public RobotCommand ExecuteTurn(RobotCommand command)
{
IsChanged = false;
Moves.Enqueue(command);
NeighborCache.Clear();
switch (command)
{
case RobotCommand.Up:
MoveRobotTo(RobotCommand.Up, RobotPosition.Up());
break;
case RobotCommand.Down:
MoveRobotTo(RobotCommand.Down, RobotPosition.Down());
break;
case RobotCommand.Left:
MoveRobotTo(RobotCommand.Left, RobotPosition.Left());
break;
case RobotCommand.Right:
MoveRobotTo(RobotCommand.Right, RobotPosition.Right());
break;
case RobotCommand.Abort:
State = MapState.Aborted;
Score = AbortScore;
break;
case RobotCommand.Shave:
for (int dy = -1; dy < 2; dy++)
{
for (int dx = -1; dx < 2; dx++)
{
if (Cell.At(RobotPosition.X + dx, RobotPosition.Y + dy).IsBeard())
{
Cell.Set(RobotPosition.X + dx, RobotPosition.Y + dy, CellType.Empty);
IsChanged = true;
}
}
}
break;
}
if (State == MapState.Valid)
{
Score -= 1;
Simulate();
}
return(command);
}
public void Move(char currentHeading, RobotPosition currentRobotPosition)
{
switch (currentHeading) {
case 'N':
currentRobotPosition.Up();
break;
case 'E':
currentRobotPosition.Right();
break;
case 'W':
currentRobotPosition.Left();
break;
case 'S':
currentRobotPosition.Down();
break;
}
}
public bool IsValidCommand(RobotCommand command)
{
switch (command)
{
case RobotCommand.Up:
return(Cell.IsValidMove(RobotPosition, RobotPosition.Up()));
case RobotCommand.Down:
return(Cell.IsValidMove(RobotPosition, RobotPosition.Down()));
case RobotCommand.Left:
return(Cell.IsValidMove(RobotPosition, RobotPosition.Left()));
case RobotCommand.Right:
return(Cell.IsValidMove(RobotPosition, RobotPosition.Right()));
default:
return(true);
}
}
