Legger til en WallType enum og tester

src/main/java/inf112/fiasko/roborally/abstractions/WallType.java

@@ -0,0 +1,43 @@
+package inf112.fiasko.roborally.abstractions;
+
+/**
+ * This enum represents all possible wall types
+ */
+public enum WallType {
+    WALL_NORMAL (1),
+    WALL_CORNER (2),
+    WALL_LASER_SINGLE (3),
+    WALL_LASER_DOUBLE (4);
+
+    private final int wallTypeID;
+
+    /**
+     * Constructor to let a wall type be represented by a numerical identifier
+     * @param wallTypeID <p>The numerical identifier assigned to the wall type</p>
+     */
+    WallType(int wallTypeID) {
+        this.wallTypeID = wallTypeID;
+    }
+
+    /**
+     * Gets the numerical id used for alternate identification of a wall type
+     * @return <p>The numerical id of the wall type</p>
+     */
+    public int getWallTypeID() {
+        return this.wallTypeID;
+    }
+
+    /**
+     * Gets a wall type value from its numerical representation
+     * @param wallTypeID <p>The numerical representation of a wall type</p>
+     * @return <p>The enum value representing the wall type, or null if the id is invalid</p>
+     */
+    public static WallType getWallTypeFromID(int wallTypeID) {
+        for (WallType type : WallType.values()) {
+            if (type.wallTypeID == wallTypeID) {
+                return type;
+            }
+        }
+        return null;
+    }
+}