From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: Aikar Date: Wed, 20 Dec 2017 17:36:49 -0500 Subject: [PATCH] Ability to apply mending to XP API This allows plugins that give players the ability to apply the experience points to the Item Mending formula, which will repair an item instead of giving the player experience points. Both an API To standalone mend, and apply mending logic to .giveExp has been added. diff --git a/src/main/java/net/minecraft/world/item/enchantment/EnchantmentHelper.java b/src/main/java/net/minecraft/world/item/enchantment/EnchantmentHelper.java index 3a09ce6d0ea51436adcae4719d3f28d1868c283c..7bc5aa35b52de0027cf58a6127a9903464ccaf47 100644 --- a/src/main/java/net/minecraft/world/item/enchantment/EnchantmentHelper.java +++ b/src/main/java/net/minecraft/world/item/enchantment/EnchantmentHelper.java @@ -270,8 +270,11 @@ public class EnchantmentHelper { return getItemEnchantmentLevel(Enchantments.CHANNELING, stack) > 0; } - @Nullable - public static Entry getRandomItemWith(Enchantment enchantment, LivingEntity entity) { + @Deprecated public static @javax.annotation.Nonnull ItemStack getRandomEquippedItemWithEnchant(Enchantment enchantment, LivingEntity entityliving) { + Entry entry = getRandomItemWith(enchantment, entityliving); + return entry != null ? entry.getValue() : ItemStack.EMPTY; + } // Paper - OBFHELPER + @Nullable public static Entry getRandomItemWith(Enchantment enchantment, LivingEntity entity) { return getRandomItemWith(enchantment, entity, (stack) -> { return true; }); diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java index 5afc4c55c9ec8ed70b36a805b553613e18747c1f..d6f9fe4ebc034263169f3333922ad90fe4fcee69 100644 --- a/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java +++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftPlayer.java @@ -1223,8 +1223,37 @@ public class CraftPlayer extends CraftHumanEntity implements Player { return GameMode.getByValue(this.getHandle().gameMode.getGameModeForPlayer().getId()); } + // Paper start + @Override + public int applyMending(int amount) { + ServerPlayer handle = getHandle(); + // Logic copied from EntityExperienceOrb and remapped to unobfuscated methods/properties + net.minecraft.world.item.ItemStack itemstack = net.minecraft.world.item.enchantment.EnchantmentHelper + .getRandomEquippedItemWithEnchant(net.minecraft.world.item.enchantment.Enchantments.MENDING, handle); + if (!itemstack.isEmpty() && itemstack.getItem().canBeDepleted()) { + net.minecraft.world.entity.ExperienceOrb orb = net.minecraft.world.entity.EntityType.EXPERIENCE_ORB.create(handle.level); + orb.value = amount; + orb.spawnReason = org.bukkit.entity.ExperienceOrb.SpawnReason.CUSTOM; + orb.setPosRaw(handle.getX(), handle.getY(), handle.getZ()); + + int i = Math.min(orb.xpToDurability(amount), itemstack.getDamageValue()); + org.bukkit.event.player.PlayerItemMendEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerItemMendEvent(handle, orb, itemstack, i); + i = event.getRepairAmount(); + orb.discard(); + if (!event.isCancelled()) { + amount -= orb.durabilityToXp(i); + itemstack.setDamageValue(itemstack.getDamageValue() - i); + } + } + return amount; + } + @Override - public void giveExp(int exp) { + public void giveExp(int exp, boolean applyMending) { + if (applyMending) { + exp = this.applyMending(exp); + } + // Paper end this.getHandle().giveExperiencePoints(exp); }