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 62271e74399a827a488159da234465ef18e15e6e..d3b4d492aee380dc17f4232d90eaae4f07bb9f86 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
@@ -604,7 +604,7 @@ public class WitherBoss extends Monster implements PowerableMob, 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 f0127f1b55999aa4a841341ad02cbcde45702b50..e675f1e3e5b6f9e1aa0d928ebb9abe76458edb38 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 56f23d7c7b5838ff8761de8691e685dd59d2eaa2..bb2e7cee612dc1fafa042674a0b0d07d7165b54c 100644
--- a/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java
+++ b/src/main/java/net/minecraft/world/entity/monster/WitherSkeleton.java
@@ -114,6 +114,6 @@ 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
     }
 }
