class Physical::Package

Attributes

container[R]
id[R]
items[R]
void_fill_density[R]

Public Class Methods

new(id: nil, container: nil, items: [], void_fill_density: Measured::Density(0, :g_ml), dimensions: nil, weight: nil, properties: {}) click to toggle source
# File lib/physical/package.rb, line 8
def initialize(id: nil, container: nil, items: [], void_fill_density: Measured::Density(0, :g_ml), dimensions: nil, weight: nil, properties: {})
  @id = id || SecureRandom.uuid
  @void_fill_density = Types::Density[void_fill_density]
  @container = container || Physical::Box.new(dimensions: dimensions || [], weight: weight || Measured::Weight(0, :g), properties: properties)
  @items = Set[*items]
end

Public Instance Methods

<<(item) click to toggle source
# File lib/physical/package.rb, line 17
def <<(item)
  @items.add(item)
end
Also aliased as: add
>>(item) click to toggle source
# File lib/physical/package.rb, line 22
def >>(item)
  @items.delete(item)
end
Also aliased as: delete
add(item)
Alias for: <<
delete(item)
Alias for: >>
density() click to toggle source
# File lib/physical/package.rb, line 41
def density
  return Measured::Density(Float::INFINITY, :g_ml) if container.volume.value.zero?
  return Measured::Density(0.0, :g_ml) if container.volume.value.infinite?
  Measured::Density(weight.convert_to(:g).value / container.volume.convert_to(:ml).value, :g_ml)
end
remaining_volume() click to toggle source
# File lib/physical/package.rb, line 31
def remaining_volume
  container.inner_volume - items.map(&:volume).reduce(Measured::Volume(0, :ml), &:+)
end
void_fill_weight() click to toggle source
# File lib/physical/package.rb, line 35
def void_fill_weight
  return Measured::Weight(0, :g) if container.volume.value.infinite?

  Measured::Weight(void_fill_density.convert_to(:g_ml).value * remaining_volume.convert_to(:ml).value, :g)
end
weight() click to toggle source
# File lib/physical/package.rb, line 27
def weight
  container.weight + items.map(&:weight).reduce(Measured::Weight(0, :g), &:+) + void_fill_weight
end