Fixed bugs and oversights

.idea/inspectionProfiles/Project_Default.xml

@@ -2,7 +2,8 @@
   <profile version="1.0">
     <option name="myName" value="Project Default" />
     <inspection_tool class="AutoCloseableResource" enabled="true" level="WARNING" enabled_by_default="true">
-      <option name="METHOD_MATCHER_CONFIG" value="java.util.Formatter,format,java.io.Writer,append,com.google.common.base.Preconditions,checkNotNull,org.hibernate.Session,close,java.io.PrintWriter,printf,java.io.PrintStream,printf,java.lang.foreign.Arena,ofAuto,java.lang.foreign.Arena,global,org.toop.framework.audio.AudioPlayer,play" />
+      <option name="METHOD_MATCHER_CONFIG" value="java.util.Formatter,format,java.io.Writer,append,com.google.common.base.Preconditions,checkNotNull,org.hibernate.Session,close,java.io.PrintWriter,printf,java.io.PrintStream,printf,java.lang.foreign.Arena,ofAuto,java.lang.foreign.Arena,global,org.toop.framework.audio.AudioPlayer,play,java.util.Map,remove" />
     </inspection_tool>
+    <inspection_tool class="WriteOnlyObject" enabled="false" level="WARNING" enabled_by_default="false" />
   </profile>
 </component>

app/src/main/java/org/toop/Main.java

@@ -8,7 +8,7 @@ import org.toop.framework.networking.NetworkingClientManager;
 import org.toop.framework.networking.NetworkingInitializationException;
 
 public final class Main {
-    public static void main(String[] args) {
+    static void main(String[] args) {
         initSystems();
         App.run(args);
     }

app/src/main/java/org/toop/app/layer/layers/game/TicTacToeLayer.java

@@ -1,5 +1,6 @@
 package org.toop.app.layer.layers.game;
 
+import java.util.Objects;
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.atomic.AtomicBoolean;
@@ -153,6 +154,7 @@ public final class TicTacToeLayer extends Layer {
                         if (legalMove.position() == wants.position()
                                 && legalMove.value() == wants.value()) {
                             move = wants;
+                            // TODO: maybe add break?
                         }
                     }
                 } catch (InterruptedException _) {
@@ -315,7 +317,7 @@ public final class TicTacToeLayer extends Layer {
                             ticTacToe.get(),
                             compurterDifficultyToDepth(10, information.computerDifficulty()[0]));
 
-            position = move.position();
+            position = Objects.requireNonNull(move).position();
         }
 
         new EventFlow()

framework/src/main/java/org/toop/framework/asset/ResourceManager.java

@@ -9,7 +9,7 @@ import org.toop.framework.asset.resources.*;
 /**
  * Centralized manager for all loaded assets in the application.
  *
- * <p>{@code ResourceManager} maintains a thread-safe registry of {@link Asset} objects and provides
+ * <p>{@code ResourceManager} maintains a thread-safe registry of {@link ResourceMeta} objects and provides
  * utility methods to retrieve assets by name, ID, or type. It works together with {@link
  * ResourceLoader} to register assets automatically when they are loaded from the file system.
  *
@@ -50,21 +50,11 @@ import org.toop.framework.asset.resources.*;
  */
 public class ResourceManager {
     private static final Logger logger = LogManager.getLogger(ResourceManager.class);
-    private static final ResourceManager INSTANCE = new ResourceManager();
     private static final Map<String, ResourceMeta<? extends BaseResource>> assets =
             new ConcurrentHashMap<>();
 
     private ResourceManager() {}
 
-    /**
-     * Returns the singleton instance of {@code ResourceManager}.
-     *
-     * @return the shared instance
-     */
-    public static ResourceManager getInstance() {
-        return INSTANCE;
-    }
-
     /**
      * Loads all assets from a given {@link ResourceLoader} into the manager.
      *

framework/src/main/java/org/toop/framework/asset/resources/JsonAsset.java

@@ -61,7 +61,8 @@ public class JsonAsset<T> extends BaseResource implements LoadableResource {
         File file = getFile();
         File parent = file.getParentFile();
         if (parent != null && !parent.exists()) {
-            parent.mkdirs();
+            boolean isDirectoryMade = parent.mkdirs();
+            assert isDirectoryMade;
         }
         try (FileWriter writer = new FileWriter(file)) {
             gson.toJson(content, writer);

framework/src/main/java/org/toop/framework/audio/SoundManager.java

@@ -120,7 +120,7 @@ public class SoundManager {
         logger.info("Playing background music: {}", ma.getFile().getName());
         logger.info(
                 "Background music next in line: {}",
-                backgroundMusicQueue.peek().getFile().getName());
+                backgroundMusicQueue.peek() != null ? backgroundMusicQueue.peek().getFile().getName() : null);
     }
 
     private long playSound(String audioFileName, boolean loop)

framework/src/main/java/org/toop/framework/eventbus/ListenerHandler.java

@@ -1,7 +1,7 @@
 package org.toop.framework.eventbus;
 
 public class ListenerHandler {
-    private Object listener = null;
+    private Object listener;
 
     //    private boolean unsubscribeAfterSuccess = true;
 

framework/src/main/java/org/toop/framework/networking/NetworkingGameClientHandler.java

@@ -136,7 +136,7 @@ public class NetworkingGameClientHandler extends ChannelInboundHandlerAdapter {
         try {
             String[] msg =
                     Pattern.compile(
-                                    "(?:CHALLENGER|GAMETYPE|CHALLENGENUMBER):\\s*\"?(.*?)\"?\\s*(?:,|})")
+                                    "(?:CHALLENGER|GAMETYPE|CHALLENGENUMBER):\\s*\"?(.*?)\"?\\s*[,}]")
                             .matcher(rec)
                             .results()
                             .map(m -> m.group().trim())