public IActionResult MoveRover(RoverViewModel roverViewModel)
{
var _roverMovement = new RoverMovement(roverViewModel);
try
{
_roverMovement.ValidatePlateau();
}
catch (Exception ex)
{
roverViewModel.Error = ex.Message;
return(View("Index", roverViewModel));
}
try
{
_roverMovement.Navigate(roverViewModel.Rover1);
}
catch (Exception ex)
{
roverViewModel.Error = string.Concat("Rover 1: ", ex.Message);
return(View("Index", roverViewModel));
}
try
{
_roverMovement.Navigate(roverViewModel.Rover2);
}
catch (Exception ex)
{
roverViewModel.Error = string.Concat("Rover 2: ", ex.Message);
}
return(View("Index", roverViewModel));
}
public RoverViewModel Process(RoverViewModel roverModel, string instructions)
{
foreach (var instruction in instructions)
{
switch (instruction)
{
case ('L'):
case ('l'):
TurnLeft(roverModel);
break;
case ('R'):
case ('r'):
TurnRight(roverModel);
break;
case ('M'):
case ('m'):
Move(roverModel);
break;
default:
throw new Exception($"Invalid command - value : {instruction}");
}
}
return(roverModel);
}
public void Initialize()
{
IVehicle rover = new Rover(0, 0, Direction.North);
RoverViewModel roverViewModel = new RoverViewModel(rover);
var topViewController = Window.RootViewController as RoverViewController;
topViewController.RoverViewModel = roverViewModel;
}
public ActionResult Index(RoverViewModel roverVM)
{
if (ModelState.IsValid)
{
TempData["RoverData"] = JsonConvert.SerializeObject(roverVM);
return(RedirectToAction("Index", "Results"));
}
return(View(roverVM));
}
public IActionResult Create([FromBody] RoverModel model)
{
if (!_roverCaching.IsItemExists(model.Id))
{
var roverViewModel = new RoverViewModel
{
Id = model.Id,
Name = model.Name
};
_roverCaching.SetItem(model.Id, roverViewModel);
}
return(CreatedAtAction(nameof(Create), new { id = model.Id }, model));
}
public IActionResult Index()
{
List <Rover> rovers = new List <Rover>();
for (int i = 0; i < _roverNumber; i++)
{
rovers.Add(new Rover());
}
RoverViewModel rvm = new RoverViewModel()
{
Rovers = rovers
};
return(View(rvm));
}
public void InitializeRover()
{
_roverModel = new RoverViewModel();
_roverModel.PlateauSizeLatitude = 5;
_roverModel.PlateauSizeLongitude = 5;
_roverModel.Rover1 = new Models.Rover()
{
Position = new Position(),
};
_roverModel.Rover2 = new Models.Rover()
{
Position = new Position(),
};
}
public IActionResult Index()
{
RoverViewModel rvm = JsonConvert.DeserializeObject <RoverViewModel>(TempData["RoverData"].ToString());
TempData["RoverData"] = JsonConvert.SerializeObject(rvm);
InstructionHandler instructionHandler = new InstructionHandler();
ResultsViewModel results = new ResultsViewModel()
{
Grid = rvm.Grid,
Rovers = rvm.Rovers,
Results = instructionHandler.GetUpdatedPosition(rvm)
};
return(View(results));
}
public List <string> GetUpdatedPosition(RoverViewModel rvm)
{
List <string> results = new List <string>();
_xBoundry = rvm.Grid.X;
_yBoundry = rvm.Grid.Y;
foreach (Rover rover in rvm.Rovers)
{
StringBuilder curPos = new StringBuilder(rover.InitialPosition);
_curX = curPos[0] - '0';
_curY = curPos[1] - '0';
_curOrientation = Array.FindIndex(Cardinals, row => row.Contains(char.ToUpper(curPos[2])));
string instructions = rover.Instructions;
for (int i = 0; i < instructions.Length; i++)
{
switch (char.ToUpper(instructions[i]))
{
case 'R':
OrientRight();
break;
case 'L':
OrientLeft();
break;
case 'M':
Move();
break;
default:
Console.WriteLine("Invalid Character in Rover Instruction string");
break;
}
}
string result = _curX.ToString() + _curY.ToString() + Cardinals[_curOrientation];
results.Add(result);
}
return(results);
}
private void Move(RoverViewModel roverModel)
{
switch (roverModel.CurrentDirection)
{
case Direction.N:
roverModel.CurrentY++;
break;
case Direction.S:
roverModel.CurrentY--;
break;
case Direction.E:
roverModel.CurrentX++;
break;
case Direction.W:
roverModel.CurrentX--;
break;
}
}
private void TurnRight(RoverViewModel roverModel)
{
switch (roverModel.CurrentDirection)
{
case Direction.N:
roverModel.CurrentDirection = Direction.E;
break;
case Direction.S:
roverModel.CurrentDirection = Direction.W;
break;
case Direction.E:
roverModel.CurrentDirection = Direction.S;
break;
case Direction.W:
roverModel.CurrentDirection = Direction.N;
break;
}
}
public void Setup()
{
var roverViewModel = new RoverViewModel
{
Id = 1,
Name = "Rover-1",
CurrentDirection = "N",
CurrentY = 0,
CurrentX = 0
};
_mockRover.Setup(x => x.Process(It.IsAny <RoverViewModel>(), It.IsAny <string>())).Returns(roverViewModel);
_mockRoverCaching.Setup(x => x.GetItem(It.IsAny <object>())).Returns(roverViewModel);
_mockRoverCaching.Setup(x => x.IsItemExists(It.IsAny <object>())).Returns(true);
_roverController = new RoverController(_mockRoverCaching.Object, _mockRover.Object);
roverModel = new RoverModel
{
Id = 1,
Name = "Rover-1",
MovementInstruction = "M"
};
}
public void Process()
{
var expected = new RoverViewModel
{
Id = 1,
Name = "Rover-1",
CurrentDirection = "N",
CurrentY = 1,
CurrentX = 0
};
var roverViewModel = new RoverViewModel
{
Id = 1,
Name = "Rover-1",
CurrentDirection = "N",
CurrentY = 0,
CurrentX = 0
};
var actual = this._rover.Process(roverViewModel, "M");
Assert.IsNotNull(actual);
Assert.AreEqual(actual.CurrentY, expected.CurrentY);
}
public RoverMovement(RoverViewModel roverModel)
{
_roverModel = roverModel;
}