public static Command GetCommand(CommandInput commandInput, IRobotPositioningContext positionContext)
{
var steps = commandInput.NoOfSteps;
switch (commandInput.Direction.ToUpper())
{
case "N":
return(new MoveNorthCommand(steps, positionContext));
case "S":
return(new MoveSouthCommand(steps, positionContext));
case "E":
return(new MoveEastCommand(steps, positionContext));
case "W":
return(new MoveWestCommand(steps, positionContext));
default:
throw new ArgumentException("Invalid Command");
}
}
public MoveWestCommand(int noOfSteps, IRobotPositioningContext robotPositioningContext) : base(noOfSteps, robotPositioningContext)
{
}
public Robot(RobotInput input, IRobotPositioningContext positioningContext)
{
_robotPositioningContext = positioningContext;
Configure(input);
}
protected Command(int noOfSteps, IRobotPositioningContext robotPositioningContext)
{
ValidateAndSetStepCount(noOfSteps);
RobotPositioningContext = robotPositioningContext;
}
