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Contents
# frozen_string_literal: true
require_dependency "spree/calculator"
# This is a calculator for line item adjustment benefits. It accepts a line item
# and calculates its weighted adjustment amount based on the value of the
# preferred amount and the price of the other line items. More expensive line
# items will receive a greater share of the preferred amount.
module SolidusPromotions
module Calculators
class DistributedAmount < Spree::Calculator
include PromotionCalculator
preference :amount, :decimal, default: 0
preference :currency, :string, default: -> { Spree::Config[:currency] }
def compute_line_item(line_item)
return 0 unless line_item
return 0 unless preferred_currency.casecmp(line_item.currency).zero?
distributable_line_items = calculable.applicable_line_items(line_item.order)
return 0 unless line_item.in?(distributable_line_items)
DistributedAmountsHandler.new(
distributable_line_items,
preferred_amount
).amount(line_item)
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems