Update server.js

server.js

@@ -1,43 +1,18 @@
-import express from "express";
-import path from "path";
-import { fileURLToPath } from "url";
-import fetch from "node-fetch"; // needed for API calls
-
-const __filename = fileURLToPath(import.meta.url);
-const __dirname = path.dirname(__filename);
-
-const app = express();
-app.use(express.json());
-app.use(express.static(path.join(__dirname, "public")));
-
-const PORT = process.env.PORT || 7860;
-
-// 🔹 Updated Hugging Face Space FastAPI backend URL
 const HF_API_URL = "https://aag111-fianl-chatbot.hf.space/chat";
 
-// 🧠 Chat endpoint for frontend to talk to
 app.post("/chat", async (req, res) => {
   const userMessage = req.body.message;
-  if (!userMessage) {
-    return res.status(400).json({ reply: "Please send a valid message." });
-  }
+  if (!userMessage) return res.status(400).json({ reply: "Please send a valid message." });
 
   try {
-    // 🔹 Send query to the FastAPI backend
     const response = await fetch(HF_API_URL, {
       method: "POST",
       headers: { "Content-Type": "application/json" },
-      body: JSON.stringify({ query: userMessage, k: 3 }), // you can adjust k if needed
+      body: JSON.stringify({ query: userMessage, k: 3 }),
     });
 
-    if (!response.ok) {
-      const text = await response.text();
-      console.error("Backend error:", text);
-      return res.status(500).json({ reply: "Backend returned an error." });
-    }
-
     const data = await response.json();
-    const botReply = data.answer || "Sorry, I couldn’t get a response.";
+    const botReply = data.answer || "Sorry, I couldn’t find an answer.";
 
     res.json({ reply: botReply });
   } catch (error) {
@@ -45,5 +20,3 @@ app.post("/chat", async (req, res) => {
     res.status(500).json({ reply: "Error connecting to chatbot API." });
   }
 });
-
-app.listen(PORT, () => console.log(`🚀 Server running on port ${PORT}`));