Exhibit class

exhibit.rb

require "delegate"

class Exhibit < SimpleDelegator

  include Pundit

  def self.exhibits
    [
      RegistrationExhibit,
      EliminationExhibit,
      RoundRobinExhibit
    ]
  end

  def self.exhibit(object, context, options = [])
    exhibits.inject(object) do |object, exhibit|
      exhibit.exhibit_if_applicable(object, context)
    end
  end

  def self.exhibit_if_applicable(object, context)
    if applicable_to?(object)
      new(object, context)
    else
      object
    end
  end

  def initialize(model, context)
    @context = context
    super(model)
  end

  def to_model
    __getobj__
  end

  def class
    __getobj__.class
  end

end