Module: AbAdmin::Concerns::NestedSet

Extended by:
ActiveSupport::Concern
Defined in:
lib/ab_admin/concerns/nested_set.rb

Defined Under Namespace

Modules: ClassMethods

Instance Method Summary collapse

Instance Method Details

#deep_parent ⇒ Object 



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# File 'lib/ab_admin/concerns/nested_set.rb', line 59

def deep_parent
  root? ? self : self.parent.try(:deep_parent)
end

#descendants_count ⇒ Object 



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# File 'lib/ab_admin/concerns/nested_set.rb', line 67

def descendants_count
  (right - left - 1) / 2
end

#moveable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ab_admin/concerns/nested_set.rb', line 63

def moveable?
  new_record? || !root?
end

#nested_opts(collection = nil) ⇒ Object 



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# File 'lib/ab_admin/concerns/nested_set.rb', line 46

def nested_opts(collection=nil)
  collection ||= self.class.all
  self.class.nested_opts(collection, self)
end

#tree_children(tree) ⇒ Object 



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# File 'lib/ab_admin/concerns/nested_set.rb', line 51

def tree_children(tree)
  return unless tree[self.id]
  self.cached_children = tree[self.id]
  self.cached_children.each do |r|
    r.tree_children(tree)
  end
end

#update_search_index ⇒ Object 



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# File 'lib/ab_admin/concerns/nested_set.rb', line 71

def update_search_index
  tire.update_index if respond_to?(:tire)
  true
end