module Recurso
  module Identity
    def self.included(base)
      base.has_many :permissions,
        dependent: :destroy,
        class_name: Recurso::Config.instance.permission_class_name_for(base),
        foreign_key: Recurso::Config.instance.identity_foreign_key_for(base)
    end

    def policy(resource = self)
      (resource&.policy_class || Recurso::NilClassPolicy).new(self, resource)
    end

    def policy_class
      Recurso::BasePolicy
    end
  end
end