From 86a4d204ba055d0d71d07b2615ce7c9a0f981918 Mon Sep 17 00:00:00 2001
From: Sarah Proctor <sarah.proctor@scientist.com>
Date: Mon, 29 Jul 2024 17:34:23 -0700
Subject: [PATCH] :gift: Adds collection sorting by publication and creation
 date

This commit adds collection search options for sorting by ascending and descending publication dates and ascending and descending creation dates to the dropdown menu.

Ref:
- https://github.com/scientist-softserv/utk-hyku/issues/650
---
 app/controllers/catalog_controller.rb | 12 ++++++++++++
 app/indexers/collection_indexer.rb    |  2 ++
 2 files changed, 14 insertions(+)

diff --git a/app/controllers/catalog_controller.rb b/app/controllers/catalog_controller.rb
index fbea25c8..15e46a92 100644
--- a/app/controllers/catalog_controller.rb
+++ b/app/controllers/catalog_controller.rb
@@ -22,6 +22,14 @@ def self.title_field
     'title_ssi'
   end
 
+  def self.published_field
+    'date_issued_d_ssi'
+  end
+
+  def self.created_field
+    'date_created_d_ssi'
+  end
+
   # CatalogController-scope behavior and configuration for BlacklightIiifSearch
   include BlacklightIiifSearch::Controller
 
@@ -396,6 +404,10 @@ def self.title_field
     config.add_sort_field "#{uploaded_field} asc", label: "date uploaded \u25B2"
     config.add_sort_field "#{modified_field} desc", label: "date modified \u25BC"
     config.add_sort_field "#{modified_field} asc", label: "date modified \u25B2"
+    config.add_sort_field "#{published_field} desc", label: "date published \u25BC"
+    config.add_sort_field "#{published_field} asc", label: "date published \u25B2"
+    config.add_sort_field "#{created_field} desc", label: "date created \u25BC"
+    config.add_sort_field "#{created_field} asc", label: "date created \u25B2"
 
     # OAI Config fields
     config.oai = {
diff --git a/app/indexers/collection_indexer.rb b/app/indexers/collection_indexer.rb
index 2a7d63da..097e8e71 100644
--- a/app/indexers/collection_indexer.rb
+++ b/app/indexers/collection_indexer.rb
@@ -13,6 +13,8 @@ def generate_solr_document
       solr_doc["bulkrax_identifier_sim"] = object.bulkrax_identifier
       solr_doc["account_cname_tesim"] = Site.instance&.account&.cname
       solr_doc[CatalogController.title_field] = object.title.first
+      solr_doc[CatalogController.published_field] = object.date_issued_d
+      solr_doc[CatalogController.created_field] = object.date_created_d
     end
   end