Sha256: 7366bb762f8d8215786f88eed6375edd6fc5d9f76df84a0fccfdf75f81824144
Contents?: true
Size: 1.02 KB
Versions: 12
Compression:
Stored size: 1.02 KB
Contents
class Cart < ActiveRecord::Base
belongs_to :shopper, :polymorphic => true # for extra persistance
has_many :cart_items, :dependent => :destroy
include Carter::Cart
extend Carter::ActiveRecord::Extensions
attr_accessor :gateway_response
def add_item(cartable, quantity = 1, owner=nil)
existing_cart_item = cart_item_for_cartable_and_owner(cartable, owner)
Cart.transaction do
if existing_cart_item.blank?
cart_items.create!(:cartable => cartable, :name => cartable.cartable_name, :price => cartable.cartable_price, :quantity => quantity, :owner => owner)
else
if cartable.allow_multiples?
existing_cart_item.update_attributes(:quantity => existing_cart_item.quantity + quantity)
else
raise Carter::MultipleCartItemsNotAllowed, "#{cartable.cartable_name} is already in your basket"
end
end
end
end
# TODO cache this value
def total
cart_items.reload.map.sum(&:total_price).to_money
end
def empty?
cart_items.blank?
end
end
Version data entries
12 entries across 12 versions & 1 rubygems