Optimize invoke packet handling

src/main/java/emu/grasscutter/game/player/InvokeHandler.java

@@ -30,7 +30,7 @@ public class InvokeHandler<T> {
 	}
 	
 	public synchronized void update(Player player) {
-		if (player.getWorld() == null) {
+		if (player.getWorld() == null || player.getScene() == null) {
 			this.entryListForwardAll.clear();
 			this.entryListForwardAllExceptCur.clear();
 			this.entryListForwardHost.clear();

src/main/java/emu/grasscutter/server/packet/recv/HandlerAbilityInvocationsNotify.java

@@ -19,10 +19,6 @@ public class HandlerAbilityInvocationsNotify extends PacketHandler {
 			session.getPlayer().getAbilityManager().onAbilityInvoke(entry);
 			session.getPlayer().getAbilityInvokeHandler().addEntry(entry.getForwardType(), entry);
 		}
-		
-		if (notif.getInvokesList().size() > 0) {
-			session.getPlayer().getAbilityInvokeHandler().update(session.getPlayer());
-		}
 	}
 
 }

src/main/java/emu/grasscutter/server/packet/recv/HandlerCombatInvocationsNotify.java

@@ -74,14 +74,6 @@ public class HandlerCombatInvocationsNotify extends PacketHandler {
 
 			session.getPlayer().getCombatInvokeHandler().addEntry(entry.getForwardType(), entry);
 		}
-
-		if (notif.getInvokeListList().size() > 0) {
-			session.getPlayer().getCombatInvokeHandler().update(session.getPlayer());
-		}
-        // Handle attack results last
-		while (!session.getPlayer().getAttackResults().isEmpty()) {
-			session.getPlayer().getScene().handleAttack(session.getPlayer().getAttackResults().poll());
-		}
 	}
 
 	private void handleFallOnGround(GameSession session, GameEntity entity, MotionState motionState) {

src/main/java/emu/grasscutter/server/packet/recv/HandlerUnionCmdNotify.java

@@ -15,5 +15,14 @@ public class HandlerUnionCmdNotify extends PacketHandler {
 		for (UnionCmd cmd : req.getCmdListList()) {
 			session.getServer().getPacketHandler().handle(session, cmd.getMessageId(), EMPTY_BYTE_ARRAY, cmd.getBody().toByteArray());
 		}
+		
+		// Update
+		session.getPlayer().getCombatInvokeHandler().update(session.getPlayer());
+		session.getPlayer().getAbilityInvokeHandler().update(session.getPlayer());
+		
+        // Handle attack results last
+		while (!session.getPlayer().getAttackResults().isEmpty()) {
+			session.getPlayer().getScene().handleAttack(session.getPlayer().getAttackResults().poll());
+		}
 	}
 }