From dc233fa09f0e5b89679d1fc393e2987c92a4bff6 Mon Sep 17 00:00:00 2001
From: yyzxw <34639446+yyzxw@users.noreply.github.com>
Date: Sat, 22 Jun 2024 01:30:01 +0800
Subject: [PATCH] fix: docs site version selector broken (#3590)

Signed-off-by: xiaowu.zhu <xiaowu.zhu@daocloud.io>
Signed-off-by: root <root@daocloud.io>
---
 docs/assets/versions.js | 76 ++++++++++++++++++++++++++++++++++-------
 1 file changed, 63 insertions(+), 13 deletions(-)

diff --git a/docs/assets/versions.js b/docs/assets/versions.js
index 1336443d1a..fe0aeb1d3c 100644
--- a/docs/assets/versions.js
+++ b/docs/assets/versions.js
@@ -1,15 +1,40 @@
-setTimeout(function() {
-  const callbackName = 'callback_' + new Date().getTime();
-  window[callbackName] = function (response) {
-  const div = document.createElement('div');
-  div.innerHTML = response.html;
-  document.querySelector(".md-header__inner > .md-header__title").appendChild(div);
-  const container = div.querySelector('.rst-versions');
-  var caret = document.createElement('div');
-  caret.innerHTML = "<i class='fa fa-caret-down dropdown-caret'></i>"
-  caret.classList.add('dropdown-caret')
-  div.querySelector('.rst-current-version').appendChild(caret);
+const targetNode = document.querySelector('.md-header__inner');
+const observerOptions = {
+  childList: true,
+  subtree: true
+};
+
+const observerCallback = function(mutationsList, observer) {
+  for (let mutation of mutationsList) {
+    if (mutation.type === 'childList') {
+      const titleElement = document.querySelector('.md-header__inner > .md-header__title');
+      if (titleElement) {
+        initializeVersionDropdown();
+        observer.disconnect();
+      }
+    }
   }
+};
+
+const observer = new MutationObserver(observerCallback);
+observer.observe(targetNode, observerOptions);
+
+function initializeVersionDropdown() {
+  const callbackName = 'callback_' + new Date().getTime();
+  window[callbackName] = function(response) {
+    const div = document.createElement('div');
+    div.innerHTML = response.html;
+    document.querySelector(".md-header__inner > .md-header__title").appendChild(div);
+    const container = div.querySelector('.rst-versions');
+    var caret = document.createElement('div');
+    caret.innerHTML = "<i class='fa fa-caret-down dropdown-caret'></i>";
+    caret.classList.add('dropdown-caret');
+    div.querySelector('.rst-current-version').appendChild(caret);
+
+    div.querySelector('.rst-current-version').addEventListener('click', function() {
+      container.classList.toggle('shift-up');
+    });
+  };
 
   var CSSLink = document.createElement('link');
   CSSLink.rel='stylesheet';
@@ -20,6 +45,31 @@ setTimeout(function() {
   script.src = 'https://argo-rollouts.readthedocs.io/_/api/v2/footer_html/?'+
       'callback=' + callbackName + '&project=argo-rollouts&page=&theme=mkdocs&format=jsonp&docroot=docs&source_suffix=.md&version=' + (window['READTHEDOCS_DATA'] || { version: 'latest' }).version;
   document.getElementsByTagName('head')[0].appendChild(script);
-}, 0);
-
+}
 
+// VERSION WARNINGS
+window.addEventListener("DOMContentLoaded", function() {
+  var currentVersion = window.location.href.match(/\/en\/(release-(?:v\d+|\w+)|latest|stable)\//);
+  var margin = 30;
+  var headerHeight = document.getElementsByClassName("md-header")[0].offsetHeight;
+  if (currentVersion && currentVersion.length > 1) {
+    currentVersion = currentVersion[1];
+    if (currentVersion === "latest") {
+      document.querySelector("div[data-md-component=announce]").innerHTML = "<div id='announce-msg'>You are viewing the docs for an unreleased version of Argo Rollouts, <a href='https://argoproj.github.io/argo-rollouts/'>click here to go to the latest stable version.</a></div>";
+      var bannerHeight = document.getElementById('announce-msg').offsetHeight + margin;
+      document.querySelector("header.md-header").style.top = bannerHeight + "px";
+      document.querySelector('style').textContent +=
+          "@media screen and (min-width: 76.25em){ .md-sidebar { height: 0;  top:" + (bannerHeight + headerHeight) + "px !important; }}";
+      document.querySelector('style').textContent +=
+          "@media screen and (min-width: 60em){ .md-sidebar--secondary { height: 0;  top:" + (bannerHeight + headerHeight) + "px !important; }}";
+    } else if (currentVersion !== "stable") {
+      document.querySelector("div[data-md-component=announce]").innerHTML = "<div id='announce-msg'>You are viewing the docs for a previous version of Argo Rollouts, <a href='https://argoproj.github.io/argo-rollouts/'>click here to go to the latest stable version.</a></div>";
+      var bannerHeight = document.getElementById('announce-msg').offsetHeight + margin;
+      document.querySelector("header.md-header").style.top = bannerHeight + "px";
+      document.querySelector('style').textContent +=
+          "@media screen and (min-width: 76.25em){ .md-sidebar { height: 0;  top:" + (bannerHeight + headerHeight) + "px !important; }}";
+      document.querySelector('style').textContent +=
+          "@media screen and (min-width: 60em){ .md-sidebar--secondary { height: 0;  top:" + (bannerHeight + headerHeight) + "px !important; }}";
+    }
+  }
+});
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