# frozen_string_literal: true

module Primer
  module Beta
    # `BorderBox` is a Box component with a border.
    class BorderBox < Primer::Component
      status :beta

      DEFAULT_PADDING = :default
      PADDING_MAPPINGS = {
        DEFAULT_PADDING => "",
        :condensed => "Box--condensed",
        :spacious => "Box--spacious"
      }.freeze
      PADDING_SUGGESTION = "Perhaps you could consider using :padding options of #{PADDING_MAPPINGS.keys.to_sentence}?"

      DEFAULT_ROW_SCHEME = :default
      ROW_SCHEME_MAPPINGS = {
        DEFAULT_ROW_SCHEME => "",
        :neutral => "Box-row--gray",
        :info => "Box-row--blue",
        :warning => "Box-row--yellow"
      }.freeze

      # Optional Header.
      #
      # @param system_arguments [Hash] <%= link_to_system_arguments_docs %>
      # @accessibility
      # When using header.with_title, the recommended tag is a heading tag, such as h1, h2, h3, etc.
      renders_one :header, "Primer::Beta::BorderBox::Header"

      # Optional Body.
      #
      # @param system_arguments [Hash] <%= link_to_system_arguments_docs %>
      renders_one :body, lambda { |**system_arguments|
        system_arguments[:tag] = :div
        system_arguments[:classes] = class_names(
          "Box-body",
          system_arguments[:classes]
        )

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

      # Optional Footer.
      #
      # @param system_arguments [Hash] <%= link_to_system_arguments_docs %>
      renders_one :footer, lambda { |**system_arguments|
        system_arguments[:tag] = :div
        system_arguments[:classes] = class_names(
          "Box-footer",
          system_arguments[:classes]
        )

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

      # Use Rows to add rows with borders and maintain the same padding.
      #
      # @param scheme [Symbol] Color scheme. <%= one_of(Primer::Beta::BorderBox::ROW_SCHEME_MAPPINGS.keys) %>
      # @param system_arguments [Hash] <%= link_to_system_arguments_docs %>
      renders_many :rows, lambda { |scheme: DEFAULT_ROW_SCHEME, **system_arguments|
        system_arguments[:tag] = :li
        system_arguments[:classes] = class_names(
          "Box-row",
          ROW_SCHEME_MAPPINGS[fetch_or_fallback(ROW_SCHEME_MAPPINGS.keys, scheme, DEFAULT_ROW_SCHEME)],
          system_arguments[:classes]
        )

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

      # @param padding [Symbol] <%= one_of(Primer::Beta::BorderBox::PADDING_MAPPINGS.keys) %>
      # @param system_arguments [Hash] <%= link_to_system_arguments_docs %>
      def initialize(padding: DEFAULT_PADDING, **system_arguments)
        list_id = system_arguments.delete(:list_id)

        @system_arguments = deny_tag_argument(**system_arguments)
        @system_arguments[:tag] = :div
        @system_arguments[:classes] = class_names(
          "Box",
          PADDING_MAPPINGS[fetch_or_fallback(PADDING_MAPPINGS.keys, padding, DEFAULT_PADDING)],
          system_arguments[:classes]
        )

        @system_arguments[:system_arguments_denylist] = { [:p, :pt, :pb, :pr, :pl] => PADDING_SUGGESTION }
        @list_arguments = { tag: :ul }
        @list_arguments[:id] = list_id if list_id
      end

      def render?
        rows.any? || header.present? || body.present? || footer.present?
      end

      private

      def before_render
        return unless header

        @list_arguments[:aria] = {
          labelledby: header.id
        }
      end
    end
  end
end