Future<void> _takePicture(source) async {
    final prefs = await SharedPreferences.getInstance();
    final picker = ImagePicker();
    final imageFile = await picker.getImage(source: source);

    if (imageFile == null) {
      return;
    }

    var request = http.MultipartRequest(
        'POST', Uri.parse('https://XXXX.xXXX/api/vehicle/addPhoto'));
    request.headers['Authorization'] =
        'Bearer ' + prefs.getString('access_token');
    request.files
        .add(await http.MultipartFile.fromPath('file', imageFile.path));

    setState(() {
      this._saving = true;
    });
    var res = request.send();
    res.then((response) {
      print("dentro then");
      print(response.stream.toString());
    });
    print("reasonPhrase");
    print(res.toString());
    print("status code");
    setState(() {
      this._saving = false;
    });

    return;
  }