src/de/steamwar/lobby/games/GamesCommand.java

@@ -3,16 +3,16 @@ package de.steamwar.lobby.games;
 import de.steamwar.command.SWCommand;
 import de.steamwar.lobby.LobbySystem;
 import net.md_5.bungee.api.chat.ClickEvent;
-import net.md_5.bungee.api.chat.TextComponent;
 import org.bukkit.entity.Player;
 
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 public class GamesCommand extends SWCommand {
 
-    private final HashMap<Player, List<Player>> CHALLENGES = new HashMap<>();
+    private final Map<Player, List<Player>> CHALLENGES = new HashMap<>();
 
     public GamesCommand() {
         super("games");
@@ -27,7 +27,8 @@ public class GamesCommand extends SWCommand {
 
         if(CHALLENGES.containsKey(player) && CHALLENGES.get(player).contains(target)) {
             new TicTacToe(player, target).updateBoard();
-            CHALLENGES.get(player).remove(target);
+            CHALLENGES.remove(player);
+            CHALLENGES.remove(target);
             return;
         }
 

src/de/steamwar/lobby/games/TicTacToe.java

@@ -37,6 +37,8 @@ public class TicTacToe implements Listener {
 
     private int turns = 0;
 
+    private boolean running = true;
+
     public TicTacToe(Player player1, Player player2) {
         this.player1 = player1;
         this.player2 = player2;
@@ -65,6 +67,7 @@ public class TicTacToe implements Listener {
     }
 
     private void win(Player player, int[] winningCombination) {
+        running = false;
         SWInventory inventory = createCurrentBoard(player1, LobbySystem.getMessage().parse("GAMES_WON", player1, player.getName()));
         SWInventory inventory2 = createCurrentBoard(player2, LobbySystem.getMessage().parse("GAMES_WON", player2, player.getName()));
         for (int j : winningCombination) {
@@ -77,6 +80,7 @@ public class TicTacToe implements Listener {
     }
 
     private void draw() {
+        running = false;
         SWInventory inventory = createCurrentBoard(player1, LobbySystem.getMessage().parse("GAMES_DRAW", player1));
         SWInventory inventory2 = createCurrentBoard(player2, LobbySystem.getMessage().parse("GAMES_DRAW", player2));
         remake(inventory, inventory2);
@@ -92,6 +96,7 @@ public class TicTacToe implements Listener {
     }
 
     private void end() {
+        running = false;
         HandlerList.unregisterAll(this);
     }
 
@@ -99,7 +104,7 @@ public class TicTacToe implements Listener {
         SWInventory inventory = createCurrentBoard(player, LobbySystem.getMessage().parse("GAMES_TURN", player, turn.getName()));
         inventory.addCloseRunnable(() -> {
             Bukkit.getScheduler().runTaskLater(LobbySystem.getPlugin(), () -> {
-                if(player.getOpenInventory().getTopInventory().getType() != InventoryType.DROPPER) {
+                if(player.getOpenInventory().getTopInventory().getType() != InventoryType.DROPPER && running) {
                     player1.closeInventory();
                     player2.closeInventory();
                     LobbySystem.getMessage().send("GAMES_LEFT", player1, player.getName());