Class: Spree::Promotion::Actions::FreeShipping

Inherits:
Spree::PromotionAction show all
Defined in:
app/models/spree/promotion/actions/free_shipping.rb

Instance Method Summary collapse

Instance Method Details

#compute_amount(shipment) ⇒ Object 



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# File 'app/models/spree/promotion/actions/free_shipping.rb', line 24

def compute_amount(shipment)
  shipment.cost * -1
end

#perform(payload = {}) ⇒ Object 



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# File 'app/models/spree/promotion/actions/free_shipping.rb', line 5

def perform(payload={})
  order = payload[:order]

  label = "#{Spree.t(:promotion)} (#{promotion.name})"
  results = order.shipments.map do |shipment|
    return false if promotion_credit_exists?(shipment)
    shipment.adjustments.create!(
      order: shipment.order, 
      amount: compute_amount(shipment),
      source: self,
      label: label,
    )
    true
  end
  # Did we actually end up applying any adjustments?
  # If so, then this action should be classed as 'successful'
  results.any? { |r| r == true }
end