Contents

module C80Estate

  module Owner

    extend ActiveSupport::Concern

    #  ERROR: Cannot define multiple 'included' blocks for a Concern
    # included do
    #
    # end

    def self.included(klass)
      klass.extend ClassMethods
      klass.send(:include, InstanceMethods)
    end

    module ClassMethods

      def act_as_owner
        class_eval do
          # эти взаимосвязи можно трактовать, как "создатель объектов этих классов"
          has_many :areas, :as => :owner, :class_name => 'C80Estate::Area', :dependent => :nullify
          has_many :properties, :as => :owner, :class_name => 'C80Estate::Property', :dependent => :nullify
          has_many :comments, :as => :owner, :class_name => 'C80Estate::Comment', :dependent => :destroy
          # эта взаимосвязь трактуется, как "роль, назначенная персоне"
          has_many :roles, :as => :owner, :class_name => 'C80Estate::Role', :dependent => :destroy
          accepts_nested_attributes_for :roles,
                                        :reject_if => lambda { |attributes|
                                          !attributes.present?
                                        },
                                        :allow_destroy => true

          after_create :create_role

          def create_role
            Rails.logger.debug('<Owner.create_role>')
            r = C80Estate::Role.create({ role_type_id: nil })
            roles << r
          end

        end
      end
    end

    module InstanceMethods

      def role_type_title
        res = " - "
        if roles.count > 0
          if roles.first.role_type_id.present?
            res = roles.first.role_type.title
          end
        end
        res
      end

    end

  end
end

ActiveRecord::Base.send :include, C80Estate::Owner

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
c80_estate-0.1.0	app/models/c80_estate/owner.rb