module Coco
  module App
    module Blocks
      class SidebarNavItem < Coco::Component
        tag_name :a
        tag_attr :href

        renders_one :icon
        renders_one :menu

        renders_many :menu_items, ->(label, href, **kwargs) do
          data = {label: label, href: href, **kwargs}
          if menu_items.size < max_menu_items
            SidebarNavMenuItem.new(**data)
          else
            dropdown_menu_items << data
            nil
          end
        end

        renders_one :menu_action, ->(*args, **kwargs, &block) do
          tag.div class: "sidebar-nav-menu-item" do
            coco_button(*args, theme: :primary, size: :sm, fit: :full, **kwargs, &block)
          end
        end

        before_render do
          set_tag_attr(:id, item_id)
          if @icon && !icon?
            with_icon do
              tag.span(class: "nav-item-icon") do
                coco_icon(@icon, size: :full)
              end
            end
          end
        end

        attr_reader :label, :tooltip, :dropdown_menu_items, :max_menu_items, :item_id

        def initialize(label:, id: nil, icon: nil, emphasise: false, active: false, tooltip: nil, menu_select_placeholder: nil, max_menu_items: 6, **)
          @item_id = id
          @label = label
          @icon = icon
          @emphasise = emphasise
          @tooltip = tooltip
          @active = active
          @max_menu_items = max_menu_items
          @menu_select_placeholder = menu_select_placeholder
          @dropdown_menu_items = []
        end

        def tooltip?
          tooltip.present?
        end

        def active?
          @active == true
        end

        def emphasise?
          @emphasise == true
        end

        def menu_select_placeholder
          @menu_select_placeholder || "More items..."
        end

        def menu_id
          "#{item_id}-menu" if item_id.present?
        end

        def menu_template_id
          "#{menu_id}-template" if menu_id.present?
        end

        class SidebarNavMenuItem < Coco::Component
          attr_reader :icon, :href, :modal

          def initialize(label:, href:, icon: nil, modal: nil, qualifier: nil, **)
            @label = label
            @href = href
            @icon = icon
            @modal = modal
            @qualifier = qualifier
          end

          def call
            coco_link(href, theme: nil, modal: modal, class: "sidebar-nav-menu-item") do
              label
            end
          end

          def label
            tag.span(@label, class: "sidebar-nav-menu-item-text") + qualifier
          end

          def qualifier
            if @icon || @qualifier
              tag.span(class: "sidebar-nav-menu-item-qualifier") do
                @icon ? coco_icon(icon, size: :sm) : @qualifier
              end
            end
          end
        end
      end
    end
  end
end