From dba65139379e811a491a32b2f79374e0e7b20f7f Mon Sep 17 00:00:00 2001
From: NNelson2 <nomnelson@outlook.com>
Date: Sun, 30 Apr 2023 16:56:55 -0500
Subject: [PATCH] added enums for direction

---
 src/Directions.java        |  3 +++
 src/KeyboardListener.java  | 16 ++++++++--------
 src/ThreadsController.java | 14 +++++++-------
 3 files changed, 18 insertions(+), 15 deletions(-)
 create mode 100644 src/Directions.java

diff --git a/src/Directions.java b/src/Directions.java
new file mode 100644
index 0000000..ab1a266
--- /dev/null
+++ b/src/Directions.java
@@ -0,0 +1,3 @@
+public enum Directions {
+    RIGHT, LEFT, UP, DOWN
+}
diff --git a/src/KeyboardListener.java b/src/KeyboardListener.java
index 0271729..c41ac83 100644
--- a/src/KeyboardListener.java
+++ b/src/KeyboardListener.java
@@ -7,22 +7,22 @@ public void keyPressed(KeyEvent e){
  		    switch(e.getKeyCode()){
 		    	case 39:	// -> Right 
 		    				//if it's not the opposite direction
-		    				if(ThreadsController.directionSnake!=2) 
-		    					ThreadsController.directionSnake=1;
+		    				if(ThreadsController.directionSnake!=Directions.LEFT)
+		    					ThreadsController.directionSnake= Directions.RIGHT;
 		    			  	break;
 		    	case 38:	// -> Top
-							if(ThreadsController.directionSnake!=4) 
-								ThreadsController.directionSnake=3;
+							if(ThreadsController.directionSnake!= Directions.UP)
+								ThreadsController.directionSnake= Directions.DOWN;
 		    				break;
 		    				
 		    	case 37: 	// -> Left 
-							if(ThreadsController.directionSnake!=1)
-								ThreadsController.directionSnake=2;
+							if(ThreadsController.directionSnake!= Directions.RIGHT)
+								ThreadsController.directionSnake= Directions.LEFT;
 		    				break;
 		    				
 		    	case 40:	// -> Bottom
-							if(ThreadsController.directionSnake!=3)
-								ThreadsController.directionSnake=4;
+							if(ThreadsController.directionSnake!= Directions.DOWN)
+								ThreadsController.directionSnake= Directions.UP;
 		    				break;
 		    	
 		    	default: 	break;
diff --git a/src/ThreadsController.java b/src/ThreadsController.java
index 3df2d3d..df06099 100644
--- a/src/ThreadsController.java
+++ b/src/ThreadsController.java
@@ -7,7 +7,7 @@ public class ThreadsController extends Thread {
 	 Tuple headSnakePos;
 	 int sizeSnake=3;
 	 long speed = 50;
-	 public static int directionSnake ;
+	 public static Directions directionSnake;
 
 	 ArrayList<Tuple> positions = new ArrayList<Tuple>();
 	 Tuple foodPosition;
@@ -18,7 +18,7 @@ public class ThreadsController extends Thread {
 		Squares=Window.Grid;
 		
 		headSnakePos=new Tuple(positionDepart.x,positionDepart.y);
-		directionSnake = 1;
+		directionSnake = Directions.RIGHT;
 
 		//!!! Pointer !!!!
 		Tuple headPos = new Tuple(headSnakePos.getX(),headSnakePos.getY());
@@ -101,13 +101,13 @@ private Tuple getValAleaNotInSnake(){
 	 
 	 //Moves the head of the snake and refreshes the positions in the arraylist
 	 //1:right 2:left 3:top 4:bottom 0:nothing
-	 private void moveInterne(int dir){
+	 private void moveInterne(Directions dir){
 		 switch(dir){
-		 	case 4:
+			 case UP:
 				 headSnakePos.ChangeData(headSnakePos.x,(headSnakePos.y+1)%20);
 				 positions.add(new Tuple(headSnakePos.x,headSnakePos.y));
 		 		break;
-		 	case 3:
+			 case DOWN:
 		 		if(headSnakePos.y-1<0){
 		 			 headSnakePos.ChangeData(headSnakePos.x,19);
 		 		 }
@@ -116,7 +116,7 @@ private void moveInterne(int dir){
 		 		}
 				 positions.add(new Tuple(headSnakePos.x,headSnakePos.y));
 		 		break;
-		 	case 2:
+			 case LEFT:
 		 		 if(headSnakePos.x-1<0){
 		 			 headSnakePos.ChangeData(19,headSnakePos.y);
 		 		 }
@@ -126,7 +126,7 @@ private void moveInterne(int dir){
 		 		positions.add(new Tuple(headSnakePos.x,headSnakePos.y));
 
 		 		break;
-		 	case 1:
+			 case RIGHT:
 				 headSnakePos.ChangeData(Math.abs(headSnakePos.x+1)%20,headSnakePos.y);
 				 positions.add(new Tuple(headSnakePos.x,headSnakePos.y));
 		 		 break;