death_walker.rb

input = "[{id: 'lookingAtFoo0', inResponseTo: 'looking at foo', onFinish: 'delete foo'}, {name: 'looking at foo', inResponseTo: 'found foo', onFinish: 'clikced foo'}]"


nodes = {}


class Node
  def initialize(thisId)
    self.id = thisId
  end

  attr_accessor :id, :inResponseTo, :onFinish
end

input.each do |node|
  irt = nodes[node[:inResponseTo]] || Node.new(node[:inResponseTo])
  onf = nodes[node[:onFinish]] || Node.new(node[:onFinish])

  newNode = nodes[node[:name]] || Node.new(node[:name])
  newNode.inResponseTo = irt
  newNode.onFinish = onf

  nodes[node[:name]] = newNode

end