From 3f9958b4e9683c7d3b021054e674ce1f2a4555c0 Mon Sep 17 00:00:00 2001
From: Encode42 <me@encode42.dev>
Date: Tue, 11 May 2021 23:58:54 -0400
Subject: [PATCH] Implement the Mob Blindness mod

---
 .../server/0208-Implement-Mob-Blindness.patch | 46 +++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 patches/server/0208-Implement-Mob-Blindness.patch

diff --git a/patches/server/0208-Implement-Mob-Blindness.patch b/patches/server/0208-Implement-Mob-Blindness.patch
new file mode 100644
index 000000000..9e5bdccfa
--- /dev/null
+++ b/patches/server/0208-Implement-Mob-Blindness.patch
@@ -0,0 +1,46 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Encode42 <me@encode42.dev>
+Date: Tue, 11 May 2021 21:00:53 -0400
+Subject: [PATCH] Implement Mob Blindness
+
+Ported from https://github.com/raltsmc/mobblindness
+
+diff --git a/src/main/java/net/minecraft/world/entity/EntityLiving.java b/src/main/java/net/minecraft/world/entity/EntityLiving.java
+index aa2106e038ff882924be5b956af7cb3e8ff00397..2dc40e11eae98400b426175ceb2c92cd5942291c 100644
+--- a/src/main/java/net/minecraft/world/entity/EntityLiving.java
++++ b/src/main/java/net/minecraft/world/entity/EntityLiving.java
+@@ -925,6 +925,18 @@ public abstract class EntityLiving extends Entity {
+                 // Airplane end
+                 d0 *= 0.5D;
+             }
++
++            // Purpur start
++            if (entity instanceof EntityLiving) {
++                EntityLiving livingEntity = (EntityLiving) entity;
++                if (livingEntity.hasEffect(MobEffects.BLINDNESS)) {
++                    int amplifier = livingEntity.getEffect(MobEffects.BLINDNESS).getAmplifier();
++                    for (int i = 0; i < amplifier; i++) {
++                        d0 *= world.purpurConfig.mobsBlindnessMultiplier;
++                    }
++                }
++            }
++            // Purpur end
+         }
+ 
+         return d0;
+diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+index 07c66f9d41e7a74021dde6702d654710e400e93b..1aa5a4849411eee5419a9daf7fe2b197e1d37153 100644
+--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
++++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+@@ -542,6 +542,11 @@ public class PurpurWorldConfig {
+         mobsSpawnOnBlueIce = getBoolean("blocks.blue_ice.allow-mob-spawns", mobsSpawnOnBlueIce);
+     }
+ 
++    public int mobsBlindnessMultiplier = 1;
++    private void blindnessSettings() {
++        mobsBlindnessMultiplier = getInt("gameplay-mechanics.entity-blindness-multiplier", mobsBlindnessMultiplier);
++    }
++
+     public boolean chestOpenWithBlockOnTop = false;
+     private void chestSettings() {
+         chestOpenWithBlockOnTop = getBoolean("blocks.chest.open-with-solid-block-on-top", chestOpenWithBlockOnTop);