class CreateArticlePrices < ActiveRecord::Migration[4.2] def self.up create_table :article_prices do |t| t.column :article_id, :int, :null => false t.column :clear_price, :decimal, :precision => 8, :scale => 2, :null => false t.column :gross_price, :decimal, :precision => 8, :scale => 2, :null => false # gross price, incl. vat, refund and price markup t.column :tax, :float, :null => false, :default => 0 t.column :refund, :decimal, :precision => 8, :scale => 2, :null => false, :default => 0 t.column :updated_on, :datetime t.column :unit_quantity, :int, :default => 1, :null => false t.column :order_number, :string end add_index(:article_prices, :article_id) # add some prices ... puts 'add prices to the sample articles' CreateArticles::SAMPLE_ARTICLE_NAMES.each do |a| puts 'Create Price for article ' + a raise 'article #{a} not found!' unless article = Article.find_by_name(a) new_price = ArticlePrice.new(:clear_price => rand(4) + 1, :tax => 7.0, :refund => 0, :unit_quantity => rand(10) + 1, :order_number => rand(9999)) article.add_price(new_price) raise 'Failed!' unless ArticlePrice.find_by_article_id(article.id) end raise 'Failed!' unless ArticlePrice.find(:all).length == CreateArticles::SAMPLE_ARTICLE_NAMES.length end def self.down drop_table :article_prices end end