mirror of
https://github.com/PaperMC/Paper.git
synced 2024-12-29 15:49:00 +01:00
59 lines
3.3 KiB
Diff
59 lines
3.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Alexander <protonull@protonmail.com>
|
|
Date: Thu, 6 May 2021 13:01:25 +0100
|
|
Subject: [PATCH] Have CraftMerchantCustom emit PlayerPurchaseEvent
|
|
|
|
|
|
diff --git a/src/main/java/net/minecraft/world/item/trading/Merchant.java b/src/main/java/net/minecraft/world/item/trading/Merchant.java
|
|
index 8298e667aa3a17d987bbc4cc2b63600af48beabc..334df355470bff98db63396b33c8db6a0abcc61a 100644
|
|
--- a/src/main/java/net/minecraft/world/item/trading/Merchant.java
|
|
+++ b/src/main/java/net/minecraft/world/item/trading/Merchant.java
|
|
@@ -19,7 +19,7 @@ public interface Merchant {
|
|
|
|
MerchantOffers getOffers();
|
|
|
|
- void notifyTrade(MerchantOffer offer);
|
|
+ void notifyTrade(MerchantOffer offer); default void handlePurchase(MerchantOffer merchantRecipe) { notifyTrade(merchantRecipe); } // Paper - OBFHELPER
|
|
|
|
void notifyTradeUpdated(ItemStack stack);
|
|
|
|
diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMerchantCustom.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMerchantCustom.java
|
|
index 306c6483708ae1b41bd16f122d36beec1916a776..d52192545c39734be3c97c7978652a54d7b9f029 100644
|
|
--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMerchantCustom.java
|
|
+++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMerchantCustom.java
|
|
@@ -81,6 +81,35 @@ public class CraftMerchantCustom extends CraftMerchant {
|
|
|
|
@Override
|
|
public void notifyTrade(MerchantOffer offer) {
|
|
+ // Paper start
|
|
+ /** Based on {@link net.minecraft.world.entity.npc.EntityVillagerAbstract#b(MerchantRecipe)} */
|
|
+ if (getTradingPlayer() instanceof net.minecraft.server.level.ServerPlayer) {
|
|
+ final net.minecraft.server.level.ServerPlayer trader = (net.minecraft.server.level.ServerPlayer) getTradingPlayer();
|
|
+ final io.papermc.paper.event.player.PlayerPurchaseEvent event = new io.papermc.paper.event.player.PlayerPurchaseEvent(
|
|
+ trader.getBukkitEntity(),
|
|
+ offer.asBukkit(),
|
|
+ false, // reward xp?
|
|
+ true); // should increase uses?
|
|
+ event.callEvent();
|
|
+ if (event.isCancelled()) {
|
|
+ return;
|
|
+ }
|
|
+ final org.bukkit.inventory.MerchantRecipe eventTrade = event.getTrade();
|
|
+ if (event.willIncreaseTradeUses()) {
|
|
+ eventTrade.setUses(eventTrade.getUses() + 1);
|
|
+ }
|
|
+ if (event.isRewardingExp() && eventTrade.hasExperienceReward()) {
|
|
+ /** Based on {@link net.minecraft.world.entity.npc.EntityVillagerTrader#b(MerchantRecipe)} */
|
|
+ final int xp = 3 + net.minecraft.world.entity.Entity.SHARED_RANDOM.nextInt(4);
|
|
+ final Level world = trader.getCommandSenderWorld();
|
|
+ world.addFreshEntity(new net.minecraft.world.entity.ExperienceOrb(
|
|
+ world, trader.getX(), trader.getY() + 0.5d, trader.getZ(), xp,
|
|
+ org.bukkit.entity.ExperienceOrb.SpawnReason.VILLAGER_TRADE, trader, null));
|
|
+ }
|
|
+ return;
|
|
+ }
|
|
+ // Paper end
|
|
+
|
|
// increase recipe's uses
|
|
offer.increaseUses();
|
|
}
|