Movement GetBlockingMovement()
{
int row = last_evaluation.row;
int col = last_evaluation.col;
EDirection direction_to_block = last_evaluation.DangerDirection();
switch (direction_to_block)
{
case EDirection.Horizontal:
// This needs to be extracted and deal with a more complex logic.
// Its being repeated at make movement
return(GetHorizontalMovement(col, row));
case EDirection.Vertical:
if (ValidIndex(row + 1) && playing_board.board[row + 1, col] == ESlotStatus.Empty)
{
return(new Movement(row + 1, col));
}
if (ValidIndex(row - 1) && playing_board.board[row - 1, col] == ESlotStatus.Empty)
{
return(new Movement(row - 1, col));
}
break;
case EDirection.DiagonalNeg:
if ((ValidIndex(row - 1) && ValidIndex(col - 1)) && playing_board.board[row - 1, col - 1] == ESlotStatus.Empty)
{
return(new Movement(row - 1, col - 1));
}
if ((ValidIndex(row + 1) && ValidIndex(col + 1)) && playing_board.board[row + 1, col + 1] == ESlotStatus.Empty)
{
return(new Movement(row + 1, col + 1));
}
break;
case EDirection.DiagonalPos:
if ((ValidIndex(row + 1) && ValidIndex(col - 1)) && playing_board.board[row + 1, col - 1] == ESlotStatus.Empty)
{
return(new Movement(row + 1, col - 1));
}
if ((ValidIndex(row - 1) && ValidIndex(col + 1)) && playing_board.board[row - 1, col + 1] == ESlotStatus.Empty)
{
return(new Movement(row - 1, col + 1));
}
break;
case EDirection.ItsAllFine:
break;
default:
break;
}
return(GetWinningMovement());
}
Movement GetWinningMovement()
{
// What this should do:
// Iterate over our movements, calculate the danger of the movement and
// select the one that is going to give us the most for our buck!
foreach (Movement current_movement in playing_board.ai_movements)
{
DangerEvaluation evaluation = EvaluateMovement(current_movement);
if (last_self_evaluation.MaxRisk() < evaluation.MaxRisk())
{
last_self_evaluation = evaluation;
}
}
EDirection direction_to_move = last_self_evaluation.DangerDirection();
int row = playing_board.last_ai_movement.row;
int col = playing_board.last_ai_movement.col;
Movement movement = new Movement(row, col);
switch (direction_to_move)
{
case EDirection.Horizontal:
// This needs to be extracted and deal with a more complex logic.
// Its being repeated at make movement
if (ValidIndex(col + 1) && playing_board.board[row, col + 1] == ESlotStatus.Empty)
{
return(new Movement(row, col + 1));
}
if (ValidIndex(col - 1) && playing_board.board[row, col - 1] == ESlotStatus.Empty)
{
return(new Movement(row, col - 1));
}
break;
case EDirection.Vertical:
if (ValidIndex(row + 1) && playing_board.board[row + 1, col] == ESlotStatus.Empty)
{
return(new Movement(row + 1, col));
}
if (ValidIndex(row - 1) && playing_board.board[row - 1, col] == ESlotStatus.Empty)
{
return(new Movement(row - 1, col));
}
break;
case EDirection.DiagonalNeg:
if ((ValidIndex(row - 1) && ValidIndex(col - 1)) && playing_board.board[row - 1, col - 1] == ESlotStatus.Empty)
{
return(new Movement(row - 1, col - 1));
}
if ((ValidIndex(row + 1) && ValidIndex(col + 1)) && playing_board.board[row + 1, col + 1] == ESlotStatus.Empty)
{
return(new Movement(row + 1, col + 1));
}
break;
case EDirection.DiagonalPos:
if ((ValidIndex(row + 1) && ValidIndex(col - 1)) && playing_board.board[row + 1, col - 1] == ESlotStatus.Empty)
{
return(new Movement(row + 1, col - 1));
}
if ((ValidIndex(row - 1) && ValidIndex(col + 1)) && playing_board.board[row - 1, col + 1] == ESlotStatus.Empty)
{
return(new Movement(row - 1, col + 1));
}
break;
case EDirection.ItsAllFine:
break;
default:
break;
}
return(GetRandomMovement());
}
