public int NextMove(int[,] gameSurrond)
{
_currentSurrond = gameSurrond;
if (_isFirstMove)
{
_sizeOfTable = gameSurrond.GetUpperBound(0) + 1;
InitPositionsOfPlayers(gameSurrond);
_isFirstMove = false;
}
//
ValidateCurrentPosition();
Interface.Move nextMove = GetSafeMove(20);
RecalculateNextPositionAndDirection(nextMove);
return((int)nextMove);
}
private bool GetIfMoveIsSafe(Point currentPosition, Interface.Direction currentDirection, Interface.Move move, int numberOfSafeMoves)
{
if (numberOfSafeMoves == 0)
{
return(true);
}
Interface.Direction absoluteDirection = GetAbsoluteDirection(currentDirection, move);
Point nextPoint = GetNextPoint(currentPosition, absoluteDirection);
if (nextPoint.X >= _sizeOfTable || nextPoint.X < 0 || nextPoint.Y >= _sizeOfTable || nextPoint.Y < 0)
{
return(false);
}
if (_currentSurrond[nextPoint.X, nextPoint.Y] != 0)
{
return(false);
}
if (IsCrossColision(nextPoint, absoluteDirection))
{
return(false);
}
numberOfSafeMoves--;
foreach (var nextMove in _moveList)
{
if (GetIfMoveIsSafe(nextPoint, absoluteDirection, nextMove, numberOfSafeMoves))
{
return(true);
}
}
return(false);
}
private Interface.Direction GetAbsoluteDirection(Interface.Direction direction, Interface.Move move)
{
if (move == Interface.Move.Left)
{
if (direction == Interface.Direction.Top)
{
return(Interface.Direction.TopLeft);
}
return(direction - 1);
}
if (move == Interface.Move.Right)
{
if (direction == Interface.Direction.TopLeft)
{
return(Interface.Direction.Top);
}
return(direction + 1);
}
return(direction);
}
private void RecalculateNextPositionAndDirection(Interface.Move move)
{
_myCurrentDirection = GetAbsoluteDirection(_myCurrentDirection, move);
MyCurrentPosition = GetNextPoint(MyCurrentPosition, _myCurrentDirection);
}
