DefineRouteMiddleware should add a Response type

[sgalcheung]

What version of starlight are you using?

0.32.1

What is your idea?

This should be like with the defineMiddleware method.

It should be allowed to redirect in some conditions.

  if (...) {
    return context.redirect('/404');
  }

Why is this feature necessary?

This should be like with the defineMiddleware method.

Do you have examples of this feature in other projects?

No response

Participation

• I am willing to submit a pull request for this feature.

[delucis]

Hi @sgalcheung! This is unfortunately not possible — route middleware is not like Astro’s middleware and runs later in the rendering process, so we can’t support features like redirects. For those, an Astro middleware is the right tool.

[sgalcheung]

I just want to handle some dissatisfied conditions, do you mean the route middleware is behind the page route?
I am confirming this route middleware life cycle is:

• Route handle
• Astro middleware
• Astro Page formatter
• Route middleware
• Astro Page render

[delucis]

Yes, that describes the life cycle pretty well!

[sgalcheung]

Now, I know why it is not possible, by the way, first I saw the middleware name is a route, so I think it should be a relation route, I think I am confused by the name(DefineRouteMiddleware).

[delucis]

Thanks for the feedback. Maybe another way to think about is like defineDataMiddleware() or defineRouteDataMiddleware() — it’s a way to interact with Starlight’s data layer, but not the actual request/response.