# frozen_string_literal: true

module Integrations
  module ChatMessage
    class WikiPageMessage < BaseMessage
      attr_reader :title
      attr_reader :wiki_page_url
      attr_reader :action
      attr_reader :description
      attr_reader :diff_url

      def initialize(params)
        super

        obj_attr = params[:object_attributes]
        obj_attr = HashWithIndifferentAccess.new(obj_attr)
        @title = obj_attr[:title]
        @wiki_page_url = obj_attr[:url]
        @description = obj_attr[:message]
        @diff_url = obj_attr[:diff_url]

        @action =
          case obj_attr[:action]
          when "create"
            "created"
          when "update"
            "edited"
          end
      end

      def attachments
        return description if markdown

        description_message
      end

      def activity
        {
          title: "#{user_combined_name} #{action} #{wiki_page_link}",
          subtitle: "in #{project_link}",
          text: title,
          image: user_avatar
        }
      end

      private

      def message
        "#{user_combined_name} #{action} #{wiki_page_link} (#{diff_link}) in #{project_link}: *#{title}*"
      end

      def description_message
        [{ text: format(@description), color: attachment_color }]
      end

      def diff_link
        link('Compare changes', diff_url)
      end

      def project_link
        link(project_name, project_url)
      end

      def wiki_page_link
        link('wiki page', wiki_page_url)
      end
    end
  end
end