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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Jake Potrebic <jake.m.potrebic@gmail.com>
Date: Sun, 8 May 2022 13:35:45 -0700
Subject: [PATCH] ItemStack damage API
Adds methods notify clients about item breaks and
to simulate damage done to an itemstack and all
the logic associated with damaging them
== AT ==
public net.minecraft.world.entity.LivingEntity entityEventForEquipmentBreak(Lnet/minecraft/world/entity/EquipmentSlot;)B
diff --git a/src/main/java/net/minecraft/world/item/ItemStack.java b/src/main/java/net/minecraft/world/item/ItemStack.java
index d825c2e3808e44db9935dab4e7b528146c6d83c2..96a7e80e3efab1bf626fb7aff61e095ca09789d4 100644
--- a/src/main/java/net/minecraft/world/item/ItemStack.java
+++ b/src/main/java/net/minecraft/world/item/ItemStack.java
@@ -647,8 +647,13 @@ public final class ItemStack implements DataComponentHolder {
}
public void hurtAndBreak(int amount, ServerLevel world, @Nullable LivingEntity player, Consumer<Item> breakCallback) { // Paper - Add EntityDamageItemEvent
+ // Paper start - add param to skip infinite mats check
+ this.hurtAndBreak(amount, world, player, breakCallback, false);
+ }
+ public void hurtAndBreak(int amount, ServerLevel world, @Nullable LivingEntity player, Consumer<Item> breakCallback, boolean force) {
+ // Paper end - add param to skip infinite mats check
if (this.isDamageableItem()) {
- if (player == null || !player.hasInfiniteMaterials()) {
+ if (player == null || !player.hasInfiniteMaterials() || force) { // Paper
if (amount > 0) {
int originalDamage = amount; // Paper - Expand PlayerItemDamageEvent
amount = EnchantmentHelper.processDurabilityChange(world, this, amount);
@@ -699,6 +704,11 @@ public final class ItemStack implements DataComponentHolder {
}
public void hurtAndBreak(int amount, LivingEntity entity, EquipmentSlot slot) {
+ // Paper start - add param to skip infinite mats check
+ this.hurtAndBreak(amount, entity, slot, false);
+ }
+ public void hurtAndBreak(int amount, LivingEntity entity, EquipmentSlot slot, boolean force) {
+ // Paper end - add param to skip infinite mats check
Level world = entity.level();
if (world instanceof ServerLevel worldserver) {
@@ -717,7 +727,7 @@ public final class ItemStack implements DataComponentHolder {
}
// CraftBukkit end
entity.onEquippedItemBroken(item, slot);
- });
+ }, force); // Paper
}
}
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
index 3cc29107c018848a364e0fca689acf16cdd0ddb0..6d3183c2bfe9b28070a72cb5c3c05dda2a9d8b11 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftLivingEntity.java
@@ -1106,4 +1106,48 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
this.getHandle().knockback(strength, directionX, directionZ);
};
// Paper end - knockback API
+
+ // Paper start - ItemStack damage API
+ public void broadcastSlotBreak(final org.bukkit.inventory.EquipmentSlot slot) {
+ this.getHandle().level().broadcastEntityEvent(this.getHandle(), net.minecraft.world.entity.LivingEntity.entityEventForEquipmentBreak(org.bukkit.craftbukkit.CraftEquipmentSlot.getNMS(slot)));
+ }
+
+ @Override
+ public void broadcastSlotBreak(final org.bukkit.inventory.EquipmentSlot slot, final Collection<org.bukkit.entity.Player> players) {
+ if (players.isEmpty()) {
+ return;
+ }
+ final net.minecraft.network.protocol.game.ClientboundEntityEventPacket packet = new net.minecraft.network.protocol.game.ClientboundEntityEventPacket(
+ this.getHandle(),
+ net.minecraft.world.entity.LivingEntity.entityEventForEquipmentBreak(org.bukkit.craftbukkit.CraftEquipmentSlot.getNMS(slot))
+ );
+ players.forEach(player -> ((CraftPlayer) player).getHandle().connection.send(packet));
+ }
+
+ @Override
+ public ItemStack damageItemStack(ItemStack stack, final int amount) {
+ final net.minecraft.world.item.ItemStack nmsStack;
+ if (stack instanceof final CraftItemStack craftItemStack) {
+ if (craftItemStack.handle == null || craftItemStack.handle.isEmpty()) {
+ return stack;
+ }
+ nmsStack = craftItemStack.handle;
+ } else {
+ nmsStack = CraftItemStack.asNMSCopy(stack);
+ stack = CraftItemStack.asCraftMirror(nmsStack); // mirror to capture changes in hurt logic & events
+ }
+ this.damageItemStack0(nmsStack, amount, null);
+ return stack;
+ }
+
+ @Override
+ public void damageItemStack(final org.bukkit.inventory.EquipmentSlot slot, final int amount) {
+ final net.minecraft.world.entity.EquipmentSlot nmsSlot = org.bukkit.craftbukkit.CraftEquipmentSlot.getNMS(slot);
+ this.damageItemStack0(this.getHandle().getItemBySlot(nmsSlot), amount, nmsSlot);
+ }
+
+ private void damageItemStack0(final net.minecraft.world.item.ItemStack nmsStack, final int amount, final net.minecraft.world.entity.EquipmentSlot slot) {
+ nmsStack.hurtAndBreak(amount, this.getHandle(), slot, true);
+ }
+ // Paper end - ItemStack damage API
}
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