From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Fri, 18 Mar 2022 21:15:55 -0700
Subject: [PATCH] Add EntityDyeEvent and CollarColorable interface


diff --git a/src/main/java/net/minecraft/world/entity/animal/Cat.java b/src/main/java/net/minecraft/world/entity/animal/Cat.java
index 366f32b11f39a79210532c614fdbb2230b87d88f..a0dd4a58937a4e49e430d8c1470fe84b709e8044 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Cat.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Cat.java
@@ -404,6 +404,13 @@ public class Cat extends TamableAnimal implements VariantHolder<CatVariant> {
                     DyeColor enumcolor = ((DyeItem) item).getDyeColor();
 
                     if (enumcolor != this.getCollarColor()) {
+                        // Paper start
+                        final io.papermc.paper.event.entity.EntityDyeEvent event = new io.papermc.paper.event.entity.EntityDyeEvent(this.getBukkitEntity(), org.bukkit.DyeColor.getByWoolData((byte) enumcolor.getId()), ((net.minecraft.server.level.ServerPlayer) player).getBukkitEntity());
+                        if (!event.callEvent()) {
+                            return InteractionResult.FAIL;
+                        }
+                        enumcolor = DyeColor.byId(event.getColor().getWoolData());
+                        // Paper end
                         this.setCollarColor(enumcolor);
                         if (!player.getAbilities().instabuild) {
                             itemstack.shrink(1);
diff --git a/src/main/java/net/minecraft/world/entity/animal/Wolf.java b/src/main/java/net/minecraft/world/entity/animal/Wolf.java
index c44bbdea03856ac3a7652674263d1ec78ed02473..a6a50eb4f4ac85751071571876ac804d44ee1ee6 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Wolf.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Wolf.java
@@ -392,6 +392,13 @@ public class Wolf extends TamableAnimal implements NeutralMob {
                 DyeColor enumcolor = ((DyeItem) item).getDyeColor();
 
                 if (enumcolor != this.getCollarColor()) {
+                    // Paper start
+                    final io.papermc.paper.event.entity.EntityDyeEvent event = new io.papermc.paper.event.entity.EntityDyeEvent(this.getBukkitEntity(), org.bukkit.DyeColor.getByWoolData((byte) enumcolor.getId()), ((net.minecraft.server.level.ServerPlayer) player).getBukkitEntity());
+                    if (!event.callEvent()) {
+                        return InteractionResult.FAIL;
+                    }
+                    enumcolor = DyeColor.byId(event.getColor().getWoolData());
+                    // Paper end
                     this.setCollarColor(enumcolor);
                     if (!player.getAbilities().instabuild) {
                         itemstack.shrink(1);