diff --git a/functions/userAuth.js b/functions/userAuth.js
index 9c58b53d..0b672b44 100644
--- a/functions/userAuth.js
+++ b/functions/userAuth.js
@@ -1,29 +1,65 @@
-const { ID } = require("appwrite");
-const sdk = require("node-appwrite")
+// Copyright (c) Gridiron Survivor.
+// Licensed under the MIT License.
 
-const user = async ({ req, res, log, error }) => {
+const { ID } = require('appwrite');
+const sdk = require('node-appwrite');
 
-    // Init SDK
-    const client = new sdk.Client();
+/**
+ * creates a new user record in the User collection
+ * @param param - The parameters
+ * @param param.req - The request object
+ * @param param.res - The response object
+ * @returns {void}
+ */
+const user = async ({ req, res }) => {
+  // Init SDK
+  const client = new sdk.Client();
+  const databases = new sdk.Databases(client);
 
-    const databases = new sdk.Databases(client);
+  client
+    .setEndpoint('https://cloud.appwrite.io/v1') // Your API Endpoint
+    .setProject(process.env.PROJECT_ID) // Your project ID
+    .setKey(process.env.X_Appwrite_Key); // Your secret API key
 
-    client
-        .setEndpoint('https://cloud.appwrite.io/v1') // Your API Endpoint
-        .setProject(process.env.PROJECT_ID) // Your project ID
-        .setKey(process.env.X_Appwrite_Key) // Your secret API key
+  // create a new user
+  if (req.method === 'POST' && req.body.email && req.body['$id']) {
+    await databases.createDocument(
+      process.env.DATABASE_ID,
+      process.env.COLLECTION_USERS_ID,
+      ID.unique(),
+      {
+        email: req.body.email,
+        name: req.body.name,
+        labels: req.body.labels,
+        userId: req.body['$id'],
+        leagues: ['66311a210039f0532044'],
+      },
+    );
 
-    // create a new user
-    if (req.method === "POST" && req.body.email && req.body.email && req.body['$id']) {
-        await databases.createDocument(process.env.DATABASE_ID, process.env.COLLECTION_USERS_ID, ID.unique(), {
-            "email": req.body.email,
-            "name": req.body.name,
-            "labels": req.body.labels,
-            "userId": req.body['$id']
-        });
-        return res.json({ msg: "User was created successfully!" });
-    }
+    // get the list of participants and survivors from the league
+    const league = await databases.getDocument(
+      process.env.DATABASE_ID,
+      '6626a937b6302f6a4d28',
+      '66311a210039f0532044',
+    );
 
+    // add the new user id to the list of participants and survivors
+    const updatedParticipants = [...league.participants, req.body['$id']];
+    const updatedSurvivors = [...league.survivors, req.body['$id']];
+
+    // update the league with the new users id into the list of participants and survivors
+    await databases.updateDocument(
+      process.env.DATABASE_ID,
+      '6626a937b6302f6a4d28',
+      '66311a210039f0532044',
+      {
+        participants: updatedParticipants,
+        survivors: updatedSurvivors,
+      },
+    );
+
+    return res.json({ msg: 'User was created successfully!' });
+  }
 };
 
-module.exports = user;
\ No newline at end of file
+module.exports = user;