weathermen/soundstorm

# frozen_string_literal: true

class Release < ApplicationRecord
  extend FriendlyId

  belongs_to :user

  has_many :released_tracks, dependent: :destroy, autosave: true
  has_many :tracks, through: :released_tracks, dependent: :destroy

  accepts_nested_attributes_for :released_tracks, allow_destroy: true

  friendly_id :name, use: %i[slugged finders]

  validates :name, presence: true, uniqueness: { scope: :user }

  acts_as_likeable

  before_save :ensure_numerical_order

  def artist
    user.display_name
  end

  def tracks_by_number
    released_tracks.by_number.map(&:track)
  end

  private

  def ensure_numerical_order
    released_tracks.by_number.each_with_index do |released_track, index|
      released_track.number = index + 1
    end
  end
end