// Check validity of a move, return true if valid
public bool MovePiece(PlayerPiece p, int targetX, int targetY)
{
bool moveMade = false;
int tmpX = p.x;
int tmpY = p.y;
if (!pieceList[targetX][targetY].occupied)
{
if (playerTurn && p.isRed)
{
if (Mathf.Abs(targetX - p.x) == 1 && targetY - p.y == 1 &&
!forceJump)
{
moveMade = true;
}
else if (Mathf.Abs(targetX - p.x) == 2 && targetY - p.y == 2)
{
int jumpX = (targetX + p.x) / 2;
int jumpY = p.y + 1;
CheckersBoardPiece jumping = pieceList[jumpX][jumpY];
if (jumping.occupied && !jumping.occupant.isRed)
{
moveMade = true;
Destroy(jumping.occupant.gameObject);
RemovePiece(jumpX, jumpY);
jumpCount++;
}
}
if (p.isKing)
{
if (Mathf.Abs(targetX - p.x) == 1 && targetY - p.y == -1 &&
!forceJump)
{
moveMade = true;
}
else if (Mathf.Abs(targetX - p.x) == 2 && targetY - p.y == 2)
{
int jumpX = (targetX + p.x) / 2;
int jumpY = p.y - 1;
CheckersBoardPiece jumping = pieceList[jumpX][jumpY];
if (jumping.occupied && !jumping.occupant.isRed)
{
moveMade = true;
Destroy(jumping.occupant.gameObject);
RemovePiece(jumpX, jumpY);
jumpCount++;
}
}
}
}
else if (playerTurn && Player.instance.isCompetitor && !p.isRed)
{
if (Mathf.Abs(targetX - p.x) == 1 && targetY - p.y == -1 &&
!forceJump)
{
moveMade = true;
}
else if (Mathf.Abs(targetX - p.x) == 2 && targetY - p.y == -2)
{
int jumpX = (targetX + p.x) / 2;
int jumpY = p.y - 1;
CheckersBoardPiece jumping = pieceList[jumpX][jumpY];
if (jumping.occupied && jumping.occupant.isRed)
{
moveMade = true;
Destroy(jumping.occupant.gameObject);
RemovePiece(jumpX, jumpY);
jumpCount++;
}
}
if (p.isKing)
{
if (Mathf.Abs(targetX - p.x) == 1 && targetY - p.y == 1 &&
!forceJump)
{
moveMade = true;
}
else if (Mathf.Abs(targetX - p.x) == 2 && targetY - p.y == 2)
{
int jumpX = (targetX + p.x) / 2;
int jumpY = p.y + 1;
CheckersBoardPiece jumping = pieceList[jumpX][jumpY];
if (jumping.occupied && jumping.occupant.isRed)
{
moveMade = true;
Destroy(jumping.occupant.gameObject);
RemovePiece(jumpX, jumpY);
jumpCount++;
}
}
}
}
if (moveMade)
{
Debug.Log(p.x + ", " + p.y + " to " + targetX + ", " + targetY);
p.transform.position = pieceList[targetX][targetY].MoveToLocation.position
+ Vector3.back;
p.x = targetX;
p.y = targetY;
p.isBeingMoved = false;
if (!p.isKing)
{
if (p.isRed && targetY == 7)
{
p.Promote();
}
else if (targetY == 0)
{
p.Promote();
}
}
if (p.mustJump && !JumpAvailable(p))
{
p.mustJump = false;
}
pieceList[targetX][targetY].occupant = p;
pieceList[targetX][targetY].occupied = true;
RemovePiece(tmpX, tmpY);
if (!p.mustJump)
{
EndTurn();
}
}
}
return(moveMade);
}