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Contents
module Carter
module ActiveRecord #:nodoc:
module Cartable #:nodoc:
# Options
# acts_as_cartable :name => "name_column", :price => "price_column", :unique => true / false
# :unique => true # this allows only one item of this type in the cart.
def acts_as_cartable(options = {})
configuration = { :name => "name", :price => "price", :unique => false }
configuration.update(options) if options.is_a?(Hash)
@cartable_configuration = configuration
has_many :cart_items, :as => :cartable
has_many :carts, :through => :cart_items
register_cartable(self)
include InstanceMethods
true
end
def cartable_configuration
@cartable_configuration ||= {}
end
protected
def register_cartable(klass)
Carter.settings.cartables = (Carter.settings.cartables << klass.name).uniq
# ::Cart.add_cart_association(klass)
end
end
module InstanceMethods
def cartable_price
self.send(cartable_configuration_value_by_key(:price))
end
def cartable_name
self.send(cartable_configuration_value_by_key(:name))
end
def in_cart?(cart, owner=nil)
!cart.cart_item_for_cartable_and_owner(self, owner).nil?
end
def allow_multiples?
!cartable_configuration_value_by_key(:unique)
end
def after_purchase_method
cartable_configuration_value_by_key :after_purchase_method
end
private
def cartable_configuration_value_by_key(key)
self.class.cartable_configuration[key]
end
end
end
end
Version data entries
11 entries across 11 versions & 1 rubygems