foodsoft/app/models/concerns/price_calculation.rb

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Ruby
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module PriceCalculation
extend ActiveSupport::Concern
# Gross price = net price + deposit + tax.
# @return [Number] Gross price.
def gross_price
add_percent(price + deposit, tax)
end
# @return [Number] Price for the foodcoop-member.
def fc_price
add_percent(gross_price, FoodsoftConfig[:price_markup])
end
private
def add_percent(value, percent)
(value * (percent * 0.01 + 1)).round(2)
end
end