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kmeister2000/quantity_discount.rb

Created November 9, 2018 18:52
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Apply 30% discount to each item when purchasing 3 or more
Raw
quantity_discount.rb
return unless Input.cart.line_items.count < 3
Input.cart.line_items.each do |item|
item.change_line_price(item.line_price * .7, "Quantity discount applied!")
end
Output.cart = Input.cart
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