middleware.ts

import createIntlMiddleware from 'next-intl/middleware';
import { createServerClient } from '@supabase/ssr';
import type { NextRequest } from 'next/server';
import { routing } from './i18n/routing';

const handleI18nRouting = createIntlMiddleware(routing);

export async function middleware(request: NextRequest) {
  // 1) Let next-intl produce the response (handles locale prefix routing)
  const response = handleI18nRouting(request);

  // 2) Refresh the Supabase session and copy any auth cookies onto the intl response
  const supabase = createServerClient(
    process.env.NEXT_PUBLIC_SUPABASE_URL!,
    process.env.NEXT_PUBLIC_SUPABASE_ANON_KEY!,
    {
      cookies: {
        getAll() {
          return request.cookies.getAll();
        },
        setAll(cookiesToSet) {
          cookiesToSet.forEach(({ name, value, options }) => {
            response.cookies.set(name, value, options);
          });
        },
      },
    },
  );

  await supabase.auth.getUser();

  return response;
}

export const config = {
  // Match all non-asset, non-API paths so both locale routing and session refresh apply
  matcher: ['/((?!api|_next|_vercel|.*\\..*).*)'],
  
};