# frozen_string_literal: true

class Stat < ApplicationRecord
  include Sluggable

  belongs_to :character_sheet_section
  has_many :dice_rolls, as: :rollable, dependent: :destroy

  validates :name, presence: true,
                   length: { maximum: 100 },
                   uniqueness: { scope: :character_sheet_section_id }
  validates :slug, presence: true,
                   length: { maximum: 100 },
                   uniqueness: true
  validates :value, presence: true,
                    numericality: true
  validate :validate_roll_command

  def roll
    DiceRoller.new(roll_command, stat: self).roll
  end

  private

    def validate_roll_command
      return if roll_command.blank?

      DiceRoller.new(roll_command).valid?
    end
end