private static List <Move> GetIndividualKingBeats(Cell king, CellState[,] boardArray, Team teamPlaying, List <Move> beats)
{
var clonedBeats = Clone.CloneJson(beats);
var possibleGoTos = new List <Cell>();
// top right
for (var count = 1; king.X + count <= 7 && king.Y - count >= 0; count++)
{
if ((boardArray[king.X + count, king.Y - count] == CellState.BlackKing && teamPlaying == Team.White) ||
(boardArray[king.X + count, king.Y - count] == CellState.BlackPiece && teamPlaying == Team.White) ||
(boardArray[king.X + count, king.Y - count] == CellState.WhiteKing && teamPlaying == Team.Black) ||
(boardArray[king.X + count, king.Y - count] == CellState.WhitePiece && teamPlaying == Team.Black))
{
count++;
for (; king.X + count <= 7 && king.Y - count >= 0; count++)
{
if (boardArray[king.X + count, king.Y - count] != CellState.Empty)
{
break;
}
if (boardArray[king.X + count, king.Y - count] == CellState.Empty)
{
possibleGoTos.Add(new Cell
{
X = king.X + count,
Y = king.Y - count,
});
}
}
break;
}
else if (boardArray[king.X + count, king.Y - count] != CellState.Empty)
{
break;
}
}
// top left
for (var count = 1; king.X - count >= 0 && king.Y - count >= 0; count++)
{
if ((boardArray[king.X - count, king.Y - count] == CellState.BlackKing && teamPlaying == Team.White) ||
(boardArray[king.X - count, king.Y - count] == CellState.BlackPiece && teamPlaying == Team.White) ||
(boardArray[king.X - count, king.Y - count] == CellState.WhiteKing && teamPlaying == Team.Black) ||
(boardArray[king.X - count, king.Y - count] == CellState.WhitePiece && teamPlaying == Team.Black))
{
count++;
for (; king.X - count >= 0 && king.Y - count >= 0; count++)
{
if (boardArray[king.X - count, king.Y - count] != CellState.Empty)
{
break;
}
if (boardArray[king.X - count, king.Y - count] == CellState.Empty)
{
possibleGoTos.Add(new Cell
{
X = king.X - count,
Y = king.Y - count,
});
}
}
break;
}
else if (boardArray[king.X - count, king.Y - count] != CellState.Empty)
{
break;
}
}
// bottom left
for (var count = 1; king.X - count >= 0 && king.Y + count <= 7; count++)
{
if ((boardArray[king.X - count, king.Y + count] == CellState.BlackKing && teamPlaying == Team.White) ||
(boardArray[king.X - count, king.Y + count] == CellState.BlackPiece && teamPlaying == Team.White) ||
(boardArray[king.X - count, king.Y + count] == CellState.WhiteKing && teamPlaying == Team.Black) ||
(boardArray[king.X - count, king.Y + count] == CellState.WhitePiece && teamPlaying == Team.Black))
{
count++;
for (; king.X - count >= 0 && king.Y + count <= 7; count++)
{
if (boardArray[king.X - count, king.Y + count] != CellState.Empty)
{
break;
}
if (boardArray[king.X - count, king.Y + count] == CellState.Empty)
{
possibleGoTos.Add(new Cell
{
X = king.X - count,
Y = king.Y + count,
});
}
}
break;
}
else if (boardArray[king.X - count, king.Y + count] != CellState.Empty)
{
break;
}
}
// bottom right
for (var count = 1; king.X + count <= 7 && king.Y + count <= 7; count++)
{
if ((boardArray[king.X + count, king.Y + count] == CellState.BlackKing && teamPlaying == Team.White) ||
(boardArray[king.X + count, king.Y + count] == CellState.BlackPiece && teamPlaying == Team.White) ||
(boardArray[king.X + count, king.Y + count] == CellState.WhiteKing && teamPlaying == Team.Black) ||
(boardArray[king.X + count, king.Y + count] == CellState.WhitePiece && teamPlaying == Team.Black))
{
count++;
for (; king.X + count <= 7 && king.Y + count <= 7; count++)
{
if (boardArray[king.X + count, king.Y + count] != CellState.Empty)
{
break;
}
if (boardArray[king.X + count, king.Y + count] == CellState.Empty)
{
possibleGoTos.Add(new Cell
{
X = king.X + count,
Y = king.Y + count,
});
}
}
break;
}
else if (boardArray[king.X + count, king.Y + count] != CellState.Empty)
{
break;
}
}
if (possibleGoTos.Count == 0)
{
return(new List <Move>());
}
List <List <Move> > possibleBeats = new List <List <Move> >();
possibleGoTos.ForEach((possibleGoTo) =>
{
var move = new Move
{
StartingPoint = king,
EndingPoint = possibleGoTo,
};
var newBoardArray = BoardExtensions.UpdateFromMoves(boardArray, new List <Move>()
{
move
});
var beatsList = new List <Move>();
beatsList.Add(move);
var newBeats = GetIndividualKingBeats(possibleGoTo, newBoardArray, teamPlaying, beatsList);
if (newBeats.Count > 1)
{
beatsList = newBeats;
}
possibleBeats.Add(beatsList);
});
if (possibleBeats.Count > 0)
{
clonedBeats.AddRange(possibleBeats.OrderByDescending(x => x.Count()).First());
}
return(clonedBeats);
}
public List <List <Move> > GetPossibleBeats(CellState[,] boardArray, Team teamPlaying)
{
var possibleBeats = new List <List <Move> >();
for (int i = 0; i < 8; i++)
{
for (int j = 0; j < 8; j++)
{
if (boardArray[i, j] == CellState.WhitePiece && teamPlaying == Team.White)
{
if (i - 2 >= 0 && j - 2 >= 0 &&
(boardArray[i - 1, j - 1] == CellState.BlackPiece || boardArray[i - 1, j - 1] == CellState.BlackKing) &&
boardArray[i - 2, j - 2] == CellState.Empty)
{
var beats = new List <Move>
{
new Move
{
StartingPoint = new Cell {
X = i, Y = j
},
EndingPoint = new Cell {
X = i - 2, Y = j - 2
}
}
};
appendSubsequentBeats(Clone.CloneJson(boardArray), teamPlaying, beats);
possibleBeats.Add(beats);
}
if (i + 2 <= 7 && j - 2 >= 0 &&
(boardArray[i + 1, j - 1] == CellState.BlackPiece || boardArray[i + 1, j - 1] == CellState.BlackKing) &&
boardArray[i + 2, j - 2] == CellState.Empty)
{
var beats = new List <Move>
{
new Move {
StartingPoint = new Cell {
X = i, Y = j
},
EndingPoint = new Cell {
X = i + 2, Y = j - 2
}
}
};
appendSubsequentBeats(Clone.CloneJson(boardArray), teamPlaying, beats);
possibleBeats.Add(beats);
}
if (i - 2 >= 0 && j + 2 <= 7 &&
(boardArray[i - 1, j + 1] == CellState.BlackPiece || boardArray[i - 1, j + 1] == CellState.BlackKing) &&
boardArray[i - 2, j + 2] == CellState.Empty)
{
var beats = new List <Move>
{
new Move {
StartingPoint = new Cell {
X = i, Y = j
},
EndingPoint = new Cell {
X = i - 2, Y = j + 2
}
}
};
appendSubsequentBeats(Clone.CloneJson(boardArray), teamPlaying, beats);
possibleBeats.Add(beats);
}
if (i + 2 <= 7 && j + 2 <= 7 &&
(boardArray[i + 1, j + 1] == CellState.BlackPiece || boardArray[i + 1, j + 1] == CellState.BlackKing) &&
boardArray[i + 2, j + 2] == CellState.Empty)
{
var beats = new List <Move>
{
new Move {
StartingPoint = new Cell {
X = i, Y = j
},
EndingPoint = new Cell {
X = i + 2, Y = j + 2
}
}
};
appendSubsequentBeats(Clone.CloneJson(boardArray), teamPlaying, beats);
possibleBeats.Add(beats);
}
}
else if (boardArray[i, j] == CellState.BlackPiece && teamPlaying == Team.Black)
{
if (i + 2 <= 7 && j + 2 <= 7 &&
(boardArray[i + 1, j + 1] == CellState.WhitePiece || boardArray[i + 1, j + 1] == CellState.WhiteKing) &&
boardArray[i + 2, j + 2] == CellState.Empty)
{
var beats = new List <Move>
{
new Move
{
StartingPoint = new Cell {
X = i, Y = j
},
EndingPoint = new Cell {
X = i + 2, Y = j + 2
}
}
};
appendSubsequentBeats(Clone.CloneJson(boardArray), teamPlaying, beats);
possibleBeats.Add(beats);
}
if (i - 2 >= 0 && j + 2 <= 7 &&
(boardArray[i - 1, j + 1] == CellState.WhitePiece || boardArray[i - 1, j + 1] == CellState.WhiteKing) &&
boardArray[i - 2, j + 2] == CellState.Empty)
{
var beats = new List <Move>
{
new Move
{
StartingPoint = new Cell {
X = i, Y = j
},
EndingPoint = new Cell {
X = i - 2, Y = j + 2
}
}
};
appendSubsequentBeats(Clone.CloneJson(boardArray), teamPlaying, beats);
possibleBeats.Add(beats);
}
if (i + 2 <= 7 && j - 2 >= 0 &&
(boardArray[i + 1, j - 1] == CellState.WhitePiece || boardArray[i + 1, j - 1] == CellState.WhiteKing) &&
boardArray[i + 2, j - 2] == CellState.Empty)
{
var beats = new List <Move>
{
new Move
{
StartingPoint = new Cell {
X = i, Y = j
},
EndingPoint = new Cell {
X = i + 2, Y = j - 2
}
}
};
appendSubsequentBeats(Clone.CloneJson(boardArray), teamPlaying, beats);
possibleBeats.Add(beats);
}
if (i - 2 >= 0 && j - 2 >= 0 &&
(boardArray[i - 1, j - 1] == CellState.WhitePiece || boardArray[i - 1, j - 1] == CellState.WhiteKing) &&
boardArray[i - 2, j - 2] == CellState.Empty)
{
var beats = new List <Move>
{
new Move
{
StartingPoint = new Cell {
X = i, Y = j
},
EndingPoint = new Cell {
X = i - 2, Y = j - 2
}
}
};
appendSubsequentBeats(Clone.CloneJson(boardArray), teamPlaying, beats);
possibleBeats.Add(beats);
}
}
}
}
possibleBeats.AddRange(PossibleKingsBeats.GetPossibleKingsBeats(boardArray, teamPlaying));
return(possibleBeats.FindAll((possibleBeat) => possibleBeat.Count > 0));
}