order_item.rb in unidom-order-1.4.2

- old
+ new

@@ -20,10 +20,13 @@
 
   scope :order_is,   ->(order)   { where order_id: (order.respond_to?(:id) ? order.id : order) }
   scope :ordered_is, ->(ordered) { where ordered: ordered }
   scope :placed_by,  ->(placer)  { where placer:  placer  }
 
+  ##
+  # 订购商品 ordered ，放入订单 of 。订购者为 by ，缺省为订单的下单者。单价为 unit_price ，缺省值为 0 。数量为 quantity ，缺省值为 1。如：
+  # Unidom::Order::OrderItem.order! coca_cola, of: order, by: current_person, unit_price: 3.50, quantity: 2
   def self.order!(ordered, of: nil, by: of.placer, unit_price: 0, quantity: 1)
     item = of.items.ordered_is(ordered).placed_by(by).valid_at.alive.first
     if item.present?
       item.quantity        += quantity
       item.unit_price      =  unit_price
@@ -34,6 +37,6 @@
       ordinal = 1+of.items.valid_at.alive.maximum(:ordinal).to_i
       of.items.create! ordered: ordered, placer: by, ordinal: ordinal, quantity: quantity, unit_price: unit_price, purchase_amount: unit_price*quantity, subtotal_amount: unit_price*quantity, opened_at: Time.now
     end
   end
 
-end
+end unless Unidom::Common::Neglection.namespace_neglected? 'Unidom::Order::OrderItem'