1 files changed, 35 insertions, 0 deletions
diff --git a/lib/gitlab/pagination/keyset/cursor_based_request_context.rb b/lib/gitlab/pagination/keyset/cursor_based_request_context.rb
new file mode 100644
index 00000000000..18390f5b59d
--- /dev/null
+++ b/lib/gitlab/pagination/keyset/cursor_based_request_context.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Pagination
+    module Keyset
+      class CursorBasedRequestContext
+        DEFAULT_SORT_DIRECTION = :desc
+        attr_reader :request_context
+        delegate :params, to: :request_context
+
+        def initialize(request_context)
+          @request_context = request_context
+        end
+
+        def per_page
+          params[:per_page]
+        end
+
+        def cursor
+          params[:cursor]
+        end
+
+        def apply_headers(cursor_for_next_page)
+          Gitlab::Pagination::Keyset::HeaderBuilder
+            .new(request_context)
+            .add_next_page_header({ cursor: cursor_for_next_page })
+        end
+
+        def order_by
+          { params[:order_by].to_sym => params[:sort]&.to_sym || DEFAULT_SORT_DIRECTION }
+        end
+      end
+    end
+  end
+end