app/models/participation.rb


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class Participation < ActiveRecord::Base
  include Diaspora::Federated::Base
  include Diaspora::Fields::Guid
  include Diaspora::Fields::Author
  include Diaspora::Fields::Target

  class Generator < Diaspora::Federated::Generator
    def self.federated_class
      Participation
    end

    def relayable_options
      {:target => @target}
    end
  end

  def unparticipate!
    if count == 1
      destroy
    else
      update!(count: count.pred)
    end
  end

  # @return [Array<Person>]
  def subscribers
    [target.author]
  end

  # NOTE API V1 to be extracted
  acts_as_api
  api_accessible :backbone do |t|
    t.add :id
    t.add :guid
    t.add :author
    t.add :created_at
  end
end