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# File 'app/models/return_authorization.rb', line 22
def add_variant(variant_id, quantity)
order_units = self.order.inventory_units.group_by(&:variant_id)
returned_units = self.inventory_units.group_by(&:variant_id)
count = 0
if returned_units[variant_id].nil? || returned_units[variant_id].size < quantity
count = returned_units[variant_id].nil? ? 0 : returned_units[variant_id].size
order_units[variant_id].each do |inventory_unit|
next unless inventory_unit.return_authorization.nil? && count < quantity
inventory_unit.return_authorization = self
inventory_unit.save!
count += 1
end
elsif returned_units[variant_id].size > quantity
(returned_units[variant_id].size - quantity).times do |i|
returned_units[variant_id][i].return_authorization_id = nil
returned_units[variant_id][i].save!
end
end
self.order.authorize_return! if self.inventory_units.reload.size > 0 && !self.order.awaiting_return?
end
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