getCurlCommand static method

String getCurlCommand(AliceHttpCall call)

Builds Curl command based on call instance.

Implementation

static String getCurlCommand(AliceHttpCall call) {
  bool compressed = false;
  final StringBuffer curlCmd = StringBuffer('curl');

  curlCmd.write(' -X ${call.method}');

  for (final MapEntry<String, String> header
      in call.request?.headers.entries ?? []) {
    if (header.key.toLowerCase() == HttpHeaders.acceptEncodingHeader &&
        header.value.toString().toLowerCase() == 'gzip') {
      compressed = true;
    }

    curlCmd.write(' -H "${header.key}: ${header.value}"');
  }

  final String? requestBody = call.request?.body.toString();
  if (requestBody?.isNotEmpty ?? false) {
    // try to keep to a single line and use a subshell to preserve any line
    // breaks
    curlCmd.write(" --data \$'${requestBody?.replaceAll("\n", r"\n")}'");
  }

  final Map<String, dynamic>? queryParamMap = call.request?.queryParameters;
  int paramCount = queryParamMap?.keys.length ?? 0;
  final StringBuffer queryParams = StringBuffer();

  if (paramCount > 0) {
    queryParams.write('?');
    for (final MapEntry<String, dynamic> queryParam
        in queryParamMap?.entries ?? []) {
      queryParams.write('${queryParam.key}=${queryParam.value}');
      paramCount--;
      if (paramCount > 0) {
        queryParams.write('&');
      }
    }
  }

  // If server already has http(s) don't add it again
  if (call.server.contains('http://') || call.server.contains('https://')) {
    // ignore: join_return_with_assignment
    curlCmd.write(
      "${compressed ? " --compressed " : " "}"
      "${"'${call.server}${call.endpoint}$queryParams'"}",
    );
  } else {
    // ignore: join_return_with_assignment
    curlCmd.write(
      "${compressed ? " --compressed " : " "}"
      "${"'${call.secure ? 'https://' : 'http://'}${call.server}${call.endpoint}$queryParams'"}",
    );
  }

  return curlCmd.toString();
}