Implement MCTS AI

src/main/java/dk/sdu/mmmi/Main.java

@@ -5,6 +5,7 @@
 import dk.sdu.mmmi.modulemon.Collision.CollisionProcessing;
 import dk.sdu.mmmi.modulemon.Game;
 import dk.sdu.mmmi.modulemon.Interaction.InteractProcessing;
+import dk.sdu.mmmi.modulemon.MCTSBattleAI.MCTSBattleAIFactory;
 import dk.sdu.mmmi.modulemon.Map.MapView;
 import dk.sdu.mmmi.modulemon.MapEntities.MapEntityPlugin;
 import dk.sdu.mmmi.modulemon.Monster.BattleMonsterProcessor;
@@ -29,7 +30,8 @@ public static void main(String[] args) throws IOException, URISyntaxException {
         var settings  = new Settings();
         var monsterRegistry = new MonsterRegistry();
         var battleMonsterProcessor = new BattleMonsterProcessor();
-        var battleAI = new dk.sdu.mmmi.modulemon.BattleAI.BattleAIFactory();
+        var battleAI = new MCTSBattleAIFactory();
+        //var battleAI = new dk.sdu.mmmi.modulemon.BattleAI.BattleAIFactory();
 //        var battleAI = new dk.sdu.mmmi.modulemon.SimpleAI.BattleAIFactory(); // Uncomment for Simple AI
 
         var battleSimulation = new BattleSimulation();

src/main/java/dk/sdu/mmmi/modulemon/BattleAI/BattleAI.java

@@ -4,6 +4,7 @@
 import dk.sdu.mmmi.modulemon.CommonBattle.IBattleParticipant;
 import dk.sdu.mmmi.modulemon.CommonBattleSimulation.IBattleSimulation;
 import dk.sdu.mmmi.modulemon.CommonBattleSimulation.IBattleState;
+import dk.sdu.mmmi.modulemon.CommonBattleSimulation.KnowledgeState;
 import dk.sdu.mmmi.modulemon.CommonMonster.IMonster;
 import dk.sdu.mmmi.modulemon.CommonMonster.IMonsterMove;
 import dk.sdu.mmmi.modulemon.common.SettingsRegistry;
@@ -248,7 +249,7 @@ private boolean isTerminal(IBattleState battleState) {
 
         // Check if all the opposing participant's (known) monster are dead
         boolean allEnemyMonstersDead = enemy.getMonsterTeam().stream()
-                .filter(x -> knowledgeState.enemyMonsters.contains(x))  //only consider monsters we've seen
+                .filter(x -> knowledgeState.getEnemyMonsters().contains(x))  //only consider monsters we've seen
                 .allMatch(x -> x.getHitPoints()<=0);
         if (allEnemyMonstersDead) return true;
 
@@ -326,24 +327,4 @@ private IBattleParticipant getActiveParticipant(IBattleState battleState) {
                 ? battleState.getPlayer() // Return the player, if it is the player's turn
                 : battleState.getEnemy(); // Return the enemy, if it is the enemy's turn
     }
-
-    private class KnowledgeState {
-        // Those of the enemy's monsters, the AI has seen
-        private List<IMonster> enemyMonsters;
-        // A map, mapping each of the enemy's monsters to a list of the moves, the AI has seen it use
-        private Map<IMonster, List<IMonsterMove>> monsterMoves;
-
-        public KnowledgeState() {
-            enemyMonsters = new ArrayList<>();
-            monsterMoves = new HashMap<>();
-        }
-
-        public List<IMonster> getEnemyMonsters() {
-            return enemyMonsters;
-        }
-
-        public Map<IMonster, List<IMonsterMove>> getMonsterMoves() {
-            return monsterMoves;
-        }
-    }
 }

src/main/java/dk/sdu/mmmi/modulemon/BattleScene/BattleView.java

@@ -13,11 +13,13 @@
 import dk.sdu.mmmi.modulemon.CommonBattleClient.IBattleCallback;
 import dk.sdu.mmmi.modulemon.CommonBattleClient.IBattleView;
 import dk.sdu.mmmi.modulemon.CommonBattleSimulation.BattleEvents.*;
+import dk.sdu.mmmi.modulemon.CommonBattleSimulation.IBattleAIFactory;
 import dk.sdu.mmmi.modulemon.CommonBattleSimulation.IBattleSimulation;
 import dk.sdu.mmmi.modulemon.CommonBattleSimulation.IBattleState;
 import dk.sdu.mmmi.modulemon.CommonMonster.IMonster;
 import dk.sdu.mmmi.modulemon.CommonMonster.IMonsterMove;
 import dk.sdu.mmmi.modulemon.CommonMonster.IMonsterRegistry;
+import dk.sdu.mmmi.modulemon.MCTSBattleAI.MCTSBattleAIFactory;
 import dk.sdu.mmmi.modulemon.common.AssetLoader;
 import dk.sdu.mmmi.modulemon.common.SettingsRegistry;
 import dk.sdu.mmmi.modulemon.common.animations.BaseAnimation;
@@ -124,6 +126,7 @@ public void startBattle(List<IMonster> playerMonsters, List<IMonster> enemyMonst
         _battleMusic = loader.getMusicAsset("/music/battle_music_" + battleMusic_type.toLowerCase() + ".ogg", this.getClass());
         _winSound = loader.getSoundAsset("/sounds/you_won.ogg", this.getClass());
         _loseSound = loader.getSoundAsset("/sounds/you_lost.ogg", this.getClass());
+        setBattleAIFactory();
         _battleSimulation.StartBattle(player, enemy);
         _currentBattleState = _battleSimulation.getState().clone(); // Set an initial battle-state
         _battleCallback = callback;
@@ -141,6 +144,18 @@ public void startBattle(List<IMonster> playerMonsters, List<IMonster> enemyMonst
         _battleStarted = true;
     }
 
+    private void setBattleAIFactory() {
+        IBattleAIFactory desiredAI;
+        if(settings.getSetting("AI").equals("MCTS")){
+            desiredAI = new MCTSBattleAIFactory();
+        } else if(settings.getSetting("AI").equals("Simple")){
+            desiredAI = new dk.sdu.mmmi.modulemon.SimpleAI.BattleAIFactory();
+        }  else {
+            desiredAI = new dk.sdu.mmmi.modulemon.BattleAI.BattleAIFactory();
+        }
+        _battleSimulation.setAIFactory(desiredAI);
+    }
+
     @Override
     public IGameViewService getGameView() {
         return this;

src/main/java/dk/sdu/mmmi/modulemon/CommonBattleClient/IBattleView.java

@@ -1,6 +1,7 @@
 package dk.sdu.mmmi.modulemon.CommonBattleClient;
 
 import dk.sdu.mmmi.modulemon.CommonBattle.IBattleParticipant;
+import dk.sdu.mmmi.modulemon.CommonBattleSimulation.IBattleAIFactory;
 import dk.sdu.mmmi.modulemon.CommonMonster.IMonster;
 import dk.sdu.mmmi.modulemon.common.services.IGameViewService;
 

src/main/java/dk/sdu/mmmi/modulemon/CommonBattleSimulation/IBattleSimulation.java

@@ -24,4 +24,6 @@ public interface IBattleSimulation {
      * Returns `null` if there is no more battle events
      */
     IBattleEvent getNextBattleEvent();
+
+    void setAIFactory(IBattleAIFactory BattleAIFactory);
 }

src/main/java/dk/sdu/mmmi/modulemon/CommonBattleSimulation/KnowledgeState.java

@@ -0,0 +1,29 @@
+package dk.sdu.mmmi.modulemon.CommonBattleSimulation;
+
+import dk.sdu.mmmi.modulemon.CommonMonster.IMonster;
+import dk.sdu.mmmi.modulemon.CommonMonster.IMonsterMove;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class KnowledgeState {
+    // Those of the enemy's monsters, the AI has seen
+    private List<IMonster> enemyMonsters;
+    // A map, mapping each of the enemy's monsters to a list of the moves, the AI has seen it use
+    private Map<IMonster, List<IMonsterMove>> monsterMoves;
+
+    public KnowledgeState() {
+        enemyMonsters = new ArrayList<>();
+        monsterMoves = new HashMap<>();
+    }
+
+    public List<IMonster> getEnemyMonsters() {
+        return enemyMonsters;
+    }
+
+    public Map<IMonster, List<IMonsterMove>> getMonsterMoves() {
+        return monsterMoves;
+    }
+}