# frozen_string_literal: true # Product is a model for the merchandise. # It holds data of products in the store class Product < ApplicationRecord extend FriendlyId friendly_id :name, use: :slugged belongs_to :product_category has_many :machines_products, dependent: :delete_all has_many :machines, through: :machines_products has_many :product_files, as: :viewable, dependent: :destroy accepts_nested_attributes_for :product_files, allow_destroy: true, reject_if: :all_blank has_many :product_images, as: :viewable, dependent: :destroy accepts_nested_attributes_for :product_images, allow_destroy: true, reject_if: ->(i) { i[:attachment].blank? } has_many :product_stock_movements, dependent: :destroy accepts_nested_attributes_for :product_stock_movements, allow_destroy: true, reject_if: :all_blank validates :name, :slug, presence: true validates :slug, uniqueness: { message: I18n.t('.errors.messages.slug_already_used') } validates :amount, numericality: { greater_than_or_equal_to: 0, allow_nil: true } validates :amount, exclusion: { in: [nil], message: I18n.t('.errors.messages.undefined_in_store') }, if: -> { is_active } scope :active, -> { where(is_active: true) } def main_image product_images.find_by(is_main: true) end end