Update readme and clean up backend code

README.md

@@ -1 +1,4 @@
-# AI Messenger
+# AI Chatbot
+
+## 👋 Introduction
+Welcome to the **AI Chatbot**! This application allows users to interact with an AI-powered chatbot using natural language. Built with React and Node, it offers a seamless experience for engaging in conversations with an intelligent virtual assistant.

backend/passport_conf.js

@@ -1,7 +1,6 @@
 import 'dotenv/config'
-import passport from 'passport';
-import { Strategy } from 'passport-google-oauth20';
-
+import passport from 'passport'
+import { Strategy } from 'passport-google-oauth20'
 
 const conf = {
   clientID: process.env.clientID,
@@ -14,4 +13,4 @@ passport.use(new Strategy(conf, (req, aToken, rToken, pro, done) => done(null, p
 
 passport.serializeUser((user, done) => done(null, user))
 
-passport.deserializeUser((user, done) => done(null, user))
+passport.deserializeUser((user, done) => done(null, user))

backend/server.js

@@ -4,34 +4,33 @@ import './passport_conf.js'
 import express from 'express'
 import passport from 'passport'
 import session from 'express-session'
-
 import { GoogleGenerativeAI } from "@google/generative-ai"
 
 // Access your API key as an environment variable (see "Set up your API key" above)
-const genAI = new GoogleGenerativeAI(process.env.geminiKey);
-
+const genAI = new GoogleGenerativeAI(process.env.geminiKey)
 
-const app = express();
+const app = express()
 const PORT = process.env.PORT
+
 app.use(cors({credentials: true, origin: true}))
 app.use(express.json())
+
 // express session 
 app.use(session({
   secret: process.env.secret,
   resave: false,
   saveUninitialized: false
-}));
+}))
 
-
-app.use(passport.initialize());
-app.use(passport.session());
+app.use(passport.initialize())
+app.use(passport.session())
 
 // Middleware used in protected routes to check if the user has been authenticated
 const isLoggedIn = (req, res, next) => {
   if (req.user) {
-    next();
+    next()
   } else {
-    res.sendStatus(401);
+    res.sendStatus(401)
   }
 }
 
@@ -43,7 +42,7 @@ app.get("/home", (req, res) => {
 // Google Auth consent screen route
 app.get('/google',
   passport.authenticate('google', { scope: ['email', 'profile'] }
-  ));
+  ))
 
 // Call back route
 app.get('/google/callback',
@@ -52,17 +51,17 @@ app.get('/google/callback',
   }), (req, res) => {
     res.redirect('http://localhost:5173/messages')
   }
-);
+)
 
-// failed route if the authentication fails
+// Failed route if the authentication fails
 app.get("/failed", (req, res) => {
-  console.log('User is not authenticated');
+  console.log('User is not authenticated')
   res.send("Failed")
 })
 
 // Success route if the authentication is successful
 app.get("/success",isLoggedIn, (req, res) => {
-  console.log('You are logged in');
+  console.log('You are logged in')
   res.send(`Welcome ${req.user.displayName}, your userID is ${req.user.id}`)
 })
 
@@ -74,15 +73,15 @@ app.get("/userdata", (req, res) => {
 app.get("/logout", (req, res) => {
   req.session.destroy((err) => {
     if (err) {
-      console.log('Error while destroying session:', err);
+      console.log('Error while destroying session:', err)
     } else {
       req.logout(() => {
-        console.log('You are logged out');
-        res.redirect('/home');
-      });
+        console.log('You are logged out')
+        res.redirect('/home')
+      })
     }
-  });
-});
+  })
+})
 
 const talkToAi = async (text) => {
   const model = genAI.getGenerativeModel({ model: "gemini-pro"})
@@ -97,5 +96,4 @@ app.post("/api", isLoggedIn, async (req, res) => {
   res.json({message: resp})
 })
 
-app.listen(PORT, () => console.log("server running on port" + PORT))
-
+app.listen(PORT, () => console.log("server running on port" + PORT))