Yatopia/patches/server/0038-PlayerAttackEntityEvent.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Ivan Pekov <ivan@mrivanplays.com>
Date: Tue, 22 Sep 2020 12:52:34 +0300
Subject: [PATCH] PlayerAttackEntityEvent

Added per request

diff --git a/src/main/java/net/minecraft/server/EntityHuman.java b/src/main/java/net/minecraft/server/EntityHuman.java
index 7a6d5521e42a31723b4f006d0fcf618fd42050e4..9689ebc0089f7586bad4ce4958cd792ddde50334 100644
--- a/src/main/java/net/minecraft/server/EntityHuman.java
+++ b/src/main/java/net/minecraft/server/EntityHuman.java
@@ -1071,12 +1071,50 @@ public abstract class EntityHuman extends EntityLiving {
 
                     flag2 = flag2 && !world.paperConfig.disablePlayerCrits; // Paper
                     flag2 = flag2 && !this.isSprinting();
-                    if (flag2) {
-                        this.isCritical = true; // Purpur
-                        f *= 1.5F;
+                    /* // Yatopia start - PlayerAttackEntityEvent
+                     if (flag2) {
+                         this.isCritical = true; // Purpur
+                         f *= 1.5F;
+                     }
+
+                     f += f1;
+                     */
+                    net.yatopia.api.event.PlayerAttackEntityEvent playerAttackEntityEvent =
+                            new net.yatopia.api.event.PlayerAttackEntityEvent(
+                                    getBukkitEntity(),
+                                    entity.getBukkitEntity(),
+                                    org.bukkit.craftbukkit.inventory.CraftItemStack.asBukkitCopy(getItemInMainHand()),
+                                    flag2, f + f1
+                            );
+                    float totalDamage = f + f1;
+                    org.bukkit.Bukkit.getPluginManager().callEvent(playerAttackEntityEvent);
+                    if (playerAttackEntityEvent.isCancelled()) {
+                        return;
                     }
+                    flag2 = playerAttackEntityEvent.isCritical() && !world.paperConfig.disablePlayerCrits;
+                    if (playerAttackEntityEvent.getDamage() == totalDamage) {
+                        if (flag2) {
+                            this.isCritical = true; // Purpur
+                            f *= 1.5F;
+                        }
+                        f += f1;
+                    } else {
+                        if (playerAttackEntityEvent.getDamage() < 0) {
+                           return;
+                        }
+                        float damage = playerAttackEntityEvent.getDamage() - f1;
+                        if (damage < 0) {
+                           return;
+                        }
+                        if (flag2) {
+                            this.isCritical = true; // Purpur
+                            damage *= 1.5F;
+                        }
+                        damage += f1;
+                        f = damage;
+                    }
+                    // Yatopia end
 
-                    f += f1;
                     boolean flag3 = false;
                     double d0 = (double) (this.A - this.z);