private RobotOrientation getRobotOrientationFromChar(char orientationChar)
{
RobotOrientation result = RobotOrientation.North;
switch (orientationChar)
{
case 'N':
result = RobotOrientation.North;
break;
case 'W':
result = RobotOrientation.West;
break;
case 'S':
result = RobotOrientation.South;
break;
case 'E':
result = RobotOrientation.East;
break;
default:
throw new Exception("Wrong orientation provided to the engine");
}
return(result);
}
/// <summary>
/// Translates an orientation information into a transmittable <code>string</code>.
/// </summary>
/// <param name="orientation">The orientation to transmit.</param>
/// <returns>The <code>string</code> representation of the message.</returns>
public static string EncodeFrom(RobotOrientation orientation)
{
return
(RobotMessageResultClient.IDENTIFIER_ORIENT +
CommunicationConstants.MSG_SUB_DELIMITER +
orientation.ToString());
}
public MartianRobot(int x, int y, RobotOrientation orientation)
{
this.X = x;
this.Y = y;
this.Orientation = orientation;
this.IsLost = false;
}
/// <summary>
/// Encodes a position info message to a transmittable string.
/// </summary>
/// <param name="robotID">The robot the position info is about.</param>
/// <param name="waypointID">The waypoint the robot is positioned at.</param>
/// <param name="robotOrientation">The orientation the robot is currently in.</param>
/// <returns>A transmittable string of the information.</returns>
public static string EncodeTo(int robotID, int waypointID, RobotOrientation robotOrientation)
{
// Translate orientation to radians
double orientation = 0.0;
switch (robotOrientation)
{
case RobotOrientation.North: orientation = Math.PI * 1.5; break;
case RobotOrientation.West: orientation = Math.PI; break;
case RobotOrientation.South: orientation = Math.PI * 0.5; break;
case RobotOrientation.East: orientation = 0; break;
default: throw new ArgumentException("Unknown orientation type: " + robotOrientation);
}
// Return resulting string
return
(ControlMessageResultServer.IDENTIFIER_POS +
CommunicationConstants.MSG_SUB_DELIMITER +
robotID.ToString() +
CommunicationConstants.MSG_SUB_DELIMITER +
waypointID.ToString() +
CommunicationConstants.MSG_SUB_DELIMITER +
orientation.ToString());
}
public static void SettingAndGettingOrientation(RobotOrientation orientation, char orientationChar)
{
var robot = new Robot();
robot.SetOrientation(orientation);
Assert.Equal(orientation, robot.GetOrientation());
Assert.Equal(orientationChar, robot.GetOrientationAsChar());
}
private void UpdatePosition(int robotID, int waypointID, RobotOrientation orientation)
{
this.Dispatcher.Invoke(() =>
{
_botPositionBlocks[robotID].Text = "Position: " + waypointID;
_botOrientationBlocks[robotID].Text = "Orientation: " + orientation;
});
}
public Robot(Point position, RobotOrientation robotOrientation)
{
Alive = true;
Coordinates = position;
Orientation = robotOrientation;
_robotNames[RobotOrientation.East] = "E";
_robotNames[RobotOrientation.North] = "N";
_robotNames[RobotOrientation.South] = "S";
_robotNames[RobotOrientation.West] = "W";
}
public static int CreateRobot(int x, int y, RobotOrientation orientation)
{
Robot robot;
robot.X = x;
robot.Y = y;
robot.Orientation = orientation;
return(Arena.Instance.AddRobot(robot));
}
private void TurnLeft()
{
RobotOrientation orientation = robot.GetOrientation();
if (orientation == RobotOrientation.North)
{
orientation = RobotOrientation.West;
}
else
{
orientation--;
}
robot.SetOrientation(orientation);
}
private void TurnRight()
{
RobotOrientation orientation = robot.GetOrientation();
if (orientation == RobotOrientation.West)
{
orientation = RobotOrientation.North;
}
else
{
orientation++;
}
robot.SetOrientation(orientation);
}
public PlaceRobotAction(int x, int y, RobotOrientation orientation)
{
if (x < 0 || x > 50)
{
throw new ArgumentException(nameof(x));
}
if (y < 0 || y > 50)
{
throw new ArgumentException(nameof(y));
}
this._x = x;
this._y = y;
this._orientation = orientation;
}
private void Move()
{
RobotOrientation orientation = robot.GetOrientation();
int[] robotDisplacement = MoveRobot.GetRobotDisplacement(orientation);
int[] currentPosition = robot.GetPosition();
int[] finalPosition = { currentPosition[0] + robotDisplacement[0],
currentPosition[1] + robotDisplacement[1] };
if (!arena.CheckPosition(finalPosition[0], finalPosition[1]))
{
throw new Exception("Move puts robot out of the arena");
}
robot.SetPosition(finalPosition[0], finalPosition[1]);
}
public static void Moving(int endPositionX, int endPositionY, RobotOrientation orientation)
{
var arenaMock = new Mock <IArena>();
var robotMock = new Mock <IRobot>();
int[] mockGetPositionReturn = { 4, 1 };
arenaMock.Setup(x => x.CheckPosition(endPositionX, endPositionY)).Returns(true);
robotMock.Setup(x => x.GetOrientation()).Returns(orientation);
robotMock.Setup(x => x.GetPosition()).Returns(mockGetPositionReturn);
string commandStream = "M";
var robotActionExecutor = new RobotActionExecutor(robotMock.Object, commandStream, arenaMock.Object);
robotActionExecutor.ExecuteAllActions();
robotMock.Verify(x => x.SetPosition(endPositionX, endPositionY), Times.Once());
}
public override void Process(string command)
{
if (!Validate(command, out Match match))
{
return;
}
int x = Convert.ToInt32(match.Groups[XPosGroupName].Value);
int y = Convert.ToInt32(match.Groups[YPosGroupName].Value);
RobotOrientation orientation = ConvertToOrientation(match.Groups[orientationGroupName].Value);
try
{
context.Robot = context.RobotBuilder.Create(context.Surface, x, y, orientation);
}
catch (Exception ex)
{
logger.Log($"Robot creation failed. {ex}");
}
}
public Robot(ISurface surface, int x, int y, RobotOrientation orientation)
{
if (surface == null)
{
throw new ArgumentNullException(nameof(surface));
}
if (x < surface.MinX || x > surface.MaxX)
{
throw new ArgumentOutOfRangeException(nameof(x));
}
if (y < surface.MinY || y > surface.MaxY)
{
throw new ArgumentOutOfRangeException(nameof(y));
}
Surface = surface;
X = x;
Y = y;
Orientation = orientation;
}
public static int[] GetRobotDisplacement(RobotOrientation orientation)
{
int[] robotDisplacement = { 0, 0 };
switch (orientation)
{
case RobotOrientation.North:
robotDisplacement = North();
break;
case RobotOrientation.East:
robotDisplacement = East();
break;
case RobotOrientation.South:
robotDisplacement = South();
break;
case RobotOrientation.West:
robotDisplacement = West();
break;
}
return(robotDisplacement);
}
public void SetOrientation(RobotOrientation orientation)
{
this.orientation = orientation;
}
public string ConvertToRobCmd(int robot, double waitTime, List <int> path)
{
// Get current position and orientation of the bot
RobotOrientation currentOrientation = _orientations[robot];
DTOWaypoint currentWaypoint = _waypointManager.Translate(path.First());
if (currentWaypoint != _positions[robot])
{
throw new InvalidOperationException("Path is not starting with the current position of the robot!");
}
// Store path just in case the robot does not turn towards the right direction - we can then re-execute it after backtracking
if (!_botErrorCorrectionMode.ContainsKey(robot) || !_botErrorCorrectionMode[robot])
{
_botErrorCorrectionMode[robot] = false;
_lastPaths[robot] = path;
}
// Init command list
List <RobotActions> commands = new List <RobotActions>();
// Build all commands necessary to follow the path starting with the second waypoint of the list
foreach (var wpID in path.Skip(1))
{
// Get next waypoint
DTOWaypoint nextWaypoint = _waypointManager.Translate(wpID);
// Check whether the waypoints are connected at all
if (!_waypointManager.IsConnected(currentWaypoint, nextWaypoint))
{
throw new InvalidOperationException("Cannot go to a waypoint that is not connected with this one!");
}
// Get orientation we have to turn towards
RobotOrientation currentGoalOrientation;
double xDelta = nextWaypoint.X - currentWaypoint.X; double yDelta = nextWaypoint.Y - currentWaypoint.Y;
if (Math.Abs(xDelta) == 0 && Math.Abs(yDelta) == 0)
{
throw new InvalidOperationException("Cannot go from a waypoint to itself.");
}
if (Math.Abs(xDelta) > Math.Abs(yDelta))
{
if (xDelta > 0)
{
currentGoalOrientation = RobotOrientation.East;
}
else
{
currentGoalOrientation = RobotOrientation.West;
}
}
else
if (yDelta > 0)
{
currentGoalOrientation = RobotOrientation.North;
}
else
{
currentGoalOrientation = RobotOrientation.South;
}
// See whether we have to turn
switch (currentOrientation)
{
case RobotOrientation.North:
switch (currentGoalOrientation)
{
case RobotOrientation.North: /* Nothing to do */ break;
case RobotOrientation.West: commands.Add(RobotActions.TurnLeft); break;
case RobotOrientation.South: commands.Add(RobotActions.TurnLeft); commands.Add(RobotActions.TurnLeft); break;
case RobotOrientation.East: commands.Add(RobotActions.TurnRight); break;
default: throw new ArgumentException("Unknown orientation: " + currentGoalOrientation);
}
break;
case RobotOrientation.West:
switch (currentGoalOrientation)
{
case RobotOrientation.North: commands.Add(RobotActions.TurnRight); break;
case RobotOrientation.West: /* Nothing to do */ break;
case RobotOrientation.South: commands.Add(RobotActions.TurnLeft); break;
case RobotOrientation.East: commands.Add(RobotActions.TurnLeft); commands.Add(RobotActions.TurnLeft); break;
default: throw new ArgumentException("Unknown orientation: " + currentGoalOrientation);
}
break;
case RobotOrientation.South:
switch (currentGoalOrientation)
{
case RobotOrientation.North: commands.Add(RobotActions.TurnLeft); commands.Add(RobotActions.TurnLeft); break;
case RobotOrientation.West: commands.Add(RobotActions.TurnRight); break;
case RobotOrientation.South: /* Nothing to do */ break;
case RobotOrientation.East: commands.Add(RobotActions.TurnLeft); break;
default: throw new ArgumentException("Unknown orientation: " + currentGoalOrientation);
}
break;
case RobotOrientation.East:
switch (currentGoalOrientation)
{
case RobotOrientation.North: commands.Add(RobotActions.TurnLeft); break;
case RobotOrientation.West: commands.Add(RobotActions.TurnLeft); commands.Add(RobotActions.TurnLeft); break;
case RobotOrientation.South: commands.Add(RobotActions.TurnRight); break;
case RobotOrientation.East: /* Nothing to do */ break;
default: throw new ArgumentException("Unknown orientation: " + currentGoalOrientation);
}
break;
default: throw new ArgumentException("Unknown orientation: " + currentOrientation);
}
// Add the go command
commands.Add(RobotActions.Forward);
// Update markers of current situation
currentWaypoint = nextWaypoint;
currentOrientation = currentGoalOrientation;
}
// Build and return the command string
return(RobotTranslator.EncodeTo(waitTime, commands));
}
public IRobot Create(ISurface surface, int x, int y, RobotOrientation orientation)
{
return(new Robot(surface, x, y, orientation));
}
public void TurnLeft()
{
Orientation = (Orientation == RobotOrientation.North) ? RobotOrientation.West : Orientation - 1;
}
public void TurnRight()
{
Orientation = (Orientation == RobotOrientation.West) ? RobotOrientation.North : Orientation + 1;
}
public static void testMovingMoving(RobotOrientation orientation, int expectedX, int expectedY)
{
int[] expectedResult = { expectedX, expectedY };
int[] actualResult = MoveRobot.GetRobotDisplacement(orientation);
Assert.Equal(expectedResult, actualResult);
}