multiple file upload using dart programming language

multiple_file_upload.dart

import 'package:http/http.dart' as http;
import 'dart:io';
import 'package:http_parser/http_parser.dart';
import 'package:mime/mime.dart';
void main() async {
  var uri = Uri.parse('http://localhost:3000/');

  var request =  http.MultipartRequest('POST', uri ,);
  var path = File('b1.jpeg').path ;

  print(lookupMimeType(path));

  List<http.MultipartFile> files = [];

  /// add files for download
  files.add(await http.MultipartFile.fromPath('file', path , contentType: MediaType.parse(lookupMimeType(path))));
  files.add(await http.MultipartFile.fromPath('file', path , contentType: MediaType.parse(lookupMimeType(path))));
  files.add(await http.MultipartFile.fromPath('file', path , contentType: MediaType.parse(lookupMimeType(path))));
  files.add(await http.MultipartFile.fromPath('file', path , contentType: MediaType.parse(lookupMimeType(path))));

  /// add optional field key value pairs
  files.add(http.MultipartFile.fromString('api_key', 'api_value'));
  files.add(http.MultipartFile.fromString('token_key', 'token_value'));
  files.add(http.MultipartFile.fromString('some_key', 'some_value'));
  request.files.addAll(files);

  var response = await request.send();

  print(response.statusCode);


}