public Position Start(Position position, string commands)
{
Console.WriteLine($"Current location : {LocationInfo(position)}");
ICommand command = new RoverCommand();
var direction = Direction.GetDirection(position.Direction);
foreach (var cmd in commands)
{
switch (cmd)
{
case Commands.Left:
direction = command.TurnLeft((Directions)direction.Id);
position.SetDirection((Directions)direction.Id);
break;
case Commands.Right:
direction = command.TurnRight((Directions)direction.Id);
position.SetDirection((Directions)direction.Id);
break;
case Commands.Move:
{
if (IsThereAnyDeathHere(position))
{
Console.WriteLine("You cannot go further. Try another direction please..");
var newCommand = Console.ReadLine();
this.Start(position, newCommand);
}
position = command.Move(position);
if (CheckPosition(position) == RoverStatus.Dead)
{
Console.WriteLine("Rest in peace!");
commands = string.Empty;
}
}
break;
default:
throw new Exception($"command : {command} is not invalid.");
}
Console.WriteLine(LocationInfo(position));
}
return(position);
}
public Direction TurnRight(Directions direction)
{
direction = (Directions)((int)direction < (int)Directions.West ? (int)direction + 1 : (int)direction - 3);
return(Direction.GetDirection(direction));
}
public Direction TurnLeft(Directions direction)
{
direction = (Directions)((int)direction > (int)Directions.North ? (int)direction - 1 : (int)direction + 3);
return(Direction.GetDirection(direction));
}
