NextJS middleware to fix "Invalid Refresh Token: Already Used" from supabase

middleware.ts

// Requested fix for https://github.com/supabase/gotrue/issues/1290

export async function middleware(req: NextRequest) {
  const res = NextResponse.next();

  const supabase = createMiddlewareClient({req, res});

  const {error} = await supabase.auth.getSession();

  // Trying to fix "Invalid Refresh Token: Already Used"
  // https://github.com/vercel/next.js/issues/40146#issuecomment-1236392823
  if (error) {
    const prefix = (
      process.env.NEXT_PUBLIC_SUPABASE_URL.split('//').pop() as string
    )
      .split('.')
      .shift();
    deleteCookie(req, res, `sb-${prefix}-auth-token`);
  }

  return res;
}