PaperMC/patches/server/0820-Fix-advancement-triggers-for-entity-damage.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Thu, 16 Mar 2023 10:04:17 +0100
Subject: [PATCH] Fix advancement triggers for entity damage

Changes the Interaction entity's trigger to use the vanilla
generic damage source

Fixes a couple places where the original damage and modified damage
were passed in the reverse order to the advancement triggers

diff --git a/src/main/java/net/minecraft/world/entity/Interaction.java b/src/main/java/net/minecraft/world/entity/Interaction.java
index 2ebbf7954dc5e0d6c9d53327d05b725eec310086..c5bd2e90ad74ba08910f65a2e07b6f76435df10f 100644
--- a/src/main/java/net/minecraft/world/entity/Interaction.java
+++ b/src/main/java/net/minecraft/world/entity/Interaction.java
@@ -156,7 +156,7 @@ public class Interaction extends Entity implements Attackable, Targeting {
             // CraftBukkit end
             this.attack = new Interaction.PlayerAction(entityhuman.getUUID(), this.level().getGameTime());
             if (entityhuman instanceof ServerPlayer entityplayer) {
-                CriteriaTriggers.PLAYER_HURT_ENTITY.trigger(entityplayer, this, source, (float) event.getFinalDamage(), 1.0F, false); // CraftBukkit
+                CriteriaTriggers.PLAYER_HURT_ENTITY.trigger(entityplayer, this, entityhuman.damageSources().generic(), 1.0F, (float) event.getFinalDamage(), false); // CraftBukkit // Paper - use correct source and fix taken/dealt param order
             }
 
             return !this.getResponse();
diff --git a/src/main/java/net/minecraft/world/entity/LivingEntity.java b/src/main/java/net/minecraft/world/entity/LivingEntity.java
index 6c502f67234eee9c1446d490acde1dbe6f34119e..84b7552dfc2077b02e3c4120ad72334cf60212d6 100644
--- a/src/main/java/net/minecraft/world/entity/LivingEntity.java
+++ b/src/main/java/net/minecraft/world/entity/LivingEntity.java
@@ -2375,7 +2375,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
                 // Duplicate triggers if blocking
                 if (event.getDamage(DamageModifier.BLOCKING) < 0) {
                     if (this instanceof ServerPlayer) {
-                        CriteriaTriggers.ENTITY_HURT_PLAYER.trigger((ServerPlayer) this, damagesource, f, originalDamage, true);
+                        CriteriaTriggers.ENTITY_HURT_PLAYER.trigger((ServerPlayer) this, damagesource, originalDamage, f, true); // Paper - fix taken/dealt param order
                         f2 = (float) -event.getDamage(DamageModifier.BLOCKING);
                         if (f2 > 0.0F && f2 < 3.4028235E37F) {
                             ((ServerPlayer) this).awardStat(Stats.DAMAGE_BLOCKED_BY_SHIELD, Math.round(originalDamage * 10.0F));
@@ -2383,7 +2383,7 @@ public abstract class LivingEntity extends Entity implements Attackable {
                     }
 
                     if (damagesource.getEntity() instanceof ServerPlayer) {
-                        CriteriaTriggers.PLAYER_HURT_ENTITY.trigger((ServerPlayer) damagesource.getEntity(), this, damagesource, f, originalDamage, true);
+                        CriteriaTriggers.PLAYER_HURT_ENTITY.trigger((ServerPlayer) damagesource.getEntity(), this, damagesource, originalDamage, f, true); // Paper - fix taken/dealt param order
                     }
 
                     return true;