From 76f5bd1810b6e960d36c762be5d346aa49dfa5ca Mon Sep 17 00:00:00 2001
From: Alejandro <25-alejandro@users.noreply.git.krews.org>
Date: Sat, 18 May 2019 18:32:13 +0300
Subject: [PATCH] Trigger onWalkOff when moving a furni from under a RoomUnit

---
 .../interactions/InteractionDefault.java      | 17 ++++++++++++++
 .../items/interactions/InteractionWater.java  |  2 ++
 .../com/eu/habbo/habbohotel/rooms/Room.java   | 22 +++++++++++++++++++
 .../eu/habbo/habbohotel/rooms/RoomTile.java   |  6 +++++
 4 files changed, 47 insertions(+)

diff --git a/src/main/java/com/eu/habbo/habbohotel/items/interactions/InteractionDefault.java b/src/main/java/com/eu/habbo/habbohotel/items/interactions/InteractionDefault.java
index bf5f5093..928ca2d9 100644
--- a/src/main/java/com/eu/habbo/habbohotel/items/interactions/InteractionDefault.java
+++ b/src/main/java/com/eu/habbo/habbohotel/items/interactions/InteractionDefault.java
@@ -50,6 +50,23 @@ public class InteractionDefault extends HabboItem
         return true;
     }
 
+    @Override
+    public void onMove(Room room, RoomTile oldLocation, RoomTile newLocation)
+    {
+        super.onMove(room, oldLocation, newLocation);
+
+        for (RoomUnit unit : room.getRoomUnits()) {
+            if (!oldLocation.unitIsOnFurniOnTile(unit, this.getBaseItem())) continue; // If the unit was previously on the furni...
+            if (newLocation.unitIsOnFurniOnTile(unit, this.getBaseItem())) continue; // but is not anymore...
+
+            try {
+                this.onWalkOff(unit, room, new Object[]{}); // the unit walked off!
+            } catch (Exception ignored) {
+
+            }
+        }
+    }
+
     @Override
     public void onClick(GameClient client, Room room, Object[] objects) throws Exception
     {
diff --git a/src/main/java/com/eu/habbo/habbohotel/items/interactions/InteractionWater.java b/src/main/java/com/eu/habbo/habbohotel/items/interactions/InteractionWater.java
index 00f988c4..971e4b61 100644
--- a/src/main/java/com/eu/habbo/habbohotel/items/interactions/InteractionWater.java
+++ b/src/main/java/com/eu/habbo/habbohotel/items/interactions/InteractionWater.java
@@ -34,6 +34,8 @@ public class InteractionWater extends InteractionDefault
     @Override
     public void onMove(Room room, RoomTile oldLocation, RoomTile newLocation)
     {
+        super.onMove(room, oldLocation, newLocation);
+
         this.recalculate(room);
     }
 
diff --git a/src/main/java/com/eu/habbo/habbohotel/rooms/Room.java b/src/main/java/com/eu/habbo/habbohotel/rooms/Room.java
index b800d9a7..8bccab0a 100644
--- a/src/main/java/com/eu/habbo/habbohotel/rooms/Room.java
+++ b/src/main/java/com/eu/habbo/habbohotel/rooms/Room.java
@@ -5696,5 +5696,27 @@ public class Room implements Comparable<Room>, ISerialize, Runnable
         return FurnitureMovementError.NONE;
     }
 
+    public THashSet<RoomUnit> getRoomUnits() {
+        THashSet<RoomUnit> units = new THashSet<>();
 
+        for (Habbo habbo : this.currentHabbos.values()) {
+            if (habbo != null && habbo.getRoomUnit() != null && habbo.getRoomUnit().getRoom().getId() == this.getId()) {
+                units.add(habbo.getRoomUnit());
+            }
+        }
+
+        for (Pet pet : this.currentPets.valueCollection()) {
+            if (pet != null && pet.getRoomUnit() != null && pet.getRoomUnit().getRoom().getId() == this.getId()) {
+                units.add(pet.getRoomUnit());
+            }
+        }
+
+        for (Bot bot : this.currentBots.valueCollection()) {
+            if (bot != null && bot.getRoomUnit() != null && bot.getRoomUnit().getRoom().getId() == this.getId()) {
+                units.add(bot.getRoomUnit());
+            }
+        }
+
+        return units;
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/com/eu/habbo/habbohotel/rooms/RoomTile.java b/src/main/java/com/eu/habbo/habbohotel/rooms/RoomTile.java
index c284d37a..177db674 100644
--- a/src/main/java/com/eu/habbo/habbohotel/rooms/RoomTile.java
+++ b/src/main/java/com/eu/habbo/habbohotel/rooms/RoomTile.java
@@ -1,5 +1,7 @@
 package com.eu.habbo.habbohotel.rooms;
 
+import com.eu.habbo.habbohotel.items.Item;
+import com.eu.habbo.habbohotel.users.HabboItem;
 import gnu.trove.set.hash.THashSet;
 
 import java.util.ArrayList;
@@ -233,4 +235,8 @@ public class RoomTile
             return this.units.size() > 0;
         }
     }
+
+    public boolean unitIsOnFurniOnTile(RoomUnit unit, Item item) {
+        return (unit.getX() >= this.x && unit.getX() < this.x + item.getLength()) && (unit.getY() >= this.y && unit.getY() < this.y + item.getWidth());
+    }
 }
\ No newline at end of file