Sha256: 42bfbb4f14a02a90350f4e72c429b0dab5abcb3a1812e543a6ffdb0edcc56e46
Contents?: true
Size: 1 KB
Versions: 7
Compression:
Stored size: 1 KB
Contents
# frozen_string_literal: true
require 'active_support/concern'
module Lcms
module Engine
module Navigable
extend ActiveSupport::Concern
included do
def parents
ancestors.reverse
end
def previous
@previous ||= begin
return unless level_position
if level_position.positive?
siblings.where(level_position: level_position - 1).first
else
# last element of previous node from parent level
parent.try(:previous).try(:children).try(:last)
end
end
end
def next
@next ||= begin
return unless level_position
if level_position < siblings.size
siblings.where(level_position: level_position + 1).first
else
# first element of next node from parent level
parent.try(:next).try(:children).try(:first)
end
end
end
end
end
end
end
Version data entries
7 entries across 7 versions & 1 rubygems