postJSON method

Implementation

Future<http.BaseResponse?> postJSON(RequestData rd) async {
  var headers = {HttpHeaders.contentTypeHeader: 'application/json'};
  rd.json = rd.json ?? {};
  rd.json!['user'] = _user?.toJson();
  try {
    if (rd.multipartFiles.isNotEmpty) {
      http.MultipartRequest? mreq;
      try {
        var fullURL = Uri.parse(_baseurl + rd.route);
        mreq = http.MultipartRequest('POST', fullURL)
          ..files.addAll(
            List<http.MultipartFile>.from((await Future.wait(
              rd.multipartFiles.map(
                (fxfile) async {
                  final xfile = await fxfile;
                  final name = xfile.name;
                  var creation = 0;
                  creation = FileStat.statSync(xfile.path)
                      .changed
                      .toUtc()
                      .millisecondsSinceEpoch;
                  final path = xfile.path;
                  return http.MultipartFile.fromPath(
                      creation.toString(), path,
                      filename: name);
                },
              ),
            ))
                .whereType<http.MultipartFile>()),
          )
          ..headers.addAll({HttpHeaders.authorizationHeader: _api_key})
          ..fields.addAll(/*flatten()*/ rd.json!.map<String, String>(
              (key, value) => MapEntry(
                  key,
                  value
                      .toString()))); // this causes #279, but that is fixed in backend, since the formrequests fields is Map<String, String> and not Map<String, dynamic>
        debugPrint("gonna send multipart-req with booty ${mreq.fields}");
        var res = (rd.timeout == null)
            ? await mreq.send()
            : await mreq.send().timeout(rd.timeout!);
        return res;
      } on Exception catch (e) {
        //if (rd.////logIfFailed) OP.logFailedReq(rd);
        debugPrint('multipartRequest, failed');
        throw e;
      }
    } else {
      final req =
          makepost(rd.route, headers: headers, body: jsonEncode(rd.json));
      try {
        return await send(
          req,
          timeout: rd.timeout,
          returnsBinary: rd.returnsBinary,
        );
      } catch (e) {
        //if (rd.////logIfFailed) OP.logFailedReq(rd);
        //debugPrint('request failed');
        throw e;
      }
    }
  } catch (e) {
    //debugPrint("request failed, cause : $e");
    return null;
  }
}