95 lines
3.7 KiB
Ruby
95 lines
3.7 KiB
Ruby
# A GroupOrder represents an Order placed by an Ordergroup.
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class GroupOrder < ApplicationRecord
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include FindEachWithOrder
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attr_accessor :group_order_articles_attributes
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belongs_to :order
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belongs_to :ordergroup
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has_many :group_order_articles, :dependent => :destroy
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has_many :order_articles, :through => :group_order_articles
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belongs_to :updated_by, :class_name => "User", :foreign_key => "updated_by_user_id"
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validates_presence_of :order_id
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validates_numericality_of :price
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validates_uniqueness_of :ordergroup_id, :scope => :order_id # order groups can only order once per order
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scope :in_open_orders, -> { joins(:order).merge(Order.open) }
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scope :in_finished_orders, -> { joins(:order).merge(Order.finished_not_closed) }
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scope :ordered, -> { includes(:ordergroup).order('groups.name') }
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# Generate some data for the javascript methods in ordering view
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def load_data
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data = {}
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data[:account_balance] = ordergroup.nil? ? BigDecimal.new('+Infinity') : ordergroup.account_balance
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data[:available_funds] = ordergroup.nil? ? BigDecimal.new('+Infinity') : ordergroup.get_available_funds(self)
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# load prices and other stuff....
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data[:order_articles] = {}
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order.articles_grouped_by_category.each do |article_category, order_articles|
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order_articles.each do |order_article|
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# Get the result of last time ordering, if possible
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goa = group_order_articles.detect { |goa| goa.order_article_id == order_article.id }
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# Build hash with relevant data
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data[:order_articles][order_article.id] = {
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:price => order_article.article.fc_price,
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:unit => order_article.article.unit_quantity,
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:quantity => (goa ? goa.quantity : 0),
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:others_quantity => order_article.quantity - (goa ? goa.quantity : 0),
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:used_quantity => (goa ? goa.result(:quantity) : 0),
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:tolerance => (goa ? goa.tolerance : 0),
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:others_tolerance => order_article.tolerance - (goa ? goa.tolerance : 0),
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:used_tolerance => (goa ? goa.result(:tolerance) : 0),
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:total_price => (goa ? goa.total_price : 0),
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:missing_units => order_article.missing_units,
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:quantity_available => (order.stockit? ? order_article.article.quantity_available : 0)
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}
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end
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end
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data
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end
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def save_group_order_articles
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for order_article in order.order_articles
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# Find the group_order_article, create a new one if necessary...
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group_order_article = group_order_articles.where(order_article_id: order_article.id).first_or_create
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# Get ordered quantities and update group_order_articles/_quantities...
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if group_order_articles_attributes
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quantities = group_order_articles_attributes.fetch(order_article.id.to_s, {:quantity => 0, :tolerance => 0})
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group_order_article.update_quantities(quantities[:quantity].to_i, quantities[:tolerance].to_i)
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end
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# Also update results for the order_article
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logger.debug "[save_group_order_articles] update order_article.results!"
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order_article.update_results!
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end
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# set attributes to nil to avoid and infinite loop of
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end
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# Updates the "price" attribute.
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def update_price!
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total = group_order_articles.includes(:order_article => [:article, :article_price]).to_a.sum(&:total_price)
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update_attribute(:price, total)
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end
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# Save GroupOrder and updates group_order_articles/quantities accordingly
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def save_ordering!
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transaction do
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save!
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save_group_order_articles
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update_price!
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end
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end
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def ordergroup_name
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ordergroup ? ordergroup.name : I18n.t('model.group_order.stock_ordergroup_name', :user => updated_by.try(:name) || '?')
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end
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end
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