public bool MoveForward(RoverLocation location, out ObstacleCoOrdinates obstacle)
{
RoverLocation newLocation = new RoverLocation(location.CurrentX, location.CurrentY, location.CurrentDirection);
obstacle = new ObstacleCoOrdinates();
switch (location.CurrentDirection)
{
case Direction.N:
newLocation.CurrentX = IncrementX(location.CurrentX);
break;
case Direction.S:
newLocation.CurrentX = DecrementX(location.CurrentX);
break;
case Direction.E:
newLocation.CurrentY = IncrementY(location.CurrentY);
break;
case Direction.W:
newLocation.CurrentY = DecrementY(location.CurrentY);
break;
}
bool obstacleAtNewLocation = CheckIfObstacleAtLocation(newLocation.CurrentX, newLocation.CurrentY);
if (obstacleAtNewLocation)
{
obstacle.XCoOrdinate = newLocation.CurrentX;
obstacle.YCoOrdinate = newLocation.CurrentY;
return(true);
}
else
{
location.CurrentX = newLocation.CurrentX;
location.CurrentY = newLocation.CurrentY;
location.CurrentDirection = newLocation.CurrentDirection;
return(false);
}
}
public RoverLocation MoveRover(string moveCommand, out ObstacleCoOrdinates obstacleCoOrdinates)
{
bool obstacleHit = false;
obstacleCoOrdinates = new ObstacleCoOrdinates();
foreach (char move in moveCommand)
{
switch (move)
{
case 'F':
obstacleHit = grid.MoveForward(currentPosition, out obstacleCoOrdinates);
break;
case 'B':
obstacleHit = grid.MoveBackward(currentPosition, out obstacleCoOrdinates);
break;
case 'R':
grid.MoveRight(currentPosition);
break;
case 'L':
grid.MoveLeft(currentPosition);
break;
default:
Console.WriteLine($"Move '{move}' is not a valid move.");
break;
}
if (obstacleHit)
{
break;
}
}
return(currentPosition);
}