'; return; } const formData = new FormData(); formData.append('file', file); // Show loading spinner loadingDiv.style.display = 'block'; // Get size before compression const sizeBeforeKB = (file.size / 1024).toFixed(2); fetch('/Online%20Tools/File%20Size%20Compressor/compress.php', { method: 'POST', body: formData }) .then(response => response.blob()) .then(blob => { // Get size after compression const sizeAfterKB = (blob.size / 1024).toFixed(2); const url = URL.createObjectURL(blob); resultDiv.innerHTML = `

File Size Before : ${sizeBeforeKB} KB

` + `

File Size After : ${sizeAfterKB} KB

`; downloadBtn.style.display = 'block'; downloadBtn.dataset.url = url; downloadBtn.dataset.filename = file.name; // Save the original file name }) .catch(error => { console.error('Error:', error); resultDiv.innerHTML = '

Something went wrong. Please try again.

'; }) .finally(() => { // Hide loading spinner loadingDiv.style.display = 'none'; }); } function downloadFile() { const url = document.getElementById('downloadBtn').dataset.url; const filename = document.getElementById('downloadBtn').dataset.filename; if (url && filename) { const a = document.createElement('a'); a.href = url; a.download = filename; document.body.appendChild(a); a.click(); document.body.removeChild(a); } }