1 files changed, 31 insertions, 1 deletions

diff --git a/src/ch/epfl/xblast/PlayerAction.java b/src/ch/epfl/xblast/PlayerAction.java
index 703bc9d..6ce12ba 100644
--- a/src/ch/epfl/xblast/PlayerAction.java
+++ b/src/ch/epfl/xblast/PlayerAction.java
@@ -1,5 +1,7 @@
 package ch.epfl.xblast;
 
+import java.util.Optional;
+
 /**
  * The player action enum.
  *
@@ -14,6 +16,34 @@ public enum PlayerAction {
     MOVE_S,
     MOVE_W,
     STOP,
-    DROP_BOMB
+    DROP_BOMB;
+
+    public static PlayerAction fromByte(byte b) {
+        if ((int) b < 0 || (int) b >= PlayerAction.values().length)
+            throw new IllegalArgumentException();
+
+        return PlayerAction.values()[(int) b];
+    }
+
+    public byte toByte() {
+        return (byte) this.ordinal();
+    }
+
+    public Optional<Direction> associatedSpeedChangeEvent() {
+        switch (this) {
+            case MOVE_N:
+                return Optional.of(Direction.N);
+            case MOVE_E:
+                return Optional.of(Direction.E);
+            case MOVE_S:
+                return Optional.of(Direction.S);
+            case MOVE_W:
+                return Optional.of(Direction.W);
+            case STOP:
+                return Optional.empty();
+            default:
+                return null;
+        }
+    }
 
 }