registerUser function

Future<void> registerUser(String username, String email, String password, BuildContext context,)

Implementation

Future<void> registerUser(String username, String email, String password,
    BuildContext context) async {
  Dio dio = Dio();
  final String authUrl = Configuration.AuthUrl;
  final String url = '$authUrl/register';

  try {
    final response = await dio.post(
      url,
      data: {
        'username': username,
        'email': email,
        'password': password,
      },
    );

    if (response.statusCode == 200) {
      final String qrCodeDataURL = response.data['qrCodeDataURL'];
      final String accessToken = response.data['accessToken'];
      if (qrCodeDataURL.isNotEmpty && accessToken.isNotEmpty) {
        _showQrCodePopup(context, qrCodeDataURL, accessToken);
      } else {
        throw 'Invalid QR code or access token';
      }
    } else {
      throw response.data['message'] ?? 'Registration failed';
    }
  } on DioException catch (e) {
    String errorMessage = 'Error during registration';
    if (e.response != null && e.response?.data != null) {
      errorMessage = e.response?.data['message'] ?? errorMessage;
    }
    throw errorMessage; // Throw only the error message
  } catch (e) {
    throw 'Error during registration'; // Catch any other unknown errors
  }
}