Merge pull request #808 from sp9324/main

added gemini chatbot final

BACKEND/index.js

@@ -3,6 +3,26 @@ const express = require('express');
 const mongoose = require('mongoose');
 const cookieParser = require('cookie-parser');
 const cors = require('cors');
+const { GoogleGenerativeAI } = require("@google/generative-ai");
+
+// CHATBOT 
+const genAI = new GoogleGenerativeAI(process.env.GOOGLE_API_KEY);
+const model = genAI.getGenerativeModel({ model: "gemini-pro"});
+const chat = model.startChat({
+  history: [
+    {
+      role: "user",
+      parts: [{ text: "Hello, I'm the user. Please answer my general queries related to development and open source." }],
+    },
+    {
+      role: "model",
+      parts: [{ text: "Hello, I'm your helpful Tech Assistant. How can I assist you? Some info about Unicollab: UniCollab is more than just a platform; it's a gateway to a world where students from different universities/colleges converge to collaborate, innovate, and elevate their projects. Imagine a space where ideas flow freely, where knowledge is shared effortlessly, and where learning transcends classrooms. That's UniCollab for you." }],
+    },
+  ],
+  generationConfig: {
+    maxOutputTokens: 500,
+  },
+});
 
 const app = express();
 const port = process.env.PORT || 5000;
@@ -16,13 +36,27 @@ mongoose.connect(process.env.MONGODB_URI, { useNewUrlParser: true, useUnifiedTop
   .then(() => console.log('MongoDB connected'))
   .catch(err => console.error('MongoDB connection error:', err));
 
-const authRoutes = require('./routes/auth');
-const authMiddleware = require('./middleware/auth');
+app.post('/chatbot', async (req, res) => {
+  const userMessage = req.body.message;
+  console.log(userMessage);
+  // Check if userMessage is valid and not empty
+  if (!userMessage || !userMessage.trim()) {
+    return res.status(400).json({ message: 'Message must not be empty.' });
+  }
 
-app.use('/auth', authRoutes);
+  try {
+    const result = await chat.sendMessage(userMessage);
+    console.log("result: ", result);
+    const response = await result.response;
+    console.log("response: ", response);
+    const text = response.text();
+    console.log("response.text: ", text);
 
-app.get('/protected', authMiddleware, (req, res) => {
-  res.send(`Hello ${req.user.username}, this is a protected route.`);
+    res.json({ message: text });
+  } catch (error) {
+    console.error(error);
+    res.status(500).send("Server Error");
+  }
 });
 
 app.listen(port, () => {

BACKEND/package.json

@@ -10,6 +10,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
+    "@google/generative-ai": "^0.21.0",
     "bcryptjs": "^2.4.3",
     "body-parser": "^1.20.2",
     "cookie-parser": "^1.4.7",