Class: Spree::Shipstation::Export::Weight

Inherits:
Object
  • Object
show all
Defined in:
app/presenters/spree/shipstation/export/weight.rb

Overview

Value object converting a Spree::Variant's weight into the (value, unit-label) pair ShipStation's export XML expects.

ShipStation accepts Pounds, Ounces, and Grams; any unrecognised Spree weight unit (including a missing weight) falls back to Grams.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(value:, units:) ⇒ Weight

Returns a new instance of Weight.



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# File 'app/presenters/spree/shipstation/export/weight.rb', line 14

def initialize(value:, units:)
  @value = value
  @units = units
end

Instance Attribute Details

#units ⇒ Object (readonly)

Returns the value of attribute units.



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# File 'app/presenters/spree/shipstation/export/weight.rb', line 12

def units
  @units
end

#value ⇒ Object (readonly)

Returns the value of attribute value.



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# File 'app/presenters/spree/shipstation/export/weight.rb', line 12

def value
  @value
end

Class Method Details

.from_variant(variant) ⇒ Object 



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# File 'app/presenters/spree/shipstation/export/weight.rb', line 19

def self.from_variant(variant)
  amount = (variant.weight || 0.0).to_f

  case variant.weight_unit
  when "lb"
    new(value: amount, units: "Pounds")
  when "oz"
    new(value: amount, units: "Ounces")
  when "kg"
    new(value: amount * 1000, units: "Grams")
  else
    new(value: amount, units: "Grams")
  end
end

Instance Method Details

#==(other) ⇒ Object Also known as: eql? 



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# File 'app/presenters/spree/shipstation/export/weight.rb', line 34

def ==(other)
  other.is_a?(self.class) && value == other.value && units == other.units
end

#hash ⇒ Object 



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# File 'app/presenters/spree/shipstation/export/weight.rb', line 39

def hash
  [value, units].hash
end