`); previewWindow.document.close(); }showError(resultId) { const result = this.convertedResults.find(r => r.id === resultId); if (!result || result.success) return; this.showToast(`Error: ${result.error}`, 'error', 5000); }downloadFile(content, filename, mimeType) { const blob = new Blob([content], { type: mimeType }); const url = URL.createObjectURL(blob); const link = document.createElement('a'); link.href = url; link.download = filename; document.body.appendChild(link); link.click(); document.body.removeChild(link); URL.revokeObjectURL(url); }showToast(message, type = 'info', duration = 3000) { const toast = document.createElement('div'); toast.className = `toast ${type}`; const iconMap = { success: 'fas fa-check-circle', error: 'fas fa-exclamation-circle', warning: 'fas fa-exclamation-triangle', info: 'fas fa-info-circle' }; toast.innerHTML = ` ${message} `; this.toastContainer.appendChild(toast); setTimeout(() => { if (toast.parentNode) { toast.parentNode.removeChild(toast); } }, duration); }generateId() { return Date.now().toString(36) + Math.random().toString(36).substr(2); }formatFileSize(bytes) { if (bytes === 0) return '0 Bytes'; const k = 1024; const sizes = ['Bytes', 'KB', 'MB', 'GB']; const i = Math.floor(Math.log(bytes) / Math.log(k)); return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i]; }escapeHtml(text) { const div = document.createElement('div'); div.textContent = text; return div.innerHTML; } }// Simple JSZip implementation for creating ZIP files class JSZip { constructor() { this.files = []; } file(name, content) { this.files.push({ name, content }); } async generateAsync({ type }) { // Simple ZIP creation - for production use, include proper JSZip library const zipContent = this.files.map(f => `File: ${f.name}\n${f.content}\n\n`).join(''); return new Blob([zipContent], { type: 'text/plain' }); } }// Initialize the application let converter; document.addEventListener('DOMContentLoaded', () => { converter = new GifToJsonConverter(); });