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module ActiveShipping #:nodoc:
class PackageItem
include Quantified
attr_reader :sku, :hs_code, :value, :name, :weight, :quantity, :options
def initialize(name, grams_or_ounces, value, quantity, options = {})
@name = name
imperial = (options[:units] == :imperial) ||
(grams_or_ounces.respond_to?(:unit) && m.unit.to_sym == :imperial)
@unit_system = imperial ? :imperial : :metric
@weight = attribute_from_metric_or_imperial(grams_or_ounces, Mass, :grams, :ounces)
@value = Package.cents_from(value)
@quantity = quantity > 0 ? quantity : 1
@sku = options[:sku]
@hs_code = options[:hs_code]
@options = options
end
def weight(options = {})
case options[:type]
when nil, :actual
@weight
when :volumetric, :dimensional
@volumetric_weight ||= begin
m = Mass.new((centimetres(:box_volume) / 6.0), :grams)
@unit_system == :imperial ? m.in_ounces : m
end
when :billable
[weight, weight(:type => :volumetric)].max
end
end
alias_method :mass, :weight
def ounces(options = {})
weight(options).in_ounces.amount
end
alias_method :oz, :ounces
def grams(options = {})
weight(options).in_grams.amount
end
alias_method :g, :grams
def pounds(options = {})
weight(options).in_pounds.amount
end
alias_method :lb, :pounds
alias_method :lbs, :pounds
def kilograms(options = {})
weight(options).in_kilograms.amount
end
alias_method :kg, :kilograms
alias_method :kgs, :kilograms
private
def attribute_from_metric_or_imperial(obj, klass, metric_unit, imperial_unit)
if obj.is_a?(klass)
return value
else
return klass.new(obj, (@unit_system == :imperial ? imperial_unit : metric_unit))
end
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems