Class: Calculator::Shipping::BoxnowRate

Inherits:
Spree::ShippingCalculator
  • Object
show all
Defined in:
app/models/spree/calculator/shipping/boxnow_rate.rb

Constant Summary collapse

MAX_WEIGHT_KG =

Hard limits (BoxNow)

20.0
MAX_HEIGHT_CM = 
36.0
MAX_WIDTH_CM = 
45.0
MAX_DEPTH_CM = 
60.0
SIZE_MAX_HEIGHT_CM =

Size thresholds — tier is determined by the smallest sorted dimension

{
  small:  8.0,
  medium: 17.0,
  large:  36.0
}.freeze
SIZES_ORDERED = 
%i[small medium large].freeze

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.description ⇒ Object 



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# File 'app/models/spree/calculator/shipping/boxnow_rate.rb', line 31

def self.description
  Spree.t(:shipping_boxnow_rate)
end

Instance Method Details

#compute_package(package) ⇒ Object 



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# File 'app/models/spree/calculator/shipping/boxnow_rate.rb', line 37

def compute_package(package)
  return nil if package.weight.to_f > MAX_WEIGHT_KG

  boxes = minimum_bounding_boxes(package)
  return nil if boxes.nil?

  best_size = nil

  boxes.each do |sml|
    padded = apply_packing_margin({ height: sml[0], width: sml[1], depth: sml[2] }, package)
    s, m, d = [padded[:height], padded[:width], padded[:depth]].map(&:to_f).sort
    next if s > MAX_HEIGHT_CM || m > MAX_WIDTH_CM || d > MAX_DEPTH_CM

    size = box_size_for_height(s)
    next unless size

    best_size = smaller_size(best_size, size)
  end

  return nil unless best_size

  price_for(best_size)
end