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fab-manager/app/services/cart/set_offer_service.rb

23 lines
590 B
Ruby

# frozen_string_literal: true
# Provides methods for set offer to item in cart
class Cart::SetOfferService
def call(order, orderable, is_offered)
item = order.order_items.find_by(orderable: orderable)
raise ActiveRecord::RecordNotFound if item.nil?
if !item.is_offered && is_offered
order.total -= (item.amount * item.quantity)
elsif item.is_offered && !is_offered
order.total += (item.amount * item.quantity)
end
item.is_offered = is_offered
ActiveRecord::Base.transaction do
item.save
order.save
end
order.reload
end
end