getCanonicalQueryString method

String getCanonicalQueryString()

Returns canonical query string

See: https://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html

Implementation

String getCanonicalQueryString() {
  var result = <String>[];

  var sortedKeys = queryParameters.keys.toList()..sort();
  sortedKeys.forEach((key) {
    final value = queryParameters[key]!;
    result.add('${quote(key)}=${quote(value)}');
  });

  return result.join('&');
}