foodsoft/app/models/group_order.rb
benni 1298af8377 Small improvement for update price. Removed delayed job.
Attention, every delayed job has to know its Foodcoop scope. Otherwise
every task will be executed in the default database. See email delivery.
2012-12-16 21:46:24 +01:00

94 lines
3.6 KiB
Ruby

# A GroupOrder represents an Order placed by an Ordergroup.
class GroupOrder < ActiveRecord::Base
attr_accessor :group_order_articles_attributes
belongs_to :order
belongs_to :ordergroup
has_many :group_order_articles, :dependent => :destroy
has_many :order_articles, :through => :group_order_articles
belongs_to :updated_by, :class_name => "User", :foreign_key => "updated_by_user_id"
validates_presence_of :order_id
validates_presence_of :ordergroup_id
validates_numericality_of :price
validates_uniqueness_of :ordergroup_id, :scope => :order_id # order groups can only order once per order
scope :in_open_orders, joins(:order).merge(Order.open)
scope :in_finished_orders, joins(:order).merge(Order.finished_not_closed)
# Generate some data for the javascript methods in ordering view
def load_data
data = {}
data[:available_funds] = ordergroup.get_available_funds(self)
unless new_record?
# Group has already ordered, so get the results...
goas = {}
group_order_articles.all.each do |goa|
goas[goa.order_article_id] = {
:quantity => goa.quantity,
:tolerance => goa.tolerance,
:quantity_result => goa.result(:quantity),
:tolerance_result => goa.result(:tolerance),
:total_price => goa.total_price
}
end
end
# load prices and other stuff....
data[:order_articles] = {}
order.order_articles.each do |order_article|
data[:order_articles][order_article.id] = {
:price => order_article.article.fc_price,
:unit => order_article.article.unit_quantity,
:quantity => (new_record? ? 0 : goas[order_article.id][:quantity]),
:others_quantity => order_article.quantity - (new_record? ? 0 : goas[order_article.id][:quantity]),
:used_quantity => (new_record? ? 0 : goas[order_article.id][:quantity_result]),
:tolerance => (new_record? ? 0 : goas[order_article.id][:tolerance]),
:others_tolerance => order_article.tolerance - (new_record? ? 0 : goas[order_article.id][:tolerance]),
:used_tolerance => (new_record? ? 0 : goas[order_article.id][:tolerance_result]),
:total_price => (new_record? ? 0 : goas[order_article.id][:total_price]),
:missing_units => order_article.missing_units,
:quantity_available => (order.stockit? ? order_article.article.quantity_available : 0)
}
end
data
end
def save_group_order_articles
for order_article in order.order_articles
# Find the group_order_article, create a new one if necessary...
group_order_article = group_order_articles.find_or_create_by_order_article_id(order_article.id)
# Get ordered quantities and update group_order_articles/_quantities...
quantities = group_order_articles_attributes.fetch(order_article.id.to_s, {:quantity => 0, :tolerance => 0})
group_order_article.update_quantities(quantities[:quantity].to_i, quantities[:tolerance].to_i)
# Also update results for the order_article
logger.debug "[save_group_order_articles] update order_article.results!"
order_article.update_results!
end
# set attributes to nil to avoid and infinite loop of
end
# Updates the "price" attribute.
def update_price!
total = group_order_articles.includes(:order_article => [:article, :article_price]).to_a.sum(&:total_price)
update_attribute(:price, total)
end
# Save GroupOrder and updates group_order_articles/quantities accordingly
def save_ordering!
transaction do
save!
save_group_order_articles
update_price!
end
end
end