Class: Physical::Package

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Defined in:
lib/physical/package.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(id: nil, container: nil, items: [], void_fill_density: Measured::Density(0, :g_ml), dimensions: nil, weight: nil, properties: {}) ⇒ Package

Returns a new instance of Package.



8
9
10
11
12
13
 
# 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

Instance Attribute Details

#container ⇒ Object (readonly)

Returns the value of attribute container.



6
7
8
 
# File 'lib/physical/package.rb', line 6

def container
  @container
end

#id ⇒ Object (readonly)

Returns the value of attribute id.



6
7
8
 
# File 'lib/physical/package.rb', line 6

def id
  @id
end

#items ⇒ Object (readonly)

Returns the value of attribute items.



6
7
8
 
# File 'lib/physical/package.rb', line 6

def items
  @items
end

#void_fill_density ⇒ Object (readonly)

Returns the value of attribute void_fill_density.



6
7
8
 
# File 'lib/physical/package.rb', line 6

def void_fill_density
  @void_fill_density
end

Instance Method Details

#<<(item) ⇒ Object Also known as: add 



17
18
19
 
# File 'lib/physical/package.rb', line 17

def <<(item)
  @items.add(item)
end

#>>(item) ⇒ Object Also known as: delete 



22
23
24
 
# File 'lib/physical/package.rb', line 22

def >>(item)
  @items.delete(item)
end

#density ⇒ Object 



41
42
43
44
45
 
# 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 ⇒ Object 



31
32
33
 
# 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 ⇒ Object 



35
36
37
38
39
 
# 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 ⇒ Object 



27
28
29
 
# File 'lib/physical/package.rb', line 27

def weight
  container.weight + items.map(&:weight).reduce(Measured::Weight(0, :g), &:+) + void_fill_weight
end