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Complete refactoring of orders-workflow.

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OrderResult tables are removed. Data consistency is now possible through new article.price-history (ArticlePrice).
Balancing-workflow needs to be updated.
This commit is contained in:
Benjamin Meichsner 2009-01-29 01:57:51 +01:00
parent 80287aeea4
commit 9eb2125f15
98 changed files with 1121 additions and 1717 deletions
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28
app/models/order_article.rb
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@ -1,15 +1,16 @@
# == Schema Information
# Schema version: 20090102171850
# Schema version: 20090120184410
#
# Table name: order_articles
#
# id :integer(4) not null, primary key
# order_id :integer(4) default(0), not null
# article_id :integer(4) default(0), not null
# quantity :integer(4) default(0), not null
# tolerance :integer(4) default(0), not null
# units_to_order :integer(4) default(0), not null
# lock_version :integer(4) default(0), not null
# id :integer(4) not null, primary key
# order_id :integer(4) default(0), not null
# article_id :integer(4) default(0), not null
# quantity :integer(4) default(0), not null
# tolerance :integer(4) default(0), not null
# units_to_order :integer(4) default(0), not null
# lock_version :integer(4) default(0), not null
# article_price_id :integer(4)
#
# An OrderArticle represents a single Article that is part of an Order.
@ -17,16 +18,25 @@ class OrderArticle < ActiveRecord::Base
belongs_to :order
belongs_to :article
belongs_to :article_price
has_many :group_order_articles, :dependent => :destroy
validates_presence_of :order_id
validates_presence_of :article_id
validates_uniqueness_of :article_id, :scope => :order_id # an article can only have one record per order
named_scope :ordered, :conditions => "units_to_order >= 1"
# This method returns either the Article or the ArticlePrice
# The latter will be set, when the the order is finished
def price
article_price || article
end
private
def validate
errors.add(:article, "muss angegeben sein und einen aktuellen Preis haben") if !(article = Article.find(article_id)) || article.gross_price.nil?
errors.add(:article, "muss angegeben sein und einen aktuellen Preis haben") if !(article = Article.find(article_id)) || article.fc_price.nil?
end
end