Fixes getNeighbourhood counting corners twice

src/inf101/v18/rogue101/items/Chest.java

@@ -6,8 +6,16 @@ import inf101.v18.rogue101.objects.IItem;
 import java.util.ArrayList;
 import java.util.List;
 
-public class Chest implements IContainer {
-    private List<IItem> container = new ArrayList<>();
+public class Chest implements IContainer, IStatic {
+    private List<IItem> container;
+
+    public Chest() {
+        this.container = new ArrayList<>();
+    }
+
+    public Chest(List<IItem> items) {
+        this.container = items;
+    }
 
     @Override
     public IItem get(int i) {
@@ -16,7 +24,7 @@ public class Chest implements IContainer {
 
     @Override
     public List getContent() {
-        return null;
+        return container;
     }
 
     @Override
@@ -29,11 +37,6 @@ public class Chest implements IContainer {
         return 0;
     }
 
-    @Override
-    public int getDefence() {
-        return 0;
-    }
-
     @Override
     public int getMaxHealth() {
         return 0;
@@ -44,6 +47,11 @@ public class Chest implements IContainer {
         return "Chest";
     }
 
+    @Override
+    public String getInteractMessage() {
+        return "Items in " + getName() + ": ";
+    }
+
     @Override
     public int getSize() {
         return 10000;

src/inf101/v18/rogue101/items/IStatic.java

@@ -0,0 +1,22 @@
+package inf101.v18.rogue101.items;
+
+import inf101.v18.rogue101.objects.IItem;
+
+public interface IStatic extends IItem {
+    @Override
+    default int getDefence() {
+        return 0;
+    }
+
+    @Override
+    default int getSize() {
+        return 10000;
+    }
+
+    /**
+     * A message to display when an interaction with the player happens.
+     *
+     * @return  A message
+     */
+    String getInteractMessage();
+}