module ScreeningModel extend ActiveSupport::Concern module ClassMethods def actions @actions ||= Enum.new(:block, :do_nothing) end def default_action(action_key) @default_action = action_key end def df_action @default_action || :do_nothing end end included do before_validation :set_default_action end def set_default_action self.action_type ||= self.class.actions[self.class.df_action] end def action_name=(arg) raise ArgumentError.new("Invalid action type #{arg}") if arg.nil? or !self.class.actions.has_key?(arg.to_sym) self.action_type = self.class.actions[arg.to_sym] end def record_match! self.match_count += 1 self.last_match_at = Time.zone.now save end end