From 6791acd215a2d7dd91821999e1b551bbd8ec2999 Mon Sep 17 00:00:00 2001
From: Konicai <71294714+Konicai@users.noreply.github.com>
Date: Thu, 8 Jun 2023 16:20:49 -0400
Subject: [PATCH] Handle effects with infinite duration (#3834)

---
 .../java/entity/JavaUpdateMobEffectTranslator.java        | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/core/src/main/java/org/geysermc/geyser/translator/protocol/java/entity/JavaUpdateMobEffectTranslator.java b/core/src/main/java/org/geysermc/geyser/translator/protocol/java/entity/JavaUpdateMobEffectTranslator.java
index a86290100..128b051a9 100644
--- a/core/src/main/java/org/geysermc/geyser/translator/protocol/java/entity/JavaUpdateMobEffectTranslator.java
+++ b/core/src/main/java/org/geysermc/geyser/translator/protocol/java/entity/JavaUpdateMobEffectTranslator.java
@@ -45,9 +45,15 @@ public class JavaUpdateMobEffectTranslator extends PacketTranslator<ClientboundU
         if (entity == null)
             return;
 
+        int duration = packet.getDuration();
+        if (duration < 0) {
+            // java edition uses -1 for infinite, but bedrock doesn't have infinite
+            duration = Integer.MAX_VALUE;
+        }
+
         MobEffectPacket mobEffectPacket = new MobEffectPacket();
         mobEffectPacket.setAmplifier(packet.getAmplifier());
-        mobEffectPacket.setDuration(packet.getDuration());
+        mobEffectPacket.setDuration(duration);
         mobEffectPacket.setEvent(MobEffectPacket.Event.ADD);
         mobEffectPacket.setRuntimeEntityId(entity.getGeyserId());
         mobEffectPacket.setParticles(packet.isShowParticles());