Contents

# encoding: UTF-8


module Spontaneous::Collections
  class BoxSet < PrototypeSet

    attr_reader :owner

    def initialize(owner)
      super()
      @owner = owner
      initialize_from_prototypes
    end

    def initialize_from_prototypes
      owner.class.boxes.each do |box_prototype|
        box = box_prototype.get_instance(owner)
        add_box(box)
      end
    end

    alias_method :get_without_ranges, :[]

    def [](*args)
      if args.length == 1
        get_single(args[0])
      else
        args.map { |index| get_single(index) }.flatten
      end
    end

    def export
      self.map { |item| item.export }
    end

    def group(group_name)
      self.select { |box| box._prototype.group == group_name }
    end

    protected

    def get_single(index)
      case index
      when Range
        order[index].map { | name | named(name) }
      else
        get_without_ranges(index)
      end
    end

    def add_box(box)
      self[box._prototype.name] = box
      getter_name = box._prototype.name
      singleton_class.class_eval do
        define_method(getter_name) { |*args| box.tap { |b| b.template_params = args } }
      end
    end

    def box_groups
      owner.class.box_prototypes.map { |prototype| prototype.group }.compact
    end


    def method_missing(method, *args)
      # allow access by group name e.g. instance.boxes.group_name
      if box_groups.include?(method)
        group(method)
        # self.select { |box| box._prototype.group == method }
      else
        super
      end
    end
  end
end

Version data entries

7 entries across 7 versions & 1 rubygems

Version	Path
spontaneous-0.2.0.alpha7	lib/spontaneous/collections/box_set.rb
spontaneous-0.2.0.alpha6	lib/spontaneous/collections/box_set.rb
spontaneous-0.2.0.alpha5	lib/spontaneous/collections/box_set.rb
spontaneous-0.2.0.alpha4	lib/spontaneous/collections/box_set.rb
spontaneous-0.2.0.alpha3	lib/spontaneous/collections/box_set.rb
spontaneous-0.2.0.alpha2	lib/spontaneous/collections/box_set.rb
spontaneous-0.2.0.alpha1	lib/spontaneous/collections/box_set.rb