1 files changed, 38 insertions, 0 deletions
diff --git a/lib/gitlab/pagination/keyset/cursor_pager.rb b/lib/gitlab/pagination/keyset/cursor_pager.rb
new file mode 100644
index 00000000000..0b49aa87a02
--- /dev/null
+++ b/lib/gitlab/pagination/keyset/cursor_pager.rb
@@ -0,0 +1,38 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Pagination
+    module Keyset
+      class CursorPager < Gitlab::Pagination::Base
+        attr_reader :cursor_based_request_context, :paginator
+
+        def initialize(cursor_based_request_context)
+          @cursor_based_request_context = cursor_based_request_context
+        end
+
+        def paginate(relation)
+          @paginator ||= relation.keyset_paginate(
+            per_page: cursor_based_request_context.per_page,
+            cursor: cursor_based_request_context.cursor
+          )
+
+          paginator.records
+        end
+
+        def finalize(_records = [])
+          # can be called only after executing `paginate(relation)`
+          apply_headers
+        end
+
+        private
+
+        def apply_headers
+          return unless paginator.has_next_page?
+
+          cursor_based_request_context
+            .apply_headers(paginator.cursor_for_next_page)
+        end
+      end
+    end
+  end
+end