postForm method

Future<void> postForm(String endpoint, Map<String, String> headers, Map<String, String> body)

Implementation

Future<void> postForm(String endpoint, Map<String, String> headers,
    Map<String, String> body) async {
  final Uri uri = Uri.parse('$url$endpoint');

  try {
    final http.MultipartRequest request = http.MultipartRequest('POST', uri)
      ..headers.addAll(headers)
      ..fields.addAll(body);

    final http.StreamedResponse streamedResponse = await request.send();
    final http.Response res =
        await http.Response.fromStream(streamedResponse);

    response = res.body;
    httpCode = res.statusCode;

    final Map<String, dynamic> jsonResponse = jsonDecode(response!);

    errorMessage = jsonResponse['error']?['message'];

    if (res.statusCode >= 400) {
      error = res.reasonPhrase;
    }
  } catch (e) {
    error = e.toString();
  }
}