public static int CountEnemies(this CellState[,] currentBoard, Team team)
{
var stats = currentBoard.GetBoardStats();
if (team == Team.Black)
{
return(stats.WhiteKings + stats.WhitePieces);
}
return(stats.BlackPieces + stats.BlackKings);
}
public (int weight, int stats) CalculateMoveWeight(List <Move> moves, CellState[,] boardBefore, CellState[,] boardAfter, Team team, bool isBeat = false)
{
var weight = 0;
var initStat = boardBefore.GetBoardStats();
var endStat = boardAfter.GetBoardStats();
var stats = GetRankFromBoard(team, endStat);
if (isBeat)
{
if (boardAfter.CountEnemies(team) == 0)
{
return(100, stats);
}
weight += moves.Count * 5;
//if (initStat.BlackKings > endStat.BlackKings && team == Team.White)
//{
// weight += (initStat.BlackKings - endStat.BlackKings) * 10;
//}
//if (initStat.WhiteKings > endStat.WhiteKings && team == Team.Black)
//{
// weight += (initStat.WhiteKings - endStat.WhiteKings) * 15;
//}
}
//if (initStat.BlackKings < endStat.BlackKings && team == Team.Black)
//{
// weight += (endStat.BlackKings - initStat.BlackKings) * 8;
//}
//if (initStat.WhiteKings < endStat.WhiteKings && team == Team.White)
//{
// weight += (endStat.WhiteKings - initStat.WhiteKings) * 8;
//}
//if (initStat.BlackKings > endStat.BlackKings && team == Team.Black)
//{
// weight -= (initStat.BlackKings - endStat.BlackKings) * 10;
//}
//if (initStat.WhiteKings > endStat.WhiteKings && team == Team.White)
//{
// weight -= (initStat.WhiteKings - endStat.WhiteKings) * 10;
//}
var firstPosition = moves.First().StartingPoint;
var endPosition = moves.Last().EndingPoint;
//if (team == Team.White)
//{
// if (firstPosition.Y > endPosition.Y)
// weight+=2;
//}
//if (team == Team.Black)
//{
// if (firstPosition.Y < endPosition.Y)
// weight+=2;
//}
var enemies = team.GetEnemies();
var friends = team.GetNextTeam().GetEnemies();
var increments = new List <int> {
-1, 1
};
foreach (var xInc in increments)
{
foreach (var yInc in increments)
{
if (firstPosition.X + xInc < 8 && firstPosition.X + xInc >= 0 &&
firstPosition.Y + yInc < 8 && firstPosition.Y + yInc >= 0 &&
enemies.Contains(boardBefore[firstPosition.X + xInc, firstPosition.Y + yInc]))
{
if (firstPosition.X - xInc < 8 && firstPosition.X - xInc >= 0 &&
firstPosition.Y - yInc < 8 && firstPosition.Y - yInc >= 0 &&
boardBefore[firstPosition.X - xInc, firstPosition.Y - yInc] == CellState.Empty)
{
weight += 1;
}
}
if (endPosition.X + xInc < 8 && endPosition.X + xInc >= 0 &&
endPosition.Y + yInc < 8 && endPosition.Y + yInc >= 0 &&
enemies.Contains(boardAfter[endPosition.X + xInc, endPosition.Y + yInc]))
{
if (firstPosition.X - xInc < 8 && firstPosition.X - xInc >= 0 &&
firstPosition.Y - yInc < 8 && firstPosition.Y - yInc >= 0 &&
boardBefore[firstPosition.X - xInc, firstPosition.Y - yInc] == CellState.Empty)
{
weight -= 1;
}
}
if (endPosition.X + xInc * 2 < 8 && endPosition.X + xInc * 2 >= 0 &&
endPosition.Y + yInc * 2 < 8 && endPosition.Y + yInc * 2 >= 0 &&
enemies.Contains(boardAfter[endPosition.X + xInc * 2, endPosition.Y + yInc * 2]))
{
if (firstPosition.X + xInc < 8 && firstPosition.X + xInc >= 0 &&
firstPosition.Y + yInc < 8 && firstPosition.Y + yInc >= 0 &&
friends.Contains(boardAfter[firstPosition.X + xInc, firstPosition.Y + yInc]))
{
weight += 1;
}
}
}
}
if (firstPosition.X < endPosition.X && firstPosition.X < 2)
{
weight--;
}
if (firstPosition.X > endPosition.X && firstPosition.X < 2)
{
weight++;
}
if (firstPosition.X > endPosition.X && firstPosition.X > 5)
{
weight--;
}
if (firstPosition.X < endPosition.X && firstPosition.X > 5)
{
weight++;
}
return(weight, stats);
}
