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# frozen_string_literal: true module Spree module TaxCalculator # Default implementation for tax calculations on shipping rates. # # The class used for shipping rate tax calculation is configurable, so that # the calculation can easily be pushed to third-party services. Users # looking to provide their own calculator should adhere to the API of this # class. # # @see Spree::Tax::ShippingRateTaxer class ShippingRate include Spree::Tax::TaxHelpers attr_reader :shipping_rate # Create a new tax calculator. # # @param [Spree::Order] order the order to calculate taxes on # @return [Spree::TaxCalculator::ShippingRate] def initialize(order) if order.is_a?(::Spree::ShippingRate) Spree::Deprecation.warn "passing a single shipping rate to Spree::TaxCalculator::ShippingRate is DEPRECATED. It now expects an order" shipping_rate = order @order = shipping_rate.order @shipping_rate = shipping_rate else @order = order @shipping_rate = nil end end # Calculate taxes for a shipping rate. # # @param [Spree::ShippingRate] shipping_rate the shipping rate to # calculate taxes on # @return [Array<Spree::Tax::ItemTax>] the calculated taxes for the # shipping rate def calculate(shipping_rate) shipping_rate ||= @shipping_rate rates_for_item(shipping_rate).map do |rate| amount = rate.compute_amount(shipping_rate) Spree::Tax::ItemTax.new( item_id: shipping_rate.id, label: rate.adjustment_label(amount), tax_rate: rate, amount: amount ) end end end end end
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23 entries across 23 versions & 1 rubygems