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Size: 878 Bytes
Versions: 8
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Stored size: 878 Bytes
Contents
# Shopping Cart 是购物车。
class Unidom::Shopping::ShoppingCart < ActiveRecord::Base
self.table_name = 'unidom_shopping_carts'
include Unidom::Common::Concerns::ModelExtension
belongs_to :shopper, polymorphic: true
belongs_to :shop, polymorphic: true
has_many :items, class_name: 'Unidom::Shopping::ShoppingItem'
scope :shopped_by, ->(shopper) { where shopper: shopper }
scope :shop_is, ->(shop) { where shop: shop }
def add!(shopped, by: nil, unit_price: 0, quantity: 1, at: Time.now)
item = items.shopped_is(shopped).valid_at.alive.first
if item.present?
item.attributes = { shopper: by||shopper, unit_price: unit_price, quantity: quantity+item.quantity }
item.save!
else
items.create! shopped: shopped, shopper: by||shopper, unit_price: unit_price, quantity: quantity, opened_at: at
end
end
end
Version data entries
8 entries across 8 versions & 1 rubygems