Class: Workarea::Pricing::Calculators::DiscountCalculator

Inherits:
Object
  • Object
show all
Includes:
Workarea::Pricing::Calculator
Defined in:
app/models/workarea/pricing/calculators/discount_calculator.rb

Instance Method Summary collapse

Methods included from Workarea::Pricing::Calculator

#initialize

Instance Method Details

#adjust ⇒ Object 



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# File 'app/models/workarea/pricing/calculators/discount_calculator.rb', line 7

def adjust
  most_valuable_group.apply if most_valuable_group.present?

  # This is mostly for paranoia - it will prevent any sloppy custom
  # discount coding from over-discounting.
  price_adjustment_groups.each do |price_adjustments|
    reconcile = Discount::ReconcileTotal.new(price_adjustments)
    reconcile.perform if reconcile.over_discounted?
  end
end

#application_groups ⇒ Object 



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# File 'app/models/workarea/pricing/calculators/discount_calculator.rb', line 22

def application_groups
  @application_groups ||= Discount::ApplicationGroup.calculate(
    discounts,
    order,
    shippings
  )
end

#most_valuable_group ⇒ Object 



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# File 'app/models/workarea/pricing/calculators/discount_calculator.rb', line 18

def most_valuable_group
  application_groups.sort { |a, b| a.value <=> b.value }.last
end