From 546372966acda7db94c2f55c621d21f89dd7a65e Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Mon, 13 Dec 2021 14:35:27 -0800
Subject: [PATCH] Extend VehicleCollisionEvent, move HandlerList up

Co-authored-by: SoSeDiK <mrsosedik@gmail.com>
---
 .../vehicle/VehicleBlockCollisionEvent.java   | 31 ++++++++++++-------
 .../event/vehicle/VehicleCollisionEvent.java  | 11 +++++++
 .../vehicle/VehicleEntityCollisionEvent.java  | 12 -------
 3 files changed, 30 insertions(+), 24 deletions(-)

diff --git a/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleBlockCollisionEvent.java b/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleBlockCollisionEvent.java
index 316f625aa5..d0a437bd8a 100644
--- a/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleBlockCollisionEvent.java
+++ b/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleBlockCollisionEvent.java
@@ -9,14 +9,32 @@ import org.jetbrains.annotations.NotNull;
  * Raised when a vehicle collides with a block.
  */
 public class VehicleBlockCollisionEvent extends VehicleCollisionEvent {
-    private static final HandlerList handlers = new HandlerList();
     private final Block block;
+    private final org.bukkit.util.Vector velocity; // Paper
 
+    // Paper start - Add pre-collision velocity
+    @Deprecated
     public VehicleBlockCollisionEvent(@NotNull final Vehicle vehicle, @NotNull final Block block) {
+        this(vehicle, block, vehicle.getVelocity());
+    }
+
+    public VehicleBlockCollisionEvent(@NotNull final Vehicle vehicle, @NotNull final Block block, @NotNull final org.bukkit.util.Vector velocity) { // Paper - Added velocity
         super(vehicle);
         this.block = block;
+        this.velocity = velocity;
     }
 
+    /**
+     * Gets velocity at which the vehicle collided with the block
+     *
+     * @return pre-collision moving velocity
+     */
+    @NotNull
+    public org.bukkit.util.Vector getVelocity() {
+        return velocity;
+    }
+    // Paper end
+
     /**
      * Gets the block the vehicle collided with
      *
@@ -26,15 +44,4 @@ public class VehicleBlockCollisionEvent extends VehicleCollisionEvent {
     public Block getBlock() {
         return block;
     }
-
-    @NotNull
-    @Override
-    public HandlerList getHandlers() {
-        return handlers;
-    }
-
-    @NotNull
-    public static HandlerList getHandlerList() {
-        return handlers;
-    }
 }
diff --git a/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleCollisionEvent.java b/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleCollisionEvent.java
index 9d493c155a..aa1d74eade 100644
--- a/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleCollisionEvent.java
+++ b/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleCollisionEvent.java
@@ -7,7 +7,18 @@ import org.jetbrains.annotations.NotNull;
  * Raised when a vehicle collides.
  */
 public abstract class VehicleCollisionEvent extends VehicleEvent {
+    private static final org.bukkit.event.HandlerList HANDLER_LIST = new org.bukkit.event.HandlerList(); // Paper
     public VehicleCollisionEvent(@NotNull final Vehicle vehicle) {
         super(vehicle);
     }
+    // Paper start
+    @Override
+    public org.bukkit.event.@org.jetbrains.annotations.NotNull HandlerList getHandlers() {
+        return HANDLER_LIST;
+    }
+
+    public static org.bukkit.event.@NotNull HandlerList getHandlerList() {
+        return HANDLER_LIST;
+    }
+    // Paper end
 }
diff --git a/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleEntityCollisionEvent.java b/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleEntityCollisionEvent.java
index 50c762d777..77fb04bdf5 100644
--- a/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleEntityCollisionEvent.java
+++ b/paper-api/src/main/java/org/bukkit/event/vehicle/VehicleEntityCollisionEvent.java
@@ -10,7 +10,6 @@ import org.jetbrains.annotations.NotNull;
  * Raised when a vehicle collides with an entity.
  */
 public class VehicleEntityCollisionEvent extends VehicleCollisionEvent implements Cancellable {
-    private static final HandlerList handlers = new HandlerList();
     private final Entity entity;
     private boolean cancelled = false;
     private boolean cancelledPickup = false;
@@ -55,15 +54,4 @@ public class VehicleEntityCollisionEvent extends VehicleCollisionEvent implement
     public void setCollisionCancelled(boolean cancel) {
         cancelledCollision = cancel;
     }
-
-    @NotNull
-    @Override
-    public HandlerList getHandlers() {
-        return handlers;
-    }
-
-    @NotNull
-    public static HandlerList getHandlerList() {
-        return handlers;
-    }
 }