Allow for filtering by title keywords

app/controllers/hyrax/admin/workflows_controller.rb

@@ -19,6 +19,7 @@ def index
       per_page = params.fetch('per_page', 10)
       actionable_objects.page = page
       actionable_objects.per_page = per_page
+      actionable_objects.query = params['q']
       under_review = viewing_under_review?(params['state'])
       if under_review
         state = 'under-review'
@@ -35,6 +36,10 @@ def ensure_authorized!
       authorize! :review, :submissions
     end
 
+    def search_action_url(*args)
+      hyrax.admin_workflows_url(*args)
+    end
+
     def actionable_objects
       @actionable_objects ||=
         Hyrax::Workflow::ActionableObjects.new(user: current_user)

app/services/hyrax/workflow/actionable_objects.rb

@@ -25,6 +25,10 @@ class ActionableObjects
       #   @return [String]
       attr_accessor :workflow_state_filter
       ##
+      # @!attribute [rw] keyword search which results will be limited by (searches titles)
+      #   @return [String]
+      attr_accessor :query
+      ##
       # @!attribute [rw] page of results to return, 1 based
       #   @return [Integer]
       attr_accessor :page
@@ -50,7 +54,13 @@ def each
         ids_and_states = id_state_pairs
         return if ids_and_states.none?
 
-        docs = Hyrax::SolrQueryService.new.with_ids(ids: ids_and_states.map(&:first)).solr_documents
+        # starting_query = query ? [{'title_tesim' : query}] : []
+        query_service = Hyrax::SolrQueryService.new
+        if query
+          query_service.with_field_pairs(field_pairs: {'title_tesim' => query})
+        end
+        docs = query_service.with_ids(ids: ids_and_states.map(&:first))
+                            .solr_documents
 
         docs.each do |solr_doc|
           object = ObjectInWorkflowDecorator.new(solr_doc)

spec/services/hyrax/workflow/actionable_objects_spec.rb

@@ -12,9 +12,9 @@
     context 'with objects in workflow' do
       let(:admin_set) { FactoryBot.valkyrie_create(:hyrax_admin_set) }
       let(:objects) do
-        [FactoryBot.valkyrie_create(:hyrax_work, admin_set_id: admin_set.id),
-         FactoryBot.valkyrie_create(:hyrax_work, admin_set_id: admin_set.id),
-         FactoryBot.valkyrie_create(:hyrax_work, admin_set_id: admin_set.id)]
+        [FactoryBot.valkyrie_create(:hyrax_work, admin_set_id: admin_set.id, title: ['Work One']),
+         FactoryBot.valkyrie_create(:hyrax_work, admin_set_id: admin_set.id, title: ['Work Two']),
+         FactoryBot.valkyrie_create(:hyrax_work, admin_set_id: admin_set.id, title: ['Something else'])]
       end
 
       let(:permission_template) do
@@ -86,6 +86,26 @@
           expect(service.map(&:id)).to contain_exactly(*objects.map(&:id))
         end
 
+        it 'supports pagination' do
+          service.per_page = 2
+          service.page = 1
+          expect(service.map(&:id)).to contain_exactly(*objects[0..1].map(&:id))
+          service.page = 2
+          expect(service.map(&:id)).to contain_exactly(*objects[2..2].map(&:id))
+        end
+
+        it 'supports filtering by title' do
+          service.query = 'work'
+          expect(service.map(&:id)).to contain_exactly(*objects[0..1].map(&:id))
+        end
+
+        it 'supports filtering by state' do
+          service.workflow_state_filter = 'needs_attention'
+          expect(service.map(&:id)).to contain_exactly(*objects.map(&:id))
+          service.workflow_state_filter = 'nope'
+          expect(service.map(&:id)).to be_empty
+        end
+
         it 'includes the workflow states' do
           expect(service.map(&:workflow_state))
             .to contain_exactly('needs_attention',