Lazy migrate characterization along with file

app/jobs/migrate_files_to_valkyrie_job.rb

@@ -12,6 +12,21 @@ def perform(resource)
     migrate_files!(resource: resource)
   end
 
+  def attribute_mapping
+    return @attribute_mapping if @attribute_mapping
+    @attribute_mapping = %w[
+      aspect_ratio bit_depth bit_rate byte_order capture_device channels character_count character_set
+      checksum color_map color_space compression creator data_format duration exif_version file_title
+      fits_version format_label frame_rate gps_timestamp graphics_count height image_producer language
+      latitude line_count longitude markup_basis markup_language offset orientation page_count
+      paragraph_count profile_name profile_version recorded_size sample_rate scanning_software
+      table_count well_formed width word_count ].inject({}) { |j, i| j[i] = i; j}
+    @attribute_mapping['recorded_size'] = 'file_size'
+    @attribute_mapping['channels'] = 'alpha_channels'
+    @attribute_mapping['checksum'] = 'original_checksum'
+    @attribute_mapping
+  end
+
   private
 
   def migrate_derivatives!(resource:)
@@ -61,11 +76,11 @@ def migrate_files!(resource:)
   end
 
   def copy_attributes(valkyrie_file:, original_file:)
-    TRANSFERABLE_ATTRIBUTES.each do |attr|
-      valkyrie_file.set_value(attr, original_file[attr])
+    attribute_mapping.each do |k, v|
+      valkyrie_file.set_value(k, original_file.send(v))
     end
-    valkyrie_file.set_value(:channels, original_file.alpha_channels) if valkyrie_file.channels.blank?
-    valkyrie_file.set_value(:checksum, original_file.original_checksum)
+    # Special case as this property isn't in the characterization proxy
+    valkyrie_file.set_value('alternate_ids', original_file.alternate_ids)
     valkyrie_file
   end
 
@@ -89,51 +104,4 @@ def container_for(filename)
       'service_file'
     end
   end
-
-  TRANSFERABLE_ATTRIBUTES = %w[
-    alternate_ids
-    aspect_ratio
-    bit_depth
-    bit_rate
-    byte_order
-    capture_device
-    channels
-    character_count
-    character_set
-    checksum
-    color_map
-    color_space
-    compression
-    creator
-    data_format
-    duration
-    exif_version
-    file_title
-    fits_version
-    format_label
-    frame_rate
-    gps_timestamp
-    graphics_count
-    height
-    image_producer
-    language
-    latitude
-    line_count
-    longitude
-    markup_basis
-    markup_language
-    offset
-    orientation
-    page_count
-    paragraph_count
-    profile_name
-    profile_version
-    recorded_size
-    sample_rate
-    scanning_software
-    table_count
-    well_formed
-    width
-    word_count
-  ]
 end

lib/freyja/persister.rb

@@ -32,7 +32,9 @@ def save(resource:, external_resource: false, perform_af_validation: false)
 
     def convert_and_migrate_resource(orm_object)
       new_resource = resource_factory.to_resource(object: orm_object)
-      MigrateFilesToValkyrieJob.perform_later(new_resource) if new_resource.is_a?(Hyrax::FileSet) && new_resource.file_ids.size == 1 && new_resource.file_ids.first.id.to_s.match('/files/')
+      if Hyrax.config.valkyrie_transition? && new_resource.is_a?(Hyrax::FileSet) && new_resource.file_ids.size == 1 && new_resource.file_ids.first.id.to_s.match('/files/')
+        MigrateFilesToValkyrieJob.perform_later(new_resource)
+      end
       new_resource
     end
   end

lib/goddess/query.rb

@@ -146,6 +146,31 @@ def find_single(method_name)
     # @param [QueryService] query_service
     def initialize(*services)
       @services = services
+      setup_custom_queries
     end
+
+    # rubocop:disable Metrics/MethodLength
+    def setup_custom_queries
+      # load all the sql based custom queries
+      [
+        Hyrax::CustomQueries::Navigators::CollectionMembers,
+        Hyrax::CustomQueries::Navigators::ChildCollectionsNavigator,
+        Hyrax::CustomQueries::Navigators::ParentCollectionsNavigator,
+        Hyrax::CustomQueries::Navigators::ChildFileSetsNavigator,
+        Hyrax::CustomQueries::Navigators::ChildWorksNavigator,
+        Hyrax::CustomQueries::Navigators::FindFiles,
+        Hyrax::CustomQueries::FindAccessControl,
+        Hyrax::CustomQueries::FindCollectionsByType,
+        Hyrax::CustomQueries::FindFileMetadata,
+        Hyrax::CustomQueries::FindIdsByModel,
+        Hyrax::CustomQueries::FindManyByAlternateIds,
+        Hyrax::CustomQueries::FindModelsByAccess,
+        Hyrax::CustomQueries::FindCountBy,
+        Hyrax::CustomQueries::FindByDateRange
+      ].each do |handler|
+        services[0].custom_queries.register_query_handler(handler)
+      end
+    end
+    # rubocop:enable Metrics/MethodLength
   end
 end

lib/wings/setup.rb

@@ -127,6 +127,15 @@ def build_or_set(attributes, &block)
   Valkyrie.config.metadata_adapter.query_service.custom_queries.register_query_handler(query_handler)
 end
 
+Valkyrie.config.resource_class_resolver = lambda do |resource_klass_name|
+  return resource_klass_name.constantize unless defined?(Wings)
+  klass_name = resource_klass_name.gsub(/Resource$/, '')
+  # Second one should throw a name error because we do not know what you want if
+  # it isn't one of these two options
+  klass = klass_name.safe_constantize || resource_klass_name.constantize
+  Wings::ModelRegistry.reverse_lookup(klass) || klass
+end
+
 Wings::ModelRegistry.register(Hyrax::AccessControl, Hydra::AccessControl)
 Wings::ModelRegistry.register(Hyrax.config.admin_set_class_for_wings, AdminSet)
 Wings::ModelRegistry.register(Hyrax.config.collection_class_for_wings, ::Collection)

spec/jobs/migrate_files_to_valkyrie_job_spec.rb

@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+require 'wings'
+
+RSpec.describe MigrateFilesToValkyrieJob, valkyrie_adapter: :freyja_adapter, perform_enqueued: [MigrateFilesToValkyrieJob] do
+  let(:user)      { create(:user) }
+  let(:content) { File.open(fixture_path + '/' + label) }
+  let(:uploaded_file1) { build(:uploaded_file, file:) }
+  let(:fedora_file_set) { create(:file_set, title: ['Some title'], label: label, content: content) }
+  let!(:pcdm_file) do pcdm_file = fedora_file_set.files.first
+    pcdm_file.content = 'foo'
+    pcdm_file.original_name = label
+    pcdm_file.height = '111'
+    pcdm_file.width = '222'
+    pcdm_file.file_size = '123456'
+    pcdm_file.format_label = ["Portable Network Graphics"]
+    pcdm_file.original_checksum = ['checksum123']
+    pcdm_file.save!
+    pcdm_file
+  end
+  let(:label) { 'image.jpg' }
+  let(:wings_file_set) { Hyrax.query_service.find_by(id: fedora_file_set.id) }
+  let(:migrated_file_set) { Hyrax.persister.save(resource: wings_file_set) }
+
+  before do
+    allow(Hyrax.config).to receive(:valkyrie_transition?).and_return(true)
+    # allow(ActiveFedora::Base).to receive(:find).and_call_original
+    # allow(ActiveFedora::Base).to receive(:find).with(migrated_file_set.original_file.file_identifier.to_s).and_return(file_with_characterization)
+    # allow(File_Set).to receive(:find).with(fedora_file_set.id).and_return(fedora_file_set)
+  end
+
+  it "it migrates all derivatives along with a file" do
+    described_class.perform_now(migrated_file_set)
+
+    valkyrized_file_set = Hyrax.query_service.find_by(id: migrated_file_set.id)
+    described_class.new.attribute_mapping.each do |k, v|
+      expect(valkyrized_file_set.original_file.send(k)).to match_array(pcdm_file.send(v))
+    end
+  end
+end

spec/lib/freyja/persister_spec.rb

@@ -7,7 +7,7 @@
 require 'wings'
 require 'freyja/metadata_adapter'
 
-RSpec.describe Freyja::Persister, :active_fedora, :clean_repo do
+RSpec.describe Freyja::Persister, :active_fedora, :clean_repo, valkyrie_adapter: :freyja_adapter do
   subject(:persister) { described_class.new(adapter: adapter) }
   let(:adapter) { Freyja::MetadataAdapter.new }
   let(:query_service) { adapter.query_service }
@@ -36,8 +36,13 @@ class Custom < ActiveFedora::Base
         accepts_nested_attributes_for :nested_resource
         include Hydra::Works::WorkBehavior
       end
+
+      Wings::ModelRegistry.register(CustomResource, Custom)
     end
+
     after do
+      Wings::ModelRegistry.unregister(CustomResource)
+
       Object.send(:remove_const, :CustomResource)
       Object.send(:remove_const, :Custom)
     end

spec/spec_helper.rb

@@ -60,6 +60,8 @@ def ci_build?
   .register(Valkyrie::Persistence::Memory::MetadataAdapter.new, :test_adapter)
 Valkyrie::MetadataAdapter
   .register(Valkyrie::Persistence::Postgres::MetadataAdapter.new, :postgres_adapter)
+Valkyrie::MetadataAdapter
+  .register(Freyja::MetadataAdapter.new, :freyja_adapter)
 version_path = Rails.root / 'tmp' / 'test_adapter_uploads'
 Valkyrie::StorageAdapter.register(
   Valkyrie::Storage::VersionedDisk.new(base_path: version_path),
@@ -238,11 +240,13 @@ def clean_active_fedora_repository
   config.include Warden::Test::Helpers, type: :feature
 
   config.before(:each, type: :feature) do |example|
+    adapter_name = example.metadata[:valkyrie_adapter]
+
     clean_active_fedora_repository unless
       # trust that clean_repo performed the clean if present
       example.metadata[:clean_repo] ||
       # don't run for adapters other than wings
-      (example.metadata[:valkyrie_adapter].present? && example.metadata[:valkyrie_adapter] != :wings_adapter)
+      (adapter_name.present? && ![:wings_adapter, :freyja_adapter, :frigg_adapter].include?(adapter_name))
   end
 
   config.append_after(:each, type: :feature) do
@@ -350,8 +354,18 @@ def clean_active_fedora_repository
   config.prepend_before(:example, :valkyrie_adapter) do |example|
     adapter_name = example.metadata[:valkyrie_adapter]
 
-    if adapter_name == :wings_adapter
+    if [:wings_adapter, :freyja_adapter, :frigg_adapter].include?(adapter_name)
       skip("Don't test Wings when it is dasabled") if Hyrax.config.disable_wings
+      unless adapter_name == :wings_adapter
+        Valkyrie::StorageAdapter.register(
+          Valkyrie::Storage::Disk.new(base_path: Rails.root.join("tmp", "storage", "files"),
+                                      file_mover: FileUtils.method(:cp)),
+          :disk
+        )
+        allow(Valkyrie.config)
+          .to receive(:storage_adapter)
+          .and_return(Valkyrie::StorageAdapter.find(:disk))
+      end
     else
       allow(Hyrax.config).to receive(:disable_wings).and_return(true)
       hide_const("Wings") # disable_wings=true removes the Wings constant