From cccc0cc597d484109fd0c766299bc60d44e2de4b Mon Sep 17 00:00:00 2001
From: Dr-Electron <dr-electr0n@protonmail.com>
Date: Wed, 4 Oct 2023 12:46:59 +0200
Subject: [PATCH] Add version redirects to current default version

---
 docusaurus.config.js                | 16 ++++++++++++++++
 src/utils/pluginConfigGenerators.js | 26 ++++++++++++++++++++++++++
 2 files changed, 42 insertions(+)

diff --git a/docusaurus.config.js b/docusaurus.config.js
index ce8e84d0434..bb3c22ecf7a 100644
--- a/docusaurus.config.js
+++ b/docusaurus.config.js
@@ -5,6 +5,13 @@ const common = require('./common/docusaurus.config');
 const contentConfigs = require('./contentPlugins');
 const articleRedirectsFile = require('./articleRedirects');
 const switcherConfig = require('./switcherConfig');
+const {
+  buildPluginsConfig,
+  maintainPluginsConfig,
+} = require('./versionedConfig');
+const {
+  createMainVersionRedirects,
+} = require('./src/utils/pluginConfigGenerators');
 
 module.exports = async () => {
   const contentPlugins = await Promise.all(
@@ -13,6 +20,12 @@ module.exports = async () => {
     ).map(async (contentConfig) => await create_doc_plugin(contentConfig)),
   );
 
+  const buildMainVersionRedirects =
+    createMainVersionRedirects(buildPluginsConfig);
+  const maintainMainVersionRedirects = createMainVersionRedirects(
+    maintainPluginsConfig,
+  );
+
   // Get tutorials
   const additionalPlugins = await glob(['tutorials']);
 
@@ -281,6 +294,9 @@ module.exports = async () => {
             // directory redirects - only added for directories that didn't have a direct match
             createRedirects(existingPath) {
               const redirects = [
+                // Version redirects are only used to asign paths with the actual version to the "current" version
+                ...buildMainVersionRedirects,
+                ...maintainMainVersionRedirects,
                 {
                   from: '/develop/nodes/rest-api',
                   to: '/apis/core/v1',
diff --git a/src/utils/pluginConfigGenerators.js b/src/utils/pluginConfigGenerators.js
index 44b4a6303ad..b94aad4fdc8 100644
--- a/src/utils/pluginConfigGenerators.js
+++ b/src/utils/pluginConfigGenerators.js
@@ -62,6 +62,31 @@ function generatePluginConfig(pluginConfig, basePath) {
   });
 }
 
+/**
+ * Generate directs versioned links to the main version.
+ * @param {import('../common/components/Switcher').Doc[]} versionedConfig - An array of versioned plugin configurations.
+ * @returns {Array} - An array of redirects.
+ */
+function createMainVersionRedirects(versionedConfig) {
+  redirects = [];
+  for (const doc of versionedConfig) {
+    if (doc.versions.length > 1) {
+      // Find main version
+      const mainVersion = findMainVersion(doc);
+
+      // TODO: This could be removed once we don't use points in paths anymore.
+      const routeBasePath = doc.routeBasePath ? doc.routeBasePath : doc.id;
+
+      redirects.push({
+        from: '/' + routeBasePath + '/' + mainVersion.label,
+        to: '/' + routeBasePath,
+      });
+    }
+  }
+
+  return redirects;
+}
+
 /**
  * Generate the switcher config from the versioned config.
  * @param {import('../common/components/Switcher').Doc[]} pluginConfig
@@ -89,4 +114,5 @@ function generateSwitcherConfig(pluginConfig) {
 module.exports = {
   generatePluginConfig,
   generateSwitcherConfig,
+  createMainVersionRedirects,
 };