1 files changed, 25 insertions, 0 deletions
diff --git a/app/presenters/ci/pipeline_artifacts/code_quality_mr_diff_presenter.rb b/app/presenters/ci/pipeline_artifacts/code_quality_mr_diff_presenter.rb
new file mode 100644
index 00000000000..2fe3104fe69
--- /dev/null
+++ b/app/presenters/ci/pipeline_artifacts/code_quality_mr_diff_presenter.rb
@@ -0,0 +1,25 @@
+# frozen_string_literal: true
+
+module Ci
+  module PipelineArtifacts
+    class CodeQualityMrDiffPresenter < Gitlab::View::Presenter::Delegated
+      include Gitlab::Utils::StrongMemoize
+
+      def for_files(filenames)
+        quality_files = raw_report["files"].select { |key| filenames.include?(key) }
+
+        { files: quality_files }
+      end
+
+      private
+
+      def raw_report
+        strong_memoize(:raw_report) do
+          self.each_blob do |blob|
+            Gitlab::Json.parse(blob).with_indifferent_access
+          end
+        end
+      end
+    end
+  end
+end