# frozen_string_literal: true

module Primer
  module Beta
    # Use `TimelineItem` to display items on a vertical timeline, connected by badge elements.
    class TimelineItem < Primer::Component
      status :beta

      # Avatar to be rendered to the left of the Badge.
      #
      # @param kwargs [Hash] The same arguments as <%= link_to_component(Primer::Beta::Avatar) %>.
      renders_one :avatar, lambda { |src:, size: 40, shape: :square, **system_arguments|
        system_arguments[:classes] = class_names(
          "TimelineItem-avatar",
          system_arguments[:classes]
        )

        Primer::Beta::Avatar.new(src: src, size: size, shape: shape, **system_arguments)
      }

      # Badge that will be connected to other TimelineItems.
      #
      # @param icon [String] Name of <%= link_to_octicons %> to use.
      # @param system_arguments [Hash] <%= link_to_system_arguments_docs %>
      renders_one :badge, "Badge"

      # Body to be rendered to the left of the Badge.
      #
      # @param system_arguments [Hash] <%= link_to_system_arguments_docs %>
      renders_one :body, lambda { |**system_arguments|
        deny_tag_argument(**system_arguments)
        system_arguments[:tag] = :div
        system_arguments[:classes] = class_names(
          "TimelineItem-body",
          system_arguments[:classes]
        )

        Primer::BaseComponent.new(**system_arguments)
      }

      # @param condensed [Boolean] Reduce the vertical padding and remove the background from the badge item. Most commonly used in commits.
      # @param system_arguments [Hash] <%= link_to_system_arguments_docs %>
      def initialize(condensed: false, **system_arguments)
        @system_arguments = deny_tag_argument(**system_arguments)
        @system_arguments[:tag] = :div
        @system_arguments[:classes] = class_names(
          "TimelineItem",
          condensed ? "TimelineItem--condensed" : "",
          system_arguments[:classes]
        )
      end

      def render?
        avatar? || badge? || body?
      end

      # This component is part of `Primer::Beta::TimelineItem` and should not be
      # used as a standalone component.
      class Badge < Primer::Component
        status :beta

        def initialize(icon: nil, **system_arguments)
          @icon = icon

          @system_arguments = deny_tag_argument(**system_arguments)
          @system_arguments[:tag] = :div
          @system_arguments[:classes] = class_names(
            "TimelineItem-badge",
            system_arguments[:classes]
          )
        end

        def call
          render(Primer::BaseComponent.new(**@system_arguments)) do
            render(Primer::Beta::Octicon.new(@icon))
          end
        end
      end
    end
  end
end