import { createServerClient } from "@supabase/ssr";
import { NextResponse, type NextRequest } from "next/server";

export function proxy(request: NextRequest) {
  let supabaseResponse = NextResponse.next({ request });

  // Skip Supabase auth if env vars not set (local dev without Supabase)
  if (!process.env.NEXT_PUBLIC_SUPABASE_URL || !process.env.NEXT_PUBLIC_SUPABASE_PUBLISHABLE_KEY) {
    return supabaseResponse;
  }

  const supabase = createServerClient(
    process.env.NEXT_PUBLIC_SUPABASE_URL,
    process.env.NEXT_PUBLIC_SUPABASE_PUBLISHABLE_KEY,
    {
      cookies: {
        getAll() {
          return request.cookies.getAll();
        },
        setAll(cookiesToSet) {
          cookiesToSet.forEach(({ name, value }) => request.cookies.set(name, value));
          supabaseResponse = NextResponse.next({ request });
          cookiesToSet.forEach(({ name, value, options }) =>
            supabaseResponse.cookies.set(name, value, options)
          );
        },
      },
    }
  );

  // Refresh session tokens
  supabase.auth.getUser();

  return supabaseResponse;
}

export const config = {
  matcher: ["/dashboard-pages/:path*", "/auth/:path*"],
};