1 files changed, 29 insertions, 0 deletions
diff --git a/patches/unapplied/server/0520-Add-HiddenPotionEffect-API.patch b/patches/unapplied/server/0520-Add-HiddenPotionEffect-API.patch
new file mode 100644
index 0000000000..2d0b0d5b03
--- /dev/null
+++ b/patches/unapplied/server/0520-Add-HiddenPotionEffect-API.patch
@@ -0,0 +1,29 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Tamion <[email protected]>
+Date: Sun, 5 Nov 2023 09:51:28 +0100
+Subject: [PATCH] Add HiddenPotionEffect API
+
+== AT ==
+public net.minecraft.world.effect.MobEffectInstance hiddenEffect
+
+diff --git a/src/main/java/org/bukkit/craftbukkit/potion/CraftPotionUtil.java b/src/main/java/org/bukkit/craftbukkit/potion/CraftPotionUtil.java
+index 01af4db5d0f17ea2943e5c464d4122a358503bc1..cb11f0624e4e65aa06bfaaec90729ee536cd53a0 100644
+--- a/src/main/java/org/bukkit/craftbukkit/potion/CraftPotionUtil.java
++++ b/src/main/java/org/bukkit/craftbukkit/potion/CraftPotionUtil.java
+@@ -78,6 +78,7 @@ public class CraftPotionUtil {
+ 
+     public static MobEffectInstance fromBukkit(PotionEffect effect) {
+         Holder<MobEffect> type = CraftPotionEffectType.bukkitToMinecraftHolder(effect.getType());
++        // Paper - Note: do not copy over the hidden effect, as this method is only used for applying to entities which we do not want to convert over.
+         return new MobEffectInstance(type, effect.getDuration(), effect.getAmplifier(), effect.isAmbient(), effect.hasParticles(), effect.hasIcon()); // Paper
+     }
+ 
+@@ -87,7 +88,7 @@ public class CraftPotionUtil {
+         int duration = effect.getDuration();
+         boolean ambient = effect.isAmbient();
+         boolean particles = effect.isVisible();
+-        return new PotionEffect(type, duration, amp, ambient, particles, effect.showIcon()); // Paper
++        return new PotionEffect(type, duration, amp, ambient, particles, effect.showIcon(), effect.hiddenEffect == null ? null : toBukkit(effect.hiddenEffect)); // Paper
+     }
+ 
+     public static boolean equals(Holder<MobEffect> mobEffect, PotionEffectType type) {