the request and return the response when the conditions are met, how should i write! thinks!!
You need to do some reading about ExpressJS which is what underlies this.
In general, if you want to reject a request, you need to provide a status code and response.