Tweaks and fixes for Pokemon capture

PkmnLib.Dynamic/Models/Battle.cs

@@ -533,7 +533,15 @@ public class BattleImpl : ScriptSource, IBattle
             var side = Sides[target.BattleData!.SideIndex];
             side.ForceClearPokemonFromField(target.BattleData.Position);
         }
-        EventHook.Invoke(new CaptureAttemptEvent(target, attemptCapture));
+        EventHook.Invoke(new CaptureAttemptEvent(target, attemptCapture, item));
+
+        if (!CanSlotBeFilled(sideIndex, position))
+        {
+            Sides[sideIndex].MarkPositionAsUnfillable(position);
+        }
+        Sides[sideIndex].ForceClearPokemonFromField(position);
+
+        ValidateBattleState();
         return attemptCapture;
     }