dpn-admin/dpn-server

# Copyright (c) 2015 The Regents of the University of Michigan.
# All Rights Reserved.
# Licensed according to the terms of the Revised BSD License
# See LICENSE.md for details.



class BagAdapter < ::AbstractAdapter

  map_date :created_at, :created_at, Time::DATE_FORMATS[:dpn]
  map_date :updated_at, :updated_at, Time::DATE_FORMATS[:dpn]

  map_simple :uuid, :uuid
  map_simple :local_id, :local_id
  map_simple :size, :size
  map_simple :version, :version

  map_belongs_to :ingest_node, :ingest_node, model_class: Node, sub_method: :namespace
  map_belongs_to :admin_node, :admin_node, model_class: Node, sub_method: :namespace
  map_belongs_to :member, :member, sub_method: :member_id

  map_has_many :interpretive_bags, :interpretive, sub_method: :uuid
  map_has_many :rights_bags, :rights, sub_method: :uuid
  map_has_many :replicating_nodes, :replicating_nodes, model_class: Node, sub_method: :namespace

  map_from_public :bag_type do |typechar|
    {type: model_bag_type(typechar)}
  end
  map_to_public :type do |typestring|
    {bag_type: typestring.to_s[0]}
  end

  map_to_public :version_family do |record|
    {first_version_uuid: record ? record.uuid : nil}
  end
  map_from_public :first_version_uuid do |uuid|
    {version_family: VersionFamily.find_or_initialize_by(uuid: uuid)}
  end

      private

  @@bag_types = {
    d: "DataBag",
    r: "RightsBag",
    i: "InterpretiveBag"
  }

  def self.model_bag_type(public_type)
    if public_type.is_a? String
      return @@bag_types[public_type.downcase.to_sym]
    else
      return nil
    end
  end

end