feat: reading adjacent locations for teleportation from config

configurations/demo-config-1/locations/location-1/location-1.json

@@ -49,7 +49,10 @@
     { "tag": "object-6", "position": { "row": 9, "col": 9 }, "assetPath": "assets/bush.png" }
   ],
   "backgroundPath": "assets/map.png",
-  "north": "location-2",
+  "directionToLocationMap": {
+    "NORTH": "location-2",
+    "SOUTH": "location-3"
+  },
   "width": 10,
   "height": 10
 }

configurations/demo-config-1/locations/location-2/location-2.json

@@ -42,6 +42,9 @@
     { "tag": "object-8", "position": { "row": 8, "col": 8 }, "assetPath": "assets/coin.png" }
   ],
   "backgroundPath": "assets/map.png",
+  "directionToLocationMap": {
+    "SOUTH": "location-1"
+  },
   "north": "location-3",
   "width": 10,
   "height": 10

configurations/demo-config-1/locations/location-3/location-3.json

@@ -48,6 +48,9 @@
     { "tag": "object-3", "position": { "row": 1, "col": 1 }, "assetPath": "assets/zombie.png" }
   ],
   "backgroundPath": "assets/map.png",
+  "directionToLocationMap": {
+    "NORTH": "location-1"
+  },
   "width": 10,
   "height": 10
 }

src/main/java/io/rpg/Initializer.java

@@ -7,6 +7,7 @@
 import io.rpg.config.model.LocationConfig;
 import io.rpg.controller.PlayerController;
 import io.rpg.model.actions.LocationChangeAction;
+import io.rpg.model.data.MapDirection;
 import io.rpg.model.location.LocationModel;
 import io.rpg.model.object.GameObject;
 import io.rpg.model.object.Player;
@@ -27,6 +28,7 @@
 
 import java.io.IOException;
 import java.nio.file.Path;
+import java.util.HashMap;
 import java.util.Iterator;
 import java.util.List;
 
@@ -80,11 +82,11 @@ public Result<Game, Exception> initialize() {
       List<GameObjectView> gameObjectViews = loadGameObjectViewsForLocation(locationConfig);
 
       registerGameObjectViewsToModel(gameObjects, gameObjectViews);
-
       LocationModel model = new LocationModel.Builder()
           .setTag(locationConfig.getTag())
           .setBounds(new Point2D(locationConfig.getWidth(), locationConfig.getHeight()))
           .setGameObjects(gameObjects)
+          .setDirectionToLocationMap(locationConfig.getDirectionToLocationMap())
           .build();
 
       LocationView view = loadLocationViewFromConfig(locationConfig);

src/main/java/io/rpg/config/model/LocationConfig.java

@@ -2,15 +2,14 @@
 
 
 import com.kkafara.rt.Result;
+import io.rpg.model.data.MapDirection;
 import io.rpg.util.ErrorMessageBuilder;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
 
 import java.nio.file.Files;
 import java.nio.file.Path;
-import java.util.LinkedHashSet;
-import java.util.Optional;
-import java.util.Set;
+import java.util.*;
 
 public class LocationConfig {
   public static final int MAX_HEIGHT = 10;
@@ -21,6 +20,9 @@ public class LocationConfig {
   @NotNull
   private Set<GameObjectConfig> objects;
 
+  @NotNull
+  private HashMap<MapDirection, String> directionToLocationMap;
+
   @Nullable
   private Path path;
 
@@ -56,6 +58,15 @@ public Set<GameObjectConfig> getObjects() {
     return objects;
   }
 
+  @NotNull
+  public HashMap<MapDirection, String> getDirectionToLocationMap() {
+    // same as objects in getObjects the direction map might be null if loaded via Gson
+    if (directionToLocationMap == null) {
+      directionToLocationMap = new HashMap<>();
+    }
+    return directionToLocationMap;
+  }
+
   public void addObjectConfig(@NotNull GameObjectConfig config) {
     objects.add(config);
   }

src/main/java/io/rpg/model/location/LocationModel.java

@@ -9,13 +9,8 @@
 import io.rpg.model.data.Position;
 import io.rpg.model.object.GameObject;
 
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.LinkedHashSet;
-import java.util.List;
-import java.util.Optional;
-import java.util.Set;
+import java.util.*;
+
 import javafx.beans.value.ChangeListener;
 import javafx.geometry.Point2D;
 import org.apache.logging.log4j.LogManager;
@@ -30,7 +25,7 @@ public class LocationModel extends BaseActionEmitter implements LocationModelSta
   private List<GameObject> gameObjects;
   private final HashMap<GameObject, ChangeListener<Point2D>> positionListeners;
   private final HashMap<Position, GameObject> positionGameObjectMap;
-  private final HashMap<MapDirection, String> directionToLocationMap;
+  private HashMap<MapDirection, String> directionToLocationMap;
   public Point2D bounds;
   private final Set<LocationModelStateChange.Observer> locationModelStateChangeObservers;
 
@@ -46,8 +41,6 @@ private LocationModel() {
     this.positionListeners = new HashMap<>();
     this.positionGameObjectMap = new HashMap<>();
     this.directionToLocationMap = new HashMap<>();
-
-    directionToLocationMap.put(MapDirection.EAST, "location-1");
   }
 
   public String getTag() {
@@ -245,6 +238,11 @@ public Builder setTag(@NotNull String tag) {
       return this;
     }
 
+    public Builder setDirectionToLocationMap(@NotNull HashMap<MapDirection, String> directionToLocationMap) {
+      locationModel.directionToLocationMap = directionToLocationMap;
+      return this;
+    }
+
     public LocationModel build() {
       Result<Void, Void> result = locationModel.validate();