downloadFile function
Implementation
Future<File> downloadFile({
required String url,
required String fileName,
required String fileExtension,
}) async {
HttpClient _httpClient = new HttpClient();
// * choosing where to add image
final _appDocumnetDirectory = await getApplicationDocumentsDirectory();
final String _filepath =
'${_appDocumnetDirectory.path}/$fileName$fileExtension';
// * acessing Image
HttpClientRequest _request = await _httpClient.getUrl(Uri.parse(url));
HttpClientResponse _response = await _request.close();
Uint8List _bytes = await consolidateHttpClientResponseBytes(_response);
File file = new File(_filepath);
await file.writeAsBytes(_bytes);
return file;
}