42 lines
1.6 KiB
Ruby
42 lines
1.6 KiB
Ruby
# == Schema Information
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# Schema version: 20090120184410
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#
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# Table name: group_orders
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#
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# id :integer(4) not null, primary key
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# ordergroup_id :integer(4) default(0), not null
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# order_id :integer(4) default(0), not null
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# price :decimal(8, 2) default(0.0), not null
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# lock_version :integer(4) default(0), not null
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# updated_on :datetime not null
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# updated_by_user_id :integer(4)
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#
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# A GroupOrder represents an Order placed by an Ordergroup.
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class GroupOrder < ActiveRecord::Base
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belongs_to :order
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belongs_to :ordergroup
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has_many :group_order_articles, :dependent => :destroy
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has_many :order_articles, :through => :group_order_articles
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belongs_to :updated_by, :class_name => "User", :foreign_key => "updated_by_user_id"
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validates_presence_of :order_id
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validates_presence_of :ordergroup_id
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validates_numericality_of :price
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validates_uniqueness_of :ordergroup_id, :scope => :order_id # order groups can only order once per order
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named_scope :open, lambda { {:conditions => ["order_id IN (?)", Order.open.collect{|o| o.id}]} }
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named_scope :finished, lambda { {:conditions => ["order_id IN (?)", Order.finished.collect{|o| o.id}]} }
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# Updates the "price" attribute.
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# This will be the maximum value of an order
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def update_price!
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total = 0
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for article in group_order_articles.find(:all, :include => :order_article)
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total += article.order_article.article.fc_price * (article.quantity + article.tolerance)
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end
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update_attribute(:price, total)
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end
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end
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