multipart function
Implementation
Future<http.Response> multipart(
String uri, {
Map<String, String>? headers,
required File file,
}) async {
final request = http.MultipartRequest("POST", Uri.parse(uri));
if (headers != null) {
request.headers.addAll(headers);
}
final split = file.path.split("/");
final last = split[split.length - 1].split(".");
final extension = last.length > 1 ? last[1] : "";
final multipartFile = await http.MultipartFile.fromPath(
"file",
file.path,
contentType: parser.MediaType("image", extension),
);
request.files.add(multipartFile);
final stream = await request.send();
return http.Response.fromStream(stream);
}