private async Task BroadcastSegmentAsync(EngineOutputSegment segment)
{
if (segment == null)
{
return;
}
string message = JsonConvert.SerializeObject(segment);
var removeSocketIds = new List <string>();
var allClients = this.WebSocketConnectionManager?.GetAll();
if (allClients == null)
{
return;
}
foreach (KeyValuePair <string, WebSocket> keyValuePair in allClients)
{
try
{
KeyValuePair <string, WebSocket> pair = keyValuePair;
if (pair.Value.State == WebSocketState.Open)
{
await this.SendMessageAsync(pair.Value, message);
}
else
{
removeSocketIds.Add(pair.Key);
}
}
catch (Exception e)
{
this.logger.LogWarning($"Failure to send segment to a particular websocket.", e);
removeSocketIds.Add(keyValuePair.Key);
}
}
if (removeSocketIds.Count > 0)
{
this.logger.LogInformation($"Found {removeSocketIds.Count} dead sockets to clean up.");
foreach (var socketId in removeSocketIds)
{
try
{
this.WebSocketConnectionManager.RemoveSocket(socketId).Wait();
}
catch (Exception e)
{
this.logger.LogWarning($"Failed to remove socket with id {socketId}.", e);
}
}
}
}
private void HandleEngineOutputReceived(string outputText)
{
if (outputText == null || !this.isEval)
{
return;
}
EvaluatedLine line = null;
lock (this.bestLines)
{
if (this.PositionFen == null)
{
throw new ArgumentException($"Cannot handle engine output because PositionFen is null.");
}
line = this.lineParser.ParseLineText(this.PositionFen, outputText);
if (line == null)
{
return;
}
bool containsUpdate = false;
if (!this.bestLines.ContainsKey(line.LineRank))
{
this.bestLines.Add(line.LineRank, line);
containsUpdate = true;
}
else if (line.LineSan.Split().Length >= this.bestLines[line.LineRank].LineSan.Split().Length)
{
this.bestLines[line.LineRank] = line;
containsUpdate = true;
}
if (!containsUpdate)
{
return;
}
}
var segment = new EngineOutputSegment()
{
Output = outputText,
Line = line,
BestLines = this.bestLines,
};
this.ReceivedEvaluationUpdate?.Invoke(this, segment);
}
private void ErrorReceived(string errorText)
{
if (errorText == null)
{
return;
}
Console.Error.WriteLine(errorText);
var segment = new EngineOutputSegment()
{
Error = errorText,
};
this.BroadcastSegmentAsync(segment).Wait();
}
