Initial commit of foodsoft 2

app/models/group_order.rb

@@ -0,0 +1,39 @@
+# A GroupOrder represents an Order placed by an OrderGroup.
+# 
+# Properties:
+# * order_id (int): association to the Order
+# * order_group_id (int): association to the OrderGroup
+# * group_order_articles: collection of associated GroupOrderArticles
+# * order_articles: collection of associated OrderArticles (through GroupOrderArticles)
+# * price (decimal): the price of this GroupOrder (either maximum price if current order or the actual price if finished order)
+# * lock_version (int): ActiveRecord optimistic locking column
+# * updated_by (User): the user who last updated this order
+#
+class GroupOrder < ActiveRecord::Base
+  # gettext-option
+  untranslate_all
+  
+  belongs_to :order
+  belongs_to :order_group
+  has_many :group_order_articles, :dependent => :destroy
+  has_many :order_articles, :through => :group_order_articles
+  has_many :group_order_article_results
+  belongs_to :updated_by, :class_name => "User", :foreign_key => "updated_by_user_id"
+
+  validates_presence_of :order_id
+  validates_presence_of :order_group_id
+  validates_presence_of :updated_by
+  validates_numericality_of :price
+  validates_uniqueness_of :order_group_id, :scope => :order_id   # order groups can only order once per order
+
+  # Updates the "price" attribute.
+  # This will be the maximum value of a current order
+  def updatePrice
+    total = 0
+    for article in group_order_articles.find(:all, :include => :order_article)
+      total += article.order_article.article.gross_price * (article.quantity + article.tolerance)            
+    end        
+    self.price = total
+  end
+
+end