# Grouped Inventory Item 是分组库存项。
class Unidom::Inventory::GroupedInventoryItem < ActiveRecord::Base

  self.table_name = 'unidom_grouped_inventory_items'

  include Unidom::Common::Concerns::ModelExtension

  belongs_to :stored, polymorphic: true
  belongs_to :store,  polymorphic: true

  validates :quantity, presence: true, numericality: true

end