From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Wed, 2 Dec 2020 21:03:02 -0800
Subject: [PATCH] Add config for mobs immune to default effects


diff --git a/src/main/java/net/minecraft/world/entity/boss/wither/WitherBoss.java b/src/main/java/net/minecraft/world/entity/boss/wither/WitherBoss.java
index 9fac1c16356ab994462852aeb9c42bf32996bbde..bd9e10f79eaf0d23908229b3ebc2227946a14843 100644
--- a/src/main/java/net/minecraft/world/entity/boss/wither/WitherBoss.java
+++ b/src/main/java/net/minecraft/world/entity/boss/wither/WitherBoss.java
@@ -601,7 +601,7 @@ public class WitherBoss extends Monster implements RangedAttackMob {
 
     @Override
     public boolean canBeAffected(MobEffectInstance effect) {
-        return effect.is(MobEffects.WITHER) ? false : super.canBeAffected(effect);
+        return effect.is(MobEffects.WITHER) && this.level().paperConfig().entities.mobEffects.immuneToWitherEffect.wither ? false : super.canBeAffected(effect); // Paper - Add config for mobs immune to default effects
     }
 
     private class WitherDoNothingGoal extends Goal {
diff --git a/src/main/java/net/minecraft/world/entity/monster/Spider.java b/src/main/java/net/minecraft/world/entity/monster/Spider.java
index 72e42605c278028480c368762da18f61806d766a..91e521414c3ea5722aac7506b7589fbb399e9636 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Spider.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Spider.java
@@ -126,7 +126,7 @@ public class Spider extends Monster {
 
     @Override
     public boolean canBeAffected(MobEffectInstance effect) {
-        return effect.is(MobEffects.POISON) ? false : super.canBeAffected(effect);
+        return effect.is(MobEffects.POISON) && this.level().paperConfig().entities.mobEffects.spidersImmuneToPoisonEffect ? false : super.canBeAffected(effect); // Paper - Add config for mobs immune to default effects
     }
 
     public boolean isClimbing() {
diff --git a/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java b/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java
index d2752d424ba13a956e45e82e8b5d1d61fe1f669d..557b4e225688416132281e9b1759d46a9b775ff9 100644
--- a/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java
+++ b/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java
@@ -127,6 +127,6 @@ public class WitherSkeleton extends AbstractSkeleton {
 
     @Override
     public boolean canBeAffected(MobEffectInstance effect) {
-        return effect.is(MobEffects.WITHER) ? false : super.canBeAffected(effect);
+        return effect.is(MobEffects.WITHER) && this.level().paperConfig().entities.mobEffects.immuneToWitherEffect.witherSkeleton ? false : super.canBeAffected(effect); // Paper - Add config for mobs immune to default effects
     }
 }