From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: BillyGalbreath <Blake.Galbreath@GMail.com>
Date: Fri, 12 Oct 2018 14:10:46 -0500
Subject: [PATCH] Add more Witch API

== AT ==
public net.minecraft.world.entity.monster.Witch usingTime

diff --git a/src/main/java/net/minecraft/world/entity/monster/Witch.java b/src/main/java/net/minecraft/world/entity/monster/Witch.java
index 120f0c729c48ddfa598472029cdfbab3dc6db50f..a03fa8a3e648532a7ffaaf523ca87c13e8af4c0a 100644
--- a/src/main/java/net/minecraft/world/entity/monster/Witch.java
+++ b/src/main/java/net/minecraft/world/entity/monster/Witch.java
@@ -152,21 +152,7 @@ public class Witch extends Raider implements RangedAttackMob {
                 }
 
                 if (holder != null) {
-                    // Paper start
-                    ItemStack potion = PotionContents.createItemStack(Items.POTION, holder);
-                    potion = org.bukkit.craftbukkit.event.CraftEventFactory.handleWitchReadyPotionEvent(this, potion);
-                    this.setItemSlot(EquipmentSlot.MAINHAND, potion);
-                    // Paper end
-                    this.usingTime = this.getMainHandItem().getUseDuration(this);
-                    this.setUsingItem(true);
-                    if (!this.isSilent()) {
-                        this.level().playSound((Player) null, this.getX(), this.getY(), this.getZ(), SoundEvents.WITCH_DRINK, this.getSoundSource(), 1.0F, 0.8F + this.random.nextFloat() * 0.4F);
-                    }
-
-                    AttributeInstance attributemodifiable = this.getAttribute(Attributes.MOVEMENT_SPEED);
-
-                    attributemodifiable.removeModifier(Witch.SPEED_MODIFIER_DRINKING_ID);
-                    attributemodifiable.addTransientModifier(Witch.SPEED_MODIFIER_DRINKING);
+                    this.setDrinkingPotion(PotionContents.createItemStack(Items.POTION, holder)); // Paper - logic moved into setDrinkingPotion, copy exact impl into the method and then comment out
                 }
             }
 
@@ -178,6 +164,23 @@ public class Witch extends Raider implements RangedAttackMob {
         super.aiStep();
     }
 
+    // Paper start - moved to its own method
+    public void setDrinkingPotion(ItemStack potion) {
+        potion = org.bukkit.craftbukkit.event.CraftEventFactory.handleWitchReadyPotionEvent(this, potion);
+        this.setItemSlot(EquipmentSlot.MAINHAND, potion);
+        this.usingTime = this.getMainHandItem().getUseDuration(this);
+        this.setUsingItem(true);
+        if (!this.isSilent()) {
+            this.level().playSound((Player) null, this.getX(), this.getY(), this.getZ(), SoundEvents.WITCH_DRINK, this.getSoundSource(), 1.0F, 0.8F + this.random.nextFloat() * 0.4F);
+        }
+
+        AttributeInstance attributemodifiable = this.getAttribute(Attributes.MOVEMENT_SPEED);
+
+        attributemodifiable.removeModifier(Witch.SPEED_MODIFIER_DRINKING_ID);
+        attributemodifiable.addTransientModifier(Witch.SPEED_MODIFIER_DRINKING);
+    }
+    // Paper end
+
     @Override
     public SoundEvent getCelebrateSound() {
         return SoundEvents.WITCH_CELEBRATE;
diff --git a/src/main/java/org/bukkit/craftbukkit/entity/CraftWitch.java b/src/main/java/org/bukkit/craftbukkit/entity/CraftWitch.java
index 524b5ba5995affc09eedf9a85d22e8b0b4efc156..4b3d783cabcb2de1a67d7fbfb6f525bfb493aed1 100644
--- a/src/main/java/org/bukkit/craftbukkit/entity/CraftWitch.java
+++ b/src/main/java/org/bukkit/craftbukkit/entity/CraftWitch.java
@@ -2,6 +2,13 @@ package org.bukkit.craftbukkit.entity;
 
 import org.bukkit.craftbukkit.CraftServer;
 import org.bukkit.entity.Witch;
+// Paper start
+import com.destroystokyo.paper.entity.CraftRangedEntity;
+import com.google.common.base.Preconditions;
+import org.bukkit.Material;
+import org.bukkit.craftbukkit.inventory.CraftItemStack;
+import org.bukkit.inventory.ItemStack;
+// Paper end
 
 public class CraftWitch extends CraftRaider implements Witch, com.destroystokyo.paper.entity.CraftRangedEntity<net.minecraft.world.entity.monster.Witch> { // Paper
     public CraftWitch(CraftServer server, net.minecraft.world.entity.monster.Witch entity) {
@@ -22,4 +29,23 @@ public class CraftWitch extends CraftRaider implements Witch, com.destroystokyo.
     public boolean isDrinkingPotion() {
         return this.getHandle().isDrinkingPotion();
     }
+    // Paper start
+    public int getPotionUseTimeLeft() {
+        return getHandle().usingTime;
+    }
+
+    @Override
+    public void setPotionUseTimeLeft(int ticks) {
+        getHandle().usingTime = ticks;
+    }
+
+    public ItemStack getDrinkingPotion() {
+        return CraftItemStack.asCraftMirror(getHandle().getMainHandItem());
+    }
+
+    public void setDrinkingPotion(ItemStack potion) {
+        Preconditions.checkArgument(potion == null || potion.getType().isEmpty() || potion.getType() == Material.POTION, "must be potion, air, or null");
+        getHandle().setDrinkingPotion(CraftItemStack.asNMSCopy(potion));
+    }
+    // Paper end
 }