public void MiddleActionEasy(BoardController boardController, int myColor, int rivalColor)
{
(int x, int z)? candidatePos = null;
GoSituations[] single = boardController.HasLines(1);
GoSituations[] preReachLines = boardController.HasLines(2);
GoSituations[] reachLines = boardController.HasLines(3);
if (reachLines != null)
{
GoSituations[] myReachLines = reachLines.Where(item => item.BoardStatus == myColor).ToArray();
GoSituations[] rivalReachLines = reachLines.Where(item => item.BoardStatus == rivalColor).ToArray();
if (myReachLines.Length > 0)
{
candidatePos = commonBehavior.PutReachLine(myReachLines, boardController);
}
if (candidatePos == null & rivalReachLines.Length > 0)
{
candidatePos = commonBehavior.PutReachLine(rivalReachLines, boardController);
}
}
//相手の2連ラインがあればそれを邪魔する
if (candidatePos == null)
{
GoSituations[] rivalPreReachLines = preReachLines.Where(item => item.BoardStatus == rivalColor).ToArray();
candidatePos = middleBehavior.PutPreReachLine(rivalPreReachLines, boardController);
}
//孤立している自身の碁があれば2連を作りに行く
if (candidatePos == null)
{
single = single.Where(item => item.BoardStatus == myColor).ToArray();
candidatePos = middleBehavior.MakePreReachLine(single, boardController);
}
//自身の2連ラインがあればリーチを作りに行く
if (candidatePos == null)
{
GoSituations[] myPreReachLines = preReachLines.Where(item => item.BoardStatus == myColor).ToArray();
candidatePos = middleBehavior.PutPreReachLine(myPreReachLines, boardController);
}
//上記いずれの処理も実行しなかった場合、ランダムな位置に置く
if (candidatePos == null)
{
candidatePos = commonBehavior.NoPlan(boardController.VacantPos());
}
boardController.AddGo(candidatePos.Value.x, candidatePos.Value.z, myColor);
}
