/// <summary>
/// Returns a list of <see cref="UCIResponseToken"/> which each represent a response from the chess engine.
/// </summary>
/// <param name="firstMessageTimeout">How long the method should wait the first message, before considering there is no message in the queue. Default is 3000ms.</param>
/// <returns></returns>
public List <UCIResponseToken> GetResponse(int firstMessageTimeout = 3000)
{
while (_responses.Count == 0 && firstMessageTimeout > 0)
{
System.Threading.Thread.Sleep(100);
firstMessageTimeout -= 100;
}
lock (_bufferLocker)
{
var tokens = new List <UCIResponseToken>();
if (_responses.Count > 0)
{
foreach (string response in _responses)
{
tokens.Add(UCIResponse.GetToken(response));
}
_responses.Clear();
}
return(tokens);
}
}
internal Info(string response)
{
this._originalResponse = response;
var tokens = UCIResponse.GetTokens(response.ToLower());
for (int i = 0; i < tokens.Count; i++)
{
switch (tokens[i])
{
case "depth":
i++;
Depth = int.Parse(tokens[i]);
break;
case "seldepth":
i++;
SelDepth = int.Parse(tokens[i]);
break;
case "multipv":
i++;
MultiPv = int.Parse(tokens[i]);
break;
case "score":
i++;
switch (tokens[i])
{
case "cp":
i++;
CpScore = int.Parse(tokens[i]);
if (tokens[i + 1] == "lowerbound")
{
IsLowerBounndScore = true;
}
if (tokens[i + 1] == "upperbound")
{
IsUpperBoundScore = true;
}
break;
case "mate":
i++;
MateScore = int.Parse(tokens[i]);
break;
}
break;
case "nodes":
i++;
Nodes = int.Parse(tokens[i]);
break;
case "nps":
i++;
Nps = int.Parse(tokens[i]);
break;
case "tbhits":
i++;
TbHits = int.Parse(tokens[i]);
break;
case "time":
i++;
Time = int.Parse(tokens[i]);
break;
case "pv":
i++;
var moves = new List <string>();
for (int j = i; j < tokens.Count; j++)
{
moves.Add(tokens[j]);
}
Pv = new ReadOnlyCollection <string>(moves);
break;
case "currmove":
i++;
CurrMove = tokens[i];
break;
case "currmovenumber":
i++;
CurrMoveNumber = int.Parse(tokens[i]);
break;
}
}
}
internal Option(string response)
{
this._originalResponse = response;
response = response.Substring("option name ".Length);
var typeIndex = response.IndexOf(" type ", StringComparison.InvariantCultureIgnoreCase);
if (typeIndex == -1)
{
throw new ArgumentException("Unable to find the «type» keyword in this option.");
}
this.Name = response.Substring(0, typeIndex);
response = response.Substring(typeIndex + " type ".Length);
if (response.StartsWith("string default", StringComparison.InvariantCultureIgnoreCase))
{
// option name Debug Log File type string default
// option name EvalFile type string default nn-82215d0fd0df.nnue
this.OptionType = optionType.@string;
var tokens = UCIResponse.GetTokens(response);
if (tokens.Count == 3)
{
this.StringDefaultValue = tokens[2];
}
}
else if (response.StartsWith("spin default ", StringComparison.InvariantCultureIgnoreCase))
{
// option name Contempt type spin default 24 min -100 max 100
this.OptionType = optionType.spin;
var tokens = UCIResponse.GetTokens(response);
this.SpinDefaultValue = int.Parse(tokens[2]);
this.SpinMinValue = int.Parse(tokens[4]);
this.SpinMaxValue = int.Parse(tokens[6]);
}
else if (response.StartsWith("combo default ", StringComparison.InvariantCultureIgnoreCase))
{
// option name Analysis Contempt type combo default Both var Off var White var Black var Both
this.OptionType = optionType.combo;
var tokens = UCIResponse.GetTokens(response);
this.ComboDefaultValue = tokens[2];
var comboValues = new List <string>();
for (int i = 4; i < tokens.Count; i += 2)
{
comboValues.Add(tokens[i]);
}
this.ComboValues = new ReadOnlyCollection <string>(comboValues);
}
else if (response.StartsWith("button", StringComparison.InvariantCultureIgnoreCase))
{
// option name Clear Hash type button
this.OptionType = optionType.button;
}
else if (response.StartsWith("check default ", StringComparison.InvariantCultureIgnoreCase))
{
// option name Ponder type check default false
this.OptionType = optionType.check;
var tokens = UCIResponse.GetTokens(response);
this.CheckDefaultValue = bool.Parse(tokens[2]);
}
else
{
throw new ArgumentException("Unable to identify the type of this option.");
}
}