# frozen_string_literal: true

module Yaw
  class WikiPage < ApplicationRecord
    self.table_name = 'wiki_pages'
    delegate :title=, :body=, :user=, to: :dirty_revision
    after_save :reset_dirty_revision
    belongs_to :wiki_space, required: true, inverse_of: :wiki_pages
    validates :path, uniqueness: { scope: :wiki_space_id }
    has_many :wiki_page_revisions,
             -> { order id: :desc },
             autosave: true,
             inverse_of: :wiki_page

    def current_revision
      @dirty_revision || wiki_page_revisions.first
    end

    def to_param
      path
    end

    delegate :body, to: :current_revision, allow_nil: true
    def title
      current_revision&.title || path&.split('/')&.last
    end

    delegate :render_body, to: :decorate

    def find_sibling(path)
      wiki_space.wiki_pages.find_by(path: path)
    end

    private

    def dirty_revision
      @dirty_revision ||= wiki_page_revisions.build
    end

    def reset_dirty_revision
      @dirty_revision = nil
    end
  end
end