Paper/patches/server/0957-Add-EntityFertilizeEggEvent.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Lulu13022002 <41980282+Lulu13022002@users.noreply.github.com>
Date: Fri, 24 Jun 2022 12:39:34 +0200
Subject: [PATCH] Add EntityFertilizeEggEvent


diff --git a/src/main/java/net/minecraft/world/entity/animal/Turtle.java b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
index 1c2f927974aab4d9751088449edbc777677d6cd0..81dab77f525ae667614f940c4ff5ec308a9579a2 100644
--- a/src/main/java/net/minecraft/world/entity/animal/Turtle.java
+++ b/src/main/java/net/minecraft/world/entity/animal/Turtle.java
@@ -441,6 +441,17 @@ public class Turtle extends Animal {
             if (entityplayer == null && this.partner.getLoveCause() != null) {
                 entityplayer = this.partner.getLoveCause();
             }
+            // Paper start
+            RandomSource randomsource = this.animal.getRandom();
+            int experience = randomsource.nextInt(7) + 1;
+            io.papermc.paper.event.entity.EntityFertilizeEggEvent event = new io.papermc.paper.event.entity.EntityFertilizeEggEvent((org.bukkit.entity.LivingEntity) turtle.getBukkitEntity(), (org.bukkit.entity.LivingEntity) partner.getBukkitEntity(), entityplayer == null ? null : entityplayer.getBukkitEntity(), turtle.breedItem == null ? null : org.bukkit.craftbukkit.inventory.CraftItemStack.asCraftMirror(turtle.breedItem).clone(), experience);
+            if (!event.callEvent()) {
+                animal.resetLove();
+                partner.resetLove(); // stop the pathfinding to avoid infinite loop
+                return;
+            }
+            experience = event.getExperience();
+            // Paper end
 
             if (entityplayer != null) {
                 entityplayer.awardStat(Stats.ANIMALS_BRED);
@@ -452,10 +463,9 @@ public class Turtle extends Animal {
             this.partner.setAge(6000);
             this.animal.resetLove();
             this.partner.resetLove();
-            RandomSource randomsource = this.animal.getRandom();
 
-            if (this.level.getGameRules().getBoolean(GameRules.RULE_DOMOBLOOT)) {
-                this.level.addFreshEntity(new ExperienceOrb(this.level, this.animal.getX(), this.animal.getY(), this.animal.getZ(), randomsource.nextInt(7) + 1, org.bukkit.entity.ExperienceOrb.SpawnReason.BREED, entityplayer)); // Paper;
+            if (experience > 0 && this.level.getGameRules().getBoolean(GameRules.RULE_DOMOBLOOT)) { // Paper
+                this.level.addFreshEntity(new ExperienceOrb(this.level, this.animal.getX(), this.animal.getY(), this.animal.getZ(), experience, org.bukkit.entity.ExperienceOrb.SpawnReason.BREED, entityplayer)); // Paper
             }
 
         }
diff --git a/src/main/java/net/minecraft/world/entity/animal/frog/Frog.java b/src/main/java/net/minecraft/world/entity/animal/frog/Frog.java
index 1b3d462e1e229970c53f763b5cdce7d21f1b1703..a65cec3c9837882df5b61de58f03d276d4db6bfc 100644
--- a/src/main/java/net/minecraft/world/entity/animal/frog/Frog.java
+++ b/src/main/java/net/minecraft/world/entity/animal/frog/Frog.java
@@ -252,6 +252,17 @@ public class Frog extends Animal implements VariantHolder<FrogVariant> {
             serverPlayer = other.getLoveCause();
         }
 
+        // Paper start
+        int experience = this.getRandom().nextInt(7) + 1;
+        io.papermc.paper.event.entity.EntityFertilizeEggEvent event = new io.papermc.paper.event.entity.EntityFertilizeEggEvent((org.bukkit.entity.LivingEntity) this.getBukkitEntity(), (org.bukkit.entity.LivingEntity) other.getBukkitEntity(), serverPlayer == null ? null : serverPlayer.getBukkitEntity(), this.breedItem == null ? null : org.bukkit.craftbukkit.inventory.CraftItemStack.asCraftMirror(this.breedItem).clone(), experience);
+        if (!event.callEvent()) {
+            resetLove();
+            other.resetLove(); // stop the pathfinding to avoid infinite loop
+            return;
+        }
+        experience = event.getExperience();
+        // Paper end
+
         if (serverPlayer != null) {
             serverPlayer.awardStat(Stats.ANIMALS_BRED);
             CriteriaTriggers.BRED_ANIMALS.trigger(serverPlayer, this, other, (AgeableMob)null);
@@ -263,8 +274,8 @@ public class Frog extends Animal implements VariantHolder<FrogVariant> {
         other.resetLove();
         this.getBrain().setMemory(MemoryModuleType.IS_PREGNANT, Unit.INSTANCE);
         world.broadcastEntityEvent(this, (byte)18);
-        if (world.getGameRules().getBoolean(GameRules.RULE_DOMOBLOOT)) {
-            world.addFreshEntity(new ExperienceOrb(world, this.getX(), this.getY(), this.getZ(), this.getRandom().nextInt(7) + 1, org.bukkit.entity.ExperienceOrb.SpawnReason.BREED, serverPlayer)); // Paper
+        if (experience > 0 && world.getGameRules().getBoolean(GameRules.RULE_DOMOBLOOT)) { // Paper
+            world.addFreshEntity(new ExperienceOrb(world, this.getX(), this.getY(), this.getZ(), experience, org.bukkit.entity.ExperienceOrb.SpawnReason.BREED, serverPlayer)); // Paper
         }
 
     }