module PoolParty
  # module Resources
  #   class Resource
  #     def self.resource_string_name(n, key)
  #       "#{n.to_s.sanitize.capitalize}['#{key}']"
  #     end
  #   end
  # end
  
  module DependencyResolutions
    module Puppet
      
      def pretty_print_resources(pre=" ")
        returning Array.new do |out|
          resources.each do |name, res|
            out << "#{pre}#{name}"
            out << "#{pre*2}#{res.map {|a| a.name}}"
            res.each do |r|
              out << "#{pre*2}#{r.pretty_print_resources(pre*2)}"
            end
          end
        end.join("\n")
      end
      
      # Generic to_s
      # Most Resources won't need to extend this
      def to_string(pre="")
        return "" if printed?
        opts = options #get_modified_options
        
        returning Array.new do |output|
          unless cancelled?

            if resources && !resources.empty? 
              output << resources_string_from_resources(resources, pre)
            end
            
            unless virtual_resource?
              output << "#{pre}#{class_type_name.downcase} { #{pre}\"#{self.key}\":"
              output << opts.flush_out("#{pre*2}").join(",\n")
              output << "#{pre}}"
            end
            
            printed
            output << @poststring || ""
          end
        end.join("\n")
      end

      #TODO: deprecated
      # def resources_string_from_resources(res, pre="\t")
      #   return nil if res.keys == [:classpackage] && res.size == 1
      #   @variables = res.extract! {|name,resource| name == :variable}
      #   
      #   returning Array.new do |str|
      #     unless @variables.empty?
      #       str << "\n# Variables"
      #       @variables.each do |name, variable|
      #         str << variable.to_string("#{pre}")
      #       end          
      #     end
      # 
      #     res.reject do |type, resource|
      #       str << resource.to_string("#{pre*2}")
      #     end
      #   end.join("\n")
      # end
      
      # def to_s
      #   self.class.resource_string_name(class_type_name.capitalize, key)
      # end
    end
  end
end