private ILogger GetLoggerCore(Type sourceType, string categoryName, LogEventLevel?level, Func <string, LogEventLevel, bool> filter,
LogEventSendMode mode = LogEventSendMode.Customize, RendingConfiguration renderingOptions = null)
{
var loggerStateNamespace = sourceType == null ? categoryName : TypeNameHelper.GetTypeDisplayName(sourceType);
var minLevel = level ?? _loggingConfiguration.GetMinimumLevel(loggerStateNamespace);
return(new CosmosLoggerProxy(sourceType ?? typeof(object), minLevel, loggerStateNamespace, filter, mode,
_loggingConfiguration.Rendering.ToCalc(renderingOptions), new LogPayloadSender(_logPayloadClientProviders)));
}