make Rover abstract to commands

mars-station/src/main/java/cat/hack3/codingtests/marsrover/MarsRover.java

@@ -6,10 +6,9 @@ import cat.hack3.codingtests.marsrover.cartography.MarsMap;
 
 import java.util.logging.Logger;
 
-public class MarsRover {
+public class MarsRover implements RotableRiderRover{
     Logger logger = Logger.getLogger(this.getClass().getName());
 
-    enum Rotation {LEFT, RIGHT}
     private final MarsMap marsMap;
     private Direction currentDirection;
 
@@ -18,10 +17,12 @@ public class MarsRover {
         currentDirection = startingDirection;
     }
 
+    @Override
     public void moveTowards(Direction direction) {
         marsMap.updatePositionTowards(direction);
     }
 
+    @Override
     public void rotateTowards(Rotation rotation) {
         var newDirection = switch (rotation) {
             case LEFT -> currentDirection.getNextDirectionRotatingMinus90Degrees();
@@ -36,10 +37,12 @@ public class MarsRover {
                 rotation, newDirection));
     }
 
+    @Override
     public Coordinates getCurrentCoordinates() {
         return marsMap.getCurrentPosition();
     }
 
+    @Override
     public Direction getCurrentDirection() {
         return currentDirection;
     }

mars-station/src/main/java/cat/hack3/codingtests/marsrover/MoveBackwardsCommand.java

@@ -1,14 +1,14 @@
 package cat.hack3.codingtests.marsrover;
 
 public class MoveBackwardsCommand implements MarsRoverCommand {
-    private final MarsRover marsRover;
+    private final RotableRiderRover rover;
 
-    public MoveBackwardsCommand(MarsRover marsRover) {
+    public MoveBackwardsCommand(RotableRiderRover rover) {
-        this.marsRover = marsRover;
+        this.rover = rover;
     }
 
     @Override
     public void execute() {
-        marsRover.moveTowards(marsRover.getCurrentDirection().reversed());
+        rover.moveTowards(rover.getCurrentDirection().reversed());
     }
 }

mars-station/src/main/java/cat/hack3/codingtests/marsrover/MoveForwardCommand.java

@@ -1,13 +1,13 @@
 package cat.hack3.codingtests.marsrover;
 
 public class MoveForwardCommand implements MarsRoverCommand{
-    private final MarsRover marsRover;
+    private final RotableRiderRover rover;
 
-    public MoveForwardCommand(MarsRover marsRover) {
+    public MoveForwardCommand(RotableRiderRover rover) {
-        this.marsRover = marsRover;
+        this.rover = rover;
     }
 
     public void execute() {
-        marsRover.moveTowards(marsRover.getCurrentDirection());
+        rover.moveTowards(rover.getCurrentDirection());
     }
 }

mars-station/src/main/java/cat/hack3/codingtests/marsrover/RotableRiderRover.java

@@ -0,0 +1,16 @@
+package cat.hack3.codingtests.marsrover;
+
+import cat.hack3.codingtests.marsrover.cartography.Coordinates;
+import cat.hack3.codingtests.marsrover.cartography.Direction;
+
+public interface RotableRiderRover {
+    enum Rotation {LEFT, RIGHT}
+
+    void moveTowards(Direction direction);
+
+    void rotateTowards(MarsRover.Rotation rotation);
+
+    Coordinates getCurrentCoordinates();
+
+    Direction getCurrentDirection();
+}

mars-station/src/main/java/cat/hack3/codingtests/marsrover/TurnLeftCommand.java

@@ -1,14 +1,16 @@
 package cat.hack3.codingtests.marsrover;
 
-public class TurnLeftCommand implements MarsRoverCommand{
+import static cat.hack3.codingtests.marsrover.RotableRiderRover.Rotation.LEFT;
-    private final MarsRover marsRover;
 
-    public TurnLeftCommand(MarsRover marsRover) {
+public class TurnLeftCommand implements MarsRoverCommand{
-        this.marsRover = marsRover;
+    private final RotableRiderRover rover;
+
+    public TurnLeftCommand(RotableRiderRover rover) {
+        this.rover = rover;
     }
 
     @Override
     public void execute() {
-        marsRover.rotateTowards(MarsRover.Rotation.LEFT);
+        rover.rotateTowards(LEFT);
     }
 }

mars-station/src/main/java/cat/hack3/codingtests/marsrover/TurnRightCommand.java

@@ -1,14 +1,16 @@
 package cat.hack3.codingtests.marsrover;
 
-public class TurnRightCommand implements MarsRoverCommand{
+import static cat.hack3.codingtests.marsrover.RotableRiderRover.Rotation.RIGHT;
-    private final MarsRover marsRover;
 
-    public TurnRightCommand(MarsRover marsRover) {
+public class TurnRightCommand implements MarsRoverCommand{
-        this.marsRover = marsRover;
+    private final RotableRiderRover rover;
+
+    public TurnRightCommand(RotableRiderRover rover) {
+        this.rover = rover;
     }
 
     @Override
     public void execute() {
-        marsRover.rotateTowards(MarsRover.Rotation.RIGHT);
+        rover.rotateTowards(RIGHT);
     }
 }

mars-station/src/test/java/cat/hack3/codingtests/marsrover/MarsRoverTest.java

@@ -14,10 +14,10 @@ import static org.testng.Assert.assertEquals;
 public class MarsRoverTest {
 
     private MarsRover rover;
-    private MoveForwardCommand moveForwardCommand;
+    private MarsRoverCommand moveForwardCommand;
-    private MoveBackwardsCommand moveBackwardsCommand;
+    private MarsRoverCommand moveBackwardsCommand;
-    private TurnLeftCommand turnLeftCommand;
+    private MarsRoverCommand turnLeftCommand;
-    private TurnRightCommand turnRightCommand;
+    private MarsRoverCommand turnRightCommand;
 
     @BeforeMethod
     public void setUp() {