appendWsUrls function

List<Endpoint> appendWsUrls(List<String> urls)

Converts an array of chronik http/https urls into websocket equivalents and combines them into an object array

Implementation

List<Endpoint> appendWsUrls(List<String> urls) {
  final combinedUrls = <Endpoint>[];
  for (final thisUrl in urls) {
    if (thisUrl.startsWith('https://')) {
      combinedUrls.add(
        Endpoint(
          url: thisUrl,
          wsUrl: 'wss://${thisUrl.substring('https://'.length)}/ws',
        ),
      );
    } else if (thisUrl.startsWith('http://')) {
      combinedUrls.add(
        Endpoint(
          url: thisUrl,
          wsUrl: 'ws://${thisUrl.substring('http://'.length)}/ws',
        ),
      );
    } else {
      throw ValidationException('Invalid url found in array: $thisUrl');
    }
  }

  return combinedUrls;
}