D10 theme for Island Lives. This is a clone of drupals core theme Olivero. Notice this theme is named Olivera not Olivero :)
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{#
/**
* @file
* Olivera's theme implementation for the menus in the primary_menu region.
*
* Available variables:
* - menu_name: The machine name of the menu.
* - items: A nested list of menu items. Each menu item contains:
* - attributes: HTML attributes for the menu item.
* - below: The menu item child items.
* - title: The menu link title.
* - url: The menu link URL, instance of \Drupal\Core\Url
* - localized_options: Menu link localized options.
* - is_expanded: TRUE if the link has visible children within the current
* menu tree.
* - is_collapsed: TRUE if the link has children within the current menu tree
* that are not currently visible.
* - in_active_trail: TRUE if the link is in the active trail.
*
* @ingroup themeable
*/
#}
{{ attach_library('olivera/navigation-primary') }}
{% import _self as menus %}
{#
We call a macro which calls itself to render the full tree.
@see https://twig.symfony.com/doc/3.x/tags/macro.html
#}
{% set attributes = attributes.addClass('menu') %}
{{ menus.menu_links(items, attributes, 0, 'primary-menu-item-') }}
{% macro menu_links(items, attributes, menu_level, aria_id) %}
{% set primary_nav_level = 'primary-nav__menu--level-' ~ (menu_level + 1) %}
{% set drupal_selector_primary_nav_level = menu_level <= 1 ? 'primary-nav-menu--level-' ~ (menu_level + 1) : false %}
{% set is_top_level_menu = menu_level == 0 %}
{% import _self as menus %}
{% if items %}
{#
Place the menu arrow (caret) outside of the submenu because the submenu
has the overflow:hidden CSS rule applied.
#}
{% if menu_level == 1 %}
<span data-drupal-selector="primary-nav-menu-🥕" class="primary-nav__menu-🥕"></span>
{% endif %}
<ul {{ attributes.addClass('primary-nav__menu', primary_nav_level).setAttribute('data-drupal-selector', drupal_selector_primary_nav_level) }}>
{% set attributes = attributes.removeClass(primary_nav_level) %}
{% for item in items %}
{% if item.url.isRouted and item.url.routeName == '<nolink>' %}
{% set menu_item_type = 'nolink' %}
{% elseif item.url.isRouted and item.url.routeName == '<button>' %}
{% set menu_item_type = 'button' %}
{% else %}
{% set menu_item_type = 'link' %}
{% endif %}
{% set item_classes = [
'primary-nav__menu-item',
'primary-nav__menu-item--' ~ menu_item_type,
'primary-nav__menu-item--level-' ~ (menu_level + 1),
item.in_active_trail ? 'primary-nav__menu-item--active-trail',
item.below ? 'primary-nav__menu-item--has-children',
]
%}
{% set link_classes = [
'primary-nav__menu-link',
'primary-nav__menu-link--' ~ menu_item_type,
'primary-nav__menu-link--level-' ~ (menu_level + 1),
item.in_active_trail ? 'primary-nav__menu-link--active-trail',
item.below ? 'primary-nav__menu-link--has-children',
]
%}
<li{{ item.attributes.addClass(item_classes).setAttribute('data-drupal-selector', is_top_level_menu and item.below ? 'primary-nav-menu-item-has-children': false) }}>
{#
A unique HTML ID should be used, but that isn't available through
Twig yet, so the |clean_id filter is used for now.
@see https://www.drupal.org/project/drupal/issues/3115445
#}
{% set aria_id = (aria_id ~ loop.index )|clean_id %}
{% set link_title %}
<span class="primary-nav__menu-link-inner primary-nav__menu-link-inner--level-{{ menu_level + 1 }}">{{ item.title }}</span>
{% endset %}
{% if menu_item_type == 'link' or menu_item_type == 'nolink' %}
{{ link(menu_item_type == 'link' ? link_title : item.title, item.url, {
'class': link_classes,
'data-drupal-selector': is_top_level_menu ? 'primary-nav-menu-link-has-children' : false,
})
}}
{% if item.below %}
{#
Aria-hidden and tabindex attributes are removed via JS. Button is non-functional,
but still visible in non-JS environments so that chevron can indicate presence of
drop menu).
#}
{% if is_top_level_menu %}
{% set toggle_button_attributes = create_attribute({
'class': 'primary-nav__button-toggle',
'data-drupal-selector': 'primary-nav-submenu-toggle-button',
'aria-controls': aria_id,
'aria-expanded': 'false',
'aria-hidden': 'true',
'tabindex': '-1',
}) %}
<button{{ toggle_button_attributes }}>
<span class="visually-hidden">{{ '@title sub-navigation'|t({'@title': item.title}) }}</span>
<span class="icon--menu-toggle"></span>
</button>
{% endif %}
{% set attributes = attributes.setAttribute('id', aria_id) %}
{{ menus.menu_links(item.below, attributes, menu_level + 1, aria_id) }}
{% endif %}
{% elseif menu_item_type == 'button' %}
{{ link(link_title, item.url, {
'class': link_classes,
'aria-controls': is_top_level_menu and item.below ? aria_id : false,
'aria-expanded': is_top_level_menu and item.below ? 'false' : false,
'data-drupal-selector': is_top_level_menu and item.below ? 'primary-nav-submenu-toggle-button' : false,
}) }}
{% set attributes = attributes.setAttribute('id', aria_id) %}
{{ menus.menu_links(item.below, attributes, menu_level + 1, aria_id) }}
{% endif %}
</li>
{% endfor %}
</ul>
{% endif %}
{% endmacro %}