# frozen_string_literal: true

class WowAchievementCategory < ApplicationRecord
  extend Mobility
  translates :name

  belongs_to :parent_category, class_name: 'WowAchievementCategory', optional: true
  has_many :child_categories,
           class_name: 'WowAchievementCategory',
           foreign_key: 'parent_category_id',
           dependent: :nullify,
           inverse_of: :parent_category
  has_many :wow_achievements, dependent: :destroy

  validates :name, presence: true
  validates :category_id, presence: true, uniqueness: true

  scope :base_categories, -> { where(parent_category: nil) }
end