grav-lecampus/user/themes/lecampus/templates/partials/form-messages.html.twig

{% if form.message %}
  {% set inline_errors = form.inline_errors is not null ? form.inline_errors : config.plugins.form.inline_errors(false) %}
  {% set status_mapping = {'success':'green', 'error': 'red', 'warning': 'yellow'} %}
  {% set message = inline_errors and form.messages ? "FORM.VALIDATION_FAIL"|t : form.message %}

  <script type="text/javascript">

    $(document).ready(function(){

      $(".ok").on('click', function () {
        $(this).parent('#send-valide').remove();
        location.reload();
      });
    });

  </script>

  <div id="send-valide">
    <div class="toast toast-{{ form.status }} {{ status_mapping[form.status] ?: 'green' }} mt-2 mb-2">{{ message|raw }}</div>
    <div class="ok">Ok, merci !</div>
  </div>
{% endif %}