Class: Spree::ShippingManifest

Inherits:
Object
  • Object
show all
Defined in:
app/models/spree/shipping_manifest.rb

Defined Under Namespace

Classes: ManifestItem

Instance Method Summary collapse

Constructor Details

#initialize(inventory_units:) ⇒ ShippingManifest

Returns a new instance of ShippingManifest.



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# File 'app/models/spree/shipping_manifest.rb', line 4

def initialize(inventory_units:)
  @inventory_units = inventory_units
end

Instance Method Details

#items ⇒ Object 



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# File 'app/models/spree/shipping_manifest.rb', line 8

def items
  # Grouping by the ID means that we don't have to call out to the association accessor
  # This makes the grouping by faster because it results in less SQL cache hits.
  @inventory_units.group_by(&:variant_id).map do |variant_id, units|
    units.group_by(&:line_item_id).map do |line_item_id, units|

      states = {}
      units.group_by(&:state).each { |state, iu| states[state] = iu.count }

      line_item = units.first.line_item
      variant = units.first.variant
      ManifestItem.new(line_item, variant, units.length, states)
    end
  end.flatten
end