downloadPdfWeb function
Download PDF file on web platform.
Implementation
void downloadPdfWeb(List<int> bytes, String filename) {
// Convert Uint8List to JSUint8Array.
final jsBytes = (bytes as Uint8List).toJS;
final blob = web.Blob(
[jsBytes].toJS,
web.BlobPropertyBag(type: 'application/pdf'),
);
final url = web.URL.createObjectURL(blob);
final anchor = web.document.createElement('a') as web.HTMLAnchorElement
..href = url
..download = filename;
anchor.click();
web.URL.revokeObjectURL(url);
}