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Contents
# frozen_string_literal: true
module Decidim
# A presenter to render menu items
class MenuItemPresenter
#
# Initializes a menu item for presentation
#
# @param menu_item [MenuItem] The menu item itself
# @param view [ActionView::Base] The view instance to help rendering the item
# @param options [Hash] The rendering options for the item
#
# @option options [String] :element_class
# The CSS class to be used for the item
#
# @option options [String] :active_class
# The CSS class to be used for the active item
#
def initialize(menu_item, view, options = {})
@menu_item = menu_item
@view = view
@options = OpenStruct.new(options)
end
delegate :label, :url, :active, :icon_name, to: :@menu_item
delegate :content_tag, :safe_join, :link_to, :active_link_to_class, :is_active_link?, :icon, to: :@view
def render
content_tag :li, class: link_wrapper_classes do
output = [link_to(composed_label, url, link_options)]
output.push(@view.send(:simple_menu, **@menu_item.submenu).render) if @menu_item.submenu
safe_join(output)
end
end
private
def link_options
if is_active_link?(url, active)
{ aria: { current: "page" } }
else
{}
end
end
def composed_label
icon_name.present? ? icon(icon_name) + label : label
end
def link_wrapper_classes
return @options.element_class unless is_active_link?(url, active)
[@options.element_class, active_class].compact.join(" ")
end
def active_class
active_link_to_class(
url,
active: active,
class_active: @options.active_class
)
end
end
end
Version data entries
12 entries across 12 versions & 1 rubygems