🎁 IiifPrint Enhancements to clean up split works as PDF fileset is deleted

app/models/iiif_print/pending_relationship.rb

@@ -3,5 +3,8 @@ class PendingRelationship < ApplicationRecord
     validates :parent_id, presence: true
     validates :child_title, presence: true
     validates :child_order, presence: true
+    validates :parent_model, presence: true
+    validates :child_model, presence: true
+    validates :file_id, presence: true
   end
 end

db/migrate/20231110163052_add_model_details_to_iiif_print_pending_relationships.rb

@@ -0,0 +1,7 @@
+class AddModelDetailsToIiifPrintPendingRelationships < ActiveRecord::Migration[5.2]
+  def change
+    add_column :iiif_print_pending_relationships, :parent_model, :string
+    add_column :iiif_print_pending_relationships, :child_model, :string
+    add_column :iiif_print_pending_relationships, :file_id, :string
+  end
+end

lib/iiif_print/jobs/child_works_from_pdf_job.rb

@@ -96,7 +96,10 @@ def prepare_import_data(original_pdf_path, image_files, user)
           # save child work info to create the member relationships
           PendingRelationship.create!(child_title: child_title,
                                       parent_id: @parent_work.id,
-                                      child_order: child_title)
+                                      child_order: child_title,
+                                      parent_model: @parent_work.class,
+                                      child_model: @parent_work.iiif_print_config.pdf_split_child_model,
+                                      file_id: file_id)
 
           begin
             # Clean up the temporary image path.

spec/iiif_print/jobs/create_relationships_job_spec.rb

@@ -9,11 +9,12 @@ module IiifPrint::Jobs
 
     let(:parent_model) { WorkWithIiifPrintConfig.to_s }
     let(:child_model) { WorkWithIiifPrintConfig.to_s }
+    let(:file) { FileSet.new.tap { |fs| fs.save!(validate: false) } }
     let(:parent_record) { WorkWithIiifPrintConfig.new(title: ['required title']) }
     let(:child_record1) { WorkWithIiifPrintConfig.new(title: ["Child of #{parent_record.id} page 01"]) }
     let(:child_record2) { WorkWithIiifPrintConfig.new(title: ["Child of #{parent_record.id} page 02"]) }
-    let(:pending_rel1) { IiifPrint::PendingRelationship.new(parent_id: parent_record.id, child_title: "Child of #{parent_record.id} page 01", child_order: "Child of #{parent_record.id} page 01") }
-    let(:pending_rel2) { IiifPrint::PendingRelationship.new(parent_id: parent_record.id, child_title: "Child of #{parent_record.id} page 02", child_order: "Child of #{parent_record.id} page 02") }
+    let(:pending_rel1) { IiifPrint::PendingRelationship.new(parent_id: parent_record.id, child_title: "Child of #{parent_record.id} page 01", child_order: "Child of #{parent_record.id} page 01", parent_model: parent_model, child_model: child_model, file_id: file.id) }
+    let(:pending_rel2) { IiifPrint::PendingRelationship.new(parent_id: parent_record.id, child_title: "Child of #{parent_record.id} page 02", child_order: "Child of #{parent_record.id} page 02", parent_model: parent_model, child_model: child_model, file_id: file.id) }
 
     describe '#perform' do
       before do