From e7101a32d4ccec5fe80bcf9578bc6abea64e56ec Mon Sep 17 00:00:00 2001
From: Aikar <aikar@aikar.co>
Date: Sat, 15 Jun 2013 19:51:17 -0400
Subject: [PATCH] EntityShootBowEvent consumeArrow and getArrowItem API

Adds ability to get what arrow was shot, and control if it should be consumed.

diff --git a/src/main/java/net/minecraft/server/EntitySkeletonAbstract.java b/src/main/java/net/minecraft/server/EntitySkeletonAbstract.java
index 5c3628035..8f1b5a550 100644
--- a/src/main/java/net/minecraft/server/EntitySkeletonAbstract.java
+++ b/src/main/java/net/minecraft/server/EntitySkeletonAbstract.java
@@ -157,7 +157,7 @@ public abstract class EntitySkeletonAbstract extends EntityMonster implements IR
 
         entityarrow.shoot(d0, d1 + d3 * 0.20000000298023224D, d2, 1.6F, (float) (14 - this.world.getDifficulty().a() * 4));
         // CraftBukkit start
-        org.bukkit.event.entity.EntityShootBowEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callEntityShootBowEvent(this, this.getItemInMainHand(), entityarrow, 0.8F);
+        org.bukkit.event.entity.EntityShootBowEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callEntityShootBowEvent(this, this.getItemInMainHand(), this.getItemInOffHand(), entityarrow, 0.8F); // Paper
         if (event.isCancelled()) {
             event.getProjectile().remove();
             return;
diff --git a/src/main/java/net/minecraft/server/ItemBow.java b/src/main/java/net/minecraft/server/ItemBow.java
index 0ea1bf4dc..90592fd38 100644
--- a/src/main/java/net/minecraft/server/ItemBow.java
+++ b/src/main/java/net/minecraft/server/ItemBow.java
@@ -36,6 +36,7 @@ public class ItemBow extends ItemProjectileWeapon {
                 if ((double) f >= 0.1D) {
                     boolean flag1 = flag && itemstack1.getItem() == Items.ARROW;
 
+                    boolean consumeArrow = true; // Paper
                     if (!world.isClientSide) {
                         ItemArrow itemarrow = (ItemArrow) ((ItemArrow) (itemstack1.getItem() instanceof ItemArrow ? itemstack1.getItem() : Items.ARROW));
                         EntityArrow entityarrow = itemarrow.a(world, itemstack1, (EntityLiving) entityhuman);
@@ -61,7 +62,7 @@ public class ItemBow extends ItemProjectileWeapon {
                             entityarrow.setOnFire(100);
                         }
                         // CraftBukkit start
-                        org.bukkit.event.entity.EntityShootBowEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callEntityShootBowEvent(entityhuman, itemstack, entityarrow, f);
+                        org.bukkit.event.entity.EntityShootBowEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callEntityShootBowEvent(entityhuman, itemstack, itemstack1, entityarrow, f); // Paper
                         if (event.isCancelled()) {
                             event.getProjectile().remove();
                             return;
@@ -71,7 +72,8 @@ public class ItemBow extends ItemProjectileWeapon {
                         itemstack.damage(1, entityhuman, (entityhuman1) -> {
                             entityhuman1.d(entityhuman.getRaisedHand());
                         });
-                        if (flag1 || entityhuman.abilities.canInstantlyBuild && (itemstack1.getItem() == Items.SPECTRAL_ARROW || itemstack1.getItem() == Items.TIPPED_ARROW)) {
+                        consumeArrow = event.getConsumeArrow(); // Paper
+                        if (!consumeArrow || flag1 || (entityhuman.abilities.canInstantlyBuild && ((itemstack1.getItem() == Items.SPECTRAL_ARROW) || (itemstack1.getItem() == Items.TIPPED_ARROW)))) { // Paper - add
                             entityarrow.fromPlayer = EntityArrow.PickupStatus.CREATIVE_ONLY;
                         }
 
@@ -88,7 +90,7 @@ public class ItemBow extends ItemProjectileWeapon {
                     }
 
                     world.playSound((EntityHuman) null, entityhuman.locX, entityhuman.locY, entityhuman.locZ, SoundEffects.ENTITY_ARROW_SHOOT, SoundCategory.PLAYERS, 1.0F, 1.0F / (ItemBow.i.nextFloat() * 0.4F + 1.2F) + f * 0.5F);
-                    if (!flag1 && !entityhuman.abilities.canInstantlyBuild) {
+                    if (!flag1 && !entityhuman.abilities.canInstantlyBuild && consumeArrow) { // Paper
                         itemstack1.subtract(1);
                         if (itemstack1.isEmpty()) {
                             entityhuman.inventory.f(itemstack1);
diff --git a/src/main/java/net/minecraft/server/ItemCrossbow.java b/src/main/java/net/minecraft/server/ItemCrossbow.java
index 874d9f500..f0d784108 100644
--- a/src/main/java/net/minecraft/server/ItemCrossbow.java
+++ b/src/main/java/net/minecraft/server/ItemCrossbow.java
@@ -221,7 +221,7 @@ public class ItemCrossbow extends ItemProjectileWeapon {
                 ((IProjectile) object).shoot((double) vector3fa.a(), (double) vector3fa.b(), (double) vector3fa.c(), f1, f2);
             }
             // CraftBukkit start
-            org.bukkit.event.entity.EntityShootBowEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callEntityShootBowEvent(entityliving, itemstack, (Entity) object, f);
+            org.bukkit.event.entity.EntityShootBowEvent event = org.bukkit.craftbukkit.event.CraftEventFactory.callEntityShootBowEvent(entityliving, itemstack, itemstack1, (IProjectile) object, f); // Paper // TODO: consume??
             if (event.isCancelled()) {
                 event.getProjectile().remove();
                 return;
diff --git a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
index 489943410..e58dac2c8 100644
--- a/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
+++ b/src/main/java/org/bukkit/craftbukkit/event/CraftEventFactory.java
@@ -51,6 +51,7 @@ import net.minecraft.server.GeneratorAccess;
 import net.minecraft.server.IBlockData;
 import net.minecraft.server.IChatBaseComponent;
 import net.minecraft.server.IInventory;
+import net.minecraft.server.IProjectile;
 import net.minecraft.server.ItemActionContext;
 import net.minecraft.server.ItemStack;
 import net.minecraft.server.Items;
@@ -465,16 +466,16 @@ public class CraftEventFactory {
     /**
      * EntityShootBowEvent
      */
-    public static EntityShootBowEvent callEntityShootBowEvent(EntityLiving who, ItemStack itemstack, Entity entityArrow, float force) {
+    public static EntityShootBowEvent callEntityShootBowEvent(EntityLiving who, ItemStack itemstack, ItemStack arrowItem, IProjectile entityArrow, float force) { // paper
         LivingEntity shooter = (LivingEntity) who.getBukkitEntity();
         CraftItemStack itemInHand = CraftItemStack.asCraftMirror(itemstack);
-        org.bukkit.entity.Entity arrow = entityArrow.getBukkitEntity();
+        org.bukkit.entity.Entity arrow = ((Entity) entityArrow).getBukkitEntity(); // Paper
 
         if (itemInHand != null && (itemInHand.getType() == Material.AIR || itemInHand.getAmount() == 0)) {
             itemInHand = null;
         }
 
-        EntityShootBowEvent event = new EntityShootBowEvent(shooter, itemInHand, arrow, force);
+        EntityShootBowEvent event = new EntityShootBowEvent(shooter, itemInHand, CraftItemStack.asCraftMirror(arrowItem), arrow, force); // Paper
         Bukkit.getPluginManager().callEvent(event);
 
         return event;
-- 
2.23.0