.progress-bar width: 100%; height: 4px; background: #e0e0e0; border-radius: 2px; margin-top: 15px; overflow: hidden; display: none;
showStatus(message, type = 'info') this.statusMsg.textContent = message; this.statusMsg.style.color = type === 'error' ? '#dc3545' : type === 'success' ? '#28a745' : type === 'warning' ? '#ffc107' : '#666';
// Initialize when DOM is ready document.addEventListener('DOMContentLoaded', () => new Kpg111dDownloader(); ); // Kpg111dDownload.jsx import React, useState from 'react'; import './Kpg111dDownload.css'; const Kpg111dDownload = () => const [isDownloading, setIsDownloading] = useState(false); const [progress, setProgress] = useState(0); const [status, setStatus] = useState('Ready to download');
res.writeHead(200, 'Content-Type': 'application/zip', 'Content-Length': stat.size, 'Content-Disposition': 'attachment; filename="Kpg-111d_v2.1.0.zip"', 'X-Product-Code': 'Kpg-111d' ); Kpg-111d- Download
<script src="download.js"></script> </body> </html> // download.js - Kpg-111d Download Handler class Kpg111dDownloader constructor() this.downloadBtn = document.getElementById('downloadBtn'); this.statusMsg = document.getElementById('statusMsg'); this.progressBar = document.getElementById('progressBar'); this.progressFill = document.getElementById('progressFill'); this.isDownloading = false;
async actualDownload(url, filename) const response = await fetch(url); if (!response.ok) throw new Error(`HTTP error! status: $response.status`); const contentLength = response.headers.get('content-length'); const total = parseInt(contentLength, 10); let loaded = 0; const reader = response.body.getReader(); const chunks = []; while (true) const done, value = await reader.read(); if (done) break; chunks.push(value); loaded += value.length; const progress = (loaded / total) * 100; this.updateProgress(progress); this.showStatus(`Downloading Kpg-111d: $Math.round(progress)%`, 'info'); const blob = new Blob(chunks); const downloadUrl = URL.createObjectURL(blob); const a = document.createElement('a'); a.href = downloadUrl; a.download = filename; document.body.appendChild(a); a.click(); document.body.removeChild(a); URL.revokeObjectURL(downloadUrl);
init() this.downloadBtn.addEventListener('click', () => this.handleDownload()); '#ffc107' : '#666'; // Initialize when DOM is
// Log download app.post('/api/log-download', express.json(), (req, res) => console.log('Download logged:', req.body); // Save to database res.json( success: true ); );
.product-code color: #667eea; font-weight: bold; font-size: 24px; margin: 10px 0;
.btn-download background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; border: none; padding: 15px 40px; font-size: 18px; border-radius: 50px; cursor: pointer; transition: transform 0.3s, box-shadow 0.3s; display: inline-flex; align-items: center; gap: 10px; '#ffc107' : '#666'
resetDownloadState() setTimeout(() => this.isDownloading = false; this.downloadBtn.disabled = false; this.downloadBtn.style.opacity = '1'; this.progressBar.style.display = 'none'; this.updateProgress(0); if (this.statusMsg.textContent.includes('complete')) setTimeout(() => this.showStatus('Ready to download', 'info'); , 3000); , 1000);
app.listen(3000, () => console.log('Server running on port 3000'); ); ✅ Visual download button with Kpg-111d branding ✅ Progress tracking with percentage ✅ Status messages (success, error, warning) ✅ Analytics logging capability ✅ Responsive design ✅ Error handling with user feedback ✅ Simulated/actual download options ✅ React and vanilla JS versions