Class: Kitestrings::Menu::ItemCollection

Inherits:
SimpleDelegator
  • Object
show all
Defined in:
lib/kitestrings/menu/item_collection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(loaded_resources) ⇒ ItemCollection

Returns a new instance of ItemCollection.



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# File 'lib/kitestrings/menu/item_collection.rb', line 7

def initialize(loaded_resources)
  length = loaded_resources.length
  @items = (0...length).map do |count|
    Menu::Item.new loaded_resources[0..count]
  end

  # if the last item in the resources is a new_record? object, then substitute it for the class. This will
  # cause polymorphic path to show the #index action in the breadcrumb instead of the new action, or a route
  # error looking for an object that has no id.
  last = @items.last
  if last && last.object.respond_to?(:new_record?) && last.object.new_record?
    @items.pop
    @items << Menu::Item.new(last.resources[0..-2] + [last.object.class])
  end

  # the last item in the array is assumed to be active.
  @items.last.active = true unless items.empty?

  # delegate all methods to this array object
  super(@items)
end

Instance Attribute Details

#items ⇒ Object (readonly)

Returns the value of attribute items.



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# File 'lib/kitestrings/menu/item_collection.rb', line 5

def items
  @items
end