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Versions: 15
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Contents
require_dependency 'spree/calculator'
module Spree
class Calculator::FlexiRate < Calculator
preference :first_item, :decimal, :default => 0.0
preference :additional_item, :decimal, :default => 0.0
preference :max_items, :integer, :default => 0
preference :currency, :string, :default => Spree::Config[:currency]
attr_accessible :preferred_first_item, :preferred_additional_item, :preferred_max_items, :preferred_currency
def self.description
Spree.t(:flexible_rate)
end
def self.available?(object)
true
end
def compute(object)
sum = 0
max = self.preferred_max_items.to_i
items_count = object.line_items.map(&:quantity).sum
items_count.times do |i|
# check max value to avoid divide by 0 errors
if (max == 0 && i == 0) || (max > 0) && (i % max == 0)
sum += self.preferred_first_item.to_f
else
sum += self.preferred_additional_item.to_f
end
end
sum
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems