# frozen_string_literal: true

module Sluggable
  extend ActiveSupport::Concern

  included do
    validates :slug, presence: true,
                     length: { maximum: 100 },
                     uniqueness: { scope: :character_sheet_section_id }

    before_validation :set_slug

    private

      def set_slug
        return if slug.present? || name.blank?

        slug = if character_sheet_section.parent_section.present?
          [
            character_sheet_section.parent_section.name.parameterize,
            name.parameterize,
          ].join("-")
        else
          slug = name.parameterize
        end

        suffix = 2
        while Stat.exists?(slug:)
          slug = "#{slug}-#{suffix}"
          suffix += 1
        end

        self.slug = slug
      end
  end
end