From 7f95670049f967332eb6be0709d9caa9236b42b7 Mon Sep 17 00:00:00 2001
From: Andrew121410 <andrewcherring@gmail.com>
Date: Mon, 9 Sep 2024 18:53:50 -0400
Subject: [PATCH] Stop this elevator if it goes above the max floor or bottom
 floor.

I don't think this has ever happened except when I was debuging the code, but in case
---
 .../mc/world16elevators/Elevator.java         |  8 ++--
 .../mc/world16elevators/ElevatorRunnable.java | 40 +++++++++++++++++--
 2 files changed, 41 insertions(+), 7 deletions(-)

diff --git a/src/main/java/com/andrew121410/mc/world16elevators/Elevator.java b/src/main/java/com/andrew121410/mc/world16elevators/Elevator.java
index 2d3edb4..b37370b 100644
--- a/src/main/java/com/andrew121410/mc/world16elevators/Elevator.java
+++ b/src/main/java/com/andrew121410/mc/world16elevators/Elevator.java
@@ -99,12 +99,10 @@ public Elevator(World16Elevators plugin, String name, String world, ElevatorMove
         }
     }
 
-    // This should be used for like teleporting entities up and down.
     public Collection<Entity> getEntities() {
         return getBukkitWorld().getNearbyEntities(this.getElevatorMovement().getTeleportingBoundingBox());
     }
 
-    // This should be used for like teleporting entities up and down.
     public Collection<Player> getPlayers() {
         return getEntities().stream().filter(entity -> entity instanceof Player).map(entity -> (Player) entity).collect(Collectors.toList());
     }
@@ -220,8 +218,12 @@ public void goToFloor(int floorNumber, ElevatorStatus elevatorStatus, ElevatorWh
             }
         }
 
+        // Safety
+        int minFloorY = getFloor(topBottomFloor).getBlockUnderMainDoor().getBlockY() - 1;
+        int maxFloorY = getFloor(topFloor).getBlockUnderMainDoor().getBlockY() + 1;
+
         //Start ticking the elevator.
-        new ElevatorRunnable(plugin, this, goUp, elevatorFloor, elevatorStatus).runTask(plugin);
+        new ElevatorRunnable(plugin, this, goUp, elevatorFloor, elevatorStatus, minFloorY, maxFloorY).runTask(plugin);
     }
 
     protected void move(int howManyY, boolean goUP) {
diff --git a/src/main/java/com/andrew121410/mc/world16elevators/ElevatorRunnable.java b/src/main/java/com/andrew121410/mc/world16elevators/ElevatorRunnable.java
index ac3fb96..7adaa5a 100644
--- a/src/main/java/com/andrew121410/mc/world16elevators/ElevatorRunnable.java
+++ b/src/main/java/com/andrew121410/mc/world16elevators/ElevatorRunnable.java
@@ -19,7 +19,18 @@ public class ElevatorRunnable extends BukkitRunnable {
 
     private ElevatorFloor floorThatWeAreGoingToPass;
 
-    public ElevatorRunnable(World16Elevators plugin, Elevator elevator, boolean goingUp, ElevatorFloor elevatorFloor, ElevatorStatus elevatorStatus, int counter, ElevatorFloor floorThatWeAreGoingToPass) {
+    private int maxFloorY;
+    private int minFloorY;
+
+    public ElevatorRunnable(World16Elevators plugin,
+                            Elevator elevator,
+                            boolean goingUp,
+                            ElevatorFloor elevatorFloor,
+                            ElevatorStatus elevatorStatus,
+                            int counter,
+                            ElevatorFloor floorThatWeAreGoingToPass,
+                            int minFloorY,
+                            int maxFloorY) {
         this.plugin = plugin;
         this.elevator = elevator;
         this.goingUp = goingUp;
@@ -27,10 +38,26 @@ public ElevatorRunnable(World16Elevators plugin, Elevator elevator, boolean goin
         this.elevatorStatus = elevatorStatus;
         this.counter = counter;
         this.floorThatWeAreGoingToPass = floorThatWeAreGoingToPass;
+        this.minFloorY = minFloorY;
+        this.maxFloorY = maxFloorY;
     }
 
-    public ElevatorRunnable(World16Elevators plugin, Elevator elevator, boolean goingUp, ElevatorFloor elevatorFloor, ElevatorStatus elevatorStatus) {
-        this(plugin, elevator, goingUp, elevatorFloor, elevatorStatus, (int) elevator.getElevatorSettings().getTicksPerSecond(), null);
+    public ElevatorRunnable(World16Elevators plugin,
+                            Elevator elevator,
+                            boolean goingUp,
+                            ElevatorFloor elevatorFloor,
+                            ElevatorStatus elevatorStatus,
+                            int minFloorY,
+                            int maxFloorY) {
+        this(plugin,
+                elevator,
+                goingUp,
+                elevatorFloor,
+                elevatorStatus,
+                (int) elevator.getElevatorSettings().getTicksPerSecond(),
+                null,
+                minFloorY,
+                maxFloorY);
     }
 
     @Override
@@ -61,6 +88,11 @@ public void run() {
             return;
         }
 
+        // Safety Check
+        if (elevator.getElevatorMovement().getAtDoor().getY() > maxFloorY || elevator.getElevatorMovement().getAtDoor().getY() < minFloorY) {
+            this.elevator.setEmergencyStop(true);
+        }
+
         // Stop's the elevator if emergencyStop is on.
         if (elevator.isEmergencyStop()) {
             elevator.setIdling(false);
@@ -93,6 +125,6 @@ public void run() {
         // Don't try to register another task if the plugin is disabled.
         if (!this.plugin.isEnabled()) return;
 
-        new ElevatorRunnable(plugin, elevator, goingUp, elevatorFloor, elevatorStatus, counter, floorThatWeAreGoingToPass).runTaskLater(plugin, counter);
+        new ElevatorRunnable(plugin, elevator, goingUp, elevatorFloor, elevatorStatus, counter, floorThatWeAreGoingToPass, minFloorY, maxFloorY).runTaskLater(plugin, counter);
     }
 }