status-messages.html.twig

{#
/**
 * @file
 * Theme override for status messages.
 *
 * Displays status, error, and warning messages, grouped by type.
 *
 * An invisible heading identifies the messages for assistive technology.
 * Sighted users see a colored box. See
 * https://www.w3.org/TR/WCAG-TECHS/H69.html for info.
 *
 * Add an ARIA label to the contentinfo area so that assistive technology
 * user agents will better describe this landmark.
 *
 * Available variables:
 * - message_list: List of messages to be displayed, grouped by type.
 * - status_headings: List of all status types.
 * - attributes: HTML attributes for the element, including:
 *   - class: HTML classes.
 */
#}
{{ attach_library('olivero/messages') }}

<div data-drupal-messages class="messages-list">
  <div class="messages__wrapper layout-container">
    {% for type, messages in message_list %}
      {%
        set classes = [
        'messages-list__item',
        'messages',
        'messages--' ~ type,
      ]
      %}

      <div{{ attributes
        .addClass(classes)
        .setAttribute('data-drupal-selector', 'messages')
        .setAttribute('role', 'contentinfo')
        .setAttribute('aria-label', status_headings[type])
        }}>
        <div class="messages__container" data-drupal-selector="messages-container"{% if type == 'error' %} role="alert"{% endif %}>
          {% if status_headings[type] %}
            <div class="messages__header">
            <h2 class="visually-hidden">{{ status_headings[type] }}</h2>
              <div class="messages__icon">
                {% if type == 'error' %}
                  {% include "@olivero/../images/error.svg" %}
                {% elseif type == 'warning' %}
                  {% include "@olivero/../images/warning.svg" %}
                {% elseif type == 'status' %}
                  {% include "@olivero/../images/status.svg" %}
                {% elseif type == 'info' %}
                  {% include "@olivero/../images/info.svg" %}
                {% endif %}
              </div>
            </div>
          {% endif %}
          <div class="messages__content">
            {% if messages|length > 1 %}
              <ul class="messages__list">
                {% for message in messages %}
                  <li class="messages__item">{{ message }}</li>
                {% endfor %}
              </ul>
            {% else %}
              {{ messages|first }}
            {% endif %}
          </div>
        </div>
      </div>
      {# Remove type specific classes. #}
      {% set attributes = attributes.removeClass(classes) %}
    {% endfor %}
  </div>
</div>