First commit of the new Insider version on docker

Middlewares/UserIDMiddlewareAD.js

@@ -0,0 +1,54 @@
+const fs = require('fs');
+const path = require('path');
+const { getUserData } = require('../Middlewares/watcherMiddleware');
+
+const filePath = path.join(__dirname, '../user.json');
+
+async function checkUserExistsAD(req, res, next) {
+    let userData = getUserData();
+
+    if (!req.user || (!req.user.name && !req.user.id)) {
+        return res.status(500).send('Internal Server Error');
+    }
+
+    try {
+        let users = userData;
+
+        let existingUser;
+        if (req.user.name) {
+            existingUser = users.find(u => u.name === req.user.name);
+        } else if (req.user.id) {
+            existingUser = users.find(u => u.id === req.user.id);
+        }
+        
+        if (!existingUser) {
+            const id = Math.floor(Math.random() * 1e19);        
+            const newUser = {
+                id: id.toString(),
+                name: req.user.name || req.user.id,
+                role: "user"
+            };
+            users.push(newUser);
+
+            try {
+                await fs.promises.writeFile(filePath, JSON.stringify(users, null, 2), 'utf8');
+            } catch (error) {
+                console.error(`Failed to write to ${filePath}: ${error}`);
+                return next(error);
+            }
+
+            req.user = newUser;
+            req.session.userId = newUser.id;
+        } else {
+            req.user = existingUser;
+            req.session.userId = existingUser.id;
+            res.render('AuthLogin', { isAuthenticated: true, setupData: {}, currentUrl: req.originalUrl, errorMessage: '' });
+        }
+
+        return next();
+    } catch (error) {
+        return next(error);
+    }
+}
+
+module.exports = { checkUserExistsAD };