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# frozen_string_literal: true
# This represents an inventory unit that has been canceled from an order after it has already been completed
# The reason specifies why it was canceled.
# This class should encapsulate logic related to canceling inventory after order complete
class Spree::UnitCancel < Spree::Base
SHORT_SHIP = 'Short Ship'
DEFAULT_REASON = 'Cancel'
belongs_to :inventory_unit, optional: true
has_one :adjustment, as: :source, dependent: :destroy
validates :inventory_unit, presence: true
# Creates necessary cancel adjustments for the line item.
def adjust!
raise "Adjustment is already created" if adjustment
amount = compute_amount(inventory_unit.line_item)
self.adjustment = inventory_unit.line_item.adjustments.create!(
source: self,
amount: amount,
order: inventory_unit.order,
label: "#{I18n.t('spree.cancellation')} - #{reason}",
eligible: true,
finalized: true
)
inventory_unit.line_item.order.recalculate
adjustment
end
# This method is used by Adjustment#update to recalculate the cost.
def compute_amount(line_item)
raise "Adjustable does not match line item" unless line_item == inventory_unit.line_item
-weighted_line_item_amount(line_item)
end
private
def weighted_line_item_amount(line_item)
quantity_of_line_item = quantity_of_line_item(line_item)
raise ZeroDivisionError, "Line Item does not have any inventory units available to cancel" if quantity_of_line_item.zero?
line_item.total_before_tax / quantity_of_line_item
end
def quantity_of_line_item(line_item)
BigDecimal(line_item.inventory_units.not_canceled.reject(&:original_return_item).size)
end
end
Version data entries
88 entries across 88 versions & 1 rubygems