From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Fourmisain <8464472+Fourmisain@users.noreply.github.com>
Date: Fri, 5 Mar 2021 17:42:35 -0500
Subject: [PATCH] One Punch Man!


diff --git a/src/main/java/net/minecraft/server/EntityLiving.java b/src/main/java/net/minecraft/server/EntityLiving.java
index 50fa5f8395fea3ba6fa202a5a38519cd55ae00e0..c8f23b21cbe8625f7344c118eb62bab7e55e42e2 100644
--- a/src/main/java/net/minecraft/server/EntityLiving.java
+++ b/src/main/java/net/minecraft/server/EntityLiving.java
@@ -1921,6 +1921,23 @@ public abstract class EntityLiving extends Entity {
                 ((EntityPlayer) damagesource.getEntity()).a(StatisticList.DAMAGE_DEALT_ABSORBED, Math.round(f2 * 10.0F));
             }
 
+           // Purpur start
+           if (damagesource.getEntity().world.purpurConfig.creativeOnePunch && damagesource.getEntity() instanceof EntityHuman) {
+               EntityHuman entityHuman = (EntityHuman) damagesource.getEntity();
+               if (entityHuman.isCreative()) {
+                   double attackDamage = 0;
+
+                   for (AttributeModifier modifier : entityHuman.getItemInMainHand().getAttributeModifiers(EnumItemSlot.MAINHAND).get(GenericAttributes.ATTACK_DAMAGE)) {
+                       attackDamage += modifier.getAmount();
+                   }
+
+                   if (attackDamage == 0) {
+                       this.setHealth(0);
+                   }
+               }
+           }
+           // Purpur end
+
             if (f > 0 || !human) {
                 if (human) {
                     // PAIL: Be sure to drag all this code from the EntityHuman subclass each update.
diff --git a/src/main/java/net/minecraft/server/ItemStack.java b/src/main/java/net/minecraft/server/ItemStack.java
index 3f9062d8eca3ce53c0fb9e9e40330aa4e3296c9a..47e3ac6bcebacd9c424ddcc49774e06e05f02fe2 100644
--- a/src/main/java/net/minecraft/server/ItemStack.java
+++ b/src/main/java/net/minecraft/server/ItemStack.java
@@ -842,6 +842,7 @@ public final class ItemStack {
         this.getOrCreateTag().setInt("RepairCost", i);
     }
 
+    public Multimap<AttributeBase, AttributeModifier> getAttributeModifiers(EnumItemSlot enumitemslot) { return this.a(enumitemslot); } // Purpur - OBFHELPER
     public Multimap<AttributeBase, AttributeModifier> a(EnumItemSlot enumitemslot) {
         Object object;
 
diff --git a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
index 5f14c6c0e62ce5bece342b850e201357314061b2..1e7c75c1f8830b5c2660c2cf8aab0167916ff501 100644
--- a/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
+++ b/src/main/java/net/pl3x/purpur/PurpurWorldConfig.java
@@ -274,6 +274,7 @@ public class PurpurWorldConfig {
     public double voidDamageHeight = -64.0D;
     public int raidCooldownSeconds = 0;
     public int animalBreedingCooldownSeconds = 0;
+    public boolean creativeOnePunch = false;
     private void miscGameplayMechanicsSettings() {
         useBetterMending = getBoolean("gameplay-mechanics.use-better-mending", useBetterMending);
         alwaysTameInCreative = getBoolean("gameplay-mechanics.always-tame-in-creative", alwaysTameInCreative);
@@ -291,6 +292,7 @@ public class PurpurWorldConfig {
         voidDamageHeight = getDouble("gameplay-mechanics.void-damage-height", voidDamageHeight);
         raidCooldownSeconds = getInt("gameplay-mechanics.raid-cooldown-seconds", raidCooldownSeconds);
         animalBreedingCooldownSeconds = getInt("gameplay-mechanics.animal-breeding-cooldown-seconds", animalBreedingCooldownSeconds);
+        creativeOnePunch = getBoolean("gameplay-mechanics.player.one-punch-in-creative", creativeOnePunch);
     }
 
     public boolean catSpawning;