Fixed .pdf resume upload, Logout button background

backend/server3.js

@@ -8,11 +8,12 @@ import sqlite3 from 'sqlite3';
 import jwt from 'jsonwebtoken';
 import { v4 as uuidv4 } from 'uuid';
 import path from 'path';
-import fs from 'fs';
+import fs from 'fs/promises';
 import multer from 'multer';
 import mammoth from 'mammoth';
 import { fileURLToPath } from 'url';
-import * as pdfjsLib from 'pdfjs-dist/legacy/build/pdf.js';
+import pkg from 'pdfjs-dist';
+
 import OpenAI from 'openai';
 
 // --- Basic file init ---
@@ -28,6 +29,7 @@ dotenv.config({ path: envPath }); // Load .env file
 const app = express();
 const PORT = process.env.PREMIUM_PORT || 5002;
 
+const { getDocument } = pkg;
 
 let db;
 const initDB = async () => {
@@ -1655,6 +1657,22 @@ ${resumeText}
 Precisely Tailored, ATS-Optimized Resume:
 `;
 
+async function extractTextFromPDF(filePath) {
+  const fileBuffer = await fs.readFile(filePath);
+  const uint8Array = new Uint8Array(fileBuffer); // Convert Buffer explicitly
+  const pdfDoc = await getDocument({ data: uint8Array }).promise;
+  
+  let text = '';
+  for (let pageNum = 1; pageNum <= pdfDoc.numPages; pageNum++) {
+    const page = await pdfDoc.getPage(pageNum);
+    const pageText = await page.getTextContent();
+    text += pageText.items.map(item => item.str).join(' ');
+  }
+  return text;
+}
+
+
+// Your corrected endpoint with limits correctly returned:
 app.post(
   '/api/premium/resume/optimize',
   upload.single('resumeFile'),
@@ -1668,7 +1686,6 @@ app.post(
 
       const userId = req.userId;
       const now = new Date();
-      const currentWeek = getWeekNumber(now); // Function defined below
 
       const userProfile = await db.get(
         `SELECT is_premium, is_pro_premium, resume_optimizations_used, resume_limit_reset, resume_booster_count
@@ -1702,16 +1719,20 @@ app.post(
       }
 
       const filePath = req.file.path;
-      const fileExt = req.file.originalname.split('.').pop().toLowerCase();
+      const mimeType = req.file.mimetype;
 
       let resumeText = '';
-      if (fileExt === 'pdf') {
+      if (mimeType === 'application/pdf') {
         resumeText = await extractTextFromPDF(filePath);
-      } else if (fileExt === 'docx') {
+      } else if (
+        mimeType === 'application/vnd.openxmlformats-officedocument.wordprocessingml.document' ||
+        mimeType === 'application/msword'
+      ) {
         const result = await mammoth.extractRawText({ path: filePath });
         resumeText = result.value;
       } else {
-        return res.status(400).json({ error: 'Unsupported file type.' });
+        await fs.unlink(filePath);
+        return res.status(400).json({ error: 'Unsupported or corrupted file upload.' });
       }
 
       const prompt = buildResumePrompt(resumeText, jobTitle, jobDescription);
@@ -1729,11 +1750,15 @@ app.post(
         [userId]
       );
 
-      // Calculate remaining optimizations
       const remainingOptimizations = totalLimit - (userProfile.resume_optimizations_used + 1);
 
-      fs.unlinkSync(filePath);
-      res.json({ optimizedResume, remainingOptimizations });
+      await fs.unlink(filePath);
+      res.json({
+        optimizedResume,
+        remainingOptimizations,
+        resetDate: resetDate.toISOString() // <-- explicitly returned here!
+      });
+
     } catch (err) {
       console.error('Error optimizing resume:', err);
       res.status(500).json({ error: 'Failed to optimize resume.' });

src/App.js

@@ -237,7 +237,7 @@ function App() {
                 {/* Logout */}
                 <li>
                 <button
-                    className="text-red-600 hover:text-red-800"
+                  className="text-red-600 hover:text-red-800 bg-transparent border-none"
                   onClick={handleLogout}
                 >
                   Logout

src/components/ResumeRewrite.js

@@ -9,6 +9,7 @@ function ResumeRewrite() {
   const [error, setError] = useState('');
   const [remainingOptimizations, setRemainingOptimizations] = useState(null);
   const [resetDate, setResetDate] = useState(null);
+  const [loading, setLoading] = useState(false);  // ADDED loading state
 
   const handleFileChange = (e) => {
     setResumeFile(e.target.files[0]);
@@ -39,6 +40,8 @@ function ResumeRewrite() {
       return;
     }
 
+    setLoading(true); // ACTIVATE loading
+
     try {
       const token = localStorage.getItem('token');
       const formData = new FormData();
@@ -55,12 +58,12 @@ function ResumeRewrite() {
 
       setOptimizedResume(res.data.optimizedResume || '');
       setError('');
-
-      // Refresh remaining optimizations after optimizing
       fetchRemainingOptimizations();
     } catch (err) {
       console.error('Resume optimization error:', err);
       setError(err.response?.data?.error || 'Failed to optimize resume.');
+    } finally {
+      setLoading(false); // DEACTIVATE loading
     }
   };
 
@@ -101,10 +104,22 @@ function ResumeRewrite() {
 
         {error && <p className="text-red-600 font-semibold">{error}</p>}
 
-        <button type="submit"
-          className="inline-block bg-blue-600 text-white font-semibold px-5 py-2 rounded hover:bg-blue-700 transition-colors">
-          Optimize Resume
+        <button
+          type="submit"
+          disabled={loading}
+          className={`inline-block font-semibold px-5 py-2 rounded transition-colors ${
+            loading ? 'bg-gray-400 cursor-not-allowed' : 'bg-blue-600 hover:bg-blue-700'
+          } text-white`}
+        >
+          {loading ? 'Optimizing Resume...' : 'Optimize Resume'}
         </button>
+
+        {loading && (
+          <div className="flex items-center justify-center mt-4">
+            <div className="animate-spin rounded-full h-8 w-8 border-t-2 border-b-2 border-blue-500"></div>
+            <span className="ml-3 text-blue-700 font-semibold">Optimizing your resume...</span>
+          </div>
+        )}
       </form>
 
       {optimizedResume && (