From 4c6095ca9375c4b88dafc35ca064ab8a21771d6c Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Mon, 3 Jul 2023 13:48:23 +0000
Subject: Add latest changes from gitlab-org/gitlab@16-1-stable-ee

---
 .../behaviors/markdown/render_sandboxed_mermaid.js            | 11 +++++++----
 app/assets/javascripts/lib/mermaid.js                         |  7 +++++++
 spec/features/markdown/sandboxed_mermaid_spec.rb              |  5 +++--
 .../behaviors/markdown/render_sandboxed_mermaid_spec.js       |  2 +-
 4 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js b/app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js
index bd9e41ac0ba..22e9b2b9709 100644
--- a/app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js
+++ b/app/assets/javascripts/behaviors/markdown/render_sandboxed_mermaid.js
@@ -72,11 +72,14 @@ function fixElementSource(el) {
 
 export function getSandboxFrameSrc() {
   const path = joinPaths(gon.relative_url_root || '', SANDBOX_FRAME_PATH);
-  if (!darkModeEnabled()) {
-    return path;
+  let absoluteUrl = relativePathToAbsolute(path, getBaseURL());
+  if (darkModeEnabled()) {
+    absoluteUrl = setUrlParams({ darkMode: darkModeEnabled() }, absoluteUrl);
   }
-  const absoluteUrl = relativePathToAbsolute(path, getBaseURL());
-  return setUrlParams({ darkMode: darkModeEnabled() }, absoluteUrl);
+  if (window.gon?.relative_url_root) {
+    absoluteUrl = setUrlParams({ relativeRootPath: window.gon.relative_url_root }, absoluteUrl);
+  }
+  return absoluteUrl;
 }
 
 function renderMermaidEl(el, source) {
diff --git a/app/assets/javascripts/lib/mermaid.js b/app/assets/javascripts/lib/mermaid.js
index bbc1d8ae1e1..5e62a023777 100644
--- a/app/assets/javascripts/lib/mermaid.js
+++ b/app/assets/javascripts/lib/mermaid.js
@@ -1,6 +1,13 @@
 import mermaid from 'mermaid';
 import { getParameterByName } from '~/lib/utils/url_utility';
+import { resetServiceWorkersPublicPath } from '~/lib/utils/webpack';
 
+const resetWebpackPublicPath = () => {
+  window.gon = { relative_url_root: getParameterByName('relativeRootPath') };
+  resetServiceWorkersPublicPath();
+};
+
+resetWebpackPublicPath();
 const setIframeRenderedSize = (h, w) => {
   const { origin } = window.location;
   window.parent.postMessage({ h, w }, origin);
diff --git a/spec/features/markdown/sandboxed_mermaid_spec.rb b/spec/features/markdown/sandboxed_mermaid_spec.rb
index f8a535191da..87696eb82e5 100644
--- a/spec/features/markdown/sandboxed_mermaid_spec.rb
+++ b/spec/features/markdown/sandboxed_mermaid_spec.rb
@@ -16,8 +16,9 @@ RSpec.describe 'Sandboxed Mermaid rendering', :js, feature_category: :team_plann
     MERMAID
   end
 
-  let_it_be(:expected) do
-    %(<iframe src="/-/sandbox/mermaid" sandbox="allow-scripts allow-popups" frameborder="0" scrolling="no")
+  let(:expected) do
+    src = "http://#{Capybara.current_session.server.host}:#{Capybara.current_session.server.port}/-/sandbox/mermaid"
+    %(<iframe src="#{src}" sandbox="allow-scripts allow-popups" frameborder="0" scrolling="no")
   end
 
   context 'in an issue' do
diff --git a/spec/frontend/behaviors/markdown/render_sandboxed_mermaid_spec.js b/spec/frontend/behaviors/markdown/render_sandboxed_mermaid_spec.js
index de0e5063e49..88312a780d1 100644
--- a/spec/frontend/behaviors/markdown/render_sandboxed_mermaid_spec.js
+++ b/spec/frontend/behaviors/markdown/render_sandboxed_mermaid_spec.js
@@ -9,7 +9,7 @@ import renderMermaid, {
 
 describe('Mermaid diagrams renderer', () => {
   // Finders
-  const findMermaidIframes = () => document.querySelectorAll('iframe[src="/-/sandbox/mermaid"]');
+  const findMermaidIframes = () => document.querySelectorAll('iframe[src*="/-/sandbox/mermaid"]');
   const findDangerousMermaidAlert = () =>
     createWrapper(document.querySelector('[data-testid="alert-warning"]'));
 
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