tap/app/models/order.rb
2014-12-04 17:02:08 +01:00

18 lines
492 B
Ruby

class Order < ActiveRecord::Base
belongs_to :user
has_many :order_products
has_many :products, -> { includes :order_product }, { through: :order_products} do
def << (product)
if proxy_association.owner.products.include?(product)
proxy_association.owner.order_products.find_by(product: product).increment!(:count, 1)
else
super
end
end
end
accepts_nested_attributes_for :order_products
default_scope -> { order('created_at DESC') }
end