foodsoft/app/models/stock_article_selection.rb
2013-01-28 20:46:35 +01:00

36 lines
870 B
Ruby

# encoding: utf-8
class StockArticleSelection < ActiveRecord::Base
# Associations
has_and_belongs_to_many :stock_articles
belongs_to :created_by, :class_name => 'User', :foreign_key => 'created_by_user_id'
belongs_to :finished_by, :class_name => 'User', :foreign_key => 'finished_by_user_id'
# Validations
validate :include_stock_articles
def all_articles
all_articles = stock_article_ids
end
def deletable_count
stock_articles.select { |a| a.quantity_available<=0 }.length
end
def nondeletable_count
stock_articles.select { |a| a.quantity_available>0 }.length
end
def deleted_count
stock_articles.only_deleted.count
end
protected
def include_stock_articles
errors.add(:stock_articles, "Es muss mindestens ein Lagerartikel ausgewählt sein.") if stock_articles.empty?
end
private
end