Class: Workarea::Pricing::Discount::BuySomeGetSome::OrderItemsByProduct

Inherits:
Object
  • Object
show all
Includes:
Enumerable
Defined in:
app/models/workarea/pricing/discount/buy_some_get_some/order_items_by_product.rb

Defined Under Namespace

Classes: Product

Instance Method Summary collapse

Constructor Details

#initialize(order) ⇒ OrderItemsByProduct

Returns a new instance of OrderItemsByProduct.



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# File 'app/models/workarea/pricing/discount/buy_some_get_some/order_items_by_product.rb', line 16

def initialize(order)
  @order = order
end

Instance Method Details

#products ⇒ Array<OrderProducts::Product>

Aggregate product that reflects all items in the order that share a product_id

Returns:

  • (Array<OrderProducts::Product>) 


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# File 'app/models/workarea/pricing/discount/buy_some_get_some/order_items_by_product.rb', line 25

def products
  @products ||= @order.items.group_by(&:product_id).map do |id, items|
    Product.new(
      id,
      items,
      items.sum(&:quantity),
      items.flat_map(&:category_ids).compact.uniq
    )
  end
end