1 files changed, 21 insertions, 0 deletions
diff --git a/app/models/concerns/sortable_title.rb b/app/models/concerns/sortable_title.rb
new file mode 100644
index 00000000000..7c5cad17f4c
--- /dev/null
+++ b/app/models/concerns/sortable_title.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+module SortableTitle
+  extend ActiveSupport::Concern
+
+  included do
+    scope :order_title_asc, -> { reorder(Arel::Nodes::Ascending.new(arel_table[:title].lower)) }
+    scope :order_title_desc, -> { reorder(Arel::Nodes::Descending.new(arel_table[:title].lower)) }
+  end
+
+  class_methods do
+    def simple_sorts
+      super.merge(
+        {
+          'title_asc' => -> { order_title_asc },
+          'title_desc' => -> { order_title_desc }
+        }
+      )
+    end
+  end
+end