From 4d235919d6d649568f91b80e04672eeca64372b1 Mon Sep 17 00:00:00 2001
From: CraftBukkit/Spigot <noreply+git-craftbukkit@papermc.io>
Date: Wed, 19 Jul 2023 07:41:31 +1000
Subject: [PATCH] SPIGOT-7422, #1228: Add API to set sherds on decorated pots

By: Parker Hawke <hawkeboyz2@hotmail.com>
---
 .../craftbukkit/block/CraftDecoratedPot.java  | 51 +++++++++++++++++++
 1 file changed, 51 insertions(+)

diff --git a/paper-server/src/main/java/org/bukkit/craftbukkit/block/CraftDecoratedPot.java b/paper-server/src/main/java/org/bukkit/craftbukkit/block/CraftDecoratedPot.java
index 41b9d49acc..b871258709 100644
--- a/paper-server/src/main/java/org/bukkit/craftbukkit/block/CraftDecoratedPot.java
+++ b/paper-server/src/main/java/org/bukkit/craftbukkit/block/CraftDecoratedPot.java
@@ -1,9 +1,15 @@
 package org.bukkit.craftbukkit.block;
 
+import com.google.common.base.Preconditions;
+import java.util.EnumMap;
 import java.util.List;
+import java.util.Map;
 import java.util.stream.Collectors;
+import net.minecraft.world.item.Item;
+import net.minecraft.world.item.Items;
 import net.minecraft.world.level.block.entity.DecoratedPotBlockEntity;
 import org.bukkit.Material;
+import org.bukkit.Tag;
 import org.bukkit.World;
 import org.bukkit.block.DecoratedPot;
 import org.bukkit.craftbukkit.util.CraftMagicNumbers;
@@ -14,6 +20,51 @@ public class CraftDecoratedPot extends CraftBlockEntityState<DecoratedPotBlockEn
         super(world, tileEntity);
     }
 
+    @Override
+    public void setSherd(Side face, Material sherd) {
+        Preconditions.checkArgument(face != null, "face must not be null");
+        Preconditions.checkArgument(sherd == null || sherd == Material.BRICK || Tag.ITEMS_DECORATED_POT_SHERDS.isTagged(sherd), "sherd is not a valid sherd material: %s", sherd);
+
+        Item sherdItem = (sherd != null) ? CraftMagicNumbers.getItem(sherd) : Items.BRICK;
+        DecoratedPotBlockEntity.a decorations = getSnapshot().getDecorations(); // PAIL rename Decorations
+
+        switch (face) {
+            case BACK -> getSnapshot().decorations = new DecoratedPotBlockEntity.a(sherdItem, decorations.left(), decorations.right(), decorations.front());
+            case LEFT -> getSnapshot().decorations = new DecoratedPotBlockEntity.a(decorations.back(), sherdItem, decorations.right(), decorations.front());
+            case RIGHT -> getSnapshot().decorations = new DecoratedPotBlockEntity.a(decorations.back(), decorations.left(), sherdItem, decorations.front());
+            case FRONT -> getSnapshot().decorations = new DecoratedPotBlockEntity.a(decorations.back(), decorations.left(), decorations.right(), sherdItem);
+            default -> throw new IllegalArgumentException("Unexpected value: " + face);
+        }
+    }
+
+    @Override
+    public Material getSherd(Side face) {
+        Preconditions.checkArgument(face != null, "face must not be null");
+
+        DecoratedPotBlockEntity.a decorations = getSnapshot().getDecorations(); // PAIL rename Decorations
+        Item sherdItem = switch (face) {
+            case BACK -> decorations.back();
+            case LEFT -> decorations.left();
+            case RIGHT -> decorations.right();
+            case FRONT -> decorations.front();
+            default -> throw new IllegalArgumentException("Unexpected value: " + face);
+        };
+
+        return CraftMagicNumbers.getMaterial(sherdItem);
+    }
+
+    @Override
+    public Map<Side, Material> getSherds() {
+        DecoratedPotBlockEntity.a decorations = getSnapshot().getDecorations(); // PAIL rename Decorations
+
+        Map<Side, Material> sherds = new EnumMap<>(Side.class);
+        sherds.put(Side.BACK, CraftMagicNumbers.getMaterial(decorations.back()));
+        sherds.put(Side.LEFT, CraftMagicNumbers.getMaterial(decorations.left()));
+        sherds.put(Side.RIGHT, CraftMagicNumbers.getMaterial(decorations.right()));
+        sherds.put(Side.FRONT, CraftMagicNumbers.getMaterial(decorations.front()));
+        return sherds;
+    }
+
     @Override
     public List<Material> getShards() {
         return getSnapshot().getDecorations().sorted().map(CraftMagicNumbers::getMaterial).collect(Collectors.toUnmodifiableList());