createUrl method
Implementation
String createUrl(String address, {Map<String, dynamic>? params}) {
String url = 'ws://$address/ws';
if (params != null && params.isNotEmpty) {
url += '?';
params.forEach((key, value) {
if (value.toString().isNotEmpty) url += '$key=$value&';
});
url = url.substring(0, url.length - 1);
}
log('_start url $url', tag: tag);
return url;
}