From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Rhythmic <mc.ADHDMC@gmail.com>
Date: Thu, 6 Oct 2022 10:41:01 -0700
Subject: [PATCH] Milk Keeps Beneficial Effects


diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index e64d2425f6b5cec9a72bcbf451284fcbb3ebce06..d6705dce3bc8c1964184fe425386b3f3c0a8202e 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -1133,6 +1133,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
             for (flag = false; iterator.hasNext(); flag = true) {
                 // CraftBukkit start
                 MobEffectInstance effect = (MobEffectInstance) iterator.next();
+                if (cause == EntityPotionEffectEvent.Cause.MILK && !this.level().purpurConfig.milkClearsBeneficialEffects && effect.getEffect().isBeneficial()) continue; // Purpur
                 EntityPotionEffectEvent event = CraftEventFactory.callEntityPotionEffectChangeEvent(this, effect, null, cause, EntityPotionEffectEvent.Action.CLEARED);
                 if (event.isCancelled()) {
                     continue;
diff --git a/src/main/java/net/minecraft/world/entity/npc/WanderingTrader.java b/src/main/java/net/minecraft/world/entity/npc/WanderingTrader.java
index 21a7cc86245d2440b8fc757d3664a29de293f7b0..b133c186d2d1412aa623ba3db68091bc69c282a5 100644
--- a/src/main/java/net/minecraft/world/entity/npc/WanderingTrader.java
+++ b/src/main/java/net/minecraft/world/entity/npc/WanderingTrader.java
@@ -115,7 +115,7 @@ public class WanderingTrader extends net.minecraft.world.entity.npc.AbstractVill
             return this.canDrinkPotion && this.level().isNight() && !entityvillagertrader.isInvisible(); // Paper - Add more WanderingTrader API
         }));
         this.goalSelector.addGoal(0, new UseItemGoal<>(this, new ItemStack(Items.MILK_BUCKET), SoundEvents.WANDERING_TRADER_REAPPEARED, (entityvillagertrader) -> {
-            return this.canDrinkMilk && this.level().isDay() && entityvillagertrader.isInvisible(); // Paper - Add more WanderingTrader API
+            return level().purpurConfig.milkClearsBeneficialEffects && this.canDrinkMilk && this.level().isDay() && entityvillagertrader.isInvisible(); // Paper - Add more WanderingTrader API // Purpur
         }));
         this.goalSelector.addGoal(1, new TradeWithPlayerGoal(this));
         this.goalSelector.addGoal(1, new AvoidEntityGoal<>(this, Zombie.class, 8.0F, 0.5D, 0.5D));
diff --git a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
index 94e29919ddc7f507d54e14c3360f7a3e8bb831a7..f1ac2b90a465213c93ce940ca3f40497a9309e9b 100644
--- a/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
+++ b/src/main/java/org/purpurmc/purpur/PurpurWorldConfig.java
@@ -128,6 +128,7 @@ public class PurpurWorldConfig {
     public boolean fireballsBypassMobGriefing = false;
     public boolean imposeTeleportRestrictionsOnGateways = false;
     public boolean milkCuresBadOmen = true;
+    public boolean milkClearsBeneficialEffects = true;
     public boolean noteBlockIgnoreAbove = false;
     public boolean persistentDroppableEntityDisplayNames = true;
     public boolean persistentTileEntityDisplayNames = false;
@@ -154,6 +155,7 @@ public class PurpurWorldConfig {
         fireballsBypassMobGriefing = getBoolean("gameplay-mechanics.fireballs-bypass-mob-griefing", fireballsBypassMobGriefing);
         imposeTeleportRestrictionsOnGateways = getBoolean("gameplay-mechanics.impose-teleport-restrictions-on-gateways", imposeTeleportRestrictionsOnGateways);
         milkCuresBadOmen = getBoolean("gameplay-mechanics.milk-cures-bad-omen", milkCuresBadOmen);
+        milkClearsBeneficialEffects = getBoolean("gameplay-mechanics.milk-clears-beneficial-effects", milkClearsBeneficialEffects);
         noteBlockIgnoreAbove = getBoolean("gameplay-mechanics.note-block-ignore-above", noteBlockIgnoreAbove);
         persistentTileEntityDisplayNames = getBoolean("gameplay-mechanics.persistent-tileentity-display-names-and-lore", persistentTileEntityDisplayNames);
         persistentDroppableEntityDisplayNames = getBoolean("gameplay-mechanics.persistent-droppable-entity-display-names", persistentDroppableEntityDisplayNames);