{% with messages = get_flashed_messages(with_categories=true) %} {% if messages %} {% for category, message in messages %} {% set toast_class = 'bg-success text-white' if category == 'success' else 'bg-danger text-white' if category == 'danger' else 'bg-warning text-dark' if category == 'warning' else 'bg-primary text-white' %} {% endfor %} {% endif %} {% endwith %}